长期以来,根蛆一直已成为韭菜生产上的大敌,一旦发生,使用普通农药防效不高,但米乐尔在我县韭菜生产基地上大面积试验结果表明,防治效果可达95%以上。生长期每亩(1亩=667平方米,下同)地土表撒施1～1.5千克,雨后施药效果更佳。如 For a long time, the root maggots have become the enemy of chives production, in the event of the use of ordinary pesticides is not effective, but Miller in my county leek production base large area test results show that the control effect of up to 95% . Growth period per acre (1 mu = 667 square meters, the same below) soil sprinkling 1 to 1.5 kg, after spraying the better. Such as