Results 61 to 70 of about 4,134 (201)

Sequential Sampling Plan of Anthonomus grandis (Coleoptera: Curculionidae) in Cotton Plants

open access: yesJournal of Economic Entomology, 2017
The boll weevil, Anthonomus grandis grandis Boheman (Coleoptera: Curculionidae), is one of the most important pests of cotton production worldwide. The objective of this work was to develop a sequential sampling plan for the boll weevil. The studies were conducted in Maracaju, MS, Brazil, in two seasons with cotton cultivar FM 993.
Grigolli, J. F. J.   +4 more
openaire   +3 more sources

Population Structure and Genetic Diversity of the Boll Weevil (Coleoptera: Curculionidae) on Gossypium in North America [PDF]

open access: yes, 2012
Although the boll weevil, Anthonomus grandis grandis Boheman (Coleoptera: Curculionidae), is a devastating pest in the United States and Mexico, its population structure and genetic diversity in Mexico on wild and cultivated cotton hosts (genus Gossypium)
Barr, Norman   +8 more
core   +2 more sources

Activité insecticide du méthyl - parathion en culture cotonnière en El Salvador [PDF]

open access: yes, 1982
Les DL 50 du méthylparathion vis-à-vis de quelques déprédateurs de la culture cotonnière en Amérique Centrale ont été établies au laboratoire. Aucune évolution vers une tolérance à cette matière active n'a pu être observée dans le cas d'Anthonomus ...
Alvarado, Mary Lisbeth   +1 more
core  

Coordinated RNA-Seq and peptidomics identify neuropeptides and G-protein coupled receptors (GPCRs) in the large pine weevil Hylobius abietis, a major forestry pest [PDF]

open access: yes, 2018
Hylobius abietis (Linnaeus), or large pine weevil (Coleoptera, Curculionidae), is a pest of European coniferous forests. In order to gain understanding of the functional physiology of this species, we have assembled a de novo transcriptome of H. abietis,
Davies, Shireen-Anne   +7 more
core   +1 more source

Arthropods biodiversity index in Bollgard (R) 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, P.E.   +4 more
core  

Controle químico do bicudo do algodoeiro (Anthonomus grandis Boh., 1843)

open access: yesSemina: Ciências Agrárias, 1995
O trabalho foi realizado com o objetivo de se avaliar a eficiência de inseticidas no controle de A. grandis em algodoeiro. Foram conduzidos dois experimentos em condições de campo.
Maurício Ursi Ventura   +1 more
doaj   +1 more source

Between-season attraction of cotton boll weevil, Anthonomus grandis Boh. (Coleoptera: Curculionidae) adults by its aggregation pheromone

open access: yesScientia Agricola, 2001
The present study was undertaken to investigate the attractiveness of boll weevil adults by its aggregation pheromone under winter field conditions. Two experimental fields were utilized at "Casa Branca", SP, Brazil.
Wedson Desidério Fernandes   +2 more
doaj  

Aspectos biológicos e de comportamento dos principais parasitos de Anthonomus grandis Boh. (Coleoptera: Curculionidae), em Campinas-SP. [PDF]

open access: yes, 2014
Aspectos da biologia e do comportamento de quatro espécies de himenópteros ectoparasitos de Anthonomus grandis Boh., o bicudo do algodoeiro, ocorrendo na região de Campinas, SP, foram estudados em condições de laboratório.
HABIB, M. E. M., PIEROZZI JR. I.
core  

Tamanho mínimo de amostra de plantas e frutos do algodoeiro para monitoramento das populações de Anthonomus grandis Boh. (Coleoptera: Curculionidae). [PDF]

open access: yes, 2014
Dois modelos estatísticos foram desenvolvidos visando determinar o tamanho mínimo de amostra para monitoramento de populações do bicudo do algodoeiro, Anthonomus grandis Boh. (Coleoptera: Curculionidae).
HABIB, M. E. M.   +2 more
core  

Aspectos biológicos de adultos de um parasitóide do bicudo do algodoeiro Biological aspects of a parasitoid of the cotton boll weevil

open access: yesScientia Agricola, 1999
Bracon sp. é um importante agente de controle biológico de Anthonomus grandis (Boheman). Estudaram-se em laboratório, aspectos biológicos de Bracon sp., utilizando-se como hospedeiro larva do bicudo do algodoeiro, a temperatura de 26 ± 2oC, 70 ± 5% UR e ...
Lúcia Helena Avelino Araújo   +2 more
doaj   +1 more source

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