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

Farm Irrigation Structures

Published: 
March 1, 1983
U.S. Agency for International DevelopmentColorado State University
A handbook of information on small irrigation structures is presented. Individual sections treat: delivery channels and ditches and control, water measuring, and other structures; low pressure pipe systems; construction and installation of ditches and pipes; and operation and maintenance...Read more

Comparative Advantages of Axial - Flow Pumps Over Centrifugal Pumps for Low - Lift Irrigation

Published: 
February 7, 1983
U.S. Agency for International Development
Centrifugal pumps are commonly used in the Philippines for low-lift irrigation whereas axial-flow pumps have proven more acceptable in Thailand and Vietnam. This study compares centrifugal and axial-flow pumps in terms of performance and cost. The pumping efficiency of the axial-flow pump is...Read more
Regional focus: 
PhilippinesEast Asia and Pacific

Inland Fisheries II

Published: 
January 30, 1983
U.S. Agency for International Development
Evaluates project to develop aquaculture technology and promote fish production in the Dominican Republic. PES covers the period 2/82-12/82 and is based on an attached special evaluation (XD-AAN-991-A). Action decisions are to: determine whether the project should be continued for a second period...Read more
Regional focus: 
Dominican RepublicLatin America and the Caribbean

Feasibility of Fish Meal Production in Costa Rica 1983

Published: 
January 1, 1983
U.S. Agency for International Development
This report by Agricultural Cooperative Development International provides sufficient information to make an assessment under current conditions. This information was obtained through the cooperation of the leaders in the Costa Rican fishing industry, appropriate officials in the Ministry of...Read more
Regional focus: 
Costa RicaLatin America and the Caribbean

Honduran Fisheries Survey

Published: 
January 1, 1983
U.S. Agency for International Development
A report covering a survey of fisheries in Honduras to develop a program to utilize the fish taken in the shrimp fishery that were being discarded.Read more
Regional focus: 
HondurasLatin America and the Caribbean

Tank Irrigation Schemes

Published: 
January 1, 1983
U.S. Agency for International Development
This is a report on tank irrigation schemes. Tank irrigation schemes in the developing countries often fail to generate expected levels of crop production and farm income. Causes of poor performance in existing irrigation projects include shortcomings in overall project management and in procedures...Read more
Regional focus: 
IndiaSouth East Asia

U.S.-Indonesia Marine Science Exchange Program, 1982-1983

Published: 
January 1, 1983
U.S. Agency for International Development
From June 1982 to June 1983, the Board on Science and Technology for International Development sponsored a United States-Indonesia Marine Science Exchange Program which provided support for visits by seven U.S. marine scientists to Indonesia. These scientists presented lectures on topics of...Read more
Regional focus: 
IndonesiaEast Asia and Pacific

Summary Report of the PCARRD - ICLARM Workshop on Philippine Tilapia Economics

Published: 
January 1, 1983
U.S. Agency for International Development
A summary report of the PCARRD-ICLARM workshop on Philippine tilapia economics. Tilapia are becoming increasingly important as food fish in the Philippines. The industry is growing rapidly as tilapia have become more accepted by consumers. As recently as the mid-1970's tilapia were generally...Read more
Regional focus: 
PhilippinesEast Asia and Pacific

Small-Scale Fisheries of San Miguel Bay, Philippines: Options for Management and Research

Published: 
January 1, 1983
U.S. Agency for International Development
The San Miguel Bay fishery is one of the more important fisheries of the Philippines, being a shallow productive body of water producing large catches of fish, shrimp and other crustaceans. Competition for access to and use of coastal fish resources in much of the tropics have noticeably increased...Read more
Regional focus: 
PhilippinesEast Asia and Pacific

Japanese Fishing Joint Venture: Worker Experience and National Development in the Solomon Islands

Published: 
January 1, 1983
U.S. Agency for International Development
Development of marine resources, especially tuna, is the key to the national development of the many newly independent states of the South Pacific which have industrialized fishing through joint ventures between host governments and multinational corporations. Based on two years' field...Read more
Regional focus: 
East Asia and Pacific

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