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
Final Report: Water Optimization of Rain Fed Tropical Cropping
Published:
June 1, 1992U.S. Agency for International Development
The project was conducted as an effort to produce information on how to better deal with water shortages and excesses that keep yields of rain fed crop production low and highly variable. As part of the project, an analytical tool in the form of a water balance computer model was to be developed...Read more
Regional focus:
Costa RicaLatin America and the CaribbeanAge Determination and Growth for Two Corvinas, Cynoscion Stolzmanni and Cynoscion Squamipinnis in the Gulf of Nicoya
Published:
September 1, 1989U.S. Agency for International Development
Age determination and growth for two corvinas, coliamarilla (Cynoscion stoltzmanni) and aguada (Cynoscion quamipinnis), was studied. Validation of age determination on otoliths was carried out by the analysis of length-frequency analysis using the method of Macdonald and Pitcher (1979) and the...Read more
Regional focus:
Costa RicaLatin America and the CaribbeanHydroacoustic Assessment of Fish Stocks in the Gulf of Nicoya, Costa Rica
Published:
September 1, 1989U.S. Agency for International Development
The Gulf of Nicoya, Costa Rica is a relatively shallow, tidally influenced estuary that supports a substantial artisanal fishery on various stocks, primarily corvinas. However, little is known about the population size or productivity of these stocks. While hydro acoustic techniques have been...Read more
Regional focus:
Costa RicaLatin America and the CaribbeanComparative Study of Postlarval Life - History Schedules in Four Sympatric Species of Cancer (Decapoda, Brachyura, Cancridae)
Published:
December 1, 1988U.S. Agency for International Development
The methods and ideas presented in this working paper are derived primarily from Garrison Bay which is a north temperate homologue to the Bay of Nicoya. Both bays are shallow, subjected to seasonal input of fresh water and extremely muddy. Whereas many of the shallow parts of the Bay of Nicoea are...Read more
Regional focus:
Costa RicaLatin America and the CaribbeanSignificance of Physiologically Structured Models for Fish Stock Dynamics
Published:
April 1, 1988U.S. Agency for International Development
The present working document contains the initial papers of a series whose ultimate purpose is to provide a realistic basis for a fresh appraisal of both the surplus production and the dynamic pool approaches to fishery yield analysis. The main idea is to tighten the conceptual framework of the...Read more
Regional focus:
Costa RicaLatin America and the CaribbeanThe Use of Stationary Hydro acoustic Transducers to Study Diel and Tidal Influences on Fish Behavior
Published:
October 1, 1987U.S. Agency for International Development
Diel and tiday conditions are two important factors that influence fish behavior. Many fisheries, such as the Corvina fishery in the Gulf of Nicoya, Costa Rica, take advantage of these influences. This study applied stationary transducer arrays that allowed complete coverage of the water column...Read more
Regional focus:
Costa RicaLatin America and the CaribbeanAudit of the Program for Education and Rraining of Human Resources in Farming and Fishing with the National Commission of Loans for Education in Costa Rica: Public Law 480, Title I Funds
Published:
July 14, 1987U.S. Agency for International Development
Evaluates the use of P.L. 480 Title I funds by Costa Rica's National Commission of Loans for Education (CONAPE) for its Program for Education and Training of Human Resources in Farming and Fishing. Non-Federal audit, conducted by Price Waterhouse of Costa Rica, covers the period 9/83-9/85 and...Read more
Regional focus:
Costa RicaLatin America and the CaribbeanFeasibility of Fish Meal Production in Costa Rica 1983
Published:
January 1, 1983U.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 CaribbeanSociocultural Correlates of Success Among Small-Scale Fishermen in Northwest Costa Rica
Published:
November 1, 1980U.S. Agency for International Development
This paper looks at sociocultural correlates of success among small scale fisherman in northwest Costa Rica. The principal goal of most international development agencies today is to provide for the basic human needs of the poor of the world. This basic human needs approach to development is rather...Read more
Regional focus:
Costa RicaLatin America and the CaribbeanBeliefs About Benefits of Fishermen's Cooperatives on the Pacific Coast of Costa Rica
Published:
August 1, 1979U.S. Agency for International Development
The purpose of this paper is to describe and analyze small scale fishermen's perceived benefits of belonging to a cooperative in several communities in the Gulf of Nicoya and the northwest region of Guanacaste, Costa Rica.Read more
Regional focus:
Costa RicaLatin America and the CaribbeanDon't see what you're looking for? You can search USWP member sites, request a resource, or contact the USWP.