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

Multivariate Methods in Aquaculture Research: Case Studies of Tilapias in Experimental and Commercial Systems

Published: 
January 1, 1993
U.S. Agency for International Development
This contribution presents the rationale for the other chapters in this book, to which it serves as introduction. We discuss sequentially: our emphasis on tilapia (Oreochromis spp., Fam. Cichlidae), modelling of pond aquaculture, exploratory and con­ firmatory methods for multivariate analysis, the...Read more
Regional focus: 
PhilippinesEast Asia and Pacific

Management Turnover of a Pump Irrigation System in The Philippines: The Farmer'S Way

Published: 
January 1, 1993
U.S. Agency for International Development
The Philippines' National Irrigation Administration (NIA) of the Philippines has piloted and implemented several approaches to organizing farmers to undertake management responsibilities for the operation and maintenance (O&M) of irrigation systems. in 1983, NIA piloted a new approach...Read more
Regional focus: 
PhilippinesEast Asia and Pacific

Role of Chicken Manure in The Production of Nile Tilapia, Oreochromis Niloticus (L.)

Published: 
January 1, 1993
U.S. Agency for International Development
Two grow-out experiments were conducted to evaluate the functional role of chicken manure for Nile tilapia. Oreochromis niloticus (L.), production in central Thailand. Experiment 1 examined the relationship between chicken manure input and net fish yield (NFY). Experiment 2 determined the value of...Read more
Regional focus: 
ThailandEast Asia and Pacific

ICLARM's Strategy for International Research on Living Aquatic Resources Management

Published: 
March 1, 1992
U.S. Agency for International Development
Aquatic resources are important for livelihood and consumption. Fish, including finfish, crustaceans, mollusks and seaweeds, are the fifth most important agricultural commodity. Developing countries catch and produce 52 million tons annually, over half of the world production. At least 50 million...Read more
Regional focus: 
PhilippinesEast Asia and Pacific

Irrigation Management for Diversified Cropping in Rice-Based Systems in The Philippines

Published: 
January 1, 1992
U.S. Agency for International Development
AGRICULTURAL DIVERSIFICATION IS evolving as an attractive alternative in agricultural development due to declining worldwide commodity prices of staple crops, particularly rice, instability and unsustainability of agricultural production systems based on single crops, and declining income of the...Read more
Regional focus: 
PhilippinesEast Asia and Pacific

Determination and Comparison of Bivalve Growth, with Emphasis on Thailand and Other Tropical Areas

Published: 
January 1, 1992
U.S. Agency for International Development
An analysis of the shell microstructure of A. granosa and P. viridis experimentally cultured in coastal waters of Thailand revealed that the formation of growth lines was closely related to tidal periodicity. This study concludes that growth lines are formed when the bivalves react with shell...Read more
Regional focus: 
ThailandEast Asia and Pacific

Terminal Report: [upper south integrated coastal resources management] -- Thailand

Published: 
January 1, 1992
U.S. Agency for International Development
The Upper South Integrated Coastal Resources Management Project was carried out since 1987 with support from the ASEAN/US Cooperative Programme on Marine Science and cooperation of various government agencies, universities and institutions whereas ONEB was a lead and coordinating agency. After...Read more
Regional focus: 
ThailandEast Asia and Pacific

Final Report Covering Period: April 15, 1988 to December 31, 1992 -- Kidney Disease of Seabass (Lates calcarifer)

Published: 
January 1, 1992
U.S. Agency for International Development
Since 1983, a condition referred to as seabass (Lates calcarifer) kidney disease has occurred among cultured populations of this species in southern Thailand. The disease generally apppears about six weeks after hatching or at culturing time in the cages, and in some cases, causing mortality...Read more
Regional focus: 
ThailandEast Asia and Pacific

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

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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