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Now showing items 11-20 of 20
A methodological proposal for the evaluation of farmer's adaptation to climate variability, mainly due to drought in watersheds in Central America
(2008)
The current study shows the process and the results of a methodology proposed to contribute with the issue of how to evaluate the adaptation to climate variability and future climate change. The proposed methodology consists ...
Human pressure on water quality and water yield in the upper Grijalva river basin in the Mexico-Guatemala border
(ELSEVIER, 2016)
Forest ecosystems are major providers of high quality water and contribute to maintain a better distribution of base flows during the year. However, these environmental services have been adversely affected by human pressure ...
Experiencias y potencialidades del pago de servicios ambientales en cuencas hidrográficas en América Central
(CATIE, Turrialba (Costa Rica), 2005)
Perspectives for organic crop production in the tropics (Número de registro
(1999)
Because of the more favourable environment for crop pests and diseases, higher decomposition rates and loss of nutrients through leaching, tropical environments would not, at first, seem to be very productive for crop ...
Estimating dew duration on banana and plantain leaves from standard meteorological observations
(Elsevier (Amsterdam), 1992)
Black Sigatoka is an important fungal disease of bananas and plantains. Dew duration on the upper leaves of these plants (Leaves O and 1) is an important factor in the development of the disease. A general dew estimation ...
Shade effects on moisture relations of agroforestry systems
(1999)
Although competition of shade trees for water with shaded crops has been a major argument in favor of the removal of shade trees in agroforestry systems, experimental results do not always confirm that shade trees increase ...
Groundwater vulnerability mapping in two watersheds affected by Yacyreta Dam in Paraguay
(2015)
Groundwater vulnerability mapping was conducted for two
intensive agriculture and urban watersheds draining to the
Yacyreta Dam in Paraguay. Two widely used overlaying
methods (GOD and DRASTIC) were applied and compared
to ...
Operation of the EWS in the city of Matagalpa, Nicaragua
(2016)
The city of Matagalpa, due to the geological and morphological features of the territory, exposure to natural phenomena, the degradation of natural resources and rapid population growth, has endangered the welfare of its ...