Competition for S and N by associations of three annual range species in lysimeters Clinton C. ShockMilton B. JonesD. Michael Center OriginalPaper Pages: 311 - 321
Nitrogen fixation by subclover associations fertilized with sulfur Clinton C. ShockWilliam A. WilliamsA. Phillips OriginalPaper Pages: 323 - 332
Bicarbonate, the most important factor inducing iron chlorosis in vine grapes on calcareous soil K. MengelM. Th. BreiningerW. Bübl OriginalPaper Pages: 333 - 344
Enzyme activities in a clay-loam soil amended with various crop residues P. PerucciL. ScarponiM. Businelli OriginalPaper Pages: 345 - 351
Effect of sulphate waters on soil salinity, growth and yield of tomatoes I. Papadopoulos OriginalPaper Pages: 353 - 361
Foliar and twig macronutrients (N, P, K, Ca and Mg) in selected species ofEucalyptus used in rehabilitation: sources of variation David T. BellSamuel C. Ward OriginalPaper Pages: 363 - 376
Seasonal changes in foliar macronutrients (N, P, K, Ca and Mg) inEucalyptus saligna Sm. andE. wandoo Blakely growing in rehabilitated bauxite mine soils of the Darling Range, Western Australia David T. BellSamuel C. Ward OriginalPaper Pages: 377 - 388
Effects of aluminium and micro-nutrients on the sorption of phosphorus byTrifolium repens L. cv. ‘Grasslands Huia’ from nutrient solutions during plant induced pH changes M. W. PritchardJ. LeeJ. R. Sedcole OriginalPaper Pages: 389 - 402
Biodegradation ofShorea robusta Gaertn. leaf litter and the cycling of minerals in a tropical sal forest A. N. ShuklaI. D. Singh OriginalPaper Pages: 403 - 409
Leaching and transformation of urea in dry and wet soils as affected by irrigation water Mahendra SinghD. S. YadavVinod Kumar OriginalPaper Pages: 411 - 420
Prevalence of nitrous oxide reducing capacity in denitrifiers from a variety of habitats G. U. Okereke OriginalPaper Pages: 421 - 428
Effect of irrigation, plant density and fertilisers on yield and NPK uptake by groundnut N. Ramesh BabuS. Rami ReddyP. M. Reddy Short Communications Pages: 431 - 435
The effects of managanese and nitrate supply on the levels of phenolics and lignin in young wheat plants P. H. BrownRobin D. GrahamD. J. D. Nicholas Short Communications Pages: 437 - 440
Effects of N and P fertilization on yield and composition of black gram (Vigna mungo L. Hepper) seeds A. R. DhageN. D. PatilS. S. Kadam Short Communications Pages: 441 - 444
Movement and distribution pattern of the residues of granular insecticides in tropical soil and okra plants M. D. AwasthiLalitha AnandS. V. Sarode Short Communications Pages: 445 - 449