Le informazioni sugli articoli di fonte ISI sono coperte da copyright

Per ulteriori informazioni selezionare i riferimenti di interesse.

1. Cocks, MP; Stock, WD
   Field patterns of nodulation in fifteen Aspalathus species and their ecological role in the fynbos vegetation of southern Africa
   BASIC AND APPLIED ECOLOGY
   
   M.P. Cocks e W.D. Stock, "Field patterns of nodulation in fifteen Aspalathus species and their ecological role in the fynbos vegetation of southern Africa", BASIC AP EC, 2(2), 2001, pp. 115-125
2. Glaser, B; Bol, R; Preedy, N; McTiernan, KB; Clark, M; Amelung, W
   Short-term sequestration of slurry-derived carbon and nitrogen in temperate grassland soil as assessed by C-13 and N-15 natural abundance measurements
   JOURNAL OF PLANT NUTRITION AND SOIL SCIENCE-ZEITSCHRIFT FUR PFLANZENERNAHRUNG UND BODENKUNDE
   
   B. Glaser et al., "Short-term sequestration of slurry-derived carbon and nitrogen in temperate grassland soil as assessed by C-13 and N-15 natural abundance measurements", J PLANT NU, 164(5), 2001, pp. 467-474
3. Evans, RD
   Physiological mechanisms influencing plant nitrogen isotope composition
   TRENDS IN PLANT SCIENCE
   
   R.D. Evans, "Physiological mechanisms influencing plant nitrogen isotope composition", TRENDS PL S, 6(3), 2001, pp. 121-126
4. Penuelas, J; Filella, I
   Herbaria century record of increasing eutrophication in Spanish terrestrial ecosystems
   GLOBAL CHANGE BIOLOGY
   
   J. Penuelas e I. Filella, "Herbaria century record of increasing eutrophication in Spanish terrestrial ecosystems", GL CHANGE B, 7(4), 2001, pp. 427-433
5. Handley, LL; Johnston, AM; Hallett, PD; Scrimgeour, M; Wheatley, RE
   Development of delta N-15 stratification of NO3- in soil profiles
   RAPID COMMUNICATIONS IN MASS SPECTROMETRY
   
   L.L. Handley et al., "Development of delta N-15 stratification of NO3- in soil profiles", RAP C MASS, 15(15), 2001, pp. 1274-1278
6. Peoples, MB; Baldock, JA
   Nitrogen dynamics of pastures: nitrogen fixation inputs, the impact of legumes on soil nitrogen fertility, and the contributions of fixed nitrogen toAustralian farming systems
   AUSTRALIAN JOURNAL OF EXPERIMENTAL AGRICULTURE
   
   M.B. Peoples e J.A. Baldock, "Nitrogen dynamics of pastures: nitrogen fixation inputs, the impact of legumes on soil nitrogen fertility, and the contributions of fixed nitrogen toAustralian farming systems", AUST J EX A, 41(3), 2001, pp. 327-346
7. Spears, JDH; Lajtha, K; Caldwell, BA; Pennington, SB; Vanderbilt, K
   Species effects of Ceanothus velutinus versus Pseudotsuga menziesii, Douglas-fir, on soil phosphorus and nitrogen properties in the Oregon cascades
   FOREST ECOLOGY AND MANAGEMENT
   
   J.D.H. Spears et al., "Species effects of Ceanothus velutinus versus Pseudotsuga menziesii, Douglas-fir, on soil phosphorus and nitrogen properties in the Oregon cascades", FOREST ECOL, 149(1-3), 2001, pp. 205-216
8. Reis, VM; dos Reis, FB; Quesada, DM; de Oliveira, OCA; Alves, BJR; Urquiaga, S; Boddey, RM
   Biological nitrogen fixation associated with tropical pasture grasses
   AUSTRALIAN JOURNAL OF PLANT PHYSIOLOGY
   
   V.M. Reis et al., "Biological nitrogen fixation associated with tropical pasture grasses", AUST J PLAN, 28(9), 2001, pp. 837-844
9. Moran, JA; Merbach, MA; Livingston, NJ; Clarke, CM; Booth, WE
   Termite prey specialization in the pitcher plant Nepenthes albomarginata -Evidence from stable isotope analysis
   ANNALS OF BOTANY
   
   J.A. Moran et al., "Termite prey specialization in the pitcher plant Nepenthes albomarginata -Evidence from stable isotope analysis", ANN BOTANY, 88(2), 2001, pp. 307-311
10. Salon, C; Munier-Jolain, NG; Duc, G; Voisin, AS; Grandgirard, D; Larmure, A; Emery, RJN; Ney, B
    Grain legume seed filling in relation to nitrogen acquisition: A review and prospects with particular reference to pea
    AGRONOMIE
    
    C. Salon et al., "Grain legume seed filling in relation to nitrogen acquisition: A review and prospects with particular reference to pea", AGRONOMIE, 21(6-7), 2001, pp. 539-552
11. Robinson, D
    delta N-15 as an integrator of the nitrogen cycle
    TRENDS IN ECOLOGY & EVOLUTION
    
    D. Robinson, "delta N-15 as an integrator of the nitrogen cycle", TREND ECOL, 16(3), 2001, pp. 153-162
12. Mitchell, MJ; Driscoll, CT; Owen, JS; Schaefer, D; Michener, R; Raynal, DJ
    Nitrogen biogeochemistry of three hardwood ecosystems in the Adirondack region of New York
    BIOGEOCHEMISTRY
    
    M.J. Mitchell et al., "Nitrogen biogeochemistry of three hardwood ecosystems in the Adirondack region of New York", BIOGEOCHEMI, 56(2), 2001, pp. 93-133
13. Yoneyama, T; Engelaar, WMHG; Kim, HY; Rupela, OP
    delta N-15 values of sorghum grains harvested on a Vertisol in the semi-arid tropics were positively related to doses of fertilizer N but negatively with the frequency of legume cultivation
    SOIL SCIENCE AND PLANT NUTRITION
    
