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0引言石硫合剂是一种能杀菌又兼有杀虫作用的优良药剂,可用于防治白粉病、锈病、黑腥病、褐斑病、红蜘蛛、介壳虫等多种病虫害,但若使用不当,不仅防效差,还会产生药害。石硫合剂果树使用注意事项如下:1不要配制后久置石硫合剂最好是随配随用,一次用完,配制后久置会使药效降低。
0 Introduction Stone sulfur mixture is a good bactericide and pesticide insecticide can be used for the control of powdery mildew, rust, black-fish disease, brown spot, spider mite, scale insects and other pests and diseases, but if used improperly , Not only poor control, but also produce injury. Note the use of stone sulfur mixture of fruit trees are as follows: 1 Do not prepare a long-lasting stone sulfur mixture is best with the distribution of use, used up once, after the preparation for a long time set will reduce the efficacy.