2015•Hunan Agricultural SciencesRequires access
Effects of 3414 Fertilization on High Quality Late Rice in Tobacco-Rice Rotation Area in Ningyuan
Hu B
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Abstract
In order to understand the rule of fertilizer demand in tobacco- rice rotation areas, the effects of N, P, K on rice yield and fertilizer supply performance of soils in Ningyuan County, the experiment of 3414 fertilization effects on late rice was conducted in its Shuishi Town. The results showed that the maximum amount(pure quantity) of fertilizer was N 10.18 kg/667 m2, P 4.7 kg/667 m2 and K 7.49 kg/667 m2, and the predicted yield was 534.47 kg/667 m2. The recommended amount of fertilizer was N 9.21 kg/667 m2, P 4.28 kg/667 m2 and K 6.96 kg/667 m2, and the predicted yield was 532.87 kg/667 m2 in late rice.