自1994年《烟台果树》第3期刊登了“禁区里的试验——介绍波退合剂的应用”文章以来,不少果农来信来人专访。为进一步探明该合剂对苹果烂果病的防治效果,我在果实生长期搞了试验,结论是病斑下陷后,不再向里烂,无论 Since 1994, “Yantai Fruit Tree” No. 3 published a “test in the restricted area - the introduction of wave retreat agent application” article, many fruit farmers come to interview. In order to further ascertain the prevention and cure effect of the mixture on apple rot disease, I conducted the experiment in the fruit growth stage, and concluded that after the lesion subsided,