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适用技术一种由植物提取液制备杀菌剂的方法目前防治农作物病害的杀菌剂大多为化学农药制剂，如百菌清、托布津、多菌灵、福美双、代森锌等。化学农药杀菌效果较好，但成本较高，特别是具有一定的毒性，对空气、土壤、水质有一定影响，使用过这些农药的农林产品具有一定程...
Applicable technology A method for preparing bactericides from plant extracts At present, most of the bactericides that prevent and cure crop diseases are chemical pesticide preparations such as chlorothalonil, topiramate, carbendazim, thiram and dexamethasone. Chemical pesticides bactericidal effect is better, but the higher the cost, especially with certain toxicity, to the air, soil, water quality have a certain influence, the use of these agricultural and forestry products have a certain range of ...