花棒瘿蝇、瘿蚊(学名待定)属枝梢害虫,目前仅发现危害花棒。这两种害虫在国内外尚未见过报导。 中卫县林场栽植花棒近千亩,是自治区唯一的花棒片林采种基地。1983年秋,花棒林遭到上述两种虫害的严重危害,受害株率达100％,虫瘿布满枝梢,致使当年种粒无收;有的植株处于枯萎状态,濒临死亡。为此,我们在1983年对虫情进行调查的基础上,于1984年春 Spearhead flies, mosquitoes (scientific name to be determined) is a branch-shoot pests, only found harmful to flower sticks. Both pests have not been reported at home and abroad. Zhongwei County Forest Farm planted nearly thousand acres of spent wand, is the only autonomous region spent Hualien film mining base. In the autumn of 1983, the flowers of Hualien were severely endangered by the two pests mentioned above. The rate of damaged plants was 100%. The insects covered with shoots, resulting in the loss of seeds of that year. Some plants were withered and dying. For this reason, we started the spring of 1984 on the basis of a survey of insects in 1983