植物内生细菌以其占据有利生态位、不易受环境条件影响、能够很好定殖于植株相应部位和可抵抗病原物入侵等独有的优势,在植物病害生防中显现出良好的应用前景。Chen等[1]和Mari等[2]分离筛选出的内生细菌菌株在病害的防治中取得了良好效果。作者等筛选出对番茄灰霉病菌Botrytis Plant endophytic bacteria occupy favorable niche for it, are not easily affected by environmental conditions, can well colonize the corresponding parts of plants and can resist the invasion of pathogens and other unique advantages in the plant disease prevention and control showed a good application prospects . Endophytic bacteria strains isolated and screened by Chen et al. [1] and Mari et al. [2] have achieved good results in disease prevention and control. The authors screened Botrytis against Botrytis cinerea