论文部分内容阅读
地蚕即地老虎,又叫土蚕,是玉米、高梁、红麻、黄豆、烟叶、棉花等作物苗期的主要害虫。4月中旬到5月中旬第一代幼虫为害最严重,常造成缺苗断窝现象。防治方法:一是3月下旬到4月中旬用糖醋诱蛾,因为地蚕的成虫(飞蛾)喜好有糖、醋、酒成份的混合物。用醋和红糖各3份,加白酒1份,水10份,再加相当诱剂总量1％的敌百虫配合后,用瓦钵盛放在地里,放的位置要略高于作物,每2—3亩放一钵,每天及时捞掉死蛾。二是锄草喷药。在地蚕幼虫盛发时除净田间杂草,并将杂草沤肥,以消灭心叶中的幼虫,也可以对
To silkworm that tiger, also known as silkworm, corn, sorghum, kenaf, soybeans, tobacco, cotton and other crops at the main pests. The first generation of larvae were the most seriously damaged from mid-April to mid-May, often resulting in the phenomenon of lack of seedlings. Control methods: First, late March to mid April with the temptation to use sweet and sour moth, because silkworm adults (moths) like sugar, vinegar, wine mixture of ingredients. 3 parts vinegar and brown sugar, add 1 part of white wine, 10 parts of water, plus a considerable amount of lure 1% of the total trichlorfon, with a bowl full bloom in the ground, put the position slightly higher than the crop, Put a bowl of 2-3 acres every day, get rid of the dead moth in time. The second is hoe spraying. In the silkworm larvae Sheng hair removal in addition to field weeds, and fertilizer weeds, in order to eliminate the larvae in the heart, you can