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Field efficacy test of Fipronil·Triazophos 21% EC for controlling rice leaf folder
Author(s): 
Pages: 21-22
Year: Issue:  4
Journal: Guangxi Plant Protection

Keyword:  氟虫腈三唑磷稻纵卷叶螟药效试验;
Abstract: 试验结果表明,用21%氟腈·唑磷EC有效成份189g/ha、252g/ha药后6d对稻纵卷叶螟的防效分别为81.95%和85.06%.在卵孵高峰期至1~2龄使用效果最好.对照药剂5%锐劲特SC有效成份30g/ha防效为81.47%;20%三唑磷有效成份360g/ha的防效为74.14%.该药剂对水稻安全,药后试验观察,未见有药害现象发生,水稻生长正常.
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