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为验证自制的硝基腐植酸螯合铁和螯合钙作为肥料增效剂在青菜上的实际应用效果,以品名为“苏州青”的青菜为试验对象,进行两种增效剂的肥效试验。结果表明:硝基腐植酸螯合铁和螯合钙配合一定水溶肥使用时,青菜质量分别增加10.32%和40.17%,效果显著。
In order to verify the practical application effect of homemade humic acid chelated iron and chelated calcium as fertilizer synergist on Chinese cabbage, the green cabbage with the name of “Suzhou Green” was used as the test object, and two synergist Fertilizer effect test. The results showed that the quality of Chinese cabbage increased by 10.32% and 40.17%, respectively, when using nitro-humic acid chelated iron and chelated calcium together with certain water-soluble fertilizer.