Effect of rice straw additions on production of organic acids in a flooded soil D. Niranjan RaoD. S. Mikkelsen OriginalPaper Pages: 303 - 311
Effects of CO2, CH4 and N2 on growth and nutrition of rice seedlings D. Niranjan RaoD. S. Mikkelsen OriginalPaper Pages: 313 - 322
Effects of acetic, propionic, and butyric acids on rice seedling growth and nutrition D. Niranjan RaoD. S. Mikkelsen OriginalPaper Pages: 323 - 334
Effect of manganese application on the activity of phosphate-dissolving bacteria in a calcareous soil cultivated with pea plants M. S. M. SaberM. YousryM. O. Kabesh OriginalPaper Pages: 335 - 339
Interaction effect of sulphur and phosphorus on growth and nutrient content of moong (Phaseolus aureus L.) M. S. AulakhN. S. Pasricha OriginalPaper Pages: 341 - 350
Effect of deep placement of ball-type fertilizer at different growth stages on yield and yield components of the rice plant in the Philippines H. ShigaW. B. VenturaT. Yoshida OriginalPaper Pages: 351 - 361
Estimation of available potassium for cotton by soil analysis J. Halevy OriginalPaper Pages: 363 - 373
Effects of insecticides on acetylene reduction by Azotobacter vinelandii and soybean nodules Stephen RodellB. R. FunkeJ. T. Schulz OriginalPaper Pages: 375 - 381
Effect of phosphate fertiliser and plant density on phosphate inflow into ryegrass roots in soil Conway L. Powell OriginalPaper Pages: 383 - 393
The function of root systems in mineral nutrition of watercress (Rorippa nasturtium-aquaticum (L) Hayek) I. P. CumbusL. W. Robinson OriginalPaper Pages: 395 - 406
The influence of sewage sludge on the content of heavy metals in potatoes and on tuber yield R. BærugJ. H. Martinsen OriginalPaper Pages: 407 - 418
Liming and nutrient interactions in two Ultisols from Southern Nigeria A. S. R. JuoF. O. Uzu OriginalPaper Pages: 419 - 430
Effects of salinity, temperature and nitrogen fertilization on growth and composition of Rhodes grass (Chloris gayana Kunth.) Joseph GuggenheimY. Waisel OriginalPaper Pages: 431 - 440
Effect of some biological factors on soil variability in the tropics B. T. KangF. R. Moormann OriginalPaper Pages: 441 - 449
Effect of some biological factors on soil variability in the tropics B. T. Kang OriginalPaper Pages: 451 - 462
Growth of a sitka spruce plantation: Spatial distribution and seasonal fluctuations of lengths, weights and carbohydrate concentrations of fine roots E. D. FordJ. D. Deans OriginalPaper Pages: 463 - 485
Evaluation of silica-supplying power of soils for growing rice P. K. NayarA. K. MisraS. Patnaik OriginalPaper Pages: 487 - 494
Relationships between growth and foliar nutrient concentrations in Eucalyptus deglupta D. Lamb OriginalPaper Pages: 495 - 508
Development of salix and populus mycorrhizae in metallic mine tailings M. M. HarrisM. F. Jurgensen OriginalPaper Pages: 509 - 517