Now showing items 1-4 of 4
bioeconomics of managing the spread of exotic pest species with barrier zones
(Ecological Society of America, 1998-08)
Exotic pests are serious threats to North American ecosystems; thus, economic analysis of decisions about eradication, stopping, or slowing their spread may be critical to ecosystem management. We present a model to analyze ...
Compositions and methods for controlling pest insects
(United States Patent and Trademark Office, 1996-05-07)
Compositions of a purine, a xanthine oxidase inhibitor and/or a dihydrofolate reductase inhibitor, and methods of using same, for controlling the growth of pest insects which salvage, store, or excrete their nitrogenous ...
model of slowing the spread of gypsy moth (lepidoptera : lymantriidae) with a barrier zone
(Ecological Society of America, 1998-11)
When attempts to eradicate an introduced pest species fail and it becomes: established, barrier zones are often used to stop or to slow the spread of the population into uninfested areas. The U.S. Forest Service is currently ...