-
1
-
-
47249106419
-
Incorporation of nitrogen-15-labeled amendments into physically separated soil organic matter fractions
-
Bosshard C, Frossard E, Dubois D, Mader P, Manolov I, Oberson A (2008) Incorporation of nitrogen-15-labeled amendments into physically separated soil organic matter fractions. Soil Sci Soc Am J 72: 949-959.
-
(2008)
Soil Sci Soc Am J
, vol.72
, pp. 949-959
-
-
Bosshard, C.1
Frossard, E.2
Dubois, D.3
Mader, P.4
Manolov, I.5
Oberson, A.6
-
2
-
-
59449105488
-
Nitrogen use efficiency of N-15-labelled sheep manure and mineral fertiliser applied to microplots in long-term organic and conventional cropping systems
-
Bosshard C, Sorensen P, Frossard E, Dubois D, Mader P, Nanzer S, Oberson A (2009) Nitrogen use efficiency of N-15-labelled sheep manure and mineral fertiliser applied to microplots in long-term organic and conventional cropping systems. Nutr Cycl Agroecosyst 83: 271-287.
-
(2009)
Nutr Cycl Agroecosyst
, vol.83
, pp. 271-287
-
-
Bosshard, C.1
Sorensen, P.2
Frossard, E.3
Dubois, D.4
Mader, P.5
Nanzer, S.6
Oberson, A.7
-
3
-
-
0027621909
-
Alkaline persulfate oxidation for determining total nitrogen in microbial biomass extracts
-
Cabrera ML, Beare MH (1993) Alkaline persulfate oxidation for determining total nitrogen in microbial biomass extracts. Soil Sci Soc Am J 57: 1007-1012.
-
(1993)
Soil Sci Soc Am J
, vol.57
, pp. 1007-1012
-
-
Cabrera, M.L.1
Beare, M.H.2
-
5
-
-
57649171531
-
Characterization by solid-state CPMAS C-13 NMR spectroscopy of decomposing plant residues in conventional and no-tillage systems in Central Brazil
-
Carvalho AM, Bustamante MMC, Alcantara FA, Resck IS, Lemos SS (2009) Characterization by solid-state CPMAS C-13 NMR spectroscopy of decomposing plant residues in conventional and no-tillage systems in Central Brazil. Soil Tillage Res 102: 144-150.
-
(2009)
Soil Tillage Res
, vol.102
, pp. 144-150
-
-
Carvalho, A.M.1
Bustamante, M.M.C.2
Alcantara, F.A.3
Resck, I.S.4
Lemos, S.S.5
-
6
-
-
0011807413
-
Analysis of variance; designed experiments
-
In: Chambers JM, Hastie TJ (eds), Wadsworth & Brooks/Cole, Pacific Grove, California
-
Chambers JM, Freeny A, Heiberger RM (1992) Analysis of variance; designed experiments. In: Chambers JM, Hastie TJ (eds) Statistical models in S. Wadsworth & Brooks/Cole, Pacific Grove, California.
-
(1992)
Statistical Models In S
-
-
Chambers, J.M.1
Freeny, A.2
Heiberger, R.M.3
-
8
-
-
0036292286
-
Decomposition and nutrient release by green manures in a tropical hillside agroecosystem
-
Cobo JG, Barrios E, Kass DCL, Thomas RJ (2002) Decomposition and nutrient release by green manures in a tropical hillside agroecosystem. Plant Soil 240: 331-342.
-
(2002)
Plant Soil
, vol.240
, pp. 331-342
-
-
Cobo, J.G.1
Barrios, E.2
Kass, D.C.L.3
Thomas, R.J.4
-
9
-
-
0002397046
-
Misconceptions and practical problems in the use of N15 soil enrichment techniques for estimating N2 fixation
-
Danso SKA, Hardarson G, Zapata F (1993) Misconceptions and practical problems in the use of N15 soil enrichment techniques for estimating N2 fixation. Plant Soil 152: 25-52.
