近年来,日本菟丝子寄生危害分布越来越普遍,给热带、亚热带果树,经济林木和观赏树种等带来严重危害,造成巨大经济损失。 广西植物研究所筛选出致病力强的桂植一号和二号菌株,经过防治龙眼、荔枝、沙田柚以及桂花,泡桐和冬青等植物上寄生的日本菟丝子的试验示范,效果显著,喷施一次,防治效率可达90％以上,同 In recent years, the distribution of parasitic hazards of Japanese cuscutas has become more and more common, causing serious damage to tropical and subtropical fruit trees, economic trees and ornamentals, resulting in huge economic losses. Guangxi Institute of Botany selected strong pathogenic Guizhi I and II strain, after the prevention and treatment of longan, litchi, pomelo and sage, osmanthus, Paulownia and Hollyhock and other plants on the Japanese cedar test demonstration, the effect is significant, spraying Once, prevention and control efficiency of up to 90%, with