In greenhouse experiments, the control efficacy of Curvularia leaf spot of maize reached 85.5% and 63.3% with antibiotics extract in 50 fold dilution and 250 fold dilution.
英
美
- 温室试验表明,该抗生素粗提液稀释50倍液对玉米弯孢叶斑病的防治效果可达85.;5%25,稀释250倍液防治效果达63