-
(1993)
Plant Soil
, vol.152
, pp. 25-52
-
-
Danso, S.K.A.1
Hardarson, G.2
Zapata, F.3
-
10
-
-
73949130360
-
Multiseason recoveries of organic and inorganic nitrogen-15 in tropical cropping systems
-
Dourado-Neto D, Powlson D, Abu Bakar R, Bacchi OOS, Basanta MV, thi Cong P, Keerthisinghe G, Ismaili M, Rahman SM, Reichardt K, Safwat MSA, Sangakkara R, Timm LC, Wang JY, Zagal E, van Kessel C (2010) Multiseason recoveries of organic and inorganic nitrogen-15 in tropical cropping systems. Soil Sci Soc Am J 74: 139-152.
-
(2010)
Soil Sci Soc Am J
, vol.74
, pp. 139-152
-
-
Dourado-Neto, D.1
Powlson, D.2
Abu Bakar, R.3
Bacchi, O.O.S.4
Basanta, M.V.5
thi Cong, P.6
Keerthisinghe, G.7
Ismaili, M.8
Rahman, S.M.9
Reichardt, K.10
Safwat, M.S.A.11
Sangakkara, R.12
Timm, L.C.13
Wang, J.Y.14
Zagal, E.15
van Kessel, C.16
-
11
-
-
78049325063
-
Nitrogen balances in farmers fields under alternative uses of a cover crop legume-a case study from Nicaragua
-
Douxchamps S, Humbert F, van der Hoek R, Mena M, Bernasconi S, Schmidt A, Rao I, Frossard E, Oberson A (2010) Nitrogen balances in farmers fields under alternative uses of a cover crop legume-a case study from Nicaragua. Nutr Cycl Agroecosys 88: 447-462.
-
(2010)
Nutr Cycl Agroecosys
, vol.88
, pp. 447-462
-
-
Douxchamps, S.1
Humbert, F.2
van der Hoek, R.3
Mena, M.4
Bernasconi, S.5
Schmidt, A.6
Rao, I.7
Frossard, E.8
Oberson, A.9
-
12
-
-
0031971578
-
Improved diffusion technique for N-15: N-14 analysis of ammonium and nitrate from aqueous samples by stable isotope spectrometry
-
Goerges T, Dittert K (1998) Improved diffusion technique for N-15: N-14 analysis of ammonium and nitrate from aqueous samples by stable isotope spectrometry. Commun Soil Sci Plant Anal 29: 361-368.
-
(1998)
Commun Soil Sci Plant Anal
, vol.29
, pp. 361-368
-
-
Goerges, T.1
Dittert, K.2
-
13
-
-
0000110506
-
Use of tracers for soil and fertilizer nitrogen research
-
Hauck RD, Bremner JM (1976) Use of tracers for soil and fertilizer nitrogen research. Adv Agron 28: 219-266.
-
(1976)
Adv Agron
, vol.28
, pp. 219-266
-
-
Hauck, R.D.1
Bremner, J.M.2
-
14
-
-
46749123169
-
Global inputs of biological nitrogen fixation in agricultural systems
-
Herridge DF, Peoples MB, Boddey RM (2008) Global inputs of biological nitrogen fixation in agricultural systems. Plant Soil 311: 1-18.
-
(2008)
Plant Soil
, vol.311
, pp. 1-18
-
-
Herridge, D.F.1
Peoples, M.B.2
Boddey, R.M.3
-
15
-
-
0034828588
-
Evaluation of a new approach to the nitrogen-15 isotope dilution technique, to estimate crop N uptake from organic residues in the field
-
Hood R (2001) Evaluation of a new approach to the nitrogen-15 isotope dilution technique, to estimate crop N uptake from organic residues in the field. Biol Fertil Soils 34: 156-161.
-
(2001)
Biol Fertil Soils
, vol.34
, pp. 156-161
-
-
Hood, R.1
-
16
-
-
84958085096
-
Use of tracer technology for the management of organic sources
-
In: IAEA (ed), IAEA-TCS 29, Vienna, Austria
-
Hood R, van Kessel C, Vanlauwe B (2008) Use of tracer technology for the management of organic sources. In: IAEA (ed) Guidelines on Nitrogen management in agricultural systems. IAEA-TCS 29, Vienna, Austria.
-
(2008)
Guidelines On Nitrogen Management In Agricultural Systems
-
-
Hood, R.1
van Kessel, C.2
Vanlauwe, B.3
-
17
-
-
79952629532
-
-
INETER, Managua, Nicaragua
-
INETER (2009) http://www.ineter.gob.ni/Direcciones/meteorologia/. Managua, Nicaragua.
