如何提高生物类农药的防治效果陈永兵（浙江省温州市农科所３２５００６）生物农药是从动植物、微生物体内，土壤有机、无机物中提取出来的细菌、真菌等经加工工艺而合成的一类化学物质。生物农药具有高效、低毒、无残留（在环境中无累积作用）、抗药性产生慢等优点。经过... How to improve the control effect of biological pesticides Chen Yongbing (Zhejiang Province Wenzhou Institute of Agricultural Sciences 325006) Biopesticide is from animals and plants, microorganisms, soil organic and inorganic substances extracted from bacteria, fungi and other processing technology and the synthesis of a Chemical material. Bio-pesticides with high efficiency, low toxicity, no residue (no cumulative effect in the environment), drug resistance and other advantages. after...