گزارش نهایی شناسایی و بررسی بیولوژی وتغییرات جمعیت گونه های فعال حشرات شکارگر بالتوری ‭(Neuropetra , Chrysopidae) ‬در مزارع گندم و جو

Some lacewing samples were collected from different wheat and cotton fields of khorasan in 1997-1998. 60-80% of speciments were Chrysoperla that C.carnea was dominont Periodical sampling showed that there is a possetive correlation betwean population increasing of lacewing and population increasing of sucking insects pest such as aphids and whiteflies. In wheat fields the time the wheat aphids starts infesting to plants, the lacewings appear and their population reach to highest point (Peak) at ear stage by a short period before harvest time in mid-June. In cotton fields they apear in early to mid july. The population of the lacewings reach their peak since late September to mid November.

کلیدواژه ها:

بیماری ها ، گندم ، حشره های شکارگر ، بالتوری سبز ، آفت ها ، آفت ، آفت