甜菜增产的关键措施之一是保全苗,而苗期害虫直接影响着甜菜的全苗。历年来,在我区甜菜产区,象(虫甲)、小地老虎是苗期的两种主要害虫,每年因其为害缺苗均在10%以上,严重时高达20～30%,甚至重种或改种,对甜菜高产、稳产影响很大。为了确保甜菜亩满苗全,丰产丰收,做好甜菜害 One of the key measures to increase beet production is to preserve seedlings, while seedling pests directly affect the whole plantation of sugar beet. Over the years, in our beet producing areas, like (insects), small tiger is the two main pests in seedling stage, each year due to their lack of seedlings are more than 10%, severe, up to 20 to 30%, or even heavy Seed or replant, beet high yield, stable yield a great influence. In order to ensure that the whole lotus seedlings Miaofei bumper harvest, beet harm