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笔者在苗圃地采用不同施肥组合类型(农家肥+磷肥组合、化肥组合)进行施肥,并就其对苗木生长的影响情况进行了对比,得出的结论是,采用农家肥+磷化肥组合类型优于单纯采用化肥组合类型。现将实验情况介绍如下,供育苗工作者参考。目的意义。随着物质、文化生活水平的日益提高,城市化进
In the nursery, the author applied different types of fertilizers (farmyard manure + phosphate fertilizer combination, fertilizer combination) to carry out fertilization and compared their effects on the growth of seedlings. The conclusion is that the type of combination of peasant fertilizer + phosphorus fertilizer Purely in the type of fertilizer combinations. The experimental conditions are introduced below, for breeding workers reference. Purpose of meaning. With the material and cultural living standards increasing, urbanization into