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我们与哈尔滨化工所、农药厂合作研试出防治霜霉病的特效药剂乙磷铝,并迅速推广到本省各地及其他6个兄弟省市,在大面积防治黄瓜霜霉病和白菜霜霉病中收到了极为显著的效果。铝盐对人和
We have cooperated with Harbin Chemical Industry and Pesticide Factory to research and develop effective anti-downy mildew Phosphorus and Aluminum, and quickly spread it to other provinces and cities in our province and 6 other provinces and cities in a large area to control cucumber downy mildew and cabbage downy mildew Received a very significant effect. Aluminum salt to humans and