    T. Yoneyama et al., "delta N-15 values of sorghum grains harvested on a Vertisol in the semi-arid tropics were positively related to doses of fertilizer N but negatively with the frequency of legume cultivation", SOIL SCI PL, 47(2), 2001, pp. 423-427
14. Israel, DW; Mikkelsen, RL
    Soybean as a receiver crop for nitrogen in swine lagoon effluent
    SOIL SCIENCE
    
    D.W. Israel e R.L. Mikkelsen, "Soybean as a receiver crop for nitrogen in swine lagoon effluent", SOIL SCI, 166(7), 2001, pp. 453-464
15. Hansen, JP; Vinther, FP
    Spatial variability of symbiotic N-2 fixation in grass-white clover pastures estimated by the N-15 isotope dilution method and the natural N-15 abundance method
    PLANT AND SOIL
    
    J.P. Hansen e F.P. Vinther, "Spatial variability of symbiotic N-2 fixation in grass-white clover pastures estimated by the N-15 isotope dilution method and the natural N-15 abundance method", PLANT SOIL, 230(2), 2001, pp. 257-266
16. Peoples, MB; Bowman, AM; Gault, RR; Herridge, DF; McCallum, MH; McCormick, KM; Norton, RM; Rochester, IJ; Scammell, GJ; Schwenke, GD
    Factors regulating the contributions of fixed nitrogen by pasture and croplegumes to different farming systems of eastern Australia
    PLANT AND SOIL
    
    M.B. Peoples et al., "Factors regulating the contributions of fixed nitrogen by pasture and croplegumes to different farming systems of eastern Australia", PLANT SOIL, 228(1), 2001, pp. 29-41
17. Lipson, D; Nasholm, T
    The unexpected versatility of plants: organic nitrogen use and availability in terrestrial ecosystems
    OECOLOGIA
    
    D. Lipson e T. Nasholm, "The unexpected versatility of plants: organic nitrogen use and availability in terrestrial ecosystems", OECOLOGIA, 128(3), 2001, pp. 305-316
18. Schuur, EAG; Matson, PA
    Net primary productivity and nutrient cycling across a mesic to wet precipitation gradient in Hawaiian montane forest
    OECOLOGIA
    
    E.A.G. Schuur e P.A. Matson, "Net primary productivity and nutrient cycling across a mesic to wet precipitation gradient in Hawaiian montane forest", OECOLOGIA, 128(3), 2001, pp. 431-442
19. Hurd, TM; Raynal, DJ; Schwintzer, CR
    Symbiotic N-2 fixation of Alnus incana ssp rugosa in shrub wetlands of theAdirondack Mountains, New York, USA
    OECOLOGIA
    
    T.M. Hurd et al., "Symbiotic N-2 fixation of Alnus incana ssp rugosa in shrub wetlands of theAdirondack Mountains, New York, USA", OECOLOGIA, 126(1), 2001, pp. 94-103
20. Emmerton, KS; Callaghan, TV; Jones, HE; Leake, JR; Michelsen, A; Read, DJ
    Assimilation and isotopic fractionation of nitrogen by mycorrhizal fungi
    NEW PHYTOLOGIST
    
    K.S. Emmerton et al., "Assimilation and isotopic fractionation of nitrogen by mycorrhizal fungi", NEW PHYTOL, 151(2), 2001, pp. 503-511
21. Emmerton, KS; Callaghan, TV; Jones, HE; Leake, JR; Michelsen, A; Read, DJ
    Assimilation and isotopic fractionation of nitrogen by mycorrhizal and nonmycorrhizal subarctic plants
    NEW PHYTOLOGIST
    
    K.S. Emmerton et al., "Assimilation and isotopic fractionation of nitrogen by mycorrhizal and nonmycorrhizal subarctic plants", NEW PHYTOL, 151(2), 2001, pp. 513-524
22. Hobbie, EA; Weber, NS; Trappe, JM
    Mycorrhizal vs saprotrophic status of fungi: the isotopic evidence
    NEW PHYTOLOGIST
    
    E.A. Hobbie et al., "Mycorrhizal vs saprotrophic status of fungi: the isotopic evidence", NEW PHYTOL, 150(3), 2001, pp. 601-610
23. Scarano, FR; Duarte, HM; Ribeiro, KT; Rodrigues, PJFP; Barcellos, EMB; Franco, AC; Brulfert, J; Deleens, E; Luttge, U
    Four sites with contrasting environmental stress in southeastern Brazil: relations of species, life form diversity, and geographic distribution to ecophysiological parameters
    BOTANICAL JOURNAL OF THE LINNEAN SOCIETY
    
    F.R. Scarano et al., "Four sites with contrasting environmental stress in southeastern Brazil: relations of species, life form diversity, and geographic distribution to ecophysiological parameters", BOTAN J LIN, 136(4), 2001, pp. 345-364
24. Hebert, CE; Wassenaar, LI
    Stable nitrogen isotopes in waterfowl feathers reflect agricultural land use in western Canada
    ENVIRONMENTAL SCIENCE & TECHNOLOGY
    
    C.E. Hebert e L.I. Wassenaar, "Stable nitrogen isotopes in waterfowl feathers reflect agricultural land use in western Canada", ENV SCI TEC, 35(17), 2001, pp. 3482-3487
25. McKenzie, RH; Middleton, AB; Solberg, ED; DeMulder, J; Flore, N; Clayton, GW; Bremer, E
    Response of pea to rhizobia inoculation and starter nitrogen in Alberta
    CANADIAN JOURNAL OF PLANT SCIENCE
    
    R.H. McKenzie et al., "Response of pea to rhizobia inoculation and starter nitrogen in Alberta", CAN J PLANT, 81(4), 2001, pp. 637-643
26. Hawke, DJ
    Variability of delta N-15 in soil and plants at a New Zealand hill countrysite: correlations with soil chemistry and nutrient inputs
    AUSTRALIAN JOURNAL OF SOIL RESEARCH
    
