Results 21 to 30 of about 223,439 (171)

Economic Damage Threshold of the Pink Bollworm, Pectinophora gossypiella (Saund.) and the Spiny Bollworm, Earias insulana (Boisd.) In Egyptian Cotton Fields [PDF]

open access: yesJournal of Plant Protection and Pathology
The economic damage threshold, which is the point at which a significant drop in cotton production occurs at different levels of infestation by the cotton bollworms Pectinophora gossypiella (Saund.) and Earias insulana (Boisd.) was quantitatively ...
A. El-Sayed, M. Nada, A. Amer
doaj   +1 more source

EFFICACY OF SOME SYNTHETIC INSECTICIDES FOR CONTROL OF COTTON BOLLWORMS IN NORTHERN GHANA [PDF]

open access: yes, 2011
Lepidopteran bollworms are a major constraint to increased and sustainable production of cotton in the savanna ecology of Ghana. Studies were conducted at the Experimental Farms of the University for Development Studies, Nyankpala in northern Ghana ...
Badii, K.B.   +5 more
core   +1 more source

Evaluation of management practices against bollworms in cotton

open access: yesThe Indian Journal of Agricultural Sciences, 2021
A field experiment was conducted at Entomology Research Area, CCS Haryana Agricultural University, Hisar to evaluate the management practices, viz.
SUMAN DEVI   +3 more
doaj   +1 more source

JOINT ACTION OF PLANT GROWTH PROMOTOR AND MICROELEMENTS ON COTTON PLANTŚ NUTRITION AND ON INFESTATION RATES WITH BOLLWORMS. [PDF]

open access: yesJournal of Plant Protection and Pathology, 2006
Experiments were carried out at Aghour region, Qalubia Governorate,  during two successive years 2002 and 2003. Mixture of some chelated microelements (Zn 12 %, Mn 12 % and Fe 12%), a plant growth promoter namely Easterna super biofert (N 6%, P2O5 4%, K2
G. Ebaid, E. Mansour,
doaj   +1 more source

Development of event-specific detection method for identification of insect resistant NIBGE-1601 cotton harboring double gene Cry1Ac-Cry2Ab construct

open access: yesScientific Reports, 2021
Bt cotton expressing Cry1Ac is being cultivated in Pakistan. It has been observed that pink bollworm may have developed resistance against single Bt gene (Cry1Ac).
Muhammad Asif   +7 more
doaj   +1 more source

ASSESSMENT THE EFFtCIENCY OF CERTAIN DIFFERENT INSECTICIDES AGAINST BOTH SPINY AND PINK BOLLWORMS ON corros CROP [PDF]

open access: yesJournal of Plant Protection and Pathology, 2003
Three sprays of certain different insecticides were carried out to evaluate their efficiency against both pink bollworm Pectinophora gossypiella (Saund.) and the spiny bollworM earias insulana (Boisd.) infesting cotton plants under (ield conditions ...
Fayza Sharaf,
doaj   +1 more source

Pest susceptibility, yield and fiber traits of transgenic cotton cultivars in Multan, Pakistan.

open access: yesPLoS ONE, 2020
Cotton (Gossypium hirsutum L.), being a cash and fiber crop is of high significance in Pakistan. Numerous insect pests and viral diseases in Pakistan and around the world attack cotton crop.
Haider Karar   +8 more
doaj   +1 more source

Progress and perspective on cotton breeding in Pakistan

open access: yesJournal of Cotton Research, 2022
Cotton is the prime natural fiber with economic significance globally. Cotton farming and breeding have a long history in Pakistan. The development of high yielding upland cotton (Gossypium hirsutum) varieties gradually replaced the cultivation of ...
Kashif Shahzad   +5 more
doaj   +1 more source

Contribution à l'élaboration d'un nouveau programme de protection phytosanitaire du cotonnier au Burundi [PDF]

open access: yesTropicultura, 1997
Contribution on the Elaboration of a New Cotton Protection Programme in Burundi. Yield losses caused by cotton pests are a major constraint for farmers in Burundi.
Carême, C.
doaj  

Genetics and Breeding for Glandless Upland Cotton With Improved Yield Potential and Disease Resistance: A Review

open access: yesFrontiers in Plant Science, 2021
Glandless cotton (devoid of toxic gossypol) can be grown as a triple-purpose crop for fiber, feeds, and food (as an oil and protein source). However, its sensitivity to insect pests and its low yield due to the lack of breeding activities has prevented ...
Jinfa Zhang, Tom Wedegaertner
doaj   +1 more source

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