Results 71 to 80 of about 130,959 (222)

Evaluation of a two-phase extraction system of carbohydrates and proteins from chlorella vulgaris utex 1803 [PDF]

open access: yes, 2016
Microalgae are a valuable source of high-value products and biofuels, however the high-energy cost required for the extraction of their metabolites has kept questioning on possible industrial upgrading. The aim of this study was to evaluate the effect of
Andrés, F.   +7 more
core   +1 more source

ESTIMACIÓN DE LA BIOMASA FORESTAL PARA LAS ESPECIES QUERCUS ROTUNDIFOLIA Y QUERCUS SUBER BASADA EN IMÁGENES DEL SATÉLITE QUICKBIRD [PDF]

open access: yes, 2013
para una buena gestión. Actualmente las técnicas de inventario y monitoreo de biomasa forestal son usualmente lentas, muy trabajosas y de elevado coste, verificándose así la necesidad de desarrollar otras técnicas, que sean fiables y con costes ...
Baptista, F.J.   +5 more
core  

Biomasa y normativas asociadas

open access: yes, 2021
Por medio de este ensayo buscamos invitar a reflexionar sobre el rol que juega cada uno de nosotros en el desarrollo sustentable de nuestro país, particularmente el vinculado al desarrollo de las energías renovables, y hacer una breve introducción a los contenidos que son tratados en los capítulos siguientes.
Neyra, Sofía   +4 more
openaire   +1 more source

Potencial de mitigación del cambio climático de los ecosistemas forestales caducifolios en Costa Rica: modelos predictivos de biomasa y carbono

open access: yesCiencias Ambientales, 2019
La cobertura vegetal, principalmente los bosques, cumple un papel fundamental en la mitigación del cambio climático. Se calculó la biomasa y el carbono almacenado para bosques caducifolios, primarios y secundarios, en la región del Pacífico Norte de ...
William Fonseca-González   +2 more
doaj   +1 more source

Stok Karbon Dan Biomasa Beberapa Komoditas Tanaman Pertanian Di Bodogol- Taman Nasional Gunung Gede Pangrango – Jawa Barat [PDF]

open access: yes, 2016
The study of carbon stock and biomasa of agricultural commodities was conducted in the Bodogol village, Gunung Gede Pangrango National Park - West Java. The purpose of this research to determine the biomasa, carbon stock and the rate of decomposition of ...
Alhamd, L. (Laode)   +2 more
core  

Interactions between shorebirds and benthic invertebrates at Culbin Sands lagoon, NE Scotland: effects of avian predation on their prey community density and structure [PDF]

open access: yes, 2007
In the North Sea, during autumn-winter, intertidal flats often receive a massive influx of migratory shorebirds (wildfowl, waders and seabirds), which utilise the high prey densities that are available.
Boyle, Peter R.   +2 more
core   +3 more sources

Moth Communities Reveal High Stability Despite Ongoing Compositional Shifts Over Five Years Following Hurricane Disturbance

open access: yesEcology and Evolution, Volume 15, Issue 10, October 2025.
We examined the temporal dynamics and ecological stability of tropical forest moth communities using a unique dataset spanning 6 months before and up to 5 years after two extreme hurricanes. While abundance and richness recovered within 2 years, species composition continued to shift, indicating ongoing reassembly with a directional trajectory toward ...
Aura M. Alonso‐Rodríguez   +3 more
wiley   +1 more source

Recovery mode: Marine protected areas enhance climate resilience of invertebrate species to marine heatwaves

open access: yesFunctional Ecology, Volume 39, Issue 8, Page 1879-1893, August 2025.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Marine protected areas (MPAs) can promote population recovery from climate change impacts by reducing local stressors like fishing. However, with extreme climatic events such as marine heatwaves (MHWs) increasing in frequency and duration, it remains unclear whether ...
Carolina Olguín‐Jacobson   +12 more
wiley   +1 more source

Biomasa aérea de Zanthoxylum kellermanii P. Wilson en una selva perennifolia del norte de Oaxaca

open access: yesRevista Mexicana de Ciencias Forestales, 2017
Zanthoxyllum kellermanii es una especie de importancia ecológica y económica del sureste mexicano, que se desarrolla en la región de La Chinantla, Oaxaca.
Filemón Manzano Méndez   +3 more
doaj   +1 more source

PENGARUH JARAK TANAM DAN VARIETAS TERHADAP TRANSMISI RADIASI, BIOMASA DAN PRODUKSI KEDELAI VARIETAS ANJASMORO, TANGGAMUS, DAN WILlS [PDF]

open access: yes, 2005
Tujuan penelitian ini adalah untuk mengungkapkan pengaruh jarak tanam dan varietas terhadap transmisi radiasi, biomasa, dan produksi kedelai. Penelitian ini bersifat eksperimental dengan raneangan Faktorial pola Raneangan Aeak Lengkap Sub Sampel dengan ...
Djukri, .
core  

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