    D.J. Hawke, "Variability of delta N-15 in soil and plants at a New Zealand hill countrysite: correlations with soil chemistry and nutrient inputs", AUST J SOIL, 39(2), 2001, pp. 373-383
27. Boddey, RM; Peoples, MB; Palmer, B; Dart, PJ
    Use of the N-15 natural abundance technique to quantify biological nitrogen fixation by woody perennials
    NUTRIENT CYCLING IN AGROECOSYSTEMS
    
    R.M. Boddey et al., "Use of the N-15 natural abundance technique to quantify biological nitrogen fixation by woody perennials", NUTR CYCL A, 57(3), 2000, pp. 235-270
28. Lutze, JL; Gifford, RM
    Nitrogen accumulation and distribution in Danthonia richardsonii swards inresponse to CO2 and nitrogen supply over four years of growth
    GLOBAL CHANGE BIOLOGY
    
    J.L. Lutze e R.M. Gifford, "Nitrogen accumulation and distribution in Danthonia richardsonii swards inresponse to CO2 and nitrogen supply over four years of growth", GL CHANGE B, 6(1), 2000, pp. 1-12
29. Waser, NA; Harrison, WG; Head, EJH; Nielson, B; Lutz, VA; Calvert, SE
    Geographic variations in the nitrogen isotope composition of surface particulate nitrogen and new production across the North Atlantic Ocean
    DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS
    
    N.A. Waser et al., "Geographic variations in the nitrogen isotope composition of surface particulate nitrogen and new production across the North Atlantic Ocean", DEEP-SEA I, 47(7), 2000, pp. 1207-1226
30. Dickson, JH; Oeggl, K; Holden, TG; Handley, LL; O'Connell, TC; Preston, T
    The omnivorous Tyrolean Iceman: colon contents (meat, cereals, pollen, moss and whipworm) and stable isotope analyses
    PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY OF LONDON SERIES B-BIOLOGICAL SCIENCES
    
    J.H. Dickson et al., "The omnivorous Tyrolean Iceman: colon contents (meat, cereals, pollen, moss and whipworm) and stable isotope analyses", PHI T ROY B, 355(1404), 2000, pp. 1843-1849
31. Korontzi, S; Macko, SA; Anderson, IC; Poth, MA
    A stable isotopic study to determine carbon and nitrogen cycling in a disturbed southern Californian forest ecosystem
    GLOBAL BIOGEOCHEMICAL CYCLES
    
    S. Korontzi et al., "A stable isotopic study to determine carbon and nitrogen cycling in a disturbed southern Californian forest ecosystem", GLOBAL BIOG, 14(1), 2000, pp. 177-188
32. Nygren, P; Cruz, P; Domenach, AM; Vaillant, V; Sierra, J
    Influence of forage harvesting regimes on dynamics of biological dinitrogen fixation of a tropical woody legume
    TREE PHYSIOLOGY
    
    P. Nygren et al., "Influence of forage harvesting regimes on dynamics of biological dinitrogen fixation of a tropical woody legume", TREE PHYSL, 20(1), 2000, pp. 41-48
33. Unkovich, MJ; Pate, JS
    An appraisal of recent field measurements of symbiotic N-2 fixation by annual legumes
    FIELD CROPS RESEARCH
    
    M.J. Unkovich e J.S. Pate, "An appraisal of recent field measurements of symbiotic N-2 fixation by annual legumes", FIELD CR RE, 65(2-3), 2000, pp. 211-228
34. Unkovich, MJ; Pate, JS; Lefroy, EC; Arthur, DJ
    Nitrogen isotope fractionation in the fodder tree legume tagasaste (Chamaecytisus proliferus) and assessment of N-2 fixation inputs in deep sandy soils of Western Australia
    AUSTRALIAN JOURNAL OF PLANT PHYSIOLOGY
    
    M.J. Unkovich et al., "Nitrogen isotope fractionation in the fodder tree legume tagasaste (Chamaecytisus proliferus) and assessment of N-2 fixation inputs in deep sandy soils of Western Australia", AUST J PLAN, 27(10), 2000, pp. 921-929
35. Abbott, MB; Wolfe, BB; Aravena, R; Wolfe, AP; Seltzer, GO
    Holocene hydrological reconstructions from stable isotopes and paleolimnology, Cordillera Real, Bolivia
    QUATERNARY SCIENCE REVIEWS
    
    M.B. Abbott et al., "Holocene hydrological reconstructions from stable isotopes and paleolimnology, Cordillera Real, Bolivia", QUAT SCI R, 19(17-18), 2000, pp. 1801-1820
36. Robe, WE; Griffiths, H
    Physiological and photosynthetic plasticity in the amphibious, freshwater plant, Littorella uniflora, during the transition from aquatic to dry terrestrial environments
    PLANT CELL AND ENVIRONMENT
    
    W.E. Robe e H. Griffiths, "Physiological and photosynthetic plasticity in the amphibious, freshwater plant, Littorella uniflora, during the transition from aquatic to dry terrestrial environments", PL CELL ENV, 23(10), 2000, pp. 1041-1054
37. Geesing, D; Felker, P; Bingham, RL
    Influence of mesquite (Prosopis glandulosa) on soil nitrogen and carbon development: Implications for global carbon sequestration
    JOURNAL OF ARID ENVIRONMENTS
    
    D. Geesing et al., "Influence of mesquite (Prosopis glandulosa) on soil nitrogen and carbon development: Implications for global carbon sequestration", J ARID ENV, 46(2), 2000, pp. 157-180
38. Kohzu, A; Tateishi, T; Yamada, A; Koba, K; Wada, E
    Nitrogen isotope fractionation during nitrogen transport from ectomycorrhizal fungi, Suillus granulatus, to the host plant, Pinus densiflora
    SOIL SCIENCE AND PLANT NUTRITION
    
