Phosphorus budget and phosphorus availability in soils under organic and conventional farming [0.03%]
F. Oehl; A. Oberson; H.U. Tagmann; J.M. Besson; D. Dubois; P. Mäder; H.-R. Roth; E. Frossard
F. Oehl; A. Oberson; H.U. Tagmann; J.M. Besson; D. Dubois; P. Mäder; H.-R. Roth; E. Frossard
Nutrient cycling practices and changes in soil properties in the crop-livestock farming systems of western Niger Republic of West Africa [0.03%]
F. N. Ikpe; J. M. Powell
F. N. Ikpe; J. M. Powell
Johannes Lehmann; Gerhard Gebauer; Wolfgang Zech
Johannes Lehmann; Gerhard Gebauer; Wolfgang Zech
Isotopic discrimination associated with symbiotic nitrogen fixation in stylo (Stylosanthes hamataL.) and cowpea (Vigna unguiculataL.) [0.03%]
S.N. Nguluu; M.E. Probert; R.L. McCown; R.J.K. Myers; S.A. Waring
S.N. Nguluu; M.E. Probert; R.L. McCown; R.J.K. Myers; S.A. Waring
Estimating the crop response to fertilizer nitrogen residues in long-continued field experiments [0.03%]
J. Petersen, I. K. Thomsen, L. Mattsson et al.
J. Petersen et al.
The humus balance model (HU-MOD): a simple tool for the assessment of management change impact on soil organic matter levels in arable soils [0.03%]
Christopher Brock; Uta Hoyer; Günter Leithold; Kurt-Jürgen Hülsbergen
Christopher Brock; Uta Hoyer; Günter Leithold; Kurt-Jürgen Hülsbergen
Management strategies for reducing soil degradation through modeling in a GIS environment in northern Ethiopia catchment [0.03%]
Gebreyesus Brhane Tesfahunegn; Paul L. G. Vlek; Lulseged Tamene
Gebreyesus Brhane Tesfahunegn; Paul L. G. Vlek; Lulseged Tamene
Estimation of nitrogen flow within a village-farm model in Fakara region in Niger, Sahelian zone of West Africa [0.03%]
Keiichi Hayashi; Naruo Matsumoto; Evangeline T. Hayashi; Tahirou Abdoulaye; Hitoshi Shinjo; Ramadjita Tabo; Ryoichi Matsunaga; Satoshi Tobita
Keiichi Hayashi; Naruo Matsumoto; Evangeline T. Hayashi; Tahirou Abdoulaye; Hitoshi Shinjo; Ramadjita Tabo; Ryoichi Matsunaga; Satoshi Tobita
Nitrogen fixation by pea and lentil green manures in a semi-arid agroecoregion: effect of planting and termination timing [0.03%]
Ann M. McCauley; Clain A. Jones; Perry R. Miller; Macdonald H. Burgess; Catherine A. Zabinski
Ann M. McCauley; Clain A. Jones; Perry R. Miller; Macdonald H. Burgess; Catherine A. Zabinski
Soil carbon dynamics as influenced by tillage and crop residue management in loamy sand and sandy loam soils under smallholder farmers’ conditions in Malawi [0.03%]
Amos Ngwira; Steven Sleutel; Stefaan De Neve
Amos Ngwira; Steven Sleutel; Stefaan De Neve