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1984—1986年在大荔、渭南、礼泉3县(市)41乡(镇)91万亩棉田,开展了以生态控制为基础的棉花病虫综合治理的实践。现将结果报道如下。
From 1984 to 1986, 91 million mu of cotton fields were produced in 41 townships (towns) of Dali, Weinan and Liquan counties (cities), and the practice of comprehensive control of cotton pests and diseases based on ecological control was carried out. The results are reported below.