2000•Journal of Zhejiang Agricultural UniversityRequires access

Research on soil nutrient released from rice straw buried in deep soil layer by rotocultivator and the effect of yield promotion in paddy fields

Yang Zhen

Abstract

The nutrient of C, N, P, K in rice straw buried by rotocultivator in deep soil layer released at a high rate and less remain than on surface soil Buried rice straw in deep soil layer can improve the C, N, P, K of soil nutrient and effect of yield promotion is notable

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Key concepts: Nutrient, Straw, Yield (engineering), Agronomy, Soil nutrients, Rice straw, Environmental science, Layer (electronics)