Results 61 to 70 of about 4,723 (245)

Microhimenópteros parasitOides de moscas coletados em Area urbana e de mata em Itumbiara, Goiás, Brasil

open access: yesBiotemas, 2004
Objetivo desse estudo foi verificar a ocorrência de parasitáides, atacando pupas de moscas em Area urbana e de mata em Itumbiara, Goiás, Brasil. Durante o período de março de 2001 a junho de 2002, foram obtidos 909 exemplares de parasitáides em 3.887 ...
Carlos H. Marchiori   +5 more
doaj  

Seletividade de produtos fitossanitários utilizados na cultura do pessegueiro a ovos e pupas dos predadores Chrysoperla externa e Coleomegilla quadrifasciata

open access: yesSemina: Ciências Agrárias, 2019
Objetivou-se com este trabalho avaliar em laboratório a seletividade de nove produtos fitossanitários utilizados na cultura do pessegueiro sobre as fases de ovo e pupa dos predadores Chrysoperla externa e Coleomegilla quadrifasciata.
Franciele Silva de Armas   +5 more
doaj   +1 more source

Morfometria de pupas e adultos de rhinochenus stigma linnaeus 1758 (coleoptera: curculionidae) [PDF]

open access: yes, 2014
Besouros do gênero Rhinochenus sp. (Coleoptera: Curculionidae) danificam sementes de espécies da flora do Cerrado brasileiro como o jatobá (Hymenea courbaril L.) e a copaíba (Copaifera langsdorffii Desf.).
Adriano Geraldo Fonseca   +11 more
core   +1 more source

Mating history shapes Wolbachia‐induced cytoplasmic incompatibility and female fitness in an insect pest

open access: yesPest Management Science, EarlyView.
Mating order and remating of females by males with different endosymbiont associations strongly shape Wolbachia‐induced cytoplasmic incompatibility, female fitness and offspring sex ratio. An incompatible first mating was weakly affected if followed by a compatible mating and vice versa, indicating strong first‐male sperm precedence with consequences ...
Amir H. Tourani   +4 more
wiley   +1 more source

Aspectos biológicos e técnica de criação do gorgulho-da-goiaba, Conotrachelus psidii marshall (Coleoptera: Curculionidae)

open access: yesRevista Brasileira de Fruticultura, 2014
Considerada praga-chave da cultura da goiaba, Conotrachelus psidii Marshall (Coleoptera: Curculionidae) tem causado grandes prejuízos em vários países produtores desta fruta.
Fabricio Iglesias Valente   +1 more
doaj   +1 more source

Seleção de isolados de fungos entomopatogênicos para o controle de pupas de Ceratitis capitata. [PDF]

open access: yes, 2013
O controle de moscas das frutas atualmente recai sobre práticas culturais, monitoramento populacional e aplicação de inseticidas como armadilhas tóxicas ou em área total.
GAVA, C. A. T.   +3 more
core  

Reduced fitness cost accounts for the stability of a malathion‐resistant heterogeneous duplication haplotype in Ceratitis capitata field populations

open access: yesPest Management Science, EarlyView.
Malathion resistance in Spanish field populations of Ceratitis capitata is associated with a point mutation (R allele) and a heterogeneous duplication (RS haplotype) of the Ccace2 gene. The R allele imposes a higher fitness cost than the RS haplotype under laboratory and field conditions. An evolutionary model supports the stability of the RS haplotype
Rabeh Arouri   +6 more
wiley   +1 more source

Characterization of Cry2Ab2 resistance in Crocidosema sp. (Lepidoptera: Tortricidae): resistance selection, inheritance, cross‐resistance patterns, and fitness costs

open access: yesPest Management Science, EarlyView.
This article reports the first characterization of Cry2Ab2 resistance in Crocidosema sp. Resistance appears to be autosomal and incompletely recessive, with a major‐gene contribution and potential involvement of additional genetic factors, and did not confer cross‐resistance to Cry1Ac or Cry1A.105. Abstract BACKGROUND The soybean bud borer, Crocidosema
Venicius E Pretto   +12 more
wiley   +1 more source

Comparison of nonchemical, organic and synthetic Varroa destructor control strategies in honey bee colonies: effects on parasite load, colony strength and health

open access: yesPest Management Science, EarlyView.
Combining intensive drone‐brood removal with brood interruption provided the most effective and consistent seasonal Varroa control. Abstract BACKGROUND Varroa destructor remains the most significant biotic threat to honey bee colonies, and increasing resistance to synthetic acaricides necessitates alternative control strategies.
Leon M. Reinhold, Kirsten S. Traynor
wiley   +1 more source

Parasitismo em ovos e pupas de Dirpha araucariae.

open access: yes, 2014
The parasitism in Dirphia araucariae Jones, 1908 (Lepidoptera: Attacidae) was studied. The parasites observed in the eggs and pupae collected on a farm in the State of Paraná, Brazil, were the following: Anastagus sp. A.
Borges, Jácomo Divino
core   +1 more source

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