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针对北斗苹果采前落果重的问题,我们进行了专门调查和试验。调查中发现,采前落果中,97.5％以上是感染霉心病的,试验以防治霉心病为重点进行。 1993～1994年,采用不同杀菌剂进行防治试验。供试杀菌剂有50％多菌灵可湿性粉剂
For Beidou Apple plucked before the issue of weight, we conducted a special investigation and testing. In the survey, 97.5% of the premature harvesting fruits were found to be susceptible to mildew, and the test was focused on the prevention of mildew. 1993 to 1994, the use of different fungicides for prevention and treatment. Test fungicides 50% carbendazim WP