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在论证了秧田治螟对本田枯心无效,与终结产量无关,且大量杀伤天敌之后。人们不禁会问:秧苗所带卵块、枯鞘斑及活虫移入本田后呈什么状况?现就几个问题在1984年试验的结果报告如下:一、试验方法(一)供试品种为汕优二号,田间管理同一般大田。(二)田间设计:1.秧田:温室育秧,四月十日寄插,设防治与不防治两处理,防治区以杀虫双3两/亩和杀螟松2两/亩混合,5月10日和5月20日各喷雾防治一次,5月23日移栽。2.本田:
In the demonstration of seedling field borer on Honda dead heart is invalid, has nothing to do with the end of production, and a large number of natural enemies after killing. People can not help but ask: What are the conditions after the seedlings brought egg masses, dead skin spots and living insects into Honda? The results of the 1984 test are as follows: First, the test method (A) The test varieties Shanyou Two, field management with the same field. (B) field design: 1. Seedling: greenhouse nursery seedlings, April 10, plug, set prevention and control of two treatment, prevention and control zone to insecticide double 3 two / mu and fenitrothion 2 two / mu mixed in May On the 10th and May 20th each spray control once, May 23 transplanting. Honda