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Morfogénesis in vitro de Anthurium cubense (Araceae)
(1993-12-01)
A study of the in vitro morphogenesis of Anthurium cubense was done to develop a suitable micropropagation method. Some factors which affect callus formation from leaf segments are: leaf expansion percentage of the explant ...
An integrative water quality evaluation in two surface water bodies from a tropical agricultural region in Cartago, Costa Rica
(2021)
A monitoring study was carried out in two micro-catchments in the Reventazón basin, in Northern Cartago, Costa Rica; pesticide occurrence and water quality were analyzed. Twelve pesticides were detected, fve insecticides ...
Occurrence of Squash yellow mild mottle virus and Pepper golden mosaic virus in Potential New Hosts in Costa Rica
(2013-09)
Leaf samples of Solanum lycopersicum, Capsicum annuum, Cucurbita moschata, Cucurbita pepo, Sechium edule and Erythrina spp. were collected. All samples were positive for begomoviruses using polymerase chain reaction and ...
Incidence, Distribution, and Association of Spongospora subterranea and Potato mop-top virus in Costa Rica
(2008)
A survey was conducted in 39 potato (Solanum tuberosum) fields in Costa Rica to determine incidence and association of Spongospora subterranean f. sp. subterranea and Potato mop-top pomovirus (PMTV). The fields were located ...
Polyploidy in Orchid Breeding, Advances and Perspectives
(2022-02-15)
The orchid market is a dynamic horticultural business in which novelty and beauty command
high prices. The development of miniature to large and showy flowers, in addition to fragrance,
is mainly of interest. Overall ...
Estudio de la distribución de las enfermedades virosas de la caña de azúcar en Costa Rica
(2006)
El estudio de las enfermedades de origen viral requiere de técnicas inmunológicas de alta precisión y confiabilidad. Haciendo uso de estas herramientas y con el apoyo del Ministerio de Ciencia y Tecnología y del Centro de ...
Meiosis Research in Orphan and Non-orphan Tropical Crops
(2019-03-05)
Plant breeding is directly linked to the development of crops that can effectively adapt
to challenging conditions such as soil nutrient depletion, water pollution, drought, and
anthropogenic climate change. These ...
Ultraestructura del bambú Guadua angustifolia var. bicolor (Poaceae: Bambusoideae), presente en Costa Rica
(2006-08-20)
Sections of leaf lamina, leaf sheath and branches of adult Guadua paniculata collected in Costa Rica,
were studied ultrastructurally. Diagnostic ultrastructural characteristics include the cellular pattern of the adaxial ...
Papaya ringspot virus and Cucumber mosaic virus associated with a severe mosaic in melon
(1991-09)
Severe mosaic disease was observed in several melon fields in Costa Rica during the period 1987-1991. Two viruses, papaya ringspot virus (PRSV) and cucumber mosaic virus (CMV) were associated in single and mixed infections ...
Emisiones NH3, N2O y CH4
(2020-10-21)
Base de datos de emisiones de metano, òxido nitroso y metano por aplicación de purines e inhibidor de nitrificación