一、大豆蚜大豆蚜又称蜜虫、腻虫等。以成虫和若虫在大豆植株生长点、顶叶和嫩叶背面刺吸汁液,造成叶片卷缩,叶面形成枯黄斑点,为害重时,植株生长不良,分枝数和结荚数减少,造成减产。田间百株蚜量达1000头时,应立即防治。防治药剂可选用10%吡虫啉可湿性粉剂2000～3000倍液,或40%乐果乳油1000～2000倍液。二、大豆食心虫又称小红虫,是我国大豆主 First, soybean aphid soybean aphids, also known as honey worms, greyworms and so on. In adults and nymphs at the soybean plant growth point, the top leaves and young leaves on the back of sucking juice, causing the leaves curling, the formation of yellowish spots on the leaves, when the weight is heavy, poor plant growth, the number of branches and pods reduced, resulting in reduced production . When the amount of aphids in the field reaches 1000, it should be immediately controlled. Control agents can be used 10% imidacloprid WP 2000 ~ 3000 times, or 40% dimethoate 1000 ~ 2000 times the solution. Second, soy bean worms, also known as red worms, is China’s main soybean