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我所从一九七六年开始,用腐植酸钠做生长激素在杉、松、油橄榄苗木培育和油茶、油橄榄幼林作叶面喷施试验,取得了初步效果,现将试验情况汇报如下: 一、试验材料与方法 1、药物来源:腐钠是我县腐植酸应用研究所生产的,含量为55％。 2、试验设计:①苗木培育,在育苗大田中选择立地条件相同,管理措施一致的田块,树种为杉树、马尾松、湿地松作叶面喷施,供试105个设一对照区,每组面积
I started from 1976, with sodium humate as growth hormone in fir, pine, olive seedling cultivation and Camellia oleifera young leaves for foliar spray test, and achieved initial results, the test is reported as follows: a , Test materials and methods 1, drug sources: rotten sodium is produced by the Institute of Humic Acid Application, the content of 55%. 2. Experimental Design: ① nursery stock nursery, field selection nursery field in the same conditions, the same management practices of plots, the tree species of cedar, masson pine, wetland pine for the foliar spray test 105 for a control area, Each area