-
(2009)
-
-
-
18
-
-
84984483854
-
Interactions between fertilizer nitrogen and soil-nitrogen-the so-called priming effect
-
Jenkinson DS, Fox RH, Rayner JH (1985) Interactions between fertilizer nitrogen and soil-nitrogen-the so-called priming effect. J Soil Sci 36: 425-444.
-
(1985)
J Soil Sci
, vol.36
, pp. 425-444
-
-
Jenkinson, D.S.1
Fox, R.H.2
Rayner, J.H.3
-
19
-
-
0033827120
-
Review of mechanisms and quantification of priming effects
-
Kuzyakov Y, Friedel JK, Stahr K (2000) Review of mechanisms and quantification of priming effects. Soil Biol Biochem 32: 1485-1498.
-
(2000)
Soil Biol Biochem
, vol.32
, pp. 1485-1498
-
-
Kuzyakov, Y.1
Friedel, J.K.2
Stahr, K.3
-
20
-
-
0037227509
-
Estimating N rhizodeposition of grain legumes using a N-15 in situ stem labelling method
-
Mayer J, Buegger F, Jensen ES, Schloter M, Hess J (2003) Estimating N rhizodeposition of grain legumes using a N-15 in situ stem labelling method. Soil Biol Biochem 35: 21-28.
-
(2003)
Soil Biol Biochem
, vol.35
, pp. 21-28
-
-
Mayer, J.1
Buegger, F.2
Jensen, E.S.3
Schloter, M.4
Hess, J.5
-
21
-
-
0000526435
-
Estimates of the residual nitrogen benefit of groundnut to maize in northeast Thailand
-
McDonagh JF, Toomsan B, Limpinuntana V, Giller KE (1993) Estimates of the residual nitrogen benefit of groundnut to maize in northeast Thailand. Plant Soil 154: 267-277.
-
(1993)
Plant Soil
, vol.154
, pp. 267-277
-
-
McDonagh, J.F.1
Toomsan, B.2
Limpinuntana, V.3
Giller, K.E.4
-
22
-
-
0038056196
-
Nitrogen budget and soil N dynamics after multiple applications of unlabeled or 15-nitrogen-enriched dairy manure
-
Muñoz GR, Powell JM, Kelling KA (2003) Nitrogen budget and soil N dynamics after multiple applications of unlabeled or 15-nitrogen-enriched dairy manure. Soil Sci Soc Am J 67: 817-825.
-
(2003)
Soil Sci Soc Am J
, vol.67
, pp. 817-825
-
-
Muñoz, G.R.1
Powell, J.M.2
Kelling, K.A.3
-
23
-
-
35348859178
-
Updated world map of the Koppen-Geiger climate classification
-
Peel MC, Finlayson BL, McMahon TA (2007) Updated world map of the Koppen-Geiger climate classification. Hydrol Earth Syst Sci 11: 1633-1644.
-
(2007)
Hydrol Earth Syst Sci
, vol.11
, pp. 1633-1644
-
-
Peel, M.C.1
Finlayson, B.L.2
McMahon, T.A.3
-
24
-
-
79952622905
-
Farmer participatory research: Selection and strategic use of multipurpose forage germplasm by smallholders in production systems in hillsides of Central America
-
In: CIAT (ed), Cali, Colombia
-
Peters M, Lascano CE, Schmidt A, Barrios E, Cruz H, Davies C, Argel P, Franco LH, Hernández LA, Sanz JI, Tscherning K, van der Hoek R, Schultze-Kraft R, Hoffmann V, Burgos C, Posas MI, Mena M, Bustamante J, Sánchez W (2004) Farmer participatory research: selection and strategic use of multipurpose forage germplasm by smallholders in production systems in hillsides of Central America. In: CIAT (ed) Tropical grasses and legumes, Annual Report 2004. Cali, Colombia, pp 148-152.
