The application technology of predatory mite products and cotton

The technology of the use of the mite products and the "mite mite" on the cotton

Search for the center plant of mite mite: in the seedling stage of cotton, the central strain of the mite was searched for the cotton leaf mite and the marker was made, and the early stage of the release of the mite was prepared..

Methods: the release of predatory mites per plant cotton leaf mite occurrence center hanging a bag of predatory mites (Hu Guadun cucumeris). Release with small needle to secure a bag in the middle of the cotton, avoid direct sunlight, and then use the scissors in the bag in the upper part of the oblique cut a small hole 2 cm. No tear by hand bag, in order to avoid squeezing the bag, crushed a.cucumeris. In center line around the radiation applicator predatory mites (Amblyseius cucumeris), the average per mu with broadcast five bottles of 25000 per bottle.

Predatory mites released time: every year the mid to late May, early June (irrigation head over water before) is field releases the key period for successful predatory mites. Xinjiang irrigation field can meet the requirement of a.cucumeris activities in cotton field humidity.

Supporting measures: releasing Amblyseius cucumeris cotton field such as the discovery of cotton spider mites or other pests occurrence using low toxicity pesticides for local pricking therapy. With the use of bio pesticides, frequency trembler grid lamps and panels, sex attractant effect is better. Encountered during use occurred in other diseases, insects and mites harm can use matrine, azadirachtin, thiamethoxam, spirodiclofen, Nong Wei, Tiansi state, Qi Chan and other biological pesticide