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Title: Ground water contamination and costs of pesticide restrictions in the southeastern coastal plain

Technical Report ·
OSTI ID:6408444

The project developed new methodology for estimating: (1) groundwater contamination potential (GWCP) in the Southeast Coastal Plain, and (2) the potential economic impacts of selected policies that restrict pesticide use. The potential for ground water contamination was estimated by use of a simple matrix for combining ratings for both soil leaching potential and pesticide leaching potential. Key soil variables included soil texture, soil acidity and organic matter content. Key pesticide characteristics included Koc, pesticide half-life, the rate of application and the fraction of the pesticide hitting the soil. Comparisons of pesticide use from various farmer and expert opinion surveys were made for pesticide groups and for individual pesticide products. Methodology for merging the GWCP changes and lost benefits from selected herbicide cancellations was developed using corn production in the North Carolina Coastal Plain. Economic evaluations of pesticide cancellations for corn included national and Coastal Plain estimates for atrazine; metolachlor; dicamba; dicamba and atrazine; and dicamba, atrazine and metolachlor.

Research Organization:
North Carolina Water Resources Research Inst., Raleigh, NC (United States)
OSTI ID:
6408444
Report Number(s):
PB-93-190619/XAB; CNN: DI-14-08-0001-G1896
Country of Publication:
United States
Language:
English