Repositorio Institucional CATIE: Recent submissions
Now showing items 391-400 of 9216
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Meiosis in Theobroma cacao
(IICA, San José (Costa Rica), 1989-10)En este estudio sobre Theobroma cacao todas las células estudiadas tenían 20 cromosomas; no se observaron células aneuploides. El proceso de meiosis se desarrolló normalmente, en el que el estadío de paquitene fue el de ... -
Método de inoculación y evaluación de la resistencia a Phytophthora palmivora en frutos de cacao (Theobroma cacao)
(IICA, San José (Costa Rica), 1989-10)Se evaluaron cuatro métodos de inoculación de P. palmivora en frutos de cacao bajo condiciones de campo en Turrialba, Costa Rica (602 msnm, 22 grados centígrados, 2 600 mm). El método más adecuado consistió en la inoculación ... -
The evidence base for environmental and socioeconomic impacts of "sustainable" certification
(Environment for Development, 2010-03)Initiatives certifying that farms and firms adhere to predefined environmental and social welfare production standards are increasingly popular. According to proponents, they create financial incentives for farms and firms ... -
Determinants of Performance of Drinking-Water Community Organizations
(Environment for Development, 2010-02)This paper presents an institutional analysis of the underlying factors affecting the performance of drinking-water community organizations in rural areas of Costa Rica. These organizations provide water to more than 60 ... -
Conservation policies and labor markets: unraveling the effects of national parks on local wages in Costa Rica
(Environment for Development, 2010)Despite the global environmental benefits of increasing the amount of protected areas, how these conservation policies affect the well-being of nearby individuals is still under debate. Using household surveys with highly ... -
Anonymity, reciprocity,and conformity: evidence from voluntary contributions to a national park in Costa Rica
(Environment for Development, 2008)We investigate the role of anonymity, reciprocity, and conformity for voluntary contributions, based on a natural fieldexperiment conducted at a national park in Costa Rica. Contributions made in public in front of the ... -
Deforestation impacts of environmental services payments: Costa Rica's PSA Program 200-2005
(Environment for Development, 2008)Costa Rica’s environmental services payments program (Pagos por Servicios Ambientales, or PSA) started in 1997 and was the true pioneer in this area. It is broadly cited and has led to numerous calls for emulating its ... -
Justificación económica del mejoramiento genético forestal
(CATIE, 1996) -
Situación del manejo forestal sostenible en la Amazonia boliviana1
(CATIE, Turrialba (Costa Rica), 2006-12)Bolivia tiene más del 54% de su territorio cubierto por bosques. A partir de 1996, con la promulga ción de una nueva ley forestal, el sector forestal boliviano sufrió un cambio profundo. Estos cam bios son visibles en ... -
Manejo sostenible de los bosques tropicales Desafíos para las prácticas de aprovechamiento de impacto reducido
(CATIE, Turrialba (Costa Rica), 2006-12)La historia de la silvicultura en los bosques tropi cales húmedos muestra una tendencia general hacia la adopción de sistemas policíclicos de corta selectiva. En tales sistemas, las operaciones de aprovechamiento ...
