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新型植物双效助壮素(原名病毒K)为河北省“八五”、“九五”科技攻关系列新产品,由病毒、菌类灭活杀伤物质、植物生长调节剂、多种微量元素和其他化学物质科学配制而成,经全国各地在瓜果蔬菜等作物上试验示范,结果表明,对防治由病毒引起的花叶、蕨叶和由真菌引起的灰霉病、霜霉病、枯萎病等有特效。瓜果蔬菜预防性应用,可将感病株率控制在1%以下。已感病株喷用4～5天后可
The new plant dual-effect avermectin (formerly known as the virus K) Hebei Province, “85”, “95” scientific and technological breakthroughs in new products, by the virus, fungal inactivation of anti-infectives, plant growth regulators, and more Kinds of trace elements and other chemical substances prepared from science, the fruits and vegetables across the country and other crops on demonstration, the results show that the prevention and control of the virus caused by mosaic, fern leaves and fungi caused by gray mold, downy mildew Diseases, blight and other effects. Preventive application of fruits and vegetables, the susceptible strain rate can be controlled below 1%. Has been infected with spray 4 to 5 days after