Pesticide usage on the Southern High Plains and acute toxicity of four chemicals to the fairy shrimp Thamnocephalus platyurus (Crustacea: Anostraca).

From: The Texas Journal of Science | Date: November 1, 2006| Author: Brausch, John M.; Cox, Stephen; Smith, Philip N. | Copyright information

Abstract -- Extensive pesticide use on crops grown on the Southern High Plains (SHP) represents a considerable anthropogenic stressor to ephemeral aquatic ecosystems. These short-lived aquatic ecosystems, known in the southwest as playas, are epicenters of biodiversity on the High Plains. Cotton is the major agricultural crop grown on the SHP, accounting for over half of all cotton produced in Texas. Currently there are 67 different chemicals used to control cotton pests, and when ...

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