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

Irrigation Water Pumping Technologies: a Brief Overview

Published: 
August 1, 1982
U.S. Agency for International Development
Various published sources are collated to present a description of 12 technologies used for pumping irrigation water. The pump technologies are grouped under three categories: (1) human powered (simple hand, pendulum, rower, diaphragm, bellows, and chain/bucket pumps, the Archimedean screw, and...Read more

Feasibility Studies and Evaluation of Irrigation Projects: Procedures for Analyzing Alternative Water Distribution Systems in Egypt

Published: 
July 1, 1982
U.S. Agency for International Development
A host of opportunities is currently available for rebuilding Egypt's existing irrigation system and developing new systems. This report outlines a methodology for comparing various irrigation water distribution systems prior to implementing an irrigation program. Following a brief discussion...Read more
Regional focus: 
Egypt, Arab Rep.Middle East and North Africa

Audit Report on Problems in Implementing the Aquaculture Development Project in Egypt

Published: 
June 24, 1982
U.S. Agency for International Development
Evaluates project to increase Egypt's fish farming capacity. Audit report covers the period 9/78-3/82 and is based on document review, site visits, and interviews with contractor, USAID/E, and Government of Egypt (GOE) personnel. The project is about 2 years behind schedule, due mainly to...Read more
Regional focus: 
Egypt, Arab Rep.Middle East and North Africa

On-Farm Water Management Project in Pakistan

Published: 
June 1, 1982
U.S. Agency for International Development
Watercourse improvements conducted under A.I.D.'s On-Farm Water Management Project in Pakistan have enabled farmers to increase their crop yields and incomes. This report analyzes the setting, history, and impact of the project. While water user associations were not effectively established,...Read more
Regional focus: 
PakistanSouth East Asia

Tank Irrigation in Cross Perspective

Published: 
May 1, 1982
U.S. Agency for International Development
Because irrigated land is usually more productive than rain fed land, and since in India irrigated agriculture traditionally has been taxable at higher rates, there was an incentive for rulers of the past, and their agents or feudatories, to organize and oversee the building and operation of tanks...Read more
Regional focus: 
IndiaSouth East Asia

Dependable Precipitation and Potential Yields for Senegal: a Practical Guide for Rain fed Agriculture

Published: 
May 1, 1982
U.S. Agency for International Development
A substantial potential exists for improving rain fed agriculture in Senegal. Thus concludes this study, which analyzes the relationships among precipitation levels, growing season lengths, and potential agricultural yield in that country. The study begins by determining monthly dependable...Read more
Regional focus: 
SenegalSub-Saharan Africa

Irrigation Development Options and Investment Strategies for the 1980'S: General Asian Overview

Published: 
May 1, 1982
U.S. Agency for International DevelopmentColorado State University
Four papers on A.I.D.'s irrigation investment options and strategies for Asia are presented. The first two papers review, respectively, reports prepared by interdisciplinary study teams for Bangladesh, Northwest India, Pakistan, and Northeast Thailand and reports prepared by an Asia Bureau...Read more
Regional focus: 
East Asia and Pacific

West African Fisheries and the United States: an Opportunity?

Published: 
May 1, 1982
U.S. Agency for International Development
The marine fisheries of West Africa, formally known as the East Central Atlantic fishery, are among the world's richest. According to FAO data, it ranked sixth in catch size of the world's 17 major fishing areas in 1978. This fishery extends from Morocco to Zaire and includes 18 littoral...Read more
Regional focus: 
Sub-Saharan Africa

Circular Concrete Irrigation Turnout: Design and Construction

Published: 
April 1, 1982
U.S. Agency for International Development
Improved conveyance channel water control structures are very important for bettering on-farm water management and increasing irrigation efficiency. This handbook describes the design, construction, and use of an irrigation channel turnout for rotational distribution systems in Pakistan. Initial...Read more
Regional focus: 
PakistanSouth East Asia

Ruvuma fish farming

Published: 
March 4, 1982
U.S. Agency for International Development
Project to raise nutritional standards in 12 rural communities in Tanzania's Ruvuma Region by introducing fish culture activities. The Peace Corps will implement the project, which will transfer basic technology and material inputs to community groups on a self-help basis. PCV's will...Read more
Regional focus: 
TanzaniaSub-Saharan Africa

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