华农兴光合菌剂是北京华农兴科技发展有限公司研制开发的一种纯微生物肥料 ,它以大量活体光合菌为主体成分 ,代谢产物中含有多种活性辅类物质、植物促长因子和抗病因子 ,具有固氮、促长、抗病等功能。为验证其在蔬菜上增产抗病的作用 ,我们于 2 0 0 0～ 2 0 0 1年在韭菜上追施 Huanongxing Photosynthetic Bacteria is a pure microbial fertilizer researched and developed by Beijing Huanongxing Science and Technology Development Co., Ltd. It takes a large amount of living photosynthetic bacteria as the main component, and its metabolites contain many active cofactors, plant growth factors and disease resistance Factors, with nitrogen fixation, promote growth, disease resistance and other functions. In order to verify its role in increasing yield and resistance in vegetables, we chased chives in 2000-2001