    A. Kohzu et al., "Nitrogen isotope fractionation during nitrogen transport from ectomycorrhizal fungi, Suillus granulatus, to the host plant, Pinus densiflora", SOIL SCI PL, 46(3), 2000, pp. 733-739
39. Jacot, KA; Luscher, A; Nosberger, J; Hartwig, UA
    Symbiotic N-2 fixation of various legume species along an altitudinal gradient in the Swiss Alps
    SOIL BIOLOGY & BIOCHEMISTRY
    
    K.A. Jacot et al., "Symbiotic N-2 fixation of various legume species along an altitudinal gradient in the Swiss Alps", SOIL BIOL B, 32(8-9), 2000, pp. 1043-1052
40. Neilson, R; Boag, B; Smith, M
    Earthworm delta C-13 and delta N-15 analyses suggest that putative functional classifications of earthworms are site-specific and may also indicate habitat diversity
    SOIL BIOLOGY & BIOCHEMISTRY
    
    R. Neilson et al., "Earthworm delta C-13 and delta N-15 analyses suggest that putative functional classifications of earthworms are site-specific and may also indicate habitat diversity", SOIL BIOL B, 32(8-9), 2000, pp. 1053-1061
41. Sutherland, JM; Odee, DW; Muluvi, GM; McInroy, SG; Patel, A
    Single and multi-strain rhizobial inoculation of African acacias in nursery conditions
    SOIL BIOLOGY & BIOCHEMISTRY
    
    J.M. Sutherland et al., "Single and multi-strain rhizobial inoculation of African acacias in nursery conditions", SOIL BIOL B, 32(3), 2000, pp. 323-333
42. Pakrou, N; Dillon, P
    Key processes of the nitrogen cycle in an irrigated and a non-irrigated grazed pasture
    PLANT AND SOIL
    
    N. Pakrou e P. Dillon, "Key processes of the nitrogen cycle in an irrigated and a non-irrigated grazed pasture", PLANT SOIL, 224(2), 2000, pp. 231-250
43. Tjepkema, JD; Schwintzer, CR; Burris, RH; Johnson, GV; Silvester, WB
    Natural abundance of N-15 in actinorhizal plants and nodules
    PLANT AND SOIL
    
    J.D. Tjepkema et al., "Natural abundance of N-15 in actinorhizal plants and nodules", PLANT SOIL, 219(1-2), 2000, pp. 285-289
44. Olofsson, J; Strengbom, J
    Response of galling invertebrates on Salix lanata to reindeer herbivory
    OIKOS
    
    J. Olofsson e J. Strengbom, "Response of galling invertebrates on Salix lanata to reindeer herbivory", OIKOS, 91(3), 2000, pp. 493-498
45. Callaham, MA; Whiles, MR; Meyer, CK; Brock, BL; Charlton, RE
    Feeding ecology and emergence production of annual cicadas (Homoptera : Cicadidae) in tallgrass prairie
    OECOLOGIA
    
    M.A. Callaham et al., "Feeding ecology and emergence production of annual cicadas (Homoptera : Cicadidae) in tallgrass prairie", OECOLOGIA, 123(4), 2000, pp. 535-542
46. Scheu, S; Falca, M
    The soil food web of two beech forests (Fagus sylvatica) of contrasting humus type: stable isotope analysis of a macro- and a mesofauna-dominated community
    OECOLOGIA
    
    S. Scheu e M. Falca, "The soil food web of two beech forests (Fagus sylvatica) of contrasting humus type: stable isotope analysis of a macro- and a mesofauna-dominated community", OECOLOGIA, 123(2), 2000, pp. 285-296
47. Frank, DA; Groffman, PM; Evans, RD; Tracy, BF
    Ungulate stimulation of nitrogen cycling and retention in Yellowstone Parkgrasslands
    OECOLOGIA
    
    D.A. Frank et al., "Ungulate stimulation of nitrogen cycling and retention in Yellowstone Parkgrasslands", OECOLOGIA, 123(1), 2000, pp. 116-121
48. Hobbie, EA; Macko, SA; Williams, M
    Correlations between foliar delta N-15 and nitrogen concentrations may indicate plant-mycorrhizal interactions
    OECOLOGIA
    
    E.A. Hobbie et al., "Correlations between foliar delta N-15 and nitrogen concentrations may indicate plant-mycorrhizal interactions", OECOLOGIA, 122(2), 2000, pp. 273-283
49. Cadisch, G; Hairiah, K; Giller, KE
    Applicability of the natural N-15 abundance technique to measure N-2 fixation in Arachis hypogaea grown on an Ultisol
    NETHERLANDS JOURNAL OF AGRICULTURAL SCIENCE
    
    G. Cadisch et al., "Applicability of the natural N-15 abundance technique to measure N-2 fixation in Arachis hypogaea grown on an Ultisol", NETH J AGR, 48(1), 2000, pp. 31-45
50. Hairiah, K; Van Noordwijk, M; Cadisch, G
    Quantification of biological N-2 fixation of hedgerow trees in Northern Lampung
    NETHERLANDS JOURNAL OF AGRICULTURAL SCIENCE
    
    K. Hairiah et al., "Quantification of biological N-2 fixation of hedgerow trees in Northern Lampung", NETH J AGR, 48(1), 2000, pp. 47-59
51. Yoneyama, T; Fujiwara, H; Engelaar, WMHG
    Weather and nodule mediated variations in delta C-13 and delta N-15 valuesin field-grown soybean (Glycine max L.) with special interest in the analyses of xylem fluids
    JOURNAL OF EXPERIMENTAL BOTANY
    
    T. Yoneyama et al., "Weather and nodule mediated variations in delta C-13 and delta N-15 valuesin field-grown soybean (Glycine max L.) with special interest in the analyses of xylem fluids", J EXP BOT, 51(344), 2000, pp. 559-566
52. Compton, JE; Boone, RD
    Long-term impacts of agriculture on soil carbon and nitrogen in New England forests
    ECOLOGY
    
