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山东在平县潘石村农民潘思武，在3亩田上实行甘蓝、西瓜、棉花、白菜、大蒜间作套种，一年五种四收，亩收入2100元。栽培技术是：一、选用优种。选用中甘11号甘蓝，新红宝西瓜，中棉12号棉花，山东4号白菜和苍山大蒜。二、增施肥料。亩基施优质土杂粪3000－4000公斤、棉仁饼150
Pan Shiwu, a farmer in Panshi Village, Pingping County, Shandong Province, practices cabbage, watermelon, cotton, cabbage and garlic intercropping on 3 acres of farmland. Cultivation techniques are: First, the selection of superior species. Selection of cabbage Brass No. 11, the new red watermelon, Cotton 12 cotton, Shandong cabbage and Cangshan 4 garlic. Second, increase fertilizer. Basis high-quality soil miscellaneous manure 3000-4000 kg, cotton cake 150