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Bioatividade de diversos pós de origem vegetal em relação A Sitophilus zeamais Mots. (Coleoptera: Curculionidae)
Foram avaliadas, em condicoes de laboratorio, a repelencia, sobrevivencia e emergencia de adultos de Sitophilus zeamais em graos de milho tratados com pos de Azadirachta indica A. Juss (frutos),Expand
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Annona mucosa Jacq. (Annonaceae): A promising source of bioactive compounds against Sitophilus zeamais Mots. (Coleoptera: Curculionidae)
New control methods are necessary for stored grain pest management programs due to both the widespread problems of insecticide-resistance populations and the increasing concerns of consumersExpand
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Effect of sugarcane varieties on the development of Mahanarva fimbriolata (Hemiptera: Cercopidae)
The sugarcane spittlebug, Mahanarva fimbriolata (Hemiptera: Cercopidae), is considered the most important pest of sugarcane harvested without the burning of trash, or green cane, in Brazil. TheExpand
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Susceptibility of Tuta absoluta (Meyrick) (Lep., Gelechiidae) reared on two species of Lycopersicon to Bacillus thuringiensis var. kurstaki
The mortality of Tuta absoluta (Meyrick) larvae that were fed on leaves of Lycopersicon hirsutum f. glabratum (PI 134417, insect resistant) and Lycopersicon esculentum (cultivar Santa Clara,Expand
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Resistência de genótipos de tomateiro à mosca-branca Bemisia tabaci (Gennadius) biótipo B (Hemiptera: Aleyrodidae)
Aiming to evaluate the possible mechanisms of resistance of different tomato genotypes (Lycopersicon spp.) to the whitefly Bemisia tabaci (Gennadius) biotype B, assays were performed in greenhouseExpand
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Induction of insect plant resistance to the spittlebug Mahanarva fimbriolata Stål (Hemiptera: Cercopidae) in sugarcane by silicon application.
Changes in the agroecosystem with the increase of green cane harvesting in Brazil affected the insect populations associated to this crop, and secondary pests like the spittlebug MahanarvaExpand
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Development of Bemisia tabaci (Gennadius,1889) biotype B on Lycopersicon spp. genotypes
Whiteflies are phytophagous insects, whose nymphs and adults suck the phloem sap, causing direct damage due to host plant weakness. In tomato (Lycopersicon spp.) crops, they are important vectors ofExpand
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Influence of trichomes on attractiveness and ovipositional preference of Bemisia tabaci (Genn.) B biotype (Hemiptera: Aleyrodidae) on tomato genotypes.
Brazil is one of the world's largest tomato producer, but considerable part of the production is lost due to the attack of Bemisia tabaci (Genn.) B biotype. Resistant germoplasm plants can be anExpand
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Efeito de pós de origem vegetal sobre Acanthoscelides obtectus (Say) (Coleoptera: Bruchidae) em feijão armazenado
Determinou-se a bioatividade dos pos de 18 especies vegetais em relacao a Acanthoscelides obtectus (Say), avaliando-se o efeito desses materiais no comportamento e sobrevivencia do inseto. Em todosExpand
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Efeito de cultivares de repolho, utilizadas para criação de Plutella xylostella (L.) (Lepidoptera: Plutellidae), no desenvolvimento de Trichogramma pretiosum Riley (Hymenoptera: Trichogrammatidae)
A influencia de 20 cultivares de repolho, Brassica oleracea var. capitata (L.), utilizadas para a alimentacao da traca-das-cruciferas, Plutella xylostella (L.), no desenvolvimento do parasitoide deExpand
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