COMPARISON BETWEEN THE EFFICACY OF Trichogramma evanesces RELEAS AND THE INSECTICIDES TREATMENTS ON BOLLWORMS AND WHITEFLY IN RELATION TO THEIR PREDATORS IN COTTON FIELDS [PDF]
Field trials were conducted at Margha district, Sohag Governorate to evaluate the egg parasitoid, Trichogamma evanescens. (West) release for control both pink bollworm, Pectinophora gossypiella (Sound.) and Spiny bollworm, E.
S. Solyman +3 more
doaj +1 more source
Biological Studies of Earias insulana (Boisd.) Field Strains at Different Constant Temperature Degrees [PDF]
Earia insulana (Boisd.) (Lepidoptera: Noctuidae) larvae and/or pupae (cocoons) were collected from five different cotton varieties (Giza 45, Giza 86, Giza 87, Giza 88, and Giza 92) have been grown in Sakha, Kafr El-Sheikh-Governorate at the end of cotton season 2014.
Hemat Moustafa +2 more
openaire +1 more source
Evaluation of Ethephon Application on Bollworms, Pectinophora gossvpiella (Saund.) and Earias insulana (Bois.) Infestation and Boll Opening in Cotton Fields تقييم استخدام الإثيفون علي الإصابة بديدان اللوز وتفتيح لوز القطن في حقول القطن [PDF]
The present study was conducted at Sakha Agricultural Research Station, Kafr El—Sheikh governorate, Egypt during 2016 and 2017 late cotton seasons. Results showed that Ethephon (plant growth regulator) treatment gave the highest reduction percentage, 56 ...
عبد الخالق حاتم +2 more
doaj +1 more source
BIOLOGICAL CONTROL OF Pectinophora gossypiella (SAUND.) AND Earias insulana (BOISD.) IN COTTON FIELDS AT DAKAHLIA GOVERNORATE, EGYPT BY AUGMENTATIVE RELEASES OF Trichogramma evanescens WESTWOOD [PDF]
Field studies were conducted atDakahlia Governorate, Egypt in 2004 and 2005 cotton seasons to evaluate the releases of Trichogramma wasps for pink bollworm, Pectinophora gossypiella(Saund.) and spiny bollworms Earias insulana (Boisd.) management in ...
H. Zedan +3 more
doaj +1 more source
EFFICIENCY OF SILICA NANOPARTICLES COMPARED WITH CERTAIN BIO-INSECTICIDES, MINERAL OIL AND INSECTICIDE ON COTTON BOLLWORMS UNDER FIELD CONDITIONS AT EL-RIAD REGION, KAFR EL-SHEIKH GOVERNORATE [PDF]
This experiment was carried out at El-Riad region, Kafr El-Sheikh Governorate to estimate the efficiency of silica nanoparticles compare with bio-insecticides, mineral oil and the conventional insecticide (Dursban H) on reducing the population of the ...
M. El-Samahy., Asmaa El-Ghobary
doaj +1 more source
TOXICOLOGICAL AND BIOCHEMICAL ACTIVITIES OF FATTY ACIDS AGAINST EARIAS INSULANA (BOISD.)( LEPIDOPTERA : NOCTUIDAE) [PDF]
The activity of three C18 fatty acids (oleic, stearic and linoleic acids) was conducted under laboratory conditions on 1st instar larvae of spiny bollworm, Earias insulana (Biosd.). The results showed that oleic and stearic acid were more effective than linoleic acid with different concentrations. Results of the latent effect of LC50 concentrations for
H. Moustafa, H. Yousef, S. El-Lakwah
semanticscholar +2 more sources
The spotted bollworm, Earias insulana, is one of the most destructive insect pests of cotton, causing significant yield losses worldwide. Reliance on synthetic insecticides for its management raises concerns over environmental safety, resistance ...
A. W. Rind +3 more
semanticscholar +1 more source
The purpose from current experiment was to increase the activity of insecticides after exposure to magnetic power field (increased in toxicity with able to kill the pest insect by low dose).
MOUSTAFA, HEMAT Z. +2 more
core
EFFICACY OF Bacillus thuringiensis VAR. KURSTAKI (DIPEL 2X), NEEM EXTRACT AND CHLORPYRIFIOS-METHYL (RELDAN) AGAINST COTTON BOLLWORMS [PDF]
The efficacy of Bacillus thuringensis subsp. Kurstaki (Dipel 2X), neem extract (Azadirachtin) and reldan (Chlorpyrifios-methyl) for management of cotton bullworms (Earias insulana “Boisd” and Pectinophora gossypiella “Saunders”) were studied under field ...
O. Diab +3 more
doaj +1 more source
One of the most effective strategies recommended to delay insect resistance to Bt-plants is concurrent expression of several toxins in the same plant.
Ibargutxi, María A. +3 more
core +1 more source

