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1996~1997年用蝗虫微孢子虫毒饵在巴音郭愣州和塔城地区防治蝗虫,面积分别为3.33×104和4.67X104hm2,20天校正虫口减退率达60%,有效地控制了蝗害。
From 1996 to 1997 locusts were used to control locusts in Bayin Guozouzhou and Tacheng areas with an area of 3.33 × 104 and 4.67 × 104hm2 respectively. The 20-day-corrected pest mouth drop rate was 60%, effectively controlling the Locusts.