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根据黑龙江省水稻主产县调查情况,结合水稻秧苗长势及天气条件等因素综合分析,黑龙江省植检植保站预计2013年全省水稻潜叶蝇将中等偏重发生,山区、半山区、水层较深稻田将重发生,幼虫为害盛期为六月上中旬。防治建议:1.强化田间管理。稻田浅水灌溉,避免深水飘苗、淹苗,减少潜叶蝇落卵量。发生严重地块可排水晒田。
According to the survey of the main rice-producing counties in Heilongjiang Province, combined with the growth of rice seedlings and weather conditions and other factors, the phytosanitary plant in Heilongjiang Province is expected to have moderately heavier rice leaf miner in 2013, while the mountainous, semi-mountainous areas and water layers Deep paddy fields will re-occur, the larvae damage peak for mid-June. Prevention and control recommendations: 1. Strengthen field management. Paddy shallow irrigation, to avoid floating seedlings in the water, flooding seedlings, reduce the amount of eggs off the leaf miner. A serious block can be drained Sha Tin.