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在有机蔬菜生产上,可以允许使用一些植物性产品和物质进行防治。不同的蔬菜运用不同的药剂进行防治。常使用的矿物来源植保产品有铜盐(硫酸铜、氢氧化铜、氯氧化铜、辛酸铜等)、石硫合剂、波尔多液、硫黄、石灰、高锰酸钾等。1.硫黄a.防治番茄叶霉病,黄瓜、西葫芦、丝瓜等的黑星病。在定植前7~10天,密闭棚膜,按每55立方米空间,用
In the production of organic vegetables, we can allow the use of some plant products and substances for prevention and treatment. Different vegetables using different agents for prevention and treatment. Commonly used mineral source plant protection products are copper salts (copper sulfate, copper hydroxide, copper oxychloride, copper octoate, etc.), lime sulfur mixture, Bordeaux mixture, sulfur, lime, potassium permanganate and so on. 1. Sulfur a. Control of tomato leaf mold, cucumber, zucchini, sponge gourd scab. 7 to 10 days before planting, sealed greenhouse film, according to every 55 cubic meters of space, with