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| Initiate Studies about the Control Effect of 3 % Zhongshengmycin WP on Tomato Bacterial Wilt |
| LONG You-hua,LUO De-yong |
| Agriculture College of Guizhou University,Guiyang 550025,Guizhou,China |
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Abstract The application of 3 % Zhongshengmycin WP to prevent tomato bacterial wilt was performed for bacteria-restrained in lab and field test of the control effect.The results indicated,the medicament have obvious effect on tomato bacterial wilt for EC50 of 0.22 mg·L-1.30 days after the third time pesticide application,3 % Zhongshengmycin WP of 600 times solution had achieved extremely significantly effect compared with the check chemicals with control effect came to 83.27 %.The investigation results for yield showed,the yield of 3 % Zhongshengmycin WP of 600 times solution increased 22.575 t·hm-2 compared with the CK,and the rate of yield-guaranteed reached 89.85 %.
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Received: 25 August 2008
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