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Dung Beetle Assemblages Attracted to Cow and Horse Dung: The Importance of Mouthpart Traits, Body Size, and Nesting Behavior in the Community Assembly Process
(MDPI, Basel (Switzerland), 2021-08)
Dung beetles use excrement for feeding and reproductive purposes. Although they use a range of dung types, there have been several reports of dung beetles showing a preference for certain feces. However, exactly what ...
The action of methyl methanesulfonate on Triticale hexaploid
(IICA, San José (Costa Rica), 1987-01)
Se analizaron los efectos del MMS sobre semillas de Triticale hexaploide cv. Bacum evaluando diversos caracteres en la generación M1. Basados en pruebas de laboratorio la DL5n se calculó en 0.39 porciento p/v 1 horas a 20 ...
Transformation of coffee-growing landscapes across Latin America. A review
(CATIE, Turrialba (Costa Rica), 2021-09)
In Latin America, the cultivation of Arabica coffee (Coffea arabica) plays a critical role in rural livelihoods, biodiversity
conservation, and sustainable development. Over the last 20 years, coffee farms and landscapes ...
Sea Level Rise and Implications for Low Lying Islands, Coasts and Communities
(The Intergovernmental Panel on Climate Change, 2019-06-14)
The isabela fire: galapagos islands
(IICA, San José (Costa Rica), 1987-01)
Entre los meses de marzo y mayo de 1985 varios incendios ocurrieron en la lsla Isabela, la mayor de las islas del Archipiélago de las Galápagos. El primero de estos incendios comenzó en una zona agrícola el 28 de febrero ...
Baseline soil characteristics of a humid tropical silvopastoral system and changes in selected soil properties
(IICA, San José (Costa Rica), 1993-01)
We established fast-growing leguminous trees (Erythrina berteroana Urban) in native grass pastures in Costa Rica's Atlantic region to determine the effects of tree pruning and cattle grazing on soil phosphorus availability ...
Charcoal rot screening procedure and virulence of Macrophomina phaseolina isolates on dry edible beans
(IICA, San José (Costa Rica), 1989-04)
En prueba de invernadero se encontró que esclerocios secos de M phaseolina son la forma de inóculo más efectivo para iniciar pudrición carbonosa (charcoal rot) con una incidencia alta y consistente. Este tipo de incidencia ...
Development and fecundity of the Southwestern corn borer, Diatraea grandiosella dyar (Pyralidae, Lepidoptera), as affected by host plant water stress
(IICA, San José (Costa Rica), 1989-04)
Se comparó el efecto de diversos niveles de escasez de humedad del suelo sobre el barrenador del tallo del maíz, Diatraea grandiosella Dyar. Niveles altos de tensión de agua del suelo redujeron el área foliar y la altura ...
Microsatellite DNA fingerprinting of Coffea sp. germplasm conserved in Costa Rica through singleplex and multiplex PCR
(Crop Breeding and Applied Biotechnology, 2020)
A large collection of coffee genetic resources is conserved in Costa Rica. In this study, microsatellite DNA fingerprinting of coffee through singleplex and multiplex PCR approaches coupled with capillary electrophoresis ...