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Leaf Age Diagnosis Method and the Conventional Methods of Fertilization under Different Fertilization Yield Analysis
Pages: 14-16+34
Year: Issue:  2
Journal: Reclaiming and Rice Cultivation

Keyword:  Leaf-age diagnosticConventional fertilizationFertilizerYield;
Abstract: Through this experiment, leaf age diagnosis method and the conventional fertilization methods under different fertilization conditions yield analysis, results showed that: the leaf age diagnosis method applying nitrogen fertilizer pro-duction than conventional method 3.9%, can be more scientific and reasonable according to the fertilizer demand of rice leaf age and fertilization, effectively improve the utilization rate of nitrogen fertilizer, reducing environmental pollution.Application of N 69.0 kg/hm2, P2O546 kg/hm2, K2 O 23.5 kg/hm2, leaf age diagnosis method yield up to 8 452.9 kg/hm2.
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