近年来,利用植物病原微生物防治杂草的技术,引起了人们越来越大的兴趣。与化学除草相比,以菌治草在土壤和作物中不产生有害残留,对周围作物没有药害,对环境和人类健康没有不良影响,而且费用低廉。对许多化学除草剂难以奏效的恶性杂草,往往有显著的防治效果。与以虫治草不同,菌制剂可以象一般农药一样在农田环境中使用,并可同其他病虫防 In recent years, the use of plant pathogenic microorganisms to control weeds has aroused growing interest. Compared with chemical weeding, the use of fungi in the soil produces no harmful residues in the soil and crops, no phytotoxicity to the surrounding crops, no adverse environmental and human health effects, and low costs. Many chemical weed killers difficult to work with the weeds, often have significant control effect. Different from insect control, the bacterium can be used in farmland environment like general pesticide and can be used in combination with other pest control