Results 41 to 50 of about 401,779 (196)

Efecto de diferentes temperaturas sobre la calidad fisiológica de semillas de sésamo

open access: yesInvestigación Agraria, 2015
En el proceso de germinación de las semillas, éstas pueden ser afectadas principalmente por la disponibilidad de agua, temperatura y luz, que influyen en la germinación.
Claudia Pérez Mendoza   +3 more
doaj   +1 more source

Mating system and gene flow of Nothofagus alpina (Poepp. & Endl.) Oerst. in a clonal seed orchard

open access: yesNew Zealand Journal of Forestry Science, 2017
Background Understanding pathways of genetic information transfer from one generation to another is particularly important when open-pollinated seeds are collected for reforestation or for enrichment of native forests. Nothofagus alpina (Poepp.
Luz Cecilia García Cruzatty   +4 more
doaj   +1 more source

Congreso Mexicano De Recursos Forestales 2017

open access: yes, 2017
El Congreso de la Sociedad Mexicana de Recursos Forestales es un foro de comunicación dirigido a estudiantes, profesores, investigadores y gestores de los recursos naturales. El objetivo del congreso es promover y compartir los avances, soluciones y problemáticas de las diferentes disciplinas a través de conferencias magistrales, ponencias orales y ...
González Tagle, Marco Aurelio   +1 more
openaire   +1 more source

Manejo de recursos forestales no maderables y las políticas de simplificación: El caso de la palma xate en la Selva Lacandona, México

open access: yes, 2017
Resumen El uso de Recursos Forestales No Maderables (RFNM) puede crear oportunidades de desarrollo para poblaciones locales; pero ello requiere de determinadas condiciones. En Mexico, el uso de RFNM considerados oficialmente como “amenazados” es regulado
Gabriela Buda Arango   +3 more
semanticscholar   +1 more source

Use of species’ responses to cryptic anthropogenic disturbances for monitoring biodiversity outcomes in tropical forests

open access: yesConservation Biology, EarlyView.
Abstract Measuring area‐based conservation outcomes in tropical forests is challenging due to cryptic human disturbances (e.g., hunting). As a result, comparative studies of management strategies providing quantitative outcomes remain scarce, especially in the Neotropics.
Lucy Perera‐Romero   +5 more
wiley   +1 more source

Áreas naturales protegidas y sistema de uso común de recursos forestales en el Nevado de Toluca

open access: yes, 2017
El ejido San Francisco Oxtotilpan posee un territorio de 2 107 ha, de las cuales 98 % son forestales y forma parte de tres areas naturales protegidas, dos federales y una estatal.
J. Hernández   +3 more
semanticscholar   +1 more source

Comprehensive framework for assessing and optimizing existing research networks

open access: yesConservation Biology, EarlyView.
Abstract Conservation, monitoring, and research networks, or collections of ecological research sites unified under a common mission of data collection or a research mission, are essential infrastructure for understanding large landscapes. However, most networks developed opportunistically over decades rather than through systematic design, creating ...
Alyson East   +2 more
wiley   +1 more source

El desarrollo agropecuario de los pueblos de alta montaña. La Peñuela, Estado de México

open access: yesEconomía, Sociedad y Territorio, 2014
Se analiza el desarrollo agropecuario de La Peñuela, un pueblo de alta montaña perteneciente al Parque Nacional Nevado de Toluca. El acercamiento metodológico se basó en la Etnohistoria, la cual nos permitió identificar el proceso histórico de las ...
Nancy Diana Anastacio-Martínez   +2 more
doaj   +3 more sources

Effects of landscape context on avian specialist response to increased surface temperature in protected areas

open access: yesConservation Biology, EarlyView.
Abstract Human development is a driver of global change and a major threat to biodiversity. Protected areas maintain and support biodiversity, but outside stressors, such as climate change and land use change, can negatively influence natural resources within protected areas.
Leah J. Rudge   +2 more
wiley   +1 more source

Effect of Partial Pre-Extraction of Hemicelluloses on the Properties of Pinus radiata Chemimechanical Pulps

open access: yesBioResources, 2015
Extraction of hemicelluloses prior to pulping and conversion of the extracted hemicelluloses to other bioproducts could provide additional revenue to traditional pulp and paper industries.
Pablo Reyes   +2 more
doaj   +1 more source

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