多效灵防治病害时间及浓度莲丰牌１４５％多效灵水溶性粉剂是新研制的广谱性农用杀菌助长剂，具有杀菌、提高果树抗逆能力、促进生长发育的能力。可为多种杀虫剂混合使用，忌与硫、砷制剂混合使用。不同病害应用不同浓度：（１）果树烂根病，全年均可喷药，萌芽前尤佳，... Multi-effect prevention and treatment of disease time and concentration Lianfeng brand 14  5% multi-effect water-soluble powder is a newly developed broad-spectrum agricultural bactericidal growth aids, with sterilization, improve the resilience of fruit trees, and promote growth and development capabilities. Can be mixed for a variety of pesticides, avoid mixing with sulfur, arsenic preparations. Different diseases apply different concentrations: (1) rotten tree disease, can be sprayed throughout the year, pre-emergence is particularly good, ...