-
(2004)
Tropical Grasses and Legumes, Annual Report 2004
, pp. 148-152
-
-
Peters, M.1
Lascano, C.E.2
Schmidt, A.3
Barrios, E.4
Cruz, H.5
Davies, C.6
Argel, P.7
Franco, L.H.8
Hernández, L.A.9
Sanz, J.I.10
Tscherning, K.11
van der Hoek, R.12
Schultze-Kraft, R.13
Hoffmann, V.14
Burgos, C.15
Posas, M.I.16
Mena, M.17
Bustamante, J.18
Sánchez, W.19
-
25
-
-
35748932852
-
-
R Development Core Team, Vienna: R Foundation for Statistical Computing
-
R Development Core Team (2007) R: a language and environment for statistical computing. R Foundation for Statistical Computing, Vienna.
-
(2007)
R: A Language and Environment for Statistical Computing
-
-
-
26
-
-
0032170152
-
Direct vs. indirect nitrogen-15 approaches to estimate nitrogen contributions from crop residues
-
Stevenson FC, Walley FL, van Kessel C (1998) Direct vs. indirect nitrogen-15 approaches to estimate nitrogen contributions from crop residues. Soil Sci Soc Am J 62: 1327-1334.
-
(1998)
Soil Sci Soc Am J
, vol.62
, pp. 1327-1334
-
-
Stevenson, F.C.1
Walley, F.L.2
van Kessel, C.3
-
27
-
-
0002733377
-
Characterisation of available P by sequential extraction
-
M. R. Carter (Ed.), Boca Raton: CRC Press Inc
-
Tiessen H, Moir J (1993) Characterisation of available P by sequential extraction. In: Carter MR (ed) Soil sampling and methods of analysis. CRC Press Inc, Boca Raton, pp 75-86.
-
(1993)
Soil Sampling and Methods of Analysis
, pp. 75-86
-
-
Tiessen, H.1
Moir, J.2
-
28
-
-
0028981635
-
Nitrogen-fixation by groundnut and soybean and residual nitrogen benefits to rice in farmers fields in northeast Thailand
-
Toomsan B, McDonagh JF, Limpinuntana V, Giller KE (1995) Nitrogen-fixation by groundnut and soybean and residual nitrogen benefits to rice in farmers fields in northeast Thailand. Plant Soil 175: 45-56.
-
(1995)
Plant Soil
, vol.175
, pp. 45-56
-
-
Toomsan, B.1
McDonagh, J.F.2
Limpinuntana, V.3
Giller, K.E.4
-
29
-
-
0023488186
-
An extraction method for measuring soil microbial biomass-C
-
Vance ED, Brookes PC, Jenkinson DS (1987) An extraction method for measuring soil microbial biomass-C. Soil Biol Biochem 19: 703-707.
-
(1987)
Soil Biol Biochem
, vol.19
, pp. 703-707
-
-
Vance, E.D.1
Brookes, P.C.2
Jenkinson, D.S.3
-
30
-
-
0030614151
-
Decomposition of four Leucaena and Senna prunings in alley cropping systems under sub-humid tropical conditions: the process and its modifiers
-
Vanlauwe B, Sanginga N, Merckx R (1997) Decomposition of four Leucaena and Senna prunings in alley cropping systems under sub-humid tropical conditions: the process and its modifiers. Soil Biol Biochem 29: 131-137.
-
(1997)
Soil Biol Biochem
, vol.29
, pp. 131-137
-
-
Vanlauwe, B.1
Sanginga, N.2
Merckx, R.3
-
31
-
-
0032030295
-
Recovery of leucaena and dactyladenia residue nitrogen-15 in alley cropping systems
-
Vanlauwe B, Sanginga N, Merckx R (1998a) Recovery of leucaena and dactyladenia residue nitrogen-15 in alley cropping systems. Soil Sci Soc Am J 62: 454-460.
-
(1998)
Soil Sci Soc Am J
, vol.62
, pp. 454-460
-
-
Vanlauwe, B.1
Sanginga, N.2
Merckx, R.3
-
32
-
-
0032029947
-
Soil organic matter dynamics after addition of nitrogen-15-labeled leucaena and dactyladenia residues
-
Vanlauwe B, Sanginga N, Merckx R (1998b) Soil organic matter dynamics after addition of nitrogen-15-labeled leucaena and dactyladenia residues. Soil Sci Soc Am J 62: 461-466.
-
(1998)
Soil Sci Soc Am J
, vol.62
, pp. 461-466
-
-
Vanlauwe, B.1
Sanginga, N.2
Merckx, R.3
|