Resumen Antecedentes: El copal es una resina que se usa en ceremonias religiosas y culturales; se extrae de Bursera bipinnata y Bursera copallifera y se obtiene tanto de poblaciones silvestres como de árboles manejados. Preguntas: ¿Qué método de propagación (estacas o semillas) resulta más adecuado para cada especie? ¿Cómo es el desempeño en campo ...
Published in Conservation biology : the journal of the Society for Conservation Biology
Un sistema basado en conocimiento experto para predecir la tasa de supervivencia a partir de datos de salud Resumen La detección y el entendimiento oportunos de la declinación poblacional son esenciales para que el manejo y la conservación de fauna tengan efectividad. La evaluación de las tendencias en el tamaño poblacional ha sido la estrategia es...
Introduction:Corneal graft survival is considered a measure of success after keratoplasty and is defined as the time between keratoplasty and irreversible loss of graft clarity.Objective:To estimate the survival of keratoplasty for optical purposes and the associated preoperative factors in pediatric patients.Material and Methods:A descriptive, ret...
The article analyzes the productions of the Game Jam “Jugá por Malvinas. The Malvinas question from the world of video games” carried out by the National University of Lomas de Zamora (UNLZ) as part of an institutional multimedia project 40 years after the 1982 War. The playful creation experience was an invitation to investigate scenarios, resigni...
Introduction: Sampling and complete lymphadenectomy complement the surgical access to chest affections when standard or extended lymphadenectomies or simple exeresis are performed for biopsies. Its evaluation compared to patients who did not undergo mediastinal lymphadenectomy allows to define the management of patients with lung cancer.Objective: ...
The use of biostimulants in fish diets is currently of great interest. The immune and biochemical response was evaluated in juvenile red tilapia (Oreochromis mossambicus x O. niloticus), with different levels: 0 (control), 1, 2, 3, 4 and 5% dietary chitosan supplementation. Initially 270 animals were sown, with an average weight of 7.53 ± 0.50 g, d...
Damping-off is a disease that occurs in forest nurseries during the establishment stage of seedlings and is mainly caused by fungi. The objective was to carry out the isolation, morphological characterization, and pathogenicity tests of fungi in five forest nurseries in the state of Durango in 2018. Fungal isolates were obtained from seedlings of P...
Bactericera cockerelli causes damage to nightshade crops in Mexico, causing millions of pesosin losses to producers; for its control, chemical insecticides have been used, which over time hasgenerated resistance in the insect, causing its control to be more difficult year after year. Newalternatives are sought for the control of this pest, among wh...
Se analizó la supervivencia en pacientes con cáncer de mama beneficiarias del Seguro de Salud Popular en San Luis Potosí, de 2007-2012. Estudio cuantitativo observacional, transversal y retrospectivo, incluyó 502 casos de cáncer de mama. Se utilizaron curvas de Kaplan-Meier, prueba de log rango (Mantel-Cox) y un modelo multivariado mediante regresi...
The objective of the research was to contrast the information reported by several authors on innovation and its relevance in the survival and profitability of organizations. For this purpose, a bibliographic review of what has been reported by various authors on the subject was carried out. Finally, from the review it can be noted that most of the ...
