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1.豆突眼蝽主要为害大豆,次则为害绿豆。 2.在湖南省花垣地区年发生3代,世代重迭,当温度在18—24℃时,一代历期长42天,24—26℃时,长33天。 3.以成虫潛伏于豆土泥缝、石隙、落叶下越冬。越冬期长达7个月。翌年4月中旬以后,方始活动,迁飞豆苗上为害。 4.成虫无趋光性,羽化时间以上午8时为盛。羽化后1—2日开始交尾。成虫在爬行中若遇阻扰,作迅速的左或右的横行移动。 5.在药剂防治上以6％丙体666可湿性剂100—300倍效果甚好,此外,25％DDT乳剂400—500倍效果亦佳,唯666在后期(豆株开花,幼荚期)防治上,能影响豆实风味。 6.冬季翻耕亦有杀虫效果。
1. Bean stink bug main damage to soybeans, followed by harmful mung bean. In Huayuan area of Hunan Province, 3 generations occur in each generation and overlap with each other. When the temperature is between 18 and 24 ℃, the one generation period lasts 42 days, and at 24-26 ℃, it takes 33 days. 3. To lurk in the earthworm mud adult adults, stone crevices, wintering under the leaves. Overwintering period up to 7 months. After the middle of April the following year, before the beginning of activities, pests on the pests fly. 4. Adults without phototropism, emergence time to 8:00 Sheng. Feather 1-2 days after the start of mating. Adult crawling in case of obstacles, for rapid left or right rampant movement. 5. In the chemical control to 6% C 666 wettabler 100-300 times the effect is very good, in addition, 25% DDT emulsion 400-500 times the effect is also good, the only 666 in the late (bean plant flowering, young pod) Prevention and control can affect the real flavor of beans. 6. Winter plowing also insecticidal effect.