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果园间作大葱可控制苹果绵蚜的发生１９８６－１９８９年对烟台市７３７个苹果绵蚜发生园进行普查，其中莱州市蔬菜研究所７年生苹果园３５亩，２０亩间作白菜，１５亩间作大葱，间作白菜的苹果地，苹果树绵蚜发生株率达５２％，而间作大葱地无绵蚜发生。本文摘自《果树栽...
Orchard intercropped with green onions can control apple aphid occurrence 1986-1989 year Yantai 737 apple aphid occurred Park census, of which Laizhou Vegetable Research Institute 7-year-old apple orchards 35 acres, 20 acres of cabbage, 15 acres of intercropped with green onions, Intercropping cabbage apples, apple aphid strain occurred rate of 52%, intercropping green onion without aphid occurred. This article is taken from "fruit trees planted ...