Results 11 to 20 of about 899 (164)

Insect Management for Sweet Corn

open access: yesEDIS, 2005
Foliar, ear and root feeding insects can routinely cause economic losses to sweet corn if left untreated. The most important pests of sweet corn in Florida are the fall armyworm, corn earworm, lesser cornstalk borer, cutworms, corn silk fly, cucumber ...
Gregg S. Nuessly, Susan E. Webb
doaj   +5 more sources

Timely Application of Four Insecticides to Control Corn Earworm and Fall Armyworm Larvae in Sweet Corn

open access: yesInsects, 2022
Insecticide sprays are a common practice to control corn earworm, Helicoverpa zea (Boddie), and fall armyworm, Spodoptera frugiperda (J. E. Smith) (Lepidoptera: Noctuidae), in corn (Zea mays L.) at reproductive stages. Our objectives were to determine (1)
Diego M. Viteri   +1 more
doaj   +1 more source

Trapping tomato fruitworm in the Central Valley

open access: yesCalifornia Agriculture, 1990
Pheromone traps in the San Joaquin and Sacramento valleys indicate that seasonal patterns of the tomato fruitworm are similar across large areas. Catches were greatest late in the season.
Michael P. Hoffmann   +6 more
doaj   +3 more sources

Spatial Patterns of Aflatoxin Levels in Relation to Ear-Feeding Insect Damage in Pre-Harvest Corn

open access: yesToxins, 2011
Key impediments to increased corn yield and quality in the southeastern US coastal plain region are damage by ear-feeding insects and aflatoxin contamination caused by infection of Aspergillus flavus. Key ear-feeding insects are corn earworm, Helicoverpa
Alisa Huffaker   +9 more
doaj   +1 more source

Climate change, transgenic corn adoption and field-evolved resistance in corn earworm [PDF]

open access: yesRoyal Society Open Science, 2017
Increased temperature anomaly during the twenty-first century coincides with the proliferation of transgenic crops containing the bacterium Bacillus thuringiensis (Berliner) (Bt) to express insecticidal Cry proteins.
P. Dilip Venugopal, Galen P. Dively
doaj   +1 more source

Insect Management for Legumes (Beans, Peas)

open access: yesEDIS, 2005
Many different insects attack leguminous vegetables. Aphids damage terminals, whiteflies feed on sap and transmit bean golden mosaic virus, and caterpillars like bean leafroller and beetles feed on leaves.
Susan E. Webb
doaj   +5 more sources

Field-Evolved Resistance in Corn Earworm to Cry Proteins Expressed by Transgenic Sweet Corn. [PDF]

open access: yesPLoS ONE, 2016
Transgenic corn engineered with genes expressing insecticidal toxins from the bacterium Bacillus thuringiensis (Berliner) (Bt) are now a major tool in insect pest management.
Galen P Dively   +2 more
doaj   +1 more source

Populations of Helicoverpa zea (Boddie) in the Southeastern United States are Commonly Resistant to Cry1Ab, but Still Susceptible to Vip3Aa20 Expressed in MIR 162 Corn

open access: yesToxins, 2021
The corn earworm, Helicoverpa zea (Boddie), is a major pest targeted by pyramided Bacillus thuringiensis (Bt) corn and cotton in the U.S. Cry1Ab is one of the first insecticidal toxins used in Bt crops, while Vip3A is a relatively new toxin that has ...
Ying Niu   +15 more
doaj   +1 more source

Insect Management for Leafy Vegetables (Lettuce, Endive and Escarole)

open access: yesEDIS, 2005
Damage to leafy vegetables results from holes chewed in leaves by caterpillars and beetles, leaf mining by fly larvae and disease transmission and head contamination by piercing sucking insects. Major pests of these crops are beet and southern armyworms,
Gregg S. Nuessly, Susan E. Webb
doaj   +5 more sources

Correction: Field-Evolved Resistance in Corn Earworm to Cry Proteins Expressed by Transgenic Sweet Corn. [PDF]

open access: yesPLoS ONE, 2017
[This corrects the article DOI: 10.1371/journal.pone.0169115.].
Galen P Dively   +2 more
doaj   +1 more source

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