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Pollination biology of Theobroma and Herrania (Sterculiaceae). IV. Major volatile constituents of steam-distilled floral oils as field attractants to cacao-associated midges (Diptera: Cecidomyiidae and Ceratopogonidae) in Costa Rica
(IICA, San José (Costa Rica), 1989-10)
En la Finca Experimental La Lola, cerca de Siquirres en la provincia de Limón, Costa Rica, se hicieron pruebas con dos constituyentes volátiles de aceites florales de dos miembros de la familia Sterculiaceae del género ...
Thermal characteristics and composition of facts from Theobroma species
(IICA, San José (Costa Rica), 1989-10)
La evaluación del comportamiento térmico y la composición fueron utilizados para comparar las grasas de T. angustifolia, T. bicolor (de Costa Rica y Brasil), T. gileri, T. grandiflora and T. mammosa con la manteca de cacao ...
Coffee agroforestry systems capable of reducing disease-induced yield and economic losses while providing multiple ecosystem services
(2020)
Crop losses caused by pests and diseases decrease the incomes and threaten the livelihoods of thousands of families worldwide.During two years, in a research network of 61 coffee plots under a wide variety of shade and ...
Assessing Potential Effects of Nature-Based Solutions (NBS) on Water Ecosystem Service in the Interurban Micro-Watershed Río Torres, Costa Rica
(MDPI, 2023-05-03)
The implementation of green infrastructure (GI) as Nature-Based Solutions (NBS) generates positive effects on the water ecosystem service in an urban context. Practices such as bioretention cells, green roofs, rain gardens, ...
Old-growth neotropical forests are shifting in species and trait composition
(2016)
Tropical forests have long been thought to be in stable state, but recent insights indicate that global change is leading to shifts in forest dynamics and species composition. These shifts may be driven by environmental ...
Ranking twenty-two tropical browse species from Guanacaste, Costa Rica
(Instituto Interamericano de Cooperación para la Agricultura (IICA), Costa Rica, San José (Costa Rica), 1991-10)
Veintidós especies de árboles y arbustos tropicales fueron muestreadas, analizadas químicamente y clasificadas según los valores promedios de proteína cruda (CP) y digestibilidad verdadera in vitro (IVTD) de las hojas. Se ...
Available soil water in a Coffea arabica-Erythrina poeppigiana, C. arabica-Eucalyptus deglupta and C. arabica monoculture plantations
(1999)
Se evaluó el agua disponible en el suelo de 0-15, 15-30, 30-45 y 45-60 cm de profundidad, en parcelas de café sin sombra y con sombra de Eucalyptus deglupta o Erythrina poeppigiana, durante la estación seca en el Valle ...
Above-ground biomass storage potential in primary rain forests managed for timber production in Costa Rica
(Elsevier, Ámsterdam (Países Bajos), 2021-07)
Tropical forests play a fundamental role in mitigating climate change through storage of carbon in above- and below- ground biomass. Their mitigation potential is, however, affected by significant greenhouse gas emissions ...
Comparative attractiveness of floral fragrance oils of "RIM" and "Catongo" cultivars of cacao (Theobroma cacao L.) to Diptera in a Costa Rican cacao plantation
(IICA, San José (Costa Rica), 1989-04)
En un terreno de cacao "Matina" abandonado de Costa Rica se hicieron pruebas durante la temporada de lluvias para comparar la atracción de tres concentraciones progresivas (100 ppm, 10 ppm, 1 ppm) de las esencias de las ...