Results 71 to 80 of about 1,737 (171)

The boll weevil may be spreading

open access: yesCalifornia Agriculture, 1985
Potential spread of the weevil in lower desert areas may require stricter control measures.
C Beasley, T Henneberry
doaj  

TABELA DE ESPERANÇA DE VIDA PARA ADULTOS DE Bracon sp. (HYMENOPTERA: BRACONIDAE) PARASITÓIDE DO BICUDO DO ALGODOEIRO

open access: yesScientia Agricola, 1997
A esperança de vida para adultos de Bracon sp foi avaliada em câmara climatizada regulada a temperatura de 26 ± 2°C, UR de 75 ± 5% e fotofase de 12 h. Foi registrada maior esperança de vida (ex) no início da vida, que foi de 7,46 dias.
L.H.A. ARAUJO   +2 more
doaj   +1 more source

Método de diagnóstico para el monitoreo de resistencia a insecticidas en poblaciones de "picudo del algodonero", Anthonomus grandis (Coleoptera: Curculionidae) A diagnostic test for insecticide resistance monitoring in "cotton boll weevil" Anthonomus grandis (Coleoptera: Curculionidae) populations

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  

FONTES ALTERNATIVAS DE PÓLEN UTILIZADAS PELO BICUDO-DOALGODOEIRO EM DUAS REGIÕES PRODUTORAS DE ALGODÃO NA BAHIA

open access: yesRevista Caatinga, 2015
Cotton boll weevil, Anthonomus grandis Boheman (Coleoptera: Curculionidae), is one of the most limiting factors for cotton crop expansion. It presents different biological and behavioral aspects that ensure its success on this agroecosystem.
JULIANA ALVES DE MACÊDO   +4 more
doaj  

Natural products to agro-ecological pest management and their natural enemies of cotton plant intercropped with maize, cowpea and sesame = Produtos naturais no manejo agroecológico de pragas e seus inimigos naturais do algodoeiro consorciado com milho, feijão-caupi e gergelim

open access: yesAgro@mbiente On-line, 2015
Cotton was once the main crop grown in the northeast of Brazil; its production boosted the development of many cities and contributed to the development of the semi-arid region.
Gildo Pereira de Araujo   +5 more
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

Within plant distribution of Anthonomus grandis (Coleoptera: Curculionidae) feeding and oviposition damages in cotton cultivars Distribuição vertical de botões florais com danos de alimentação e de oviposição de Anthonomus grandis (Coleoptera: Curculionidae) em cultivares de algodoeiro

open access: yesCiência e Agrotecnologia, 2013
The feeding and oviposition behavior of boll weevil in new cotton cultivars is essential for an adequate management. The objective of this study was to evaluate the vertical distribution of squares punctured for feeding and oviposition of the pest in the
José Fernando Jurca Grigolli   +4 more
doaj  

RNAi-Mediated Suppression of Laccase2 Impairs Cuticle Tanning and Molting in the Cotton Boll Weevil (Anthonomus grandis). [PDF]

open access: yesFront Physiol, 2020
Firmino AAP   +14 more
europepmc   +1 more source

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