    J.E. Compton e R.D. Boone, "Long-term impacts of agriculture on soil carbon and nitrogen in New England forests", ECOLOGY, 81(8), 2000, pp. 2314-2330
53. Gebauer, RLE; Ehleringer, JR
    Water and nitrogen uptake patterns following moisture pulses in a cold desert community
    ECOLOGY
    
    R.L.E. Gebauer e J.R. Ehleringer, "Water and nitrogen uptake patterns following moisture pulses in a cold desert community", ECOLOGY, 81(5), 2000, pp. 1415-1424
54. Ponsard, S; Arditi, R
    What can stable isotopes (delta N-15 and delta C-13) tell about the food web of soil macro-invertebrates?
    ECOLOGY
    
    S. Ponsard e R. Arditi, "What can stable isotopes (delta N-15 and delta C-13) tell about the food web of soil macro-invertebrates?", ECOLOGY, 81(3), 2000, pp. 852-864
55. Todd, MCL; Grierson, PF; Adams, MA
    Litter cover as an index of nitrogen availability in rehabilitated mine sites
    AUSTRALIAN JOURNAL OF SOIL RESEARCH
    
    M.C.L. Todd et al., "Litter cover as an index of nitrogen availability in rehabilitated mine sites", AUST J SOIL, 38(2), 2000, pp. 423-433
56. Vitousek, PM
    Nutrient limitation to nitrogen fixation in young volcanic sites
    ECOSYSTEMS
    
    P.M. Vitousek, "Nutrient limitation to nitrogen fixation in young volcanic sites", ECOSYSTEMS, 2(6), 1999, pp. 505-510
57. Rainey, SM; Nadelhoffer, KJ; Silver, WL; Downs, MR
    Effects of chronic nitrogen additions on understory species in a red pine plantation
    ECOLOGICAL APPLICATIONS
    
    S.M. Rainey et al., "Effects of chronic nitrogen additions on understory species in a red pine plantation", ECOL APPL, 9(3), 1999, pp. 949-957
58. Handley, LL; Azcon, R; Lozano, JMR; Scrimgeour, CM
    Plant delta N-15 associated with arbuscular mycorrhization, drought and nitrogen deficiency
    RAPID COMMUNICATIONS IN MASS SPECTROMETRY
    
    L.L. Handley et al., "Plant delta N-15 associated with arbuscular mycorrhization, drought and nitrogen deficiency", RAP C MASS, 13(13), 1999, pp. 1320-1324
59. Schmidt, O
    Intrapopulation variation in carbon and nitrogen stable isotope ratios in the earthworm Aporrectodea longa
    ECOLOGICAL RESEARCH
    
    O. Schmidt, "Intrapopulation variation in carbon and nitrogen stable isotope ratios in the earthworm Aporrectodea longa", ECOL RES, 14(4), 1999, pp. 317-328
60. Owen, JS; Mitchell, MJ; Michener, RH
    Stable nitrogen and carbon isotopic composition of seston and sediment in two Adirondack lakes
    CANADIAN JOURNAL OF FISHERIES AND AQUATIC SCIENCES
    
    J.S. Owen et al., "Stable nitrogen and carbon isotopic composition of seston and sediment in two Adirondack lakes", CAN J FISH, 56(11), 1999, pp. 2186-2192
61. Hendricks, JJ; Boring, LR
    N-2-fixation by native herbaceous legumes in burned pine ecosystems of thesoutheastern United States
    FOREST ECOLOGY AND MANAGEMENT
    
    J.J. Hendricks e L.R. Boring, "N-2-fixation by native herbaceous legumes in burned pine ecosystems of thesoutheastern United States", FOREST ECOL, 113(2-3), 1999, pp. 167-177
62. Dakora, FD; Lawlor, DW; Sibuga, KP
    Assessment of symbiotic nitrogen nutrition in marama bean (Tylosema esculentum L.), a tuber-producing underutilized African grain legume
    SYMBIOSIS
    
    F.D. Dakora et al., "Assessment of symbiotic nitrogen nutrition in marama bean (Tylosema esculentum L.), a tuber-producing underutilized African grain legume", SYMBIOSIS, 27(3-4), 1999, pp. 269-277
63. Mapfumo, P; Giller, KE; Mpepereki, S; Mafongoya, PL
    Dinitrogen fixation by pigeonpea of different maturity types on granitic sandy soils in Zimbabwe
    SYMBIOSIS
    
    P. Mapfumo et al., "Dinitrogen fixation by pigeonpea of different maturity types on granitic sandy soils in Zimbabwe", SYMBIOSIS, 27(3-4), 1999, pp. 305-318
64. Schmidt, S; Stewart, GR
    Glycine metabolism by plant roots and its occurrence in Australian plant communities
    AUSTRALIAN JOURNAL OF PLANT PHYSIOLOGY
    
    S. Schmidt e G.R. Stewart, "Glycine metabolism by plant roots and its occurrence in Australian plant communities", AUST J PLAN, 26(3), 1999, pp. 253-264
65. Austin, AT; Sala, OE
    Foliar delta N-15 is negatively correlated with rainfall along the IGBP transect in Australia
    AUSTRALIAN JOURNAL OF PLANT PHYSIOLOGY
    
    A.T. Austin e O.E. Sala, "Foliar delta N-15 is negatively correlated with rainfall along the IGBP transect in Australia", AUST J PLAN, 26(3), 1999, pp. 293-295
66. Handley, LL; Austin, AT; Robinson, D; Scrimgeour, CM; Raven, JA; Heaton, THE; Schmidt, S; Stewart, GR
    The N-15 natural abundance (delta N-15) of ecosystem samples reflects measures of water availability
    AUSTRALIAN JOURNAL OF PLANT PHYSIOLOGY
    
    L.L. Handley et al., "The N-15 natural abundance (delta N-15) of ecosystem samples reflects measures of water availability", AUST J PLAN, 26(2), 1999, pp. 185-199
67. Velinsky, DJ; Fogel, ML
    Cycling of dissolved and particulate nitrogen and carbon in the Framvaren Fjord, Norway: stable isotopic variations
    MARINE CHEMISTRY
    
