1999
DOI: 10.1590/s0102-05361999000300013
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Avaliação da eficiência de formulações de Bacillus thuringiensis para o controle de traça-das-crucíferas em repolho no Distrito Federal

Abstract: A traça-das-crucíferas (Plutella xylostella) é a praga mais importante do repolho no Distrito Federal. Seu controle é feito basicamente com inseticidas. Novos produtos são constantemente avaliados para o controle da praga e neste trabalho duas novas formulações de Bacillus thuringiensis [Bacillus thuringiensis var. aizawai (350 e 500 g/ha)e B. thuringiensis var. kurstaki x B. thuringiensis var. aizawai (350 e 500 ml/ha)] foram avaliadas no período de maio a outubro de 1995. Os tratamentos B. thuringiensis var.… Show more

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Cited by 7 publications
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“…The total annual expenses of worldwide management of P. xylostella has been estimated at approximately $4 billion (Zalucki et al 2012). This pest can decrease the quality of cabbage by 58 to 100% (Castelo Branco and Guimarães 1990) and therefore, hinders the commercialization of this crop. Larvae of P. xylostella feed on cabbage leaves, reducing their commercial value and if no control methods are used, the damages are irreversible (Barros et al 1993).…”
Section: Introductionmentioning
confidence: 99%
“…The total annual expenses of worldwide management of P. xylostella has been estimated at approximately $4 billion (Zalucki et al 2012). This pest can decrease the quality of cabbage by 58 to 100% (Castelo Branco and Guimarães 1990) and therefore, hinders the commercialization of this crop. Larvae of P. xylostella feed on cabbage leaves, reducing their commercial value and if no control methods are used, the damages are irreversible (Barros et al 1993).…”
Section: Introductionmentioning
confidence: 99%
“…Plutellidae), destaca-se como a de maior importância, pois além de depreciar o produto, pode ocasionar perda total das lavouras. A larva da traça perfura e danifica as folhas reduzindo a área foliar e interferindo no desenvolvimento da planta (Castelo Branco, 1999).…”
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