常見例句Hang longicorn feelers singing: hum! 天牛邊晃觸角邊唱:哼!A total of 49 species, 38 genera of longicorn are identified, of which 11 species are new records in Gansu provice. 區(qū)系分析表明:東洋界的種類4種,占總種數(shù)的8.2%25;古北界的種類29種,占總種數(shù)的59.2%25;跨古北、東洋兩界的共有16種,占總種數(shù)的32.7%25。The present paper deals with the composition and fauna of longicorn family in Ziwu mountains of eastern Gansu. 報道了隴東子午嶺林區(qū)天牛區(qū)系的研究,共編天牛標本870號,經(jīng)鑒定為49種,隸屬38屬,天??频?個亞科,其中甘肅省新記錄11種。The borer pest (longicorn, termite) and the sucking mouthparts, such as scale insect and longicorn, occupies the dominant species. 危害嚴重的有黑翅土白蟻、黃翅大白蟻、柑桔紅蜘蛛、灰白蠶蛾等4種。The most damaged species were butterfly, noctuid, leafroller, longicorn, termite, red spider mite, scale insect and thrips. 其中發(fā)生普遍的有臺灣乳白蟻、黑翅土白蟻、柑桔紅蜘蛛、麻斑樟鳳蝶、黛袋蛾、黑褐圓盾蚧、褐軟蚧等9種害蟲;In addition, S. guani could form field population in the poplar forest after it was released.Poplar longicorn was also sustained. 此外,腫腿蜂釋放后可在楊樹林間形成野外種群,并對楊樹天牛具有很好的持續(xù)控制作用。 返回 longicorn