【摘要】 经工业化生产制得的微生物农药菜丰宁B1浓缩菌粉是防治大白菜软腐病的活菌制剂。根据 1994～ 1995年的田间试验 ,菜丰宁B1菌剂的防病效果可达 5 1.8%～ 80 % ,且具有显著的促生作用 ,增产比对照提高 14.6 %。更多还原

【Abstract】 Industrial product Bacillus subtilis B1 powder is a kind of fungicides on control of soft-rot of Chinese cabbage.Based on field tests from 1994～1995 control effects ranged 51.8%～80%.Field experiments showed the seedling growth by seed bacteriozation was significantly promoted as compared with the control.更多还原