防治腐烂病土农药─—灰铜合剂河南省濮阳市林业科学研究所与濮阳市科技咨询中心实用技术推广站的有关专家，经３年多努力，选用了数十种治疗腐烂病的药物（生石灰、废机油等），配制出治疗果树腐烂病的特效药物一灰铜合剂；经大面积对比观察，该药具有杀菌力强、渗透性能... Prevention and treatment of rot soil pesticides ─ ─ ash-copper mixture Puyang City, Henan Province Institute of Forestry and Puyang City Science and Technology Advisory Center practical technology promotion station experts, after 3 years of hard work, the selection of dozens of drugs for the treatment of rot , Waste oil, etc.), the preparation of a treatment of fruit rot disease-specific drugs a gray copper mixture; the large area of ​​comparative observation, the drug has strong bactericidal, permeability ...