Helicoverpa armigera - Wikipedia
网页Helicoverpa armigera is a species of Lepidoptera in the family Noctuidae. It is known as the cotton bollworm, corn earworm, Old World (African) bollworm, or scarce bordered straw (the lattermost in the UK, where it is a migrant). [2][1] The larvae feed on a wide range of plants, including many important cultivated crops.
Management of cotton bollworms Helicoverpa armigera and …
网页2022年4月2日 · This article reports the effectiveness of three strains of entomopathogenic nematodes (EPN) in controlling Helicoverpa armigera and Earias vittella, two major pests of cotton in India. The EPN treatments reduced larval population, square and boll damage, and increased cotton yield compared with the untreated control and chemical insecticide.
Cotton Bollworm / Cotton / Agriculture: Pest Management …
网页Learn how to identify, monitor, and control cotton bollworm, a major pest of cotton crops in California. Find out the natural enemies, cultural practices, and insecticides recommended by UC IPM experts.
Cotton Bollworm - Kansas State University
网页Learn about the cotton bollworm, a serious pest in the southern cotton growing areas, and how to manage it in Kansas. Find out the life cycle, identification, scouting, and treatment options for this insect.
Suppression of Cotton Bollworm in Multiple Crops in China in ... - Science
网页2008年9月19日 · The cotton bollworm, Helicoverpa armigera, is one of the most serious insect pests of cotton, corn, vegetables, and other crops throughout Asia. There are four generations of H. armigera per year in northern China.
A review on biological interactions and management of the cotton ...
网页2021年3月31日 · Abstract. Helicoverpa armigera Hübner (Lepidoptera: Noctuidae) is one of the most damaging insect pests globally, causing estimated global economic losses of over 3 billion US dollars annually. Crops most affected include cotton, tomato, soybean, grain crops such as corn and sorghum, chickpea and other pulses.
Genome-wide analysis reveals distinct global populations of pink bollworm
网页2023年7月20日 · The pink bollworm (Pectinophora gossypiella) is one of the world’s most destructive pests of cotton. This invasive lepidopteran occurs in nearly all cotton-growing countries. Its presence in...
Adaptive evolution to the natural and anthropogenic environment …
网页The cotton bollworm, Helicoverpa armigera, is set to become the most economically devastating crop pest in the world, threatening food security and biosafety as its range expands across the globe. Key to understanding the eco-evolutionary dynamics of H. armigera, and thus its management, is an understanding of …
Efficiency of cotton bollworm (Helicoverpa armigera Hübner) …
网页2018年6月29日 · This study evaluates the efficiency of 197 Bt cotton varieties in controlling cotton bollworm (Helicoverpa armigera) in three provinces of North China from 2008 to 2015. It also investigates the variations in Bt insecticidal protein concentration and the resistance mechanism of cotton bollworm to Bt toxins.
Suppression of cotton bollworm in multiple crops in China in …
网页2008年9月19日 · Transgenic cotton that has been engineered to produce insecticidal toxins from Bacillus thuringiensis (Bt) and so to resist the pest cotton bollworm (Helicoverpa armigera) has been widely planted in Asia. Analysis of the population dynamics of H. armigera from 1992 to 2007 in China indicated that a …
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