【摘要】 西瓜叶面营养液(简称西瓜素)是根据西瓜营养特性而研制成的一种以螯合态微量营养元素为主体的多养分复合叶面肥料,几年来93个田间试验和品质分析结果证实对西瓜产量平均增加14.8%,品质中维生素 C 提高39%,甜度增加0.69—0.72度。并且有使用简便、成本低、效益高(投入产出比1:20以上)的优点。三年来在全国推广应用达19601公顷,已深受农户欢迎。更多还原

【Abstract】 The watermelon leaf-fertilizer(or called watermelon promoter)is a kind of compound leaf-fertilizer containing a main part of chelate micronutrit- ent elements,and developed aocording to watermelon’s nutritive absorption pattern.Of late years,many field experiments and quality analyses have proved that it can significantly increase the yield and quality of watermelon,and that it also has advantages of convenience in use,low cost and high income.After being widely used in many places of the whole country,it has been deeply accepted by farmers.更多还原