Results 91 to 100 of about 4,134 (201)

Arthropods biodiversity index bollgard cotton (Cry1Ac) in Brazil [PDF]

open access: yes, 2013
Shannon-Wiener's diversity index (SWI) was used under untreated conditions of a cotton field during the 2006/2007 crop season in the Cerrado region, Brazil.
Degrande, Paulo Eduardo   +4 more
core  

Método de diagnóstico para el monitoreo de resistencia a insecticidas en poblaciones de “picudo del algodonero”, Anthonomus grandis (Coleoptera: Curculionidae)

open access: yesRevista de la Sociedad Entomológica Argentina, 2009
El control de las poblaciones de Anthonomus grandis Boheman, por debajo de su umbral de daño económico durante el ciclo del cultivo del algodón, se realiza en forma efectiva hasta el momento, a través de insecticidas de síntesis.
Teodoro STADLER
doaj  

Migration and dispersal of Anthonomus grandis (Coleoptera: Curculionidae) in South America Migración y dispersión de Anthonomus grandis (Coleoptera: Curculionidae) en América del Sur

open access: yesRevista de la Sociedad Entomológica Argentina, 2007
This study discusses the dispersal of Anthonomus grandis Boheman, the cotton boll weevil, in Argentina, Brazil, Paraguay and Bolivia, exploring the ecological and physiological factors that have made the dispersal and establishment of this insect in ...
Teodoro Stadler, Micaela Buteler
doaj  

Monitoring cotton squares with opened and/or yellowed bracts to determine the need and efficency of chemical control against the cotton boll weevil

open access: yesBrazilian Journal of Biology
The technique of terrestrial sampling of boll weevil (BW) populations is expensive and inefficient over large areas, but may be cheaper and more efficient without involving the manipulation of cotton squares.
T. A. Lima   +2 more
doaj   +1 more source

Identification of Cry toxin receptor genes homologs in a de novo transcriptome of Premnotrypes vorax (Coleoptera: Curculionidae). [PDF]

open access: yesPLoS One, 2023
Velásquez C LF   +5 more
europepmc   +1 more source

Screening of Cotton Strains for Resistance to Anthonomus grandis grandis (Boheman) (Coleoptera: Curculionidae)

open access: yesPakistan Journal of Biological Sciences, 1998
Muhammad Aslam R. B, G. A. Herzog
openaire   +1 more source

Evaluation of transgenic cotton: Preliminary results of the Coodetec-Cirad program in Brazil [PDF]

open access: yes, 2000
The objectives and first results of the cooperation program running between COODETEC and CIRAD are presented in this short note. Two species of the genus Spodoptera are being kept in the laboratory for evaluation of transformed lines of Coker 310 with ...
Gondim, D.M.C.   +3 more
core  

Cholesterol oxidase interference on the emergence and viability of cotton boll weevil larvae

open access: yesPesquisa Agropecuária Brasileira, 2002
The aim of this work was to evaluate the influence of the enzyme cholesterol oxidase (Coase) on emergence and viability of larvae of the cotton boll weevil (Anthonomus grandis Boheman, 1843).
Santos Roseane Cavalcanti   +5 more
doaj  

Effect of temperature on the reproduction of Bracon vulgaris Ashmead (Hymenoptera: Braconidae), a parasitoid of the cotton boll weevil

open access: yesAnais da Academia Brasileira de Ciências, 2011
This research studied the effect of temperature on the reproduction of Bracon vulgaris Ashmead, an ectoparasitoid of cotton boll weevil ( Anthonomus grandis Boheman) at constant temperatures of 20, 25 and 30ºC, 70 ± 10% RH and a photophase of 14 h ...
Francisco S. Ramalho   +5 more
doaj  

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