Results 1 to 10 of about 4,124 (114)

Is the Philippines ready for the large-scale cultivation of <i>Bt</i> cotton? [PDF]

GM Crops Food
The Philippine Bureau of Plant Industry released on August 24, 2023, a biosafety permit approving the commercial propagation of Bt cotton in the country.
Angeles-Shim RB, Vergara GV.
europepmc   +2 more sources

Optimizing Rearing of <i>Helicoverpa zea</i>: Impacts of Pupal Maturity, Emergence Synchrony, and Adult Cohort Size. [PDF]

Insects
The bollworm/corn earworm, Helicoverpa zea (Boddie) (Lepidoptera: Noctuidae), is one of the most economically damaging crop pests in North America. Colonies of H.
Lin S, Silva T, Patla B, Head GP, Huang F.   +4 more
europepmc   +2 more sources

Comparative biology and morphometrics of pink bollworm, Pectinophora gossypiella (Saunders) on Bt cotton and alternate malvaceous hosts. [PDF]

Sci Rep
The comparative biology of pink bollworm (PBW) on Bt cotton bolls and fruit pods of malvaceous plants viz., Abutilon indicum, Abutilon hirtum and Abelmoschous ficulneus was investigated under controlled conditions.
Rakhesh S, Hanchinal SG, Bheemanna M, Hosamani AC, Nidagundi JM, Sharanabasappa SD.   +5 more
europepmc   +2 more sources

Sublethal effects of a commercial Bt product and Bt cotton flowers on the bollworm (Helicoverpa zea) with impacts to predation from a lady beetle (Hippodamia convergens). [PDF]

PLoS One
Insecticidal Bacillus thuringiensis Berliner (Bt) toxins produced by transgenic cotton (Gossypium hirsutum L.) plants have become an essential component of cotton pest management.
Elkins BH, Portilla M, Allen KC, Little NS, Mullen RM, Paulk RT, Read QD.   +6 more
europepmc   +2 more sources

Raising the Influence of Insecticides against Spodoptera littoralis (Lepidoptera: Noctuidae) and Reducing Field Recommended Dose by Blending with Adjuvants to Simulate Eco-Friendly Formulations [PDF]

Journal of Plant Protection and Pathology, 2023
A wide variety of adjuvants surfactants are available fair therefore need to choose a suitable surfactant to give maximum system enables to choose proper surfactant with ease and enhanced the insecticide effectiveness and raises the perseverance of ...
Sh. Selim, Noha El-Habal, H El-bassoiuny
doaj   +1 more source

Carbohydrate Hydrolyzing Enzymes As A Target for Pink Bollworm Pectinophora gossypiella (Saund.) Control Agents الانزیمات الهاضمة للکربوهیدرات کهدف لعوامل مکافحة دودة اللوز القرنفلیة Pectinophora gossypiella (Saund.) [PDF]

Journal of Plant Protection and Pathology, 2020
Most insect species depend on the digestive enzymes (invertase, trehalase and amylase) to utilize their uptake of carbohydrates. In the present investigation the activities of these enzymes are used as parameters to study the effect of the selected ...
Dina Ahmed, Rania EL-Shennawy, Mervat Kandil   +2 more
doaj   +1 more source

ROLE OF GLYCINE IN PROTECTING PECTINOPHORA GOSSYPIELLA (SAUND.) AGAINST STRONG PROTEIN-DENATURING ACTIVITY OF PHENOLIC COMPOUNDS IN COTTON PLANTS [PDF]

Journal of Plant Protection and Pathology, 2014
To test the possibility that the free glycine has a role related to the resistance of the pink bollworm larvae to phenolic compounds (PCs), newly hatched larvae were fed on artificial diets containing different concentrations of the selected two PCs ...
Souad Shairra, K. Hassan, Manal El-Sharkawy, Dina Ahmed   +3 more
doaj   +1 more source

Chlorantraniliprole Residual Control and Concentration Determination in Cotton

Insects, 2023
Studies were conducted in 2020 and 2021 at the Delta Research and Extension Center in Stoneville, MS, to determine the residual concentrations of chlorantraniliprole in cotton (Gossypium hirsutum, L.) leaves, as well as the concentrations in petals and ...
Jacob Smith, Whitney D. Crow, Angus L. Catchot, Donald R. Cook, Jeffrey Gore   +4 more
doaj   +1 more source

Extended Sentinel Monitoring of Helicoverpa zea Resistance to Cry and Vip3Aa Toxins in Bt Sweet Corn: Assessing Changes in Phenotypic and Allele Frequencies of Resistance

Insects, 2023
Transgenic corn and cotton that produce Cry and Vip3Aa toxins derived from Bacillus thuringiensis (Bt) are widely planted in the United States to control lepidopteran pests.
Galen P. Dively, Tom P. Kuhar, Sally V. Taylor, Helene Doughty, Kristian Holmstrom, Daniel O. Gilrein, Brian A. Nault, Joseph Ingerson-Mahar, Anders Huseth, Dominic Reisig, Shelby Fleischer, David Owens, Kelley Tilmon, Francis Reay-Jones, Pat Porter, Jocelyn Smith, Julien Saguez, Jason Wells, Caitlin Congdon, Holly Byker, Bryan Jensen, Chris DiFonzo, William D. Hutchison, Eric Burkness, Robert Wright, Michael Crossley, Heather Darby, Tom Bilbo, Nicholas Seiter, Christian Krupke, Craig Abel, Brad S. Coates, Bradley McManus, Billy Fuller, Jeffrey Bradshaw, Julie A. Peterson, David Buntin, Silvana Paula-Moraes, Katelyn Kesheimer, Whitney Crow, Jeffrey Gore, Fangneng Huang, Dalton C. Ludwick, Amy Raudenbush, Sebastian Jimenez, Yves Carrière, Timothy Elkner, Kelly Hamby   +47 more
doaj   +1 more source

FEEDING CAPACITY AND HOST PREFERENCE OF Chrysoperla carnea (Stephens) (Neuroptera: chrysopidae) ON THREE DIFFERENT INSECT PREY UNDER LABORATORY CONDITIONS. [PDF]

Journal of Plant Protection and Pathology, 2014
Laboratory trials of feeding potential of Chrysoperla carnea (Steph.) (No choice) were estimated at (25 ± 2 °C, 65± 5% R. H.). Data revealed that the larval stage of C.
K. Hassan
doaj   +1 more source