Productivity and Efficiency

According to the U.S. Environmental Protection Agency, water efficiency is the smart use of our water resources through water-saving technologies and simple steps. Using water efficiently will help ensure reliable water supplies today and for future generations. Topics addressed in this theme provide insights, lessons, and guidance on how diverse stakeholders are working to improve water management and reduce water use.

Productivity and Efficiency Resources

Hatchery Propagation of the Black Basses

Publication date:
January 1, 1975
U.S. Agency for International Development
THE MOST PRACTICAL METHOD OF MASS-PRODUCING BASS FINGERLINGS UP TO A TOTAL LENGTH OF 4 INCHES (10 CM) IS TO STOCK SMALL BASS OF AN APPROPRIATE SIZE INTO PREPARED REARING PONDS AT A DENSITY GOVERNED BY THE SIZE BEING REARED. FRY CAN BE PRODUCED IN A SPAWNING POND UNDER THE CARE OF THE PARENT FISH OR...Read more

Artisanal Fisheries in Panama

Publication date:
January 1, 1975
U.S. Agency for International Development
A DESCRIPTION OF PERTINENT CHARACTERISTICS OF SELECTED CONCENTRATIONS OF ARTISANAL FISHERMEN IN PANAMA. THEY RANGE FROM GROUPS OF UNORGANIZED INDIVIDUALISTIC FISHERMEN TO HIGHLY ORGANIZED FISHING COOPERATIVES. THE EQUIPMENT USED EXTENDS FROM MOTORLESS DUGOUT CANOES AND HANDLINES TO MOTORIZED...Read more

Small Boat Design

Publication date:
January 1, 1975
U.S. Agency for International Development
The proceedings of the International Center for Living Aquatic Resources Management Conference on Small Boat Design, October 1975.Read more
Regional/Country focus:
East Asia and Pacific

Artisan Fisheries: Characteristics, Problems, Needs, and Relationships to Aquaculture

Publication date:
January 1, 1975
U.S. Agency for International Development
PORTRAYS ARTISAN FISHERIES, FOCUSING ON COSTA RICA, CHILE, TANZANIA, AND SOUTH VIETNAM. COMMON DENOMINATORS OF ARTISAN FISHERIES ALSO ARE DISCUSSED. IN THE CONCLUDING SECTION, IT WAS SEEN THAT ARTISAN FISHERIES AND AQUACULTURAL DEVELOPMENT HAVE THE FOLLOWING GOALS: 1) TO PROVIDE ADDITIONAL HIGH-...Read more

Report on Fish Culture Activities in the Lower Sao Francisco Valley, Brazil

Publication date:
December 2, 1974
U.S. Agency for International Development
The fish culture practices applied in the lower Sao Francisco River Valley are described. The principal species cultivated is "curimata paou", Proohilodus argenteus, although t'piau verdadeiro", Leporinus piau, and 'mandf amarelo", Pimelodus olariast are also farmed...Read more
Regional/Country focus:
Brazil
Latin America and the Caribbean

Progress Report on Fisheries Development in Brazil

Publication date:
December 1, 1974
U.S. Agency for International Development
Technical assistance rendered under the Auburn University Brazil Contract, provided the initial impetus and training for forming an extension service for intensive fish culture within the DNOCS Directorate of Fisheries and Fishculture. This program put research results to practical use in intensive...Read more
Regional/Country focus:
Brazil
Latin America and the Caribbean

Energy Inputs to Irrigation

Publication date:
December 1, 1974
U.S. Agency for International Development
Energy inputs to irrigation are dramatically increasing as irrigated agriculture expands to meet world food demands and more sophisticated technologies are developed to increase water use efficiency. In this study nine irrigation systems, designed for a specific land area, are analyzed and the...Read more
Regional/Country focus:
United States
North America

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