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从1993年开始,我们对大连市华南微肥厂生产的C型双效微肥,在苹果树上进行了试验示范和推广,收到了促进树体发育、增进果实着色、抑制病害扩展蔓延的效果。现将试验示范情况简报如下。
Since 1993, we have experimented, demonstrated and popularized C-type double-effect fertilizers produced in South China Fertilizer Plant in Dalian, and have been tested and promoted on apple trees. We have received the results of promoting the development of trees, enhancing the coloring of fruits and inhibiting the spread of disease expansion . Briefing on the experimental demonstration is as follows now.