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一、诱杀成虫 1.蒜薹诱蛾法把蒜薹先用开水烫一下,然后装在一个密封的塑料袋内,放在阳光下晒3～4小时,此时蒜薹会散发一股刺鼻的臭蒜味。把这些蒜薹每50克分成一把,呈分散状绑在1米高的木棍上,于当日傍晚插在棉田里,每亩地约插20把。翌日清晨,用塑料袋把蒜薹套住猛摇几下,伏在蒜薹上的虫蛾便会落在袋内。 2.芹菜诱杀法在棉田内套种几行芹菜,或紧邻棉田种植一片芹菜,棉铃虫的成虫对芹菜花散发出的气味有很强的趋性,采用此法可捕捉
First, the trapping adults 1. Garlic sprouting moth law Garlic sprouts with boiling water first, and then installed in a sealed plastic bag, placed in the sun for 3 to 4 hours, when garlic sprouts will emit a pungent smell of garlic taste. The garlic sprouts each 50 grams divided into a scattered shape tied to a 1-meter-high wooden stick in the evening inserted in the cotton fields, about 20 acres per acre. The next morning, with a plastic bag to cover a few splinters of garlic sprouts, on the garlic sprouts on moths will fall in the bag. Celery trapping method In the cotton field intercropping a few lines of celery, or planting a celery next to the cotton fields, the adults of cotton bollworm celery flower emitted odor has a strong tendency to use this method to capture