麦蚜是麦田里最为严重的害虫之一，它吸食小麦汁液，减轻穗粒重量，并且传播病毒，降低产量。同时还排出弃物，促成病菌孳生，影响麦粒的外观及质量。一般麦蚜以长管蚜、二又蚜、缢管蚜为主，据陶氏益农公司多年全国各地试验表明，乐斯本具有特殊熏蒸效果，对小麦蚜虫防效... Wheat aphid is one of the most serious pests in the wheat fields. It ingests wheat juice, reduces grain weight, and spreads the virus and reduces the yield. At the same time also discharged waste, contributed to the breeding of bacteria, affecting the appearance and quality of wheat. Generally wheat aphids to long-aphids, two and aphids, Aphis gossypii-based, according to Dow AgroSciences companies throughout the country for many years show that the test has a special forsythia effect, against wheat aphids ...