Microalgal polysaccharide production for the conditioning of agricultural soils William R. BarclayRalph A. Lewin OriginalPaper Pages: 159 - 169
Water-use efficiency of one C3 and two C4 grasses in response to varying soil moisture and herbage-removal levels in a seasonally dry tropical region K. P. SinghGopa Misra OriginalPaper Pages: 171 - 180
The potential for breeding white clover (Trifolium repens L.) with improved nodulation and nitrogen fixation when grown with combined nitrogen G. J. RysL. R. Mytton OriginalPaper Pages: 181 - 195
The potential for breeding white clover (Trifolium repens L.) with improved nodulation and nitrogen fixation when grown with combined nitrogen L. R. MyttonG. J. Rys OriginalPaper Pages: 197 - 211
Influence of species of VA mycorrhizal fungi on cassava yield response to phosphorus fertilization E. SieverdingR. H. Howeler OriginalPaper Pages: 213 - 221
Etude de la symbiose Rhizobium-legumineuse: Préparation de cellules isolées pour l'étudein vitro P. EbB. BacleR. Tailliez OriginalPaper Pages: 223 - 230
Constant feeding of field-grown tomatoes irrigated with sulphate water I. Papadopoulos OriginalPaper Pages: 231 - 236
Stimulation by nickel of soil microbial urease activity and urease and hydrogenase activities in soybeans grown in a low-nickel soil David A. DaltonHarold J. EvansF. J. Hanus OriginalPaper Pages: 245 - 258
The influence of western hemlock and western redcedar on microbial numbers, nitrogen mineralization, and nitrification David P. TurnerEldon H. Franz OriginalPaper Pages: 259 - 267
Influence of nitrogen and phosphorus fertilizers on ammonia-assimilating enzymes of Azolla S. KannaiyanS. Venkataramanan Short Communications Pages: 271 - 273
Do single nodules of Casuarinaceae contain more than oneFrankia strain? Paul ReddellG. D. Bowen Short Communications Pages: 275 - 279
Unexpected progeny obtained from glasshouse study of soil pH influence onAcaulospora laevis inoculum E. A. DavisJ. L. YoungS. L. Rose Short Communications Pages: 281 - 284
Effect of irrigation and fertilization on stem and root thickening at their junction in Scots pine D. C. F. FayleB. Axelsson Short Communications Pages: 285 - 287
Screening technique for differentiating the degree of spikelet filling in rice S. Padmaja RaoB. VenkateswarluT. L. Acharyulu Short Communications Pages: 289 - 293
Influence of boron toxicity on single phenols of tomato leaves E. RevillaA. CiruelosM. J. Sarro Short Communications Pages: 295 - 297
Nutrient changes in direct-seeded submerged rice soils with varying nutrio-environments N. C. PandeR. N. SamantarayS. K. Mohanty Short Communications Pages: 299 - 306