稻秆潜蝇 chlorops oryzae(Matsumura)属双翅目黄潜蝇料。我省主要分布在龙泉、遂昌、庆元、晋云、仙居、临安、新昌等山区,已成为水稻上的一大害虫之一。我县从七七年开始为害加重,发生面积已达三万亩左右。早稻受害一般每亩损失100—200斤,重的损失300—400斤,中、晚稻受害每亩损失100—150斤,重的损失200—300斤,我县因受稻秆潜蝇的为害每年损失稻谷30—400万斤。现将几年来研究结果,总结如下: Rice stem miner chlorops oryzae (Matsumura) is a Diptera, the sub-fly material. My province is mainly distributed in Longquan, Suichang, Qingyuan, Jinyun, Xianju, Lin’an, Xinchang and other mountainous areas, has become one of the major pests on rice. County from the seventy-seven began to increase harm, the area has reached about thirty thousand acres. Early rice damage generally lost 100-200 kg per mu, heavy loss of 300-400 pounds, middle and late rice damage per mu loss of 100-150 pounds, heavy losses of 200-300 pounds, my county due to the damage caused by the rice stem miner fly 30-400 million pounds of rice loss. Now the results of several years, summarized as follows: