双效灵是混合氨基酸铜络合物,具有高效、低毒、低残留的特点。它是一种内吸广谱性农药,对多种农作物的病害有防治作用,又有刺激作物生长,增加产量的效果。生产上使用的是10％的双效灵水剂。冬瓜苗期用双效灵防治立枯猝倒病,药效高于托布津+多菌灵。重庆西山坪园艺场,1984年种植地膜西瓜20亩,5月上旬开始出现枯萎病,半个月内轻者达8％,重者达50％以上。该场对萎焉10叶的轻病株只灌一次双效灵;对2—3蔓中萎焉1—2蔓的重病株灌1—2次药均能恢复正常生长,治愈率达91.8％:甚至全株叶片萎焉的 Double effect is mixed amino acid copper complex, with high efficiency, low toxicity, low residue characteristics. It is a broad-spectrum absorption of pesticides, a variety of crop disease prevention and control, but also stimulate crop growth, increase the yield effect. Production is used in 10% of the double effect of water agent. Melon seedling stage with double effect prevention and cure Climbing down disease, the efficacy is higher than Topaz + carbendazim. Chongqing Xishanping horticultural field, planted in 1984, 20 acres of plastic mulch watermelon, blight began to appear in early May, within half a month up to 8% of light, severe cases of more than 50%. The field of wilt Yan 10 leaves of light sick strain irrigation only once a double effect; on the 2-3 vine in wilting 1-2 vine heavy strain of irrigation 1-2 times the medicine can resume normal growth, the cure rate was 91.8% : Even whole plant leaves wilted