Bicarbonate as the most important soil factor in lime-induced chlorosis in the Netherlands R. Boxma OriginalPaper Pages: 233 - 243
The effect of storage of soils under water-logged conditions upon subsequent mineralization of nitrogen, nitrification and fixation of ammonia D. A. Van SchrevenW. H. Sieben OriginalPaper Pages: 245 - 253
Incubation studies on mineralization of organic sulphur and organic nitrogen I. HaqueD. Walmsley OriginalPaper Pages: 255 - 264
Effect on wheat yield and nitrogen uptake from manures made from spent-slurry R. D. LauraM. A. Idnani OriginalPaper Pages: 283 - 295
Nutrient uptake by tupelo gum and bald cypress from saturated or unsaturated soil Richard E. DicksonT. C. BroyerC. M. Johnson OriginalPaper Pages: 297 - 308
Effect of iron compounds on nodulation and growth ofTrifolium pratense L. In water culture H. A. Van De VenterJ. G. C. Small OriginalPaper Pages: 309 - 317
Effect of organic manuring on the activities of the enzymes hydrolysing sucrose and urea and on soil aggregation A. BalasubramanianR. SiddaramappaG. Rangaswami OriginalPaper Pages: 319 - 328
Microbial investigations on the suffocation disease of rice in Taiwan Maria M. H. WuC. S. WuS. F. Chou OriginalPaper Pages: 329 - 344
The effect of irrigation depth on root growth of some pasture species P. W. CullenA. K. TurnerJ. H. Wilson OriginalPaper Pages: 345 - 352
Liming of alfalfa (Medicago sativa L.) Matt K. JohnV. W. CaseC. Vanlaerhoven OriginalPaper Pages: 353 - 361
Liming of alfalfa (Medicago sativa L.) Matt K. JohnG. W. EatonH. H. Chuah OriginalPaper Pages: 363 - 374
Quantification of the effects of weather conditions prior to the growing season on crop yields F. van der Paauw OriginalPaper Pages: 375 - 388
Efficiency of N uptake by wheat, as affected by time and rate of application, using N15-labelled ammonium sulphate and sodium nitrate Abdul Hamid OriginalPaper Pages: 389 - 394
The relationship between sulphur and nitrogen in the foliage ofPinus radiata J. KellyMarcia J. Lambert OriginalPaper Pages: 395 - 407
Nitrate-reducing capacity of roots and nodules ofAlnus rubra and roots ofPseudotsuga menziesii C. Y. LiK. C. LuW. B. Bollen OriginalPaper Pages: 409 - 414
Effect of soil application of chlorinated insecticides on amino acid composition of maize (Zea mays) Sheshrao K. ThakreS. N. Saxena Short Communication Pages: 415 - 418
Effect of chelation on the toxicity of aluminum R. J. BartlettD. C. Riego Short Communication Pages: 419 - 423
Establishment of phage and bacteria in a sterilized compost in a glasshouse J. Kleczkowska Short Communication Pages: 425 - 429
The effect of sulphide on nitrate reduction in soil R. J. K. Myers Short Communication Pages: 431 - 433
Influence of root crown temperature on plant development Meier Schwarz Short Communication Pages: 435 - 439
Effect of soil temperature on seedling emergence in different crops N. T. SinghG. S. Dhaliwal Short Communication Pages: 441 - 444