摘要
进行1%申嗪霉素SC防治水稻纹枯病的田间药效试验,结果表明:第2次施药后15 d每667 m2使用1%申嗪霉素SC 30 g、50 g、70 g处理对水稻纹枯病的防效分别为75.12%、79.69%和86.25%,且较安全,药后对作物生长无不良影响,对其他生物、病虫害及非靶标生物均无影响。生产上建议每667 m2使用1%申嗪霉素SC 30～50 g防治水稻纹枯病,于水稻分蘖盛期施药。
A field trial of drug efficacy of 1% phenazino - 1 - carboxylic acid SC to control rice sheath blight was carried out. Results showed that the control efficiency of 1% phenazino - 1 - carboxylic acid SC with the dosages of 30 g, 50 g and 70 g per 667 m^2 was 75.12%, 79.69% and 86.25%, respectively, in the fifteenth day after the second medication. The drug had no bad effect on the growth of crops, and also had no harmful effect on other organisms, insects and non - target organisms. In the production practice, it is suggested that by using 30 - 50 g per 667 m^2 of 1% phenazino - 1 - carboxylic acid SC to control rice sheath blight, and applied it at the peak of rice tillering stage.
出处
《福建农业科技》
2013年第1期71-72,共2页
Fujian Agricultural Science and Technology
关键词
申嗪霉素SC
水稻
纹枯病
防治效果
1% Phenazino - 1 - carboxylic acid SC
rice
sheath blight
drug efficacy
