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3年来,笔者用袋5亿多只,在山东、山西、河南、河北、辽宁、江苏、甘肃、北京等10多个省市500多个单位和果园进行了大面积“苹果套塑膜袋”示范,并总结出全套袋栽培系统经验。2000年春,不套袋的红富士苹果
In the past three years, with more than 500 million bags, the author conducted a large-scale “apple sleeve plastic film bag” in more than 500 units and orchards in more than 10 provinces and cities such as Shandong, Shanxi, Henan, Hebei, Liaoning, Jiangsu, Gansu and Beijing, Demonstration, and summed up the experience of a full bag cultivation system. The spring of 2000, not bagging the red Fuji apple