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Full-Text Articles in Life Sciences

Influences Of Trees On Abundance Of Natural Enemies Of Insect Pests: A Review, Mary Ellen Dix, R. J. Johnson, Mark O. Harrell, Ronald M. Case, Robert J. Wright, Laurie Hodges, James R. Brandle, Michelle M. Schoeneberger, N. J. Sunderman, R. L. Fitzmaurice, L. J. Young, Kenneth G. Hubbard Sep 2012

Influences Of Trees On Abundance Of Natural Enemies Of Insect Pests: A Review, Mary Ellen Dix, R. J. Johnson, Mark O. Harrell, Ronald M. Case, Robert J. Wright, Laurie Hodges, James R. Brandle, Michelle M. Schoeneberger, N. J. Sunderman, R. L. Fitzmaurice, L. J. Young, Kenneth G. Hubbard

Laurie Hodges

In this article we review the use of natural enemies in crop pest management and describe research needed to better meet information needs for practical applications. Endemic natural enemies (predators and parasites) offer a potential but understudied approach to controlling insect pests in agricultural systems. With the current high interest in environmental stewardship, such an approach has special appeal as a method to reduce the need for pesticides while maintaining agricultural profitability. Habitat for sustaining populations of natural enemies occurs primarily at field edges where crops and edge vegetation meet. Conservation and enhancement of natural enemies might include manipulation of …


Effects Of The Argentine Ant On Arthropod Fauna Of Hawaiian High-Elevation Shrubland, F Cole, Arthur Madeiros, Lloyd Loope, William Zuehlke Dec 1991

Effects Of The Argentine Ant On Arthropod Fauna Of Hawaiian High-Elevation Shrubland, F Cole, Arthur Madeiros, Lloyd Loope, William Zuehlke

F. Russell Cole

Human-caused biological invasions by an alien species are a worldwide phenomenon. They are particularly significant on isolated oceanic islands and represent a serious threat to endemic biota. The Argentine ant (Iridomyrmex humilis) has become established in portions of the high-elevation shrubland of Haleakala National Park, Maui, Hawaii, over the past 25 yr. This ecosystem lacks native ants but possesses many locally endemic and rare anthropod species. Pitfall trapping and under-rock surveys were conducted to determine the effects of I. humilis on the local arthropod fauna. More than 180 taxa were sampled, mostly Arthropoda. Presence of the Argentine ant is associated …