摘要
[目的]探讨龙亢农场水稻的最佳施肥量。[方法]2017年5—11月在安徽省龙亢农场现代农业科技园进行水稻"3414"肥效试验。[结果]龙亢农场水稻最佳施肥量,N为150 kg/hm~2,P_2O_5为60 kg/hm~2,K_2O为120 kg/hm~2,可获得水稻9 379.5 kg/hm~2的产量。[结论]结果为构建龙亢农场水稻施肥模型提供了依据。
[Objective] To explore the optimum amount of fertilizer applied to rice in Longkang Farm.[Method]The "3414" fertilizer efficiency test of rice was carried out in Longkang Farm Modern Agricultural Science and Technology Park from May to November,2017. [Result]The optimum fertilization rate of rice in Longkang Farm was 150 kg/hm~2 for N, 60 kg/hm~2 for P_2 O_5 and 120 kg/hm~2 for K_2 O,the yield of rice was greatest at 9 379.5 kg/hm~2. [Conclusion]The results provide a basis for the establishment of rice fertilization model in Longgang Farm.
引文
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