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近两年来,省农科院园艺所、本溪市立新区蔬菜所、锦州市郊区蔬菜所等单位开展了蔬菜地膜覆盖药剂除草试验。情况概述如下:一、不同蔬菜种类对药剂的敏感性省农科院园艺所选用40%除草醚、48%氟乐灵和拉索三种药剂,每种药剂分别设三个剂量,即除草醚亩用量1斤、2斤、3斤,拉素、氟乐灵亩用量0.2斤、0.4斤和0.6斤,以覆膜不喷药和裸地为对照,小区面积5米~2,三次重复,对比排列。将10科25种蔬菜定量或定粒直播后(5月9日)喷药铺膜,观察其抗药性和除草剂的除草效果。试验结果表明,各种
Past two years, the Provincial Academy of Agricultural Horticulture, Benxi City District New Vegetables, vegetables and other suburbs of Jinzhou City, vegetables and other units carried out a plastic film mulching herbicides test. The situation is summarized as follows: First, the sensitivity of different types of vegetables on the pesticide Horticultural Institute of Agricultural Sciences selected 40% of weeding ether, 48% trifluralin and cable three agents, each dose were set three doses, namely, weeding ether Mu amount of 1 kg, 2 pounds, 3 pounds, pull Su, trifluralin mu amount of 0.2 kg, 0.4 kg and 0.6 kg, the coating is not spraying and bare land as a control, the plot area of 5 m ~ 2, Contrast The 10 families of 25 kinds of vegetables quantitative or fixed-particle broadcast (May 9) spray film, observe its resistance and herbicidal herbicidal effect. Test results show that all kinds