    D.J. Velinsky e M.L. Fogel, "Cycling of dissolved and particulate nitrogen and carbon in the Framvaren Fjord, Norway: stable isotopic variations", MAR CHEM, 67(3-4), 1999, pp. 161-180
68. Wu, JP; Calvert, SE; Wong, CS
    Carbon and nitrogen isotope ratios in sedimenting particulate organic matter at an upwelling site off Vancouver Island
    ESTUARINE COASTAL AND SHELF SCIENCE
    
    J.P. Wu et al., "Carbon and nitrogen isotope ratios in sedimenting particulate organic matter at an upwelling site off Vancouver Island", EST COAST S, 48(2), 1999, pp. 193-203
69. Roggy, JC; Prevost, MF; Garbaye, J; Domenach, AM
    Nitrogen cycling in the tropical rain forest of French Guiana: comparison of two sites with contrasting soil types using delta N-15
    JOURNAL OF TROPICAL ECOLOGY
    
    J.C. Roggy et al., "Nitrogen cycling in the tropical rain forest of French Guiana: comparison of two sites with contrasting soil types using delta N-15", J TROP ECOL, 15, 1999, pp. 1-22
70. Kerley, SJ; Jarvis, SC
    The use of N-15 natural abundance variation to examine plant and soil organic fractions in pasture under different management practises
    BIOLOGY AND FERTILITY OF SOILS
    
    S.J. Kerley e S.C. Jarvis, "The use of N-15 natural abundance variation to examine plant and soil organic fractions in pasture under different management practises", BIOL FERT S, 29(2), 1999, pp. 135-140
71. Martinelli, LA; Piccolo, MC; Townsend, AR; Vitousek, PM; Cuevas, E; McDowell, W; Robertson, GP; Santos, OC; Treseder, K
    Nitrogen stable isotopic composition of leaves and soil: Tropical versus temperate forests
    BIOGEOCHEMISTRY
    
    L.A. Martinelli et al., "Nitrogen stable isotopic composition of leaves and soil: Tropical versus temperate forests", BIOGEOCHEMI, 46(1), 1999, pp. 45-65
72. McCusker, EM; Ostrom, PH; Ostrom, NE; Jeremiason, JD; Baker, JE
    Seasonal variation in the biogeochemical cycling of seston in Grand Traverse Bay, Lake Michigan
    ORGANIC GEOCHEMISTRY
    
    E.M. McCusker et al., "Seasonal variation in the biogeochemical cycling of seston in Grand Traverse Bay, Lake Michigan", ORG GEOCHEM, 30(12), 1999, pp. 1543-1557
73. Hietz, P; Wanek, W; Popp, M
    Stable isotopic composition of carbon and nitrogen and nitrogen content invascular epiphytes along an altitudinal transect
    PLANT CELL AND ENVIRONMENT
    
    P. Hietz et al., "Stable isotopic composition of carbon and nitrogen and nitrogen content invascular epiphytes along an altitudinal transect", PL CELL ENV, 22(11), 1999, pp. 1435-1443
74. Yoneyama, T; Tanaka, F
    Natural abundance of N-15 in nitrate, ureides, and amino acids from plant tissues
    SOIL SCIENCE AND PLANT NUTRITION
    
    T. Yoneyama e F. Tanaka, "Natural abundance of N-15 in nitrate, ureides, and amino acids from plant tissues", SOIL SCI PL, 45(3), 1999, pp. 751-755
75. Katayama, K; Ito, O; Adu-Gyamfi, JJ; Rao, TP; Dacanay, EV; Yoneyama, T
    Effects of NPK fertilizer combinations on yield and nitrogen balance in sorghum or pigeonpea on a vertisol in the semi-arid tropics
    SOIL SCIENCE AND PLANT NUTRITION
    
    K. Katayama et al., "Effects of NPK fertilizer combinations on yield and nitrogen balance in sorghum or pigeonpea on a vertisol in the semi-arid tropics", SOIL SCI PL, 45(1), 1999, pp. 143-150
76. Ostle, NJ; Bol, R; Petzke, KJ; Jarvis, SC
    Compound specific delta N-15 & PTSTHOUSND; values: amino acids in grassland and arable soils
    SOIL BIOLOGY & BIOCHEMISTRY
    
    N.J. Ostle et al., "Compound specific delta N-15 & PTSTHOUSND; values: amino acids in grassland and arable soils", SOIL BIOL B, 31(12), 1999, pp. 1751-1755
77. Schmidt, S; Stewart, GR; Ashwath, N
    Monitoring plant physiological characteristics to evaluate mine site revegetation: A case study from the wet-dry tropics of northern Australia
    PLANT AND SOIL
    
    S. Schmidt et al., "Monitoring plant physiological characteristics to evaluate mine site revegetation: A case study from the wet-dry tropics of northern Australia", PLANT SOIL, 215(1), 1999, pp. 73-84
78. Hilderbrand, GV; Hanley, TA; Robbins, CT; Schwartz, CC
    Role of brown bears (Ursus arctos) in the flow of marine nitrogen into a terrestrial ecosystem
    OECOLOGIA
    
    G.V. Hilderbrand et al., "Role of brown bears (Ursus arctos) in the flow of marine nitrogen into a terrestrial ecosystem", OECOLOGIA, 121(4), 1999, pp. 546-550
79. Hobbie, EA; Macko, SA; Shugart, HH
    Interpretation of nitrogen isotope signatures using the NIFTE model
    OECOLOGIA
    
    E.A. Hobbie et al., "Interpretation of nitrogen isotope signatures using the NIFTE model", OECOLOGIA, 120(3), 1999, pp. 405-415
80. Hobbie, EA; Macko, SA; Shugart, HH
    Insights into nitrogen and carbon dynamics of ectomycorrhizal and saprotrophic fungi from isotopic evidence
    OECOLOGIA
    
