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水稻移栽后３０ｄ不施药试验＊方树安（四川省眉山县农业局６１２１６０）为防止打太平药，减少农药施用次数和施用药量，以达到保护稻田天敌，减少农药对环境的污染和降低生产成本，我们于１９９５年作了水稻移栽后３０ｄ不施药试验，取得结果现介绍如下。１试验设计试验...
30 days after transplanting of rice without application test * Fang Shu’an (Sichuan Meishan County Bureau of Agriculture 612160) In order to prevent Taiping medicines, reduce the number of pesticides and application of pesticides in order to protect natural enemies of rice to reduce pesticide pollution of the environment and reduce production Cost, we did in 30 years after rice transplanting in 1995 without spraying test results obtained are described below. 1 trial design test ...