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保护地施用粉尘效果好１１７０１４辽宁省本溪市南芬区南芬乡农业技术推广站徐文隆保护地粉尘法施药是近几年新兴的一项保护地防治病虫新技术，它是选用特制的粉剂采用喷粉器械进行施药，使所施的药剂在棚室内上下飘浮均匀地分散、沉积、渗透于植株的各个部位，从而达到防...
Protection of dust application is good 117014 Nanfen District, Benn City, Liaoning Province, Nanfen Township Agricultural Technology Extension Station Xuwen Long Dust Law applied to protect the ground in recent years a new protection of pests and diseases of new technologies, which is the selection of special The powder is applied by the powder spraying equipment, so that the applied medicament floats evenly up and down in the chamber, ...