    E.A. Hobbie et al., "Insights into nitrogen and carbon dynamics of ectomycorrhizal and saprotrophic fungi from isotopic evidence", OECOLOGIA, 118(3), 1999, pp. 353-360
81. Michelsen, A; Graglia, E; Schmidt, IK; Jonasson, S; Sleep, D; Quarmby, C
    Differential responses of grass and a dwarf shrub to long-term changes in soil microbial biomass C, N and P following factorial addition of NPK fertilizer, fungicide and labile carbon to a heath
    NEW PHYTOLOGIST
    
    A. Michelsen et al., "Differential responses of grass and a dwarf shrub to long-term changes in soil microbial biomass C, N and P following factorial addition of NPK fertilizer, fungicide and labile carbon to a heath", NEW PHYTOL, 143(3), 1999, pp. 523-538
82. Hogberg, P; Hogberg, MN; Quist, ME; Ekblad, A; Nasholm, T
    Nitrogen isotope fractionation during nitrogen uptake by ectomycorrhizal and non-mycorrhizal Pinus sylvestris
    NEW PHYTOLOGIST
    
    P. Hogberg et al., "Nitrogen isotope fractionation during nitrogen uptake by ectomycorrhizal and non-mycorrhizal Pinus sylvestris", NEW PHYTOL, 142(3), 1999, pp. 569-576
83. Riffkin, PA; Quigley, PE; Kearney, GA; Cameron, FJ; Gault, RR; Peoples, MB; Thies, JE
    Factors associated with biological nitrogen fixation in dairy pastures in south-western Victoria
    AUSTRALIAN JOURNAL OF AGRICULTURAL RESEARCH
    
    P.A. Riffkin et al., "Factors associated with biological nitrogen fixation in dairy pastures in south-western Victoria", AUST J AGR, 50(2), 1999, pp. 261-272
84. TAYASU I
    USE OF CARBON AND NITROGEN ISOTOPE RATIOS IN TERMITE RESEARCH
    Ecological research
    
    I. Tayasu, "USE OF CARBON AND NITROGEN ISOTOPE RATIOS IN TERMITE RESEARCH", Ecological research, 13(3), 1998, pp. 377-387
85. MARTIN GE; CROW FW; KALUZNY BD; MARR JG; FATE GD; GILBERTSON TJ
    PARTIAL ASSIGNMENT OF THE N-15 NMR-SPECTRUM OF SULFOMYCIN-I AT NATURAL-ABUNDANCE
    Magnetic resonance in chemistry
    
    G.E. Martin et al., "PARTIAL ASSIGNMENT OF THE N-15 NMR-SPECTRUM OF SULFOMYCIN-I AT NATURAL-ABUNDANCE", Magnetic resonance in chemistry, 36(9), 1998, pp. 635-644
86. HOGBERG P; WESTER J
    ROOT BIOMASS AND SYMBIOSES IN ACACIA-MANGIUM REPLACING TROPICAL FOREST AFTER LOGGING
    Forest ecology and management
    
    P. Hogberg e J. Wester, "ROOT BIOMASS AND SYMBIOSES IN ACACIA-MANGIUM REPLACING TROPICAL FOREST AFTER LOGGING", Forest ecology and management, 102(2-3), 1998, pp. 333-338
87. HOLMES ME; MULLER PJ; SCHNEIDER RR; SEGL M; WEFER G
    SPATIAL VARIATIONS IN EUPHOTIC ZONE NITRATE UTILIZATION BASED ON DELTA-N-15 IN SURFACE SEDIMENTS
    Geo-marine letters
    
    M.E. Holmes et al., "SPATIAL VARIATIONS IN EUPHOTIC ZONE NITRATE UTILIZATION BASED ON DELTA-N-15 IN SURFACE SEDIMENTS", Geo-marine letters, 18(1), 1998, pp. 58-65
88. BERGSTROM DM; TWEEDIE CE
    A CONCEPTUAL-MODEL FOR INTEGRATIVE STUDIES OF EPIPHYTES - NITROGEN-UTILIZATION, A CASE-STUDY
    Australian Journal of Botany
    
    D.M. Bergstrom e C.E. Tweedie, "A CONCEPTUAL-MODEL FOR INTEGRATIVE STUDIES OF EPIPHYTES - NITROGEN-UTILIZATION, A CASE-STUDY", Australian Journal of Botany, 46(2), 1998, pp. 273-280
89. BUZEK F; CERNY J; PACES T
    THE BEHAVIOR OF NITROGEN ISOTOPES IN ACIDIFIED FOREST SOILS IN THE CZECH-REPUBLIC
    Water, air and soil pollution
    
    F. Buzek et al., "THE BEHAVIOR OF NITROGEN ISOTOPES IN ACIDIFIED FOREST SOILS IN THE CZECH-REPUBLIC", Water, air and soil pollution, 105(1-2), 1998, pp. 155-164
90. UNKOVICH MJ; PATE JS
    SYMBIOTIC EFFECTIVENESS AND TOLERANCE TO EARLY-SEASON NITRATE IN INDIGENOUS POPULATIONS OF SUBTERRANEAN CLOVER RHIZOBIA FROM S.W. AUSTRALIAN PASTURES
    Soil biology & biochemistry
    
    M.J. Unkovich e J.S. Pate, "SYMBIOTIC EFFECTIVENESS AND TOLERANCE TO EARLY-SEASON NITRATE IN INDIGENOUS POPULATIONS OF SUBTERRANEAN CLOVER RHIZOBIA FROM S.W. AUSTRALIAN PASTURES", Soil biology & biochemistry, 30(10-11), 1998, pp. 1435-1443
91. GUEHL JM; DOMENACH AM; BEREAU M; BARIGAH TS; CASABIANCA H; FERHI A; GARBAYE J
    FUNCTIONAL DIVERSITY IN AN AMAZONIAN RAIN-FOREST OF FRENCH-GUYANA - ADUAL-ISOTOPE APPROACH (DELTA-N-15 AND DELTA-C-13)
    Oecologia
    
