蔬菜

张掖市日光温室主要蔬菜钾素经济效益最佳施用量研究

Study on the Best Economic Benefit of Potassium in Main Vegetables in Zhangye Solar Greenhouse

DOI：

中文关键词: 蔬菜钾素经济效益

英文关键词:Keywords: vegetable potassium economic benefit

基金项目:张掖市耕地质量提升与化肥减量增效技术集成研究与示范推广项目；张掖市山水林田湖生态保护修复工程有机肥替代化肥示范推广奖补项目。

作者	单位
张栋，赵霞，李文伟	张掖市耕地质量建设管理站，甘肃张掖 734000

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中文摘要:

为实现温室蔬菜化肥减量增效的目标，开展了张掖市主要蔬菜钾素经济效益最佳施用量研究。结果表明：西葫芦、黄瓜、茄子、番茄、辣椒和芹菜钾素经济效益最佳施肥量分别为128.60、161.15、40.30、239.42、258.91、199.47kg/hm2时，理论产量分别为78.38、77.49、58.02、92.44、65.02、103.99t/hm2。不同蔬菜施肥利润由大到小的变化顺序为：番茄＞芹菜＞辣椒＞黄瓜＞西葫芦＞茄子。

英文摘要:

Abstract: In order to realize the goal of fertilizer reduction and increasing efficicncy, the optimal amount of potassium for best economic benefit in main vegetables in Zhangye solar greenhouse was studied. The results showed that the potassium fertilizer amount for best economic efficiency of zucchini, cucumber, eggplant, tomato, pepper and celery were 128.60, 161.15, 40.30, 239.42, 258.91, 199.47 kg/hm2, respectively, and the theoretical yield were 78.38, 77.49, 58.02, 92.44, 65.02, 103.99 t/hm2, respectively. The order of profit change from big to small was tomato > celery > pepper > cucumber > zucchini > eggplant.

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