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

The Biology and Culture of Pearl Oysters

Published: 
January 1, 1992
U.S. Agency for International Development
Pearl oysters are farmed throughout the Indo-Pacific region, including the Red Sea. The biology and ecology of four pearl oysters species from the family Pteriidae are reviewed here. The culture techniques used for each of these species is described and the research needs, economics and marketing...Read more
Regional focus: 
East Asia and Pacific

ICLARM Report: 1991

Published: 
January 1, 1992
U.S. Agency for International Development
These programs have evolved during the present Five-Year plan of the Center. The focus is Aquaculture is on genetic improvement of cultured organisms and development of low-cost farming systems for small-scale producers. The major species of interest in freshwater are the tilapias and in marine...Read more

Contribuciones Para El Estudio De La Pesca Artesanal En America Latina: Proceedings of The Mini-Symposium on Small-Scale Fisheries of The 46Th International Congress of Americanists, 4-8 Jul 1988

Published: 
January 1, 1992
U.S. Agency for International Development
An analysis of small-scale fisheries within the evolution of fisheries sector of Latin America is conducted with emphasis on the relative stagnating conditions of the former. a discussion of the characteristics of the artisanal fisheries sector determining its structural duality, heterogeneity and...Read more
Regional focus: 
Latin America and the Caribbean

Rice-Fish Research and Development in Asia

Published: 
January 1, 1992
U.S. Agency for International Development
An overall perspective of rice-fish research and development in Asia is given through a country analysis and highlights of research. Existing and potential rice-fish areas, and rice-fish system characteristics and their performance in Bangladesh, China, India, Indonesia, Korea, Malaysia,...Read more
Regional focus: 
South East Asia

Duckweed Aquaculture: A New Aquatic Farming System for Developing Countries

Published: 
January 1, 1992
U.S. Agency for International Development
The paper summarizes current knowledge, gained from practicial experience from the beginning of 1989 to mid-1991 in an experimental program in Mirzapur, Bangladesh, where duckweed cultivation was established and fresh duckweed fed to carp and tilapia. In the Mirzapur experimental program, a farming...Read more

Project Assistance Completion Report: Irrigation and Water Management I Project, No. 685-0280

Published: 
December 1, 1991
U.S. Agency for International Development
PACR of a project (1/86-9/92) to expand and improve village-level irrigated farming in the Bakel zone of the Senegal River Basin and to encourage private sector participation that can be replicated throughout the Basin. the project provided a total of 22 person-years of long-term TA and 20 person-...Read more
Regional focus: 
SenegalSub-Saharan Africa

Managing Fertilizers for Fish Yield in Tropical Ponds in Asia

Published: 
December 1, 1991
U.S. Agency for International Development
The purpose of this work was to develop a strategy for fertilizer application that improved predictions of yields. Pond productivity was analyzed relative to supplies of dissolved inorganic carbon (DIC), dissolved inorganic nitrogen, and dissolved reactive phosphorus. Phosphorus did not limit pond...Read more
Regional focus: 
South East Asia

First Annual Work Plan (November 1991-April 1993): Agency for International Development Contract Number 272-0106-C-00-1001-00

Published: 
November 1, 1991
U.S. Agency for International Development
The goal of the AID-funded Oman Fisheries Development and Management Project (FDMP) is the sustainable growth and development of the fisheries industry in Oman. This goal will be achieved primarily by strengthening the technical, administrative, and management skills of the Directorate General of...Read more
Regional focus: 
Middle East and North Africa

Evaluation of The Irrigation Support Project for Asia and The Near East

Published: 
November 1, 1991
U.S. Agency for International Development
The ISPAN Project was evaluated in the context of evolving needs and strategies in A.I.D. This report, therefore, examines the project by looking at irrigation support within A.I.D.'s move to give greater emphasis to water as a natural resource. This new emphasis considers water with respect...Read more
Regional focus: 
Middle East and North Africa

Pond History As a Source of Error in Fish Culture Experiments: A Quantitative Assessment Using Covariate Analysis

Published: 
October 1, 1991
U.S. Agency for International Development
Nine successive 5-month experiments which examined relationships between fertilization strategies, water quality and yields of Nile tilapia took place February 1985 through March 1990 in 16 earthen ponds at the Ayutthaya Freshwater Fisheries Center, Bang Sai, Thailand. Over the course of these...Read more
Regional focus: 
ThailandEast Asia and Pacific

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