Studies on the phosphate potentials of soils P. H. T. BeckettR. E. White OriginalPaper Pages: 253 - 282
The effect of some actinomycetes on rhizobia andAgrobacterium radiobacter D. A. Van Schreven OriginalPaper Pages: 283 - 302
Die Aufnahme von Kohlendioxid durch die Pflanzenwurzel H. KickD. SauerbeckF. Führ OriginalPaper Pages: 303 - 316
An investigation into the possible changes in the microbial population of soils stored at −15°C E. GrossbardD. M. Hall OriginalPaper Pages: 317 - 332
An investigation into the bacteriology of top-soil dumps H. BarkworthMary Bateson OriginalPaper Pages: 345 - 353
Evaluation of available phosphorus in highly phosphorus-deficient soils U. KafkafiJ. HaginA. Şaplakoglu OriginalPaper Pages: 354 - 364
Study on the phosphate retention and release in some East Pakistan soils D. H. KhanA. C. Roy OriginalPaper Pages: 365 - 376
Studies on the major-element deficiencies of the pigeon pea (Cajanus cajan) in sand culture R. Nichols OriginalPaper Pages: 377 - 387
Effect of four acidifying materials added to a calcareous soil on the availability of phosphorus to ryegrass M. B. Sen GuptaA. H. Cornfield Short Communication Pages: 388 - 390
The effect of 2:4-dinitro-phenol on phosphorus transformations during humus decomposition H. F. Birch Short Communication Pages: 391 - 394