Results 81 to 90 of about 1,304,584 (274)

Dinâmica de Perfilhamento do capim-coastcross (Cynodon dactylon (L.) Pers.), submetido a doses de nitrogênio e períodos de rebrotação

open access: yesBoletim de Indústria Animal, 2008
Este trabalho foi realizado em casa de vegetação objetivando avaliar os efeitos de doses de nitrogênio (N) e do período de rebrotação do capim-coastcross (Cynodon dactylon L. Pers. cv. Coastcross-1) na dinâmica do perfilhamento. Os tratamentos consistiram de doses de N, na forma de uréia, equivalentes a zero; 100; 200 e 300kg ha-1 de N, avaliados em 10
Bruna Adese Lopes da Cunha   +3 more
openaire   +5 more sources

La dinámica de la tierra [PDF]

open access: yes, 2011
Fil: Cingolani, Carlos Alberto. División Geología. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Ramos, Víctor Alberto.
Cingolani, Carlos Alberto   +1 more
core  

Improvement in survivorship: The key for population recovery? [PDF]

open access: yes, 2016
In northern Patagonia, commercial harvesting of South American sea lions, Otaria flavescens, from 1920 to 1960, decimated its population abundance. Population recovery was not immediate after hunting ceased in 1962.
Crespo, Enrique Alberto   +2 more
core   +1 more source

A practical, adaptive compliance management framework for improving marine protected area effectiveness

open access: yesConservation Biology, EarlyView.
Abstract Noncompliance regularly undermines the effectiveness of marine protected areas (MPAs) worldwide. The reasons for and drivers of noncompliance depend on the context (e.g., insufficient funding, capacity, neocolonialism, historical conflict), but the prevalent solution offered to curtail noncompliance tends to be more or better enforcement.
B. Bergseth   +10 more
wiley   +1 more source

Variación temporal de la productividad foliar de Thalassia Testudinum K. d. Koenig en una pradera del Rincón de Guanabo, Cuba/ Temporal variation of the productivity of Thalassia testudinum (K. D. Koenig) in a meadow of Rincon de Guanabo, Cuba

open access: yesRevista de Investigaciones Marinas, 2019
Thalassia testudinum K. D. Koenig es la angiosperma marina dominante en la plataforma cubana, pero la variabilidad intra-anual de la producción foliar ha sido evaluada en pocos sitios.
Emma Elena Gómez González   +3 more
doaj  

Dinámica sucesional del encinar de la sierra de Álvarez, San Luis Potosí, México

open access: yes, 2016
Resumen es: El efecto de la competencia interespecifica sobre la dinamica de los bosques templados en Mexico ha sido poco estudiado.
Pedro Castillo Lara   +4 more
semanticscholar   +1 more source

Sintonización dinámica de aplicaciones MPI [PDF]

open access: yes, 2010
En la actualidad, la computación de altas prestaciones está siendo utilizada en multitud de campos científicos donde los distintos problemas estudiados se resuelven mediante aplicaciones paralelas/distribuidas. Estas aplicaciones requieren gran capacidad
Martínez Trujillo, Andrea   +4 more
core  

Using customs data to understand overlooked trade in non‐CITES birds between Africa and Asia

open access: yesConservation Biology, EarlyView.
Abstract The international trade in live birds poses risks to animals, people, and biodiversity. To effectively mitigate these risks, decision‐makers require information on the volume, dynamics, and direction of trade. Despite Africa once being the largest exporter of birds by region, very little data exist on recent trade in live birds not listed on ...
Alisa Davies   +4 more
wiley   +1 more source

Dinámica nutricional de cacao bajo diferentes tratamientos de fertilización con N, P y K en vivero

open access: yes, 2016
El exito de las estrategias de expansion de la produccion cacaotera en Colombia por cuenta de las  nuevas oportunidades del mercado requiere entre otros, de produccion de plantas de alta calidad desde la etapa de vivero.
John Cristhian Fernández Lizarazo   +2 more
semanticscholar   +1 more source

Providing regular and frequent maps of losses and gains of farmland birds based on European monitoring data

open access: yesConservation Biology, EarlyView.
Abstract Knowledge of species distributions is essential for informing policies on nature conservation and restoration. However, updating them on a regular basis and doing so in a harmonized manner at the international level is difficult. The European Bird Census Council integrated national monitoring data covering 5 years to update farmland bird ...
Sergi Herrando   +54 more
wiley   +1 more source

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