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一、是这样发现的:洋桃树蔓,有叫洋草蔓,酸柳叶、洋奶子棵、五加皮等名子,生长于山脚坑边的野草。在这次消灭蚜虫运动中(临城县),起了不小的作用。当除虫药剂缺乏的今天,若能研究出合理使用方法,对除蚜药剂供应上是不无小补的。临城群众早在三十年前就有用洋桃树蔓根皮捣碎成粉,在清早撒在菜叶上杀死猿叶虫的习惯,今年棉蚜为害地区广大(几占全县棉田90%),药剂供应困
First, this is found: ocean peach tree, called Yang grass, sour willow, foreign milk tree, five plus skin and other names, growing in the foot of the mountain side of the weeds. In the elimination of aphids (Lincheng County), played a significant role. When the lack of pesticides today, if we can develop a reasonable method of use, in addition to the aphid agent supply is no small supplement. Lincheng masses as early as 30 years ago, there is the use of peeled cider root crushed into powder, scattered in the early morning leaves on the leaves of the habit of killing beetle insects, cotton aphid damaged area this year, the majority (accounting for the county cotton 90 %), Drug supply trapped