Transformation of calcium cyanamide and its inhibitory effect on urea nitrification in some tropical soils Y. AroraL. SinghL. A. Nnadi OriginalPaper Pages: 3 - 9
Direct and residual effect of liming on yield and nutrient uptake of maize (Zea mays L.) in moderately acid soils in the savanna zone of Nigeria L. SinghU. R. PalY. Arora OriginalPaper Pages: 11 - 20
The movement into soil of P from superphosphate grains and its availability to plants D. K. BenbiR. J. Gilkes OriginalPaper Pages: 21 - 36
Assessment of economically optimum application rates of fertilizer N on the basis of response curves J. J. NeetesonW. P. Wadman OriginalPaper Pages: 37 - 52
Balance sheet of15N labelled urea applied to rice in three Australian vertisols differing in soil organic carbon M. Sharif ZiaS. A. Waring OriginalPaper Pages: 53 - 65
Mass and energy flows in a fluoride scrubber when the fluoride is returned to single superphosphate A. G. Charleston OriginalPaper Pages: 67 - 84
Partially acidulated phosphate rocks made from phosphoric acid using direct acidulation-granulation techniques A. C. BraithwaiteD. A. Rogers OriginalPaper Pages: 85 - 98
