BACKGROUND: The composition and bioactivity of essential oils from Tagetes terniflora
Kunth, Cymbopogon citratus Stapf. and Elyonurus muticus (Spreng) Kuntz were evaluated …

Given the problems that synthetic insecticides cause to the environment as well as to human
health, there has been an up surging on research for plant extracts for insect control …

Five monoterpenes naturally occurring in essential oils were tested for their insecticidal and
repellent activities against the bruchid beetle Callosobruchus maculatus and the maize …

BACKGROUND: The objective of this work was to evaluate the insecticidal and repellent
effect of essential oils of Eucalyptus dunnii, E. saligna, E. benthamii, E. globulus and E …

Rice weevil (Sitophilus oryzae L.) is a primary insect pest of stored grain. The development
of resistance resulted in the application of synthetic insecticides. In recent years many plant …

Resistência de pragas a inseticidas, danos ao ambiente em função da poluição do solo e
de recursos hídricos vem sendo observados pelo uso de inseticidas químicos no controle …

Se evaluaron, bajo condiciones de laboratorio, 23 plantas en polvo para el control de
Sitophilus zeamais Mots. en maíz almacenado. En una primera etapa se evaluaron todos …

Corn crop, due to its easy adaptation to the most diverse agroecosystems, spreads
throughout the different regions of the world, making it one of the most important agricultural …

In stored grains, the main agents diminishing production are insects, which can produce
losses between 20% and 80% before harvest or under storage. The insecticidal properties …

El gorgojo del maíz Sitophilus zeamais Motschulsky, es considerado una de las plagas mas
importantes de productos almacenados. Se evaluaron, en laboratorio, polvos vegetales …