    J.M. Guehl et al., "FUNCTIONAL DIVERSITY IN AN AMAZONIAN RAIN-FOREST OF FRENCH-GUYANA - ADUAL-ISOTOPE APPROACH (DELTA-N-15 AND DELTA-C-13)", Oecologia, 116(3), 1998, pp. 316-330
92. SCHOENINGER MJ; IWANIEC UT; NASH LT
    ECOLOGICAL ATTRIBUTES RECORDED IN STABLE-ISOTOPE RATIOS OF ARBOREAL PROSIMIAN HAIR
    Oecologia
    
    M.J. Schoeninger et al., "ECOLOGICAL ATTRIBUTES RECORDED IN STABLE-ISOTOPE RATIOS OF ARBOREAL PROSIMIAN HAIR", Oecologia, 113(2), 1998, pp. 222-230
93. Erskine, PD; Bergstrom, DM; Schmidt, S; Stewart, GR; Tweedie, CE; Shaw, JD
    Subantarctic Macquarie Island - a model ecosystem for studying animal-derived nitrogen sources using N-15 natural abundance
    OECOLOGIA
    
    P.D. Erskine et al., "Subantarctic Macquarie Island - a model ecosystem for studying animal-derived nitrogen sources using N-15 natural abundance", OECOLOGIA, 117(1-2), 1998, pp. 187-193
94. AZCONGAGUILAR R; HANDLEY LL; SCRIMGEOUR CM
    THE DELTA-N-15 OF LETTUCE AND BARLEY ARE AFFECTED BY AM STATUS AND EXTERNAL CONCENTRATION OF N
    New phytologist
    
    R. Azcongaguilar et al., "THE DELTA-N-15 OF LETTUCE AND BARLEY ARE AFFECTED BY AM STATUS AND EXTERNAL CONCENTRATION OF N", New phytologist, 138(1), 1998, pp. 19-26
95. YONEYAMA T; FUJIHARA S; YAGI K
    NATURAL-ABUNDANCE OF N-15 IN AMINO-ACIDS AND POLYAMINES FROM LEGUMINOUS NODULES - UNIQUE N-15 ENRICHMENT IN HOMOSPERMIDINE
    Journal of Experimental Botany
    
    T. Yoneyama et al., "NATURAL-ABUNDANCE OF N-15 IN AMINO-ACIDS AND POLYAMINES FROM LEGUMINOUS NODULES - UNIQUE N-15 ENRICHMENT IN HOMOSPERMIDINE", Journal of Experimental Botany, 49(320), 1998, pp. 521-526
96. WEBB SC; HEDGES REM; SIMPSON SJ
    DIET QUALITY INFLUENCES THE DELTA-C-13 AND DELTA-N-15 OF LOCUSTS AND THEIR BIOCHEMICAL-COMPONENTS
    Journal of Experimental Biology
    
    S.C. Webb et al., "DIET QUALITY INFLUENCES THE DELTA-C-13 AND DELTA-N-15 OF LOCUSTS AND THEIR BIOCHEMICAL-COMPONENTS", Journal of Experimental Biology, 201(20), 1998, pp. 2903-2911
97. MOORE SJ; IWAMOTO M; MARZILLI LG
    NMR COUPLING VERSUS NMR CHEMICAL-SHIFT INFORMATION IN METALLOBIOCHEMISTRY - HIGH-RESOLUTION ONE-BOND H-1-C-13 COUPLING-CONSTANTS OBTAINED BY A SENSITIVE REVERSE DETECTION METHOD
    Inorganic chemistry
    
    S.J. Moore et al., "NMR COUPLING VERSUS NMR CHEMICAL-SHIFT INFORMATION IN METALLOBIOCHEMISTRY - HIGH-RESOLUTION ONE-BOND H-1-C-13 COUPLING-CONSTANTS OBTAINED BY A SENSITIVE REVERSE DETECTION METHOD", Inorganic chemistry, 37(6), 1998, pp. 1169-1174
98. OSTROM NE; LONG DT; BELL EM; BEALS T
    THE ORIGIN AND CYCLING OF PARTICULATE AND SEDIMENTARY ORGANIC-MATTER AND NITRATE IN LAKE SUPERIOR
    Chemical geology
    
    N.E. Ostrom et al., "THE ORIGIN AND CYCLING OF PARTICULATE AND SEDIMENTARY ORGANIC-MATTER AND NITRATE IN LAKE SUPERIOR", Chemical geology, 152(1-2), 1998, pp. 13-28
99. LI YC; ZHANG XL; MELTON R; GANU V; GONNELLA NC
    SOLUTION STRUCTURE OF THE CATALYTIC DOMAIN OF HUMAN STROMELYSIN-1 COMPLEXED TO A POTENT, NONPEPTIDIC INHIBITOR
    Biochemistry (Easton)
    
    Y.C. Li et al., "SOLUTION STRUCTURE OF THE CATALYTIC DOMAIN OF HUMAN STROMELYSIN-1 COMPLEXED TO A POTENT, NONPEPTIDIC INHIBITOR", Biochemistry (Easton), 37(40), 1998, pp. 14048-14056
100. HERRIDGE DF; MARCELLOS H; FELTON WL; TURNER GL; PEOPLES MB
     CHICKPEA IN WHEAT-BASED CROPPING SYSTEMS OF NORTHERN NEW-SOUTH-WALES - III - PREDICITON OF N-2 FIXATION AND N BALANCE USING SOIL NITRATE ATSOWING AND CHICKPEA YIELD
     Australian Journal of Agricultural Research
     
     D.F. Herridge et al., "CHICKPEA IN WHEAT-BASED CROPPING SYSTEMS OF NORTHERN NEW-SOUTH-WALES - III - PREDICITON OF N-2 FIXATION AND N BALANCE USING SOIL NITRATE ATSOWING AND CHICKPEA YIELD", Australian Journal of Agricultural Research, 49(3), 1998, pp. 409-418