Results 101 to 110 of about 2,557 (181)

Oviposition and Feeding Preferences of the Bollworm on Cotton.

open access: yes, 2011
Oviposition and feeding preferences of the bollworm, Heliothis zea (Boddie) on cotton, Gossypium hirsutum L., cultivar ´Tamcot CAMD-E´. were studied. A highly significant number of eggs on termnal and leaves indicated clearly that bollworm moths exibit a
YOUN, L.J.   +4 more
core  

Determination of optimum rate and spray frequency of Indoxacarb insecticide for the management of Chickpea bollworm (Helicoverpa armigera) in Eastern Amhara, Ethiopia

open access: yesInternational Journal on Food, Agriculture and Natural Resources
Bollworm is the major insect pest of Chickpea in Ethiopia. Field experiment was conducted at Sirinka and Cheffa research sites during 2022 main growing season to determine the appropriate rate and spraying frequency of Indoxacarb insecticide and select ...
Admasie Kassaw   +3 more
doaj   +1 more source

The influence of the temperature at the intensity of the spread of the cotton bollworm (heliothis obsoleta fabr. = helicoverpa armigera hb.) as a pest of the peppers in the Strumica region

open access: yesJournal of Agriculture and Plant Sciences, 2016
H. armigera is typical polyphagous insect which attacks: tomatoes, peppers, tobacco, maize, cotton, garlic, onions, cabbage, soy, beans and many other leguminous and pumpkin crops and various weed plants.
Dusan Spasov   +3 more
doaj  

Pink bollworm control in southwestern desert cotton: I. A field-oriented simulation model

open access: yes
A simulation model for pink bollworm (PBW) and cotton was developed, field validated, and incorporated into an industry sponsored regional PBW management program for southwestern desert cotton.
Gutierrez, A. P., Stone, N. D.
core   +1 more source

Evaluating pink bollworm control

open access: yesCalifornia Agriculture, 1977
With experience, field workers can identify cotton bolls that are at the right stage of development for evaluation of control measures.
R VanSteenwyker   +3 more
openaire   +1 more source

Forecasting model for the fourth generation of cotton bollworm in corn fields based on big data

open access: yes大数据, 2016
The monitoring and forecasting model was put forward based on support vector machine program.According to the data collection of the fourth generation occurrence degree of the corn bollworm in Shandong province from 1999 to 2013,the support vector ...
Lei ZHAO   +4 more
doaj  

Fitness Costs of Resistance to Bacillus thuringiensis in the Pink Bollworm Pectinophora gossypiella

open access: yes, 2009
Resistance to Bacillus thuringiensis (Bt) cotton, Gossypium hirsutum, is associated with fitness costs in pink bollworm, Pectinophora gossypiella. Previous work has demonstrated that costs of resistance are induced by environmental factors including ...
Williams, Jennifer Leigh
core  

Species composition of heliothinae captured in cone traps baited with synthetic bollworm or tobacco budworm pheromones

open access: yes, 1997
The species composition of the Heliothinae captured in cone traps baited with synthetic pheromones of the bollworm, Helicoverpa zea (Boddie), or tobacco budworm, Heliothis virescens (F.), was determined in Louisiana in 1992.
Micinski, S.   +5 more
core  

Evaluation of bollworm behavior, damage, and control in cotton with insecticidal proteins and formulated insecticides

open access: yes, 2020
The bollworm, Helicoverpa zea (Boddie), is an economically important pest of cotton and is becoming more difficult to control in the United States. This project was designed to develop a better understanding of the effects of resistance development and ...
Godbold, Russell Ethan
core  

The cotton bollworm /

open access: yes, 1905
A. L. Quaintance, Charles T. Brues
openaire   +2 more sources

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