Predicting farmer response to a falling water table: an Arizona case study.
The groundwater level in Pinal County has been dropping steadily since large scale expansion of irrigated agriculture began in the early 1940s. The current average rate of decline of the water table of about nine feet per year means steadily increasing pumping costs. Since over 95 percent of the wat...
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| Language: | en |
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The University of Arizona.
1968
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| Online Access: | http://hdl.handle.net/10150/190954 |