A mathematical approach towards nitrogen cycling in arable land inCajanus cajan field S. D. UpadhyayaJ. C. DagarV. P. Singh OriginalPaper Pages: 315 - 324
An improved model of root growth in structured soil J. S. HewittA. R. Dexter OriginalPaper Pages: 325 - 343
Mineral element composition of natural vegetation and its relation to soil of Pugavalley, Ladakh, India K. L. GulatiS. C. GoswamiK. K. Nagpaul OriginalPaper Pages: 345 - 351
Soil physical properties in relation to rice yield and water consumption under flooded and unflooded conditions A. K. AlvaLeif Petersen OriginalPaper Pages: 353 - 363
Soil temperature and nitrogen effects on response of flooded and nonflooded rice to zinc P. M. Giordano OriginalPaper Pages: 365 - 372
The effects of flooding for rice culture on soil chemical properties and subsequent maize growth I. R. Willett OriginalPaper Pages: 373 - 383
Organic matter influences phytotoxicity of cadmium to soybeans Richard C. StricklandWilliam R. ChaneyRobert J. Lamoreaux OriginalPaper Pages: 393 - 402
The influence of ammonia in nutrient solution on growth and metabolism of cucumber plants M. SchenkJ. Wehrmann OriginalPaper Pages: 403 - 414
Potassium and phosphate uptake of cucumber plants at different ammonia supply M. SchenkJ. Wehrmann OriginalPaper Pages: 415 - 426
The influence of humidity on the mineral composition of tomato plants with special reference to calcium distribution M. J. ArmstrongE. A. Kirkby OriginalPaper Pages: 427 - 435
Correction of severe manganese deficiency in wheat with chemical fertilizers P. B. HoytG. G. S. Myovella OriginalPaper Pages: 437 - 444
Recovery of adsorbed zinc in acid soils as influenced by prior phosphorus applications M. Saeed Short Communications Pages: 447 - 450
Effect of four common herbicides on the population of microorganisms in Red Sandy soil B. M. BopaiahP. V. Rai Short Communications Pages: 451 - 452
Effect of inoculation withPseudomonas azotogensis on the yield and straw weight of wheat S. K. NairP. Tauro Short Communications Pages: 453 - 455
Specific ion effect as a probable cause of growth inhibition under saline conditions Ashok K. ShuklaB. D. BaijalG. K. Chaturvedi Short Communications Pages: 457 - 459
Increasing the efficiency of fall-applied urea fertilizer by placing in big pellets or in nests M. NyborgS. S. Malhi Short Communications Pages: 461 - 465