Madras Agricultural Journal
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Effect of Long Term Manure and Fertilizer Addition on Sulphur Forms Under Rice Monoculture 219

Abstract

The effect of continuous application of manures and fertilizers to rice monoculture on chemical pools of different forms of sulphur was investigated in sandy clay loam soil. Among the major forms of S, organic S was the dominant one. Long term application of anyone of the organic manures and P fertilizer have increased the organic, water soluble, sulphate significantly but decreased the adsorbed and non sulphate forms of soil.

Keywords: Manures, fertilizers, long-term sulphur forms

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