为了在苹果上推广应用三十烷醇,我们在1982和1983年进行了试验,取得了明显效果,现总结报告如下。一、材料与方法 1.地点:试验地点在陕县张村公社水淆大队果园。该园每年施基肥一次,每株300余斤,根外追肥3—4次,树上打药4—5次,管理属于中等水平。 In order to popularize the use of triacontanol in apples, we conducted experiments in 1982 and 1983 and achieved remarkable results. The summary report is as follows. I. Materials and Methods 1. Location: The test site was in the orchard of Zhangcun Commune in Shan County. The park base fertilizer once a year, each plant more than 300 pounds, 3 to 4 times the top dressing, trees play 4-5 times, management belongs to the middle level.