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Mostrando ítems 4341-4350 de 7071
Colonización micorrícica de los plantines de ciprés de la cordillera en relación con la disponibilidad de fósforo y agua en vivero = Mycorrhizal colonization of mountain cypress seedlings in relation to phosphorus and water availability under nursery conditions
(Facultad de Ciencias Forestales y Recursos Naturales, Universidad Austral de Chile, 2023-05)
La asociación de raíces con hongos micorrícicos aumenta el prendimiento en la implantación de especies forestales. El ciprés de la cordillera forma naturalmente micorrizas del tipo arbusculares (MA). En general, el uso de ...
Monensin occurrence in surface water and its impact on aquatic biota in a stream of the southeast Pampas, Argentina
(Springer Science, 2020-10-16)
Monensin is an ionophore antibiotic used as a feed additive and growth promoter in cattle production worldwide. The occurrence of monensin in aquatic surficial ecosystems is of concern due to its possible detrimental effects ...
Pseudomonas fluorescens and Azospirillum brasilense Increase Yield and Fruit Quality of Tomato Under Field Conditions
(Springer, 2020-09)
Crop inoculation with plant growth-promoting rhizobacteria (PGPR) is a sustainable alternative to diminish the excessive use of chemical fertilizers in agriculture. However, there is little information about PGPR inoculation ...
Persistence of tall fescue in a subtropical environment : tiller survival over summer in response to flowering control and nitrogen supply
(Wiley, 2016)
Enhancing pasture persistence is crucial to achieve more sustainable grass-based animal production systems. Although it is known that persistence of perennial ryegrass is based on a high turnover of tillers during late ...
Combined effects of agrochemical contamination and forest loss on anuran diversity in agroecosystems of east-central Argentina
(Elsevier, 2020-11)
Agricultural expansion and intensification has led globally to a rapid landscape structure change and high agrochemical use resulting in habitat loss and degraded environmental quality. Co-occurrence of landscape change ...
Effect of foliar application of boron, zinc and calcium on onion seed production = Efecto de la aplicación foliar de boro, zinc y calcio en la producción de semilla de cebolla
(ASAHO, 2020-08)
La semilla de cebolla representa un alto porcentaje del valor económico total de semillas de hortalizas comercializado en el mundo. En Argentina, la producción de semilla de cebolla se realiza en San Juan y Mendoza y se ...
Histophilus somni myocarditis and leptomeningitis in feedlot cattle: case report and occurrence in South America
(SAGE Publishing, 2019)
We investigated deaths in a group of feedlot steers in Argentina. The main findings in 3 steers autopsied were pulmonary congestion and edema, necrotizing myocarditis, pericarditis, suppurative leptomeningitis, and ...
Gene expression and in vitro replication of bovine gammaherpesvirus type 4
(Springer Verlag, 2021-02-05)
In vitro cell cultures are widely used models for dissecting cellular and molecular mechanisms that lead to certain physiological conditions and diseases. The pathogenesis of BoHV-4 in the bovine reproductive tract has ...
The role of social capital and collective actions in natural capital conservation and management
(Elsevier, 2020-05)
The relationships among social capital (SC) and collective actions (CA) for nature conservation and management were analyzed across five case studies characterised by specific land-use dynamics in the South American ...
Varroa destructor and Nosema sp seasonal dynamics in Apis mellifera colonies from temperate climate in Argentina = Dinámica estacional de Varroa destructor y Nosema sp en colonias de Apis mellifera en clima templado de Argentina
(Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2022)
Los ectoparásitos obligados Varroa destructor y Nosema sp afectan la salud de la abeja de la miel Apis mellifera y genera importantes pérdidas de la colonia. Este artículo describe y analiza información proveniente de ...