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Toxic effects of methanolic and dichloromethane extracts of flowers and peduncles of Stryphnodendron adstringens (Leguminosae : Mimosoideae) on Apis mellifera and Scaptotrigona postica workers
(Int Bee Research Assoc, 2006-01-01)
Laboratory bioassays were conducted to evaluate toxicity of methanolic and dichloromethane extracts obtained from Stryphnodendron adstringens to Apis mellifera and Scaptotrigona postica workers. The extracts were incorporated ...
Toxic effects of methanolic and dichloromethane extracts of flowers and peduncles of stryphnodendron adstringens (leguminosae: Mimosoideae) on apis mellifera and scaptotrigona postica workers
(2006-01-01)
Laboratory bioassays were conducted to evaluate toxicity of methanolic and dichloromethane extracts obtained from Stryphnodendron adstringens to Apis mellifera and Scaptotrigona postica workers. The extracts were incorporated ...
Seletividade de fungos entomopatogênicos e óleos essenciais a Apis mellifera L. (Hymenoptera: Apidae)
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilPrograma de Pós-Graduação em AgroecossistemasUTFPR, 2019-02-21)
Africanized Apis mellifera L. 1758 (Hymenoptera: Apidae) bees are social insects, considered useful due to their importance for agroecosystems. However, they are suffering from the colony collapse disorder and, among the ...
A reliable bioassay procedure to evaluate per os toxicity of Bacillus thuringiensis strains against the rice delphacid, Tagosodes orizicolus (Homoptera: Delphacidae)
(Universidad de Costa Rica, 2007)
A reliable bioassay procedure was developed to test ingested Bacillus thuringiensis (Bt) toxins on the rice delphacid Tagosodes orizicolus. Initially, several colonies were established under greenhouse conditions, using ...
Seletividade de óleos essenciais de menta e alfavaca a Apis mellifera L. (Hymenoptera: Apidae)
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilEngenharia FlorestalUTFPR, 2020-09-24)
Apis mellifera Linnaeus, Linnaeus, 1758 (Hymenoptera: Apidae) honeybees are social insects, considered useful because of their importance to ecosystems. They are responsible for 80% of the pollination of cultivated plant ...
BIOENSAIOS POR INGESTÃO E MODOS DE AÇÃO DE INSETICIDAS PARA CARACTERIZAR SUSCETIBILIDADE E RESISTÊNCIA DOS PERCEVEJOS Euschistus heros E Dichelops melacanthusBioassays by ingestion and modes of action of insecticides to characterize susceptibility and resistance of stink bugs E. heros and D. melacanthus
(UNIVERSIDADE ESTADUAL DE PONTA GROSSABRAgriculturaPrograma de Pós-Graduação em AgronomiaUEPG, 2017)
Efeito de agentes de controle sobre Euschistus heros (Hemiptera: Pentatomidae) na cultura da soja, em diferentes estádios fenológicos e estratos do dossel
(Universidade Tecnológica Federal do ParanáDois VizinhosBrasilPrograma de Pós-Graduação em AgroecossistemasUTFPR, 2019-02-26)
Several species of pest insects at different stages of soybean development (Glycine max) are described as of economic importance, but during the stages of reproductive development, the presence of phytophagous bugs, mainly ...
Phytochemical of Piper essential oil and acute toxicity against Helicoverpa armigera (Lepidoptera: Noctuidae)
(2017-01-01)
Plant essential oils have been recognized as important natural resources for bioprospection of new insecticides. Here, we provided a chemical analysis and assessing the toxicity of the essential oil of Piper aduncum L. ...
Ingestion of milk fermented by genetically modified Lactococcus lactis improves the riboflavin status of deficient rats
(Elsevier, 2005-10)
Riboflavin deficiency is common in many parts of the world, particularly in developing countries. The use of riboflavin-producing strains in the production of dairy products such as fermented milks, yogurts, and cheeses ...