Results 121 to 130 of about 4,558 (218)

Controle de Rhyzopertha dominica pela atmosfera controlada com CO2, em trigo Control of Rhyzopertha dominica using a controlled atmosphere with CO2, in wheat

open access: yesPesquisa Agropecuária Brasileira, 2000
A utilização de gases inertes como fumigantes no controle de pragas é uma alternativa ao uso de fosfina. O objetivo deste trabalho foi avaliar a eficiência de uma atmosfera com CO2 no controle de Rhyzoperta dominica (Fabr.) (Coleoptera: Bostrichidae) em grãos de trigo armazenado.
Rogério Amaro Gonçalves   +3 more
openaire   +1 more source

Efeito acaricida de óleos essenciais e concentrados emulsionáveis de Eucalyptus spp em Boophilus microplus [PDF]

open access: yes, 2015
Realizou-se um estudo sobre a ação biocida de Eucalyptus citriodora, Eucalyptus globulus e Eucalyptus staigeriana no carrapato Boophilus microplus, buscando-se a produção de acaricidas menos agressivos ao meio ambiente.
CHAGAS, A. C. de S.   +5 more
core  

Phosphine fumigation of cool grain [PDF]

open access: yes, 2008
The biosecurity problem addressed was the need to understand and evaluate phosphine fumigation of cool grain (i.e. 20°C or less) as a means of controlling resistant biotypes of insect pests of stored grain which are major EPPs threatening the grain ...
Burrill, P.R.   +3 more
core   +1 more source

Potential repellency of cedarwood oil from a novel extraction method to stored product insects [PDF]

open access: yes, 2018
Producers lose 10-30% of crops during storage, processing, and marketing after harvest each year to stored product insects (1,2). Globally, there has been a rise in insecticide resistance to phosphine, the most common fumigant for these pests (3).
Albin, Chloe E.   +4 more
core  

Subsequent chemical and foraging ecology preferences of Theocolax elegans (Westwood) (Hymenoptera: Pteromalidae) reared on two alternate stored product host insects

open access: yesBiological Control
Theocolax elegans (Hymenoptera: Pteromalidae) is a potential postharvest biocontrol agent whose host range includes Sitophilus oryzae (Coleoptera: Curculionidae) and Rhyzopertha dominica (Coleoptera: Bostrichidae).
Jacqueline M. Maille   +14 more
doaj   +1 more source

Automatic room temperature control [PDF]

open access: yes, 2013
This project proposes an automatic room temperature controller, which uses the difference between the outside and inside room temperature. The difference is assumed to affect the compressor speed in order to achieve the desired set point.
Jaafar, Lizawati
core  

Home - About - Disclaimer - Privacy