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馆陶县地处黄淮海平原区,属黑龙港流域。平均海拔41米,年平均气温13.4℃,年平均降雨量510.8毫米。冬小麦是本地主要粮食作物,常年种植面积32万亩以上,占作物播种面积的58%以上。冬小麦田杂草是影响小麦生产中重要的有害生物,防治麦田杂草是小麦生产中一项重要的工作,且对小麦产量影响甚大。一、发生现状据调查,2011年—2012年麦田杂草发生的主要种类有16种,分属9科。分别是:十字花科有播娘蒿、荠菜、离蕊芥;藜科有藜、地肤;石竹科有麦瓶草、王不留行、牛繁缕;旋花科有田旋花;茜草科有猪殃殃;廖科有萹蓄;紫草科有麦家公;玄参科有婆婆纳;禾本科有节节麦、野燕麦、芦苇;等等。新的种类不断出现,种类不断增多。特别是恶性杂草品种节节麦、猪殃殃等发生面积不
Guantao County is located in the Huang-Huai-Hai Plain area, which belongs to the Heilongjiang River Basin. The average elevation of 41 meters, the annual average temperature of 13.4 ℃, the average annual rainfall of 510.8 mm. Winter wheat is a major local food crop with annual planting area above 320,000 mu, accounting for more than 58% of the sown area of crops. Winter wheat weeds are important pests affecting wheat production. Controlling weeds in wheat fields is an important work in wheat production and has a great impact on wheat yield. First, the occurrence of According to the survey, 2011-2012 years, the main species of wheat weeds occur in 16 species, belonging to 9 families. Are: crucifera sowing Artemisia annua, shepherd’s purse, Rui mustard; Chenopodiaceae have Quinoa, Kochia scoparium Branch has a bottle of grass, Wang not stay line, Niu Fan; Convolvulaceae Convolvulus; Rubiaceae There are Galium aparine; Liao Ke has savings; Lithospermum has wheat family; Scrophulariaceae has a prairie sodium; Gramineae Festival wheat, wild oats, reeds; and so on. New types continue to emerge, increasing in number. In particular, weeds vicious varieties of wheat, pig apologize and other areas not occur