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土豆-夏花生双覆膜栽培是我县耕作制度改革内容之一。由于其经济效益好,农民易于接受,很快在我镇得到推广,通过几年的试验示范实践,形成一套完整的栽培技术体系。 一、土豆-夏花生双覆膜栽培经济效益高。 据我站试验,覆膜栽培土豆平均亩产1687.6公斤,比露地栽培亩增产638.6公斤,增产60.9％,亩纯收入400元左右。覆膜栽培花生亩产327.6公斤,比露地栽培亩增115.4公斤,增产54.4％。覆膜栽培两作亩产值915.7元,扣除地膜成本纯收入为865.7元,比两作露地栽培增收322.4元。
Potato - summer peanut double-film cultivation is one of the reform of farming system in our county. Because of its economic benefits, peasants are easy to accept and are quickly promoted in our town. After several years of experimental demonstration and practice, a complete set of cultivation technology system has been formed. First, the potato - summer peanut double film cultivation of high economic efficiency. According to my station test, the average yield per mu of film-coated potatoes was 1687.6 kg, 638.6 kg more than that of open-field cultivation, an increase of 60.9%. The net income per mu was about 400 yuan. Mulched mucilage mu produce 327.6 kilograms, more than the open cultivation acres by 115.4 kilograms, an increase of 54.4%. Film mulching for two acres of output value of 915.7 yuan, net of plastic film net income of 865.7 yuan, more than two open-field cultivation income 322.4 yuan.