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

Forecasting Water Use in U.S. Irrigated Agriculture With Different Alternative Futures

Published: 
February 1, 1974
U.S. Agency for International Development
The results of the forecasting effort of the National Water Commission show both how (a) the economic demands for water in irrigated agriculture can be estimated and (b) how water use will be affected by policy decisions and the life styles of U.S. citizens. The importance of varying certain...Read more
Regional focus: 
United StatesNorth America

Moslem Water Law and Its Influence on Spanish Water Law and the Irrigation System of Valencia

Published: 
January 19, 1974
U.S. Agency for International Development
The influence of Moslem Water Law and the improved irrigation practices and techniques that accompanied the spread of Islam have had a remarkable and important impact on the Iberian peninsula, and in particular upon the irrigation system of Valencia. The system of water users association that...Read more
Regional focus: 
Europe and Central Asia

Progress Report III on the Brazil Aquaculture Project

Published: 
January 1, 1974
U.S. Agency for International Development
This is the third semi-annual report concerning the activities of the Auburn University Contract. The document serves as a progress update for the Brazil Aquaculture Project.Read more
Regional focus: 
BrazilLatin America and the Caribbean

Artisanal Fisheries in Costa Rica

Published: 
January 1, 1974
U.S. Agency for International Development
A SHORT, DESCRIPTIVE REPORT COVERING THE PHYSICAL FEATURES OF THE COSTA RICAN COAST; MARINE SPECIES UTILIZED; THE FISHERMEN; PRODUCTION; ARTISANAL FISHING METHODS; FISHING ORGANIZATIONS AND INSTITUTIONS; THE MARKETING AND DISTRIBUTION SECTOR; PLANS, PROGRAMS, AND GOVERNMENT INVOLVEMENT; AND THE...Read more
Regional focus: 
Costa RicaLatin America and the Caribbean

Economic Analysis of Alternate Irrigation Methods in El Salvador

Published: 
January 1, 1974
U.S. Agency for International Development
Irrigation is a relatively new factor in agriculture in El Salvador. In the past, the crops have been mainly produced during the rainy season (May-October). Because of the ideal climate, with irrigation, crops can be produced year round, and with this intent, the Ministry of Agriculture, (...Read more
Regional focus: 
El SalvadorLatin America and the Caribbean

Technical Assistance in Freshwater Fishery Development in Jamaica

Published: 
January 1, 1974
U.S. Agency for International Development
At the request of the Jamaican government, USAID/Jamaica provided for two weeks technical assistance in freshwater fisheries through the International Center for Aquaculture, Auburn University, Auburn, Alabama. The main objectives were to make a survey of the freshwater fishery resources and...Read more
Regional focus: 
JamaicaLatin America and the Caribbean

Potential Trout Production and Management of Lakes in Central and Southern Peru

Published: 
January 1, 1974
U.S. Agency for International Development
In response to a request by the Government of Peru and under the sponsorship of USAID, a study was conducted from August 26 to September 20, 1974 on the trout fisheries of the central and southern mountain lakes of Peru. The objectives were to provide the Ministry of Fisheries with recommendations...Read more
Regional focus: 
PeruLatin America and the Caribbean

Trickle Irrigation Design Parameters

Published: 
January 1, 1974
U.S. Agency for International Development
Trickle irrigation is a system for supplying filtered water and fertilizer directly on or into the soil. Spraying is eliminated and water is allowed to dissipate under low pressure in an exact predetermined pattern. The outlet device which emits the water into the soil is known as an "emitter...Read more
Regional focus: 
United StatesNorth America

Notes on the Propagation of Chinese Carps in Arkansas

Published: 
January 1, 1974
U.S. Agency for International Development
This document presents notes on the propagation of Chineese Carps in Arkansas. The purpose of such propagation which involves four different species of carp, is to provide abundant fingerlings for use in weed control in ponds, lakes and canals where fishes are raised for sport and water utilized...Read more

The Effect of Six Chemicals for Disinfection of Largemouth Bass Eggs

Published: 
January 1, 1974
U.S. Agency for International Development
SIX CHEMICALS -- FORMALIN, ACRIFLAVINE, ROCCAL, MERTHIOLATE, BETADINE, AND WESCODYNE -- WERE COMPARED IN THEIR EFFECTIVENESS AS DISINFECTANTS TO BE USED IN THE ARTIFICIAL INCUBATION OF EGGS FROM THE LARGEMOUTH BASS, MICROPTERUS SALMOIDES, LAC. EGGS INFECTED WITH AEROMONAS LIQUIFACIENS WERE...Read more

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