辽宁省微生物研究所研制生产的梧宁霉素是一种新的生物农药,对腐烂病病菌有很强的杀伤力,能直接杀死病菌的菌丝体和孢子,保证健康组织不被感染。该药无毒,对苹果树无药害,还能刺激树皮和新枝的生长,促进愈伤组织快速愈合。果实内无残留,不污染环境,是生产绿色果品的理 Liaoning Institute of Microbiology developed and produced by the Wu Ningmycin is a new biological pesticides, rot bacteria have a strong lethal, can directly kill mycelium and spores of bacteria to ensure that healthy tissues are not infected. The drug is non-toxic, no harm to the apple tree, but also stimulate the growth of bark and new branches, and promote rapid healing callus. No residue in the fruit, do not pollute the environment, is the rationale for the production of green fruit