An attempt to evaluate phosphorus fertilizer requirements of western Nigeria savannah soils Olufemi AyodeleAkinola Agboola OriginalPaper Pages: 293 - 302
Studies on the substitution of inorganic fertilizers with organic manure and their effect on soil fertility in rice—wheat rotation HS GillOP Meelu OriginalPaper Pages: 303 - 314
Efficiency of nitrogen fertilizer use under rainfed maize and irrigated wheat at Kadawa, northern Nigeria V BalasubramanianL Singh OriginalPaper Pages: 315 - 324
The effects of superphosphate and potassium fertilizer and salts on the nitrogen mineralization of incubated meadow soil I Campino OriginalPaper Pages: 325 - 336
Field studies on the fate of radioactive sulphur fertilizer applied to pastures KM GohPEH Gregg OriginalPaper Pages: 337 - 351
Effect of aluminium in the presence of phosphate and lime on growth and chemical composition of ryegrass and lucerne KR MiddletonGS Smith OriginalPaper Pages: 353 - 366
Yield and leaf composition of sunflower in relation to N, P, K, and lime treatments JH GroveME Sumner OriginalPaper Pages: 367 - 378
Uneven distribution of banded fertilizer nitrogen in the field related to computer modelling G KruhR PinedaRE Nuñez OriginalPaper Pages: 379 - 383
Additional effects of fertilizing on several foliar nutrient concentrations and ratios inEucalyptus grandis APG Schönau OriginalPaper Pages: 385 - 397
Growth response, yield and yield components of upland cotton (Gossypium hirsutum L) as affected by rates and time of nitrogen application in the Nigerian savannah VB OgunlelaGL LombinSM Abed OriginalPaper Pages: 399 - 409
Predicting external sulphur requirement of alfalfa from sulphate sorption isotherm of Tanzanian soils SL SwaiBR Singh OriginalPaper Pages: 411 - 422
An evaluation of the immiscible displacement method for studying the reaction between soil and phosphate NJ Barrow OriginalPaper Pages: 423 - 433
Phosphorus status of Philippine rice soils with different clay mineralogical characteristics MI Bajwa Research note Pages: 435 - 438