Sentence examples for introduction and establishment from inspiring English sources

Rarely, scrublands may result from the introduction and establishment of a vigorous alien shrub in an area of grassland or in another shrub-free region.

The capability of spinosad to quickly kill adult fleas, and to greatly reduce egg production following challenge with high numbers of adult fleas is important in breaking the flea life cycle and preventing the introduction and establishment of new flea infestations in the household.

It is the purposeful introduction and establishment of one or more natural enemies from region of origin of an exotic pest, specifically for the purpose of suppressing the abundance of the pest in a new target region to a level at which it no longer causes economic damage.

It is the purposeful introduction and establishment of one or more natural enemies from the region of origin of an exotic pest, specifically for the purpose of suppressing the abundance of the pest in a new target region to a level at which it no longer causes economic damage.

Human migrations are the most likely source for the introduction and establishment of the WNA lineage of anthrax in North America through an ice-free corridor that connected Beringia to the southern areas east of the Rocky Mountains.

Another possible explanation is that the risk of introduction and establishment is overestimated.

Thus, the Southeastern USA in particular may have experienced repeated re-introduction and establishment of this species, following which subsequent range expansion or colonization into more northern areas occurred.

The years leading up to, and immediately following, the observed reported increase in human babesiosis incidence may have been a period of B. microti introduction and enzootic establishment requiring a higher tick risk threshold, which rapidly decreased after establishment.

As a long-time centre for trade, Europe has seen the introduction and subsequent establishment of at least several thousand non-native species.

In 1985, the introduction and the establishment of Rhyacionia buoliana seriously threatened this resource.

Limited introduction and successful establishment of ticks and disease-carrying organisms pose a major health risk for humans, wildlife, and domestic animals in urban environments worldwide.