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Comparison Experiments of Periods for Chemical Control of Watermelon Viral Diseases
Author(s): 
Pages: 18-19
Year: Issue:  3
Journal: CHINA WATERMELON AND MUSKMELON

Keyword:  西瓜病毒病最佳防治时期;
Abstract: 对西瓜病毒病的最佳防治初始期、不同喷药时期对西瓜病毒病的防治效果进行了试验,结果表明:从2叶1心开始防治最佳,并要在定植前2天、缓苗后、团棵期、第1雌花开放期、第2雌花坐果期及果实旺盛膨大期及时用药防治.
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