Effect of long-term fertilizer treatments on groundnut yield, nodulation, and nutrient uptake at Samaru, Nigeria V. BalasubramanianL. SinghL. A. Nnadi OriginalPaper Pages: 171 - 180
Nitrogen supplying ability of some Philippine rice soils K. L. Sahrawat OriginalPaper Pages: 181 - 187
Absorption of gamma-emitting fission products and activation products by rice under flooded and unflooded conditions from two tropical soils T. J. D'SouzaK. B. Mistry OriginalPaper Pages: 189 - 198
Effect of exposure to atmospheric pollution on microbial activity in soil M. Wainwright OriginalPaper Pages: 199 - 204
Drought susceptibility of two tomato (Lycopersicum esculentum) varieties O. BabalolaM. O. A. Fawusi OriginalPaper Pages: 205 - 214
Cation exchange capacity of plant roots in relation to nutrients uptake by shoot and grain as influenced by age L. C. Ram OriginalPaper Pages: 215 - 224
Soil and fertilizer nitrogen transformations under alternate flooding and drying moisture regimes K. L. Sahrawat OriginalPaper Pages: 225 - 233
Studies on biological decomposition of wheat straw Suhas P. WaniP. A. Shinde OriginalPaper Pages: 235 - 242
Effects of phosphorus and sulfur nutrition on soluble sugars and growth inClitoria ternatea L. M. G. ZarougD. N. Munns OriginalPaper Pages: 243 - 250
Influence of phosphorus and sulfur nutrition on composition ofClitoria ternatea L. M. G. ZarougD. N. Munns OriginalPaper Pages: 251 - 259
The influence of cultivar and temperature on carbohydrate and amino acid exudation from gram seeds and on pre-emergence damping-off byRhizoctonia bataticola Param Jit SinghR. S. Mehrotra OriginalPaper Pages: 261 - 268
Pertilization and nutrition experiments with conifer seedlings in pots George Nakos OriginalPaper Pages: 269 - 281
Growth and development of root systems of winter cereals grown after different tillage methods including direct drilling F. B. EllisB. T. Barnes OriginalPaper Pages: 283 - 295
Assessment of a rapid method, using soil cores, for estimating the amount and distribution of crop roots in the field M. C. DrewL. R. Saker OriginalPaper Pages: 297 - 305
Seasonal dynamics of root system respiration inAtriplex confertifolia Richard S. HolthausenMartyn M. Caldwell OriginalPaper Pages: 307 - 317
Plant biotests in the bioindication of the rainfall pollution in an oil refinery region Danuta Zukowska-WieszczekHenryk Zimny Short Communications Pages: 321 - 325
Determination of total copper and zinc contents of Egyptian soils using three different methods M. G. Nasseem Short Communications Pages: 327 - 331
Comparison of the efficiency of urea, aqueous ammonia and ammonium sulphate as nitrogen fertilizers C. J. SmithP. M. Chalk Short Communications Pages: 333 - 337