Sentence examples for concentrations of pests from inspiring English sources

Concentrations of pests offer protection to wilderness areas.

For example, Colt et al. [ 69] found significant associations between self-reports of type of pest treated and concentrations of specific pesticides in house dust.

Heptachlor, within its group, had a relatively high concentration, probably because it is used in cactus plantations mainly for the control of pests.

Vegetational diversity can lead to suppression of pests via 'top-down' enhancement of natural enemy populations and by resource concentration and other 'bottom-up' effects acting directly on pests.

In the present analysis, we compared self-reported pest treatments and concentrations of pesticides in residential dust samples from a subset of homes of cases and controls interviewed in 2001 to 2007.

Resistance to crops that produce high concentrations of Bt toxins is recessive in highly susceptible pests, although this is not necessarily the case in pests less susceptible to Bt (Tabashnik et al. 2008a, 2009a).

Furthermore, resistant strains of pests appeared.

Another aspect of food production is the control of pests.

Spraying for control of pests and diseases is often necessary.

The tulip tree is relatively free of pests and diseases.

With pesticides employed, the residual pests breed a large number of pests with resistance to pesticides.