Ciencias agroalimentarias
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Guía ilustrativa de la uchuva (Physalis peruviana)
(2023)Se presentan algunas características morfológicas de las plantas de uchuva. -
Guía ilustrativa de la mora (Rubus spp.)
(2023)Se presentan algunas características morfológicas de las plantas de mora. -
Guía ilustrativa de la trompa de chancho (Hypoxis decumbens)
(2023)Se presentan algunas características morfológicas de las plantas de trompa de chancho. -
Guía ilustrativa de siembra de un árbol de limón mandarina (Citrus x limonia)
(2023)Se presentan fotografías y comentarios sobre el proceso de siembra de un árbol de limón mandarina en el campo. -
Guía ilustrativa de siembra de un arbol de aguacate (Persea americana)
(2023)Se detallan fotografías y comentarios sobre el proceso de siembra de un árbol de aguacate en el campo. -
Cambios fisiológicos y bioquímicos asociados con el oscurecimiento de explantes nodales in vitro de Bambusa lako
(2023-06-02)El término “oscurecimiento” engloba de manera general la oxidación por radicales libres de diferentes componentes celulares, así como la oxidación de compuestos fenólicos catalizados por la enzima polifenol oxidasa para ... -
In Vitro Evaluation of Postbiotics Produced from Bacterial Isolates Obtained from Rainbow Trout and Nile Tilapia against the Pathogens Yersinia ruckeri and Aeromonas salmonicida subsp. salmonicida
(2023)The use of antibiotics in aquaculture leads to the proliferation of multidrug-resistant bacteria, and an urgent need for developing new alternatives to prevent and control disease has, thus, arisen. In this scenario, ... -
Know Your Community: Animal Agriculture and the Environment
(2020)The Animal Agriculture and the Environment (AAE) Community of ASA (Environmental Quality Section) brings together members of different backgrounds to understand how livestock operations have the potential to reduce their ... -
Evaluation of cervical and uterine size, at 4 weeks postpartum, as a predictor of subsequent fertility in Jersey cattle
(2020)Uterine and cervical size of Holstein dairy cows is reported among reasons for a decline in dairy cow fertility. Therefore, the objectives of this study were to (a) determine whether size of the cervix and uterus at 4 weeks ... -
Ovarian function and the establishment and maintenance of pregnancy in dairy cows with and without evidence of postpartum uterine disease
(2020)Uterine disease early postpartum reduces fertility during the breeding period. One potential mechanism involves the reduced functional capacity of the uterus to support pregnancy. A second potential mechanism involves ... -
Bacterias cultivables resistentes a oxitetraciclina durante el proceso de vermicompostaje de excretas bovinas
(2023-05-01)Introducción: A nivel mundial se han detectado bacterias con genes de resistencia al antibiótico oxitetraciclina en estiércol de vacas lecheras, sin embargo, es una práctica común utilizar este estiércol como fertilizante. ... -
Efecto de la inclusión de Musa sp. en la conservación de ensilajes de Trichanthera gigantea (Humb. & Bonpl.) Nees.
(2021)Objetivo: Evaluar el efecto de la inclusión de diferentes niveles de Musa sp. en la calidad nutricional y fermentativa de ensilajes de Trichanthera gigantea (Humb. & Bonpl.) Nees. Materiales y Métodos: Se utilizó un ... -
Biological indicators of animal welfare in rodents in the biological essay laboratory of the University of Costa Rica: Evaluation protocols
(2019)Animal welfare can be affected by many factors that compromise both physical and mental health, that is why the more objective relationships are provided, the greater the likelihood of identifying the state of well-being ... -
Silage quality and bacterial diversity of silages inoculated with Listeria monocytogenes and Lacticasseibacillus paracasei_6714
(2023-03-01)Introduction: King grass (Cenchrus purpureus (Schumach.) Morrone, syn. Pennisetum purpuphoides) and pineapple peel (Ananas comosus) silages are food alternatives for livestock in conditions of feed shortage. Objective: ... -
Long-term cryopreservation of non-spore-forming fungi in Microbank™ beads for plant pathological investigations
(2018-05)Long-term preservation of experimental fungi without genetic, morphological, and pathogenic changes is of paramount importance in mycological and plant pathological investigations. Several cryogenic and non-cryo- genic ... -
Nutrient Management Improvements in Forestry Species
(2014)Proper soil management and forest nutrition are key to maintaining the productivity of planted or natural forests. This article reviews related concepts and developments for Central American forests and focuses on relevant ... -
Vochysia guatemalensis Donn. Smith, an alternative species for reforestation on acid tropical soils
(2016-03)Vochysia guatemalensis Donn. Smith is a native species commonly used in small-scale reforestation programs in Costa Rica recognized for its fast growth under acidic and unfertile soil conditions. This study aimed to ... -
Accumulation and export of nutrients in harvested wood of Vochysia guatemalensis in small-scale forest plantations
(2017-01)To enhance knowledge required for better management of tropical forest plantations, aboveground accumulation in different tree tissues (stem, branches, foliage and total) at different growth stages of guatemalensis (white ... -
Incumplimiento en el contenido nutricional de alimentos importados para mascotas en Costa Rica
(2023-05-01)La normativa que regula los alimentos balanceados asegura el bienestar de las mascotas, la salud pública y la seguridad al consumidor, por lo que es valioso corroborar el contenido de los nutrimentos declarados en las ... -
Variantes ultraestructurales de la cochinilla harinosa Pseudococus elisae Borchsenius (Hemíptera:Pseudococcidae) en Costa Rica
(2018)Muchas de las especies de cochinillas harinosas (Hemiptera: Pseudococcidae) consideradas plagas de cultivos, están concentradas en la región de países del trópico. Con el objetivo de disponer de información actualizada ...
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