Results 41 to 50 of about 4,500 (206)

Historia socio-geográfica de la ganadería bovina en la reserva “La Sepultura”, Chiapas (México)

open access: yesActa Universitaria, 2019
En Chiapas, México, el manejo de las Áreas Naturales Protegidas (ANP) del trópico está asociado a la expansión de la ganadería, la agricultura, el desmonte ilegal y los conflictos agrarios.
Francisco Guevara-Hernandez   +6 more
doaj   +1 more source

Principios y prácticas agroecológicas para la transición hacia una ganadería bovina sostenible. Revisión

open access: yesRevista Mexicana de Ciencias Pecuarias, 2023
El desarrollo del sector ganadero bovino es afectado por múltiples crisis como la ambiental, económica, alimentaria, energética, sanitaria y migratoria, que impactan en la alimentación y la salud de las personas.
Guadalupe Del Angel-Lozano   +3 more
doaj   +1 more source

Introduced dung beetles suppress methane emissions from cattle dung and alter the temporal dynamics of greenhouse gas flux Los escarabajos peloteros introducidos suprimen las emisiones de metano del estiércol de ganado y alteran la dinámica temporal del flujo de gases de efecto invernadero Besouros coprófagos introduzidos suprimem as emissões de metano do esterco bovino e alteram a dinâmica temporal do fluxo de gases de efeito estufa

open access: yesEcological Entomology, EarlyView.
Dung beetles suppressed cumulative methane flux from cattle dung by 85% and reduced total greenhouse gas emissions by 18%. Beetle activity accelerated initial CO2 release but did not alter total cumulative flux. N2O and NH3 fluxes were transient and not consistently driven by beetle presence.
Jean Holley   +2 more
wiley   +1 more source

NUMBER OF COWS AND BAGS NEEDED TO ESTIMATE in situ DRY MATTER DEGRADATION OF KINGGRASS (Pennisetum purpureum) LEAVES

open access: yesTropical and Subtropical Agroecosystems, 2012
The number of bags to be incubated per sample, and the number of fistulated cows needed to estimate in situ ruminal degradation of Kinggrass (Pennisetum purpureum) dry matter (DMD %) were determined. Three rumen-fistulated cows and 10 bags per incubation
Epigmenio Castillo-Gallegos   +4 more
doaj  

An Isotope‐Based Snapshot Reveals the Combined Influence of High‐Elevation Recharge and Local Return Flows on Groundwater Across Guatemala City

open access: yesHydrological Processes, Volume 40, Issue 6, June 2026.
Representation (not to scale) of potential high elevation recharge and low elevation return flows within the Guatemala City metropolitan area. ABSTRACT Guatemala City is the most populous urban center in Central America. In this urban center, groundwater extraction within the last 40 years has substantially declined water table levels and accelerated ...
Ricardo Sánchez‐Murillo   +3 more
wiley   +1 more source

Angel Cabo Alonso. — La Ganaderia Espanola. Evolucion y tendencias actuates.

open access: yes, 1962
Meynier André. Angel Cabo Alonso. — La Ganaderia Espanola. Evolucion y tendencias actuates. . In: Norois, n°34, Avril-Juin 1962.
Meynier, André
core   +1 more source

Varied motivations for secondary forest reclearing among landholders make forest persistence challenging

open access: yesPeople and Nature, Volume 8, Issue 6, Page 1943-1956, June 2026.
Abstract Remote sensing studies show that ephemeral forest regeneration is widespread in the tropics, limiting the climate and biodiversity benefits from net increases in forest cover. Socioeconomic, biophysical and landscape variables can help explain the spatial distribution of reforestation reversals.
Francis H. Joyce
wiley   +1 more source

Fuentes para la historia de la ganadería trashumante en el noreste novohispano

open access: yesAmérica Latina en la Historia Económica, 2003
El estudio de la ganadería es un tema que ha estado presente en la historiografía mexicana desde la década de 1940 cuando se empezó a discutir la influencia de una institución como la Mesta española para el caso novohispano.
Valentina Garza Martínez
doaj   +1 more source

Sustainable Livestock Decisions in a Post‐Conflict Frontier: Evidence From Colombia's Orinoquía

open access: yesJournal of Agricultural Economics, Volume 77, Issue 2, Page 304-319, June 2026.
ABSTRACT The Orinoquía region is one of Colombia's principal agricultural frontiers and has been shaped by long‐standing armed‐conflict dynamics that continue to influence land governance, producer incentives, and investment decisions. Efforts to promote sustainable cattle production emphasize two key practices: sustainable pasture management ...
Hernando Flórez‐Díaz   +4 more
wiley   +1 more source

Apuntes sobre agricultura y ganaderia hechos en Inglaterra [PDF]

open access: yes
Taques d'òxidConté: La Exposición universal en Lóndres (sección mecánica) / por Francisco Vila y Lletjós. Las artes químicas en la Exposición de Lóndres / por Félix Maciá y Bonaplata.
Vila y Lletjós, Francisco   +1 more
core   +1 more source

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