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1997年 ,作者对高效松香碱粉剂冬季清园的效果进行了试验。现将试验结果报道如下。1 材料和方法1 1 供试药剂及处理 高效松香碱粉剂 (黄岩江口镇项岙村陈喜德提供 ) 60倍、80倍和 1 0 0倍 ;灭蚧粉剂 (龙泉市林特化工总厂生产 ) 80倍 ;99 1 %机油乳剂(澳大利亚加德士青衣润?
In 1997, the author tested the effect of highly effective rosin powder in winter clearing. The test results are reported below. 1 Materials and methods 1 1 Test agents and treatment of high-efficiency rosin powder (Huangyan Jiangkou Xiangcun Chen Xide provide) 60 times, 80 times and 100 times; eliminate scale powder (Longquan Lint Chemical Plant) 80 Times; 99 1% oil emulsion (Australian Caltex Tsing Yi Run?