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Integrated Assessment of Hypoxia in the Northern Gulf of Mexico

Description: This document details the ecological and economic effects of low oxygen (hypoxic) conditions in the Gulf of Mexico. This condition is caused by deforestation, river channelization, and the overuse of nitrogen in agricultural fertilizer. This document summarizes scientific evidence for the causes of hypoxia, the negative impact on Gulf of Mexico fisheries, and long-term national strategies for managing and mitigating the problem.
Date: May 2000
Creator: National Science and Technology Council (U.S.). Committee on Environment and Natural Resources.
Partner: UNT Libraries

Earth roads.

Description: Discusses earth roads, and methods of drainage that are essential to maintaining them.
Date: 1902
Creator: United States. Dept. of Agriculture.
Partner: UNT Libraries Government Documents Department

Good roads for farmers.

Description: Provides an overview of the best practices, costs, and recommended equipment for rural road building and maintenance. Describes the construction of earth roads, sand roads, sawdust or bark roads, corduroy roads, hard roads, gravel roads, shell roads, and stone roads.
Date: 1899
Creator: United States. Department of Agriculture.
Partner: UNT Libraries Government Documents Department

Alkali lands.

Description: Summarizes an 1898 study of the problem of alkaline soil conditions as the result of irrigation in Montana.
Date: 1909
Creator: United States. Department of Agriculture.
Partner: UNT Libraries Government Documents Department

Report on the Agricultural Experiment Stations, 1948

Description: Volume provides a summary of the progress of each agricultural experiment station. Also includes statistics, discussions of foreign investigations, and selected studies. Subject index starts on page 153.
Date: January 1949
Creator: United States. Office of Experiment Stations.
Partner: UNT Libraries Government Documents Department