Effect of Continuous use of Sodic Irrigation Water with and without Gypsum, Farmyard manure, Pressmud and Fertilizer on Soil Properties and Yields of Rice and Wheat in a Long term Experiment N. P. S. YaduvanshiA. Swarup OriginalPaper Pages: 111 - 118
Nitrogen Cycling with Respect to Environmental Load in Farm Systems in Southwest China Lei LiangToshiyuki NagumoRyusuke Hatano OriginalPaper Pages: 119 - 134
Nutrient Uptake and Balance of Cotton + Pigeonpea Strip Intercropping on Rainfed Vertisols of Central India D. BlaiseA. N. BondeR. S. Chaudhary OriginalPaper Pages: 135 - 145
Effects of P Fertilizer Placement and Temperature on Root Hair Formation, Shoot Growth and P Content of Barley Grown on Soils with Varying P Status Annbjørg Øverli KristoffersenHugh RileyTrine A. Sogn OriginalPaper Pages: 147 - 159
Groundnut Yield Response to Single Superphosphate, Calcitic Lime and Gypsum on Acid Granitic Sandy Soil W. T. MupangwaF. Tagwira OriginalPaper Pages: 161 - 169
Towards a Revised Coefficient for Estimating N2O Emissions from Legumes Philippe RochetteHenry H. Janzen OriginalPaper Pages: 171 - 179
Effect of Green Manure Addition on Soil Organic Phosphorus Mineralisation Parmjit S. RandhawaLeo M. CondronRoger D. McLenaghen OriginalPaper Pages: 181 - 189
Nitrogen Fertilization Effects on Quality of Organic Matter in a Grassland Soil S. S. MalhiZ. H. WangJ. T. Harapiak OriginalPaper Pages: 191 - 199
Intercropping of Wheat and Pea as Influenced by Nitrogen Fertilization Bhim B. GhaleyH. Hauggaard-NielsenE. S. Jensen OriginalPaper Pages: 201 - 212
Improving Estimates of Nitrate Leaching for Quantifying New Zealand’s Indirect Nitrous Oxide Emissions Stephen M. ThomasStewart F. LedgardGlyn S. Francis OriginalPaper Pages: 213 - 226
Organic Matter Management as an Underlying Cause for Soil Fertility Gradients on Smallholder Farms in Zimbabwe F. MtambanengweP. Mapfumo OriginalPaper Pages: 227 - 243
Phosphorus Fractionation and Sorption in P-enriched Soils of Norway B. R. SinghT. KrogstadM. Bakkegard OriginalPaper Pages: 245 - 256
Weekly Weather Generation for a Nitrogen Turnover Model A. G. DaileyJ. U. SmithA. P. Whitmore OriginalPaper Pages: 257 - 266
On-farm Evaluation of Biological Nitrogen Fixation Potential and Grain Yield of Lablab and Two Soybean Varieties in the Northern Guinea Savanna of Nigeria J. A. OkogunN. SangingaJ. Diels OriginalPaper Pages: 267 - 275
Phosphorus Mass Balances for Successive Crops of Fertilised Rainfed Rice on a Sandy Lowland Soil Sovuthy PheavR. W. BellG. J. D. Kirk OriginalPaper Pages: 277 - 292
Methane and Nitrous Oxide Emissions from Rice Field and Related Microorganism in Black Soil, Northeastern China Jin YueYi ShiGuohong Huang OriginalPaper Pages: 293 - 301