Results 51 to 60 of about 16,529 (201)
Agronomía Colombiana, 1988 El nitrógeno es un macronutrimento de mayor importancia para las plantas, debido a que ellas lo requieren en grandes<br />cantidades. Por lo general, la disponibilidad de este elemento químico en el suelo es insuficiente, requiriéndose su ...
Martínez W. Orlando +3 more
doaj
Institutional lessons from the Nordic management model
Conservation Biology, EarlyView.Abstract To improve wildlife management outcomes, in terms of reaching management goals and increasing legitimacy, Nordic countries have developed institutional systems involving stakeholders that aim for a more inclusive and participatory model.
Jens Nilsson +2 more
wiley +1 more source
ANÁLISIS DE LA ESTRUCTURA POBLACIONAL DE FRIJOL AYOCOTE (Phaseolus coccineus L.) MEDIANTE AFLP
Polibotánica, 2019 El frijol ayocote (Phaseolus coccineus L.; 2n=2x=22) es una leguminosa originaria de las zonas altas de México, tiene importancia para consumo humano y obtención de características de mejoramiento, muestra resistencia a patógenos y a ciertos factores ...
Régulo Ruíz Salazar +4 more
doaj +1 more source
Translocation effects on regional and local population viability and connectivity
Conservation Biology, EarlyView.Abstract Translocations and reintroductions aim to improve the viability of isolated populations and promote connectivity for large carnivores. However, there is no established framework for assessing their success. We used the Eurasian lynx (Lynx lynx) in western and central Europe to assess the impact of translocations on the viability of six ...
Eva Sánchez Arribas +25 more
wiley +1 more source
Revista Biológico Agropecuaria Tuxpan, 2017 La introducción de especies exóticas se considera como un factor importante que puede ocasionar la extinción, o declive de poblaciones. En el presente trabajo se realiza una estimación de la densidad poblacional del venado cola blanca (Odocoileus ...
Salvador Romero Castañón +2 more
doaj +1 more source
Conservation Biology, EarlyView.Abstract The United Nations and European Union have set ambitious conservation goals to halt and reverse declines in biodiversity by protecting 30% of land and sea areas by 2030. Effective conservation planning requires evidence‐based spatial prioritization to maximize the coverage of species within designated protected areas.
Yanjie Xu +33 more
wiley +1 more source
Behavioral interventions to reduce demand for threatened freshwater turtles as pets
Conservation Biology, EarlyView.Abstract Growing demand for freshwater turtles as pets has fueled illegal trade and accelerated wild population declines, underscoring the need for theory‐based demand‐reduction interventions. We conducted a three‐part randomized controlled trial with active turtle keepers (n = 1800) in China to test conservation‐ and legality‐framed messages by ...
Wuji Zheng +9 more
wiley +1 more source
Polibotánica, 2019 México conserva gran diversidad de “parientes silvestres” de las plantas cultivadas, ejemplo, diferentes especies de solanáceas, cucurbitáceas y caricáceas.
Juan Carlos Alvarez Hernandez
doaj
Identifying hotspots of faunal data deficiency to direct urgent research and monitoring
Conservation Biology, EarlyView.Abstract Data deficiency is a substantial challenge for extinction risk assessments because incomplete data means we cannot accurately identify priority protected areas for conservation. Here, we use the International Union for Conservation of Nature (IUCN) distributions of amphibians, sharks and rays, fish, mammals, birds, and reptiles to identify ...
Matt W. Hayward +4 more
wiley +1 more source
Ecología de poblaciones demografía
Actualidades Biológicas, 2017 El mundo vivo está compuesto de sistemas a diferentes niveles de organización. Estos se ordena desde estructruas moleculares, organelas, células, tejidos, órganos, organismos, hasta llegar a arreglos mayores y complejos como son las Poblaciones y las Comunidades.
openaire +1 more source