Genetically engineered corn and cotton that produce insecticidal toxins derived from the
bacterium Bacillus thuringiensis (Bt) have been used to manage insect pests in the United …

Both maize and cotton genetically engineered to express Bt toxins are widely planted and
important pest management tools in the United States. Recently, Helicoverpa zea …

The corn earworm, Helicoverpa zea (Boddie), is a common lepidopteran pest of corn (Zea
mays L.) in the United States. This article provides an overview of the life history, ecology …

The corn earworm, Helicoverpa zea (Boddie), is managed in corn and cotton in the United
States primarily using transgenic cultivars that produce insecticidal proteins from the …

Transgenic corn (Zea mays L.) expressing insecticidal toxins from Bacillus thuringiensis (Bt)
helps to control or suppress injury from a range of target insect pests. This study summarizes …

Abstract Helicoverpa zea (Boddie)(Lepidoptera: Noctuidae) has evolved resistance to
insecticidal toxins from Bacillus thuringiensis (Bt) Berliner (Bacillales: Bacillaceae) …

Abstract Background Characterizing Helicoverpa zea (Boddie) damage to maize (Zea mays
L.) in relation to the spatiotemporal composition of Bt crops is essential to understand how …

Abstract Canadian and United States (US) insect resistance management (IRM) programs
for lepidopteran pests in Bacillus thuriengiensis (Bt)-expressing crops are optimally …

Production of field corn in the southeastern United States is often impacted by a number of
insect pests. However, surveys to assess stakeholder perception of the relative importance …

Abstract Corn earworm, Helicoverpa zea (Boddie)(Lepidoptera: Noctuidae), has emerged as
an injurious insect pest to hemp, Cannabis sativa L., a crop newly reintroduced to the United …