Results 51 to 60 of about 49,788 (162)

Coffee breeding in a time of crisis: F1 hybrids in Central America since 1990

open access: yesPLANTS, PEOPLE, PLANET, Volume 6, Issue 5, Page 1070-1079, September 2024.
Central America is renowned for producing some of the world's finest coffee, prized for its quality and flavor. With coffee being a major export crop for many countries, the region's economic, social, and cultural well‐being is closely linked to the success of its coffee industry.
Stuart McCook, Andrea Montero‐Mora
wiley   +1 more source

Effect of pgf2 α administration before uterine flushing on embryo recovery rate in superovulated cows and heifers

open access: yesRevista Científica, 2010
Donor cows usually receive an injection of PGF2 alpha or analogues (PG) after embryo recovery to avoid occurrence of pregnancy. Due to its capacity to stimulate uterine contractions it has been suggested that an increase in embryo recovery could be ...
Javier Valencia   +3 more
doaj  

Análisis del rendimiento de grano y sus componentes en cereales sintéticos (Tricepiros y Triticales)

open access: yesSemiárida, 2020
En éste trabajo se analizan los componentes de rendimiento de líneas experimentales de triticales y tricepiros con aptitud para grano y forraje como criterio de selección indirecta para incrementar el rendimiento de grano.
N. Castro, R. Domínguez, H. Paccapelo
doaj  

Characterization of productive parameters - reproductive of buffalo cattle, in an estate of San Marcos Sucre, Colombia

open access: yesRevista Colombiana de Ciencia Animal Recia, 2014
Objective. To describe and technically characterize a cattle farm buffalo (Bubalus bubalis), administered under the dual purpose system at Mosquito farm, in the municipality of San Marcos, Sucre Colombia. Materials and methods.
AMADO ESPITIA P.   +3 more
doaj   +1 more source

Evaluación e identificación de maíces sobresalientes para los valles altos del centro de México [PDF]

open access: yes, 2014
Los Valles Altos del Centro de México es un área agrícola muy importante para la producción de maíz (Zea mays L.) y específicamente para el mejoramiento genético y para la generación de tecnología.
REYNOSO QUIROGA, CARLOS ADOLFO   +1 more
core  

High levels of genetic variation and differentiation in wild tropical gourds provide a novel resource for cucurbit crop improvement

open access: yesPLANTS, PEOPLE, PLANET, Volume 6, Issue 4, Page 834-846, July 2024.
The genetic variation of crop wild relatives will be key for our survival, as environmental change represents an increasing global threat for agriculture and food security. Cucurbita lundelliana and Cucurbita okeechobeensis subsp. martinezii are wild relatives of cultivated squashes and pumpkins that could be used for crop improvement.
Gabriela Castellanos‐Morales   +7 more
wiley   +1 more source

Caracterización seminal de individuos ovinos criollos colombianos de pelo en el departamento de Sucre

open access: yesRevista Colombiana de Ciencia Animal Recia, 2016
El objetivo de este trabajo fue caracterizar el semen de individuos ovinos criollos colombianos de pelo en la granja de la Universidad de Sucre. El estudio se llevó a cabo en la granja “El Perico” de la Universidad de Sucre, a 50 msnm, clima cálido seco ...
Diego Carrillo-González   +1 more
doaj   +1 more source

Mejoramiento del arroz de secano para América Latina [PDF]

open access: yes, 2017
Improving upland rice for Latin America The ecosystems for upland rice in Latin America and the Caribbean and their limitations for rice cultivation are analyzed. The sites where the CIAT rice program and the collaborative project that the Center carries
Borrero Correa, Jaime C.   +4 more
core  

Leveraging whole‐genome sequencing to estimate telomere length in plants

open access: yesMolecular Ecology Resources, Volume 24, Issue 2, February 2024.
Abstract Changes in telomere length are increasingly used to indicate species' response to environmental stress across diverse taxa. Despite this broad use, few studies have explored telomere length in plants. Thus, evaluation of new approaches for measuring telomeres in plants is needed.
Michelle Zavala‐Paez   +2 more
wiley   +1 more source

Effects of In Vitro Interactions of Oviduct Epithelial Cells with Frozen–Thawed Stallion Spermatozoa on Their Motility, Viability and Capacitation Status

open access: yesAnimals, 2021
Cryopreservation by negatively affecting sperm quality decreases the efficiency of assisted reproduction techniques (ARTs). Thus, we first evaluated sperm motility at different conditions for the manipulation of equine cryopreserved spermatozoa.
Brenda Florencia Gimeno   +7 more
doaj   +1 more source

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