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花卉生长期间需要各种营养元素,这些元素主要来自肥料。目前,花卉施用的肥料,有用枯饼、粪尿等沤制的有机肥;有用动、植物残体浸泡的肥水;还有无机化学肥料等等。无机化学肥料若施用不当,容易发生灼伤苗木;有机沤肥避免不了髒和臭,还常常给苗木带来病虫害。因此,探索出一种高效、长效、安全、卫生,原料来源广泛的花卉肥料,是很有实际意义的。我们从1982年11月至1981年6月,进行了三类不同肥料对杜鹃花观赏性状影响的试验,结果如下。
During the growth of flowers need a variety of nutrients, these elements are mainly from fertilizer. At present, the fertilizers used in flowers, the useful organic fertilizer made of dry cakes, excrement and urine, the fertilizers soaked in plant and animal residues, the inorganic chemical fertilizers and the like. Inappropriate application of inorganic chemical fertilizers, burns easily occur nursery stock; organic fertilizer can not avoid dirty and stinky, but also often bring nuisance to nursery stock. Therefore, to explore a highly efficient, long-lasting, safe, hygienic, a wide range of sources of raw materials, fertilizer, is of great practical significance. From November 1982 to June 1981, we conducted experiments on the effects of three types of fertilizers on ornamental characteristics of azaleas. The results are as follows.