Results 121 to 130 of about 44,031 (231)

Integrating ecosystem services and disservices: insights from plant invasions [PDF]

open access: yes, 2017
There is growing interest in ecosystem disservices, i.e. the negative effects of ecosystems on humans. The focus on disservices has been controversial because of the lack of clarity on how to disentangle ecosystem services and disservices related to ...
Bonn, Aletta   +9 more
core   +2 more sources

Utilização de técnicas de deteção remota na identificação de Acacia sp. na Região Centro Sul de Portugal Continental [PDF]

open access: yes, 2012
Dissertação apresentada à Escola Superior Agrária do Instituto Politécnico de Castelo Branco para obtenção do Grau de Mestre em Sistemas de Informação Geográfica - Recursos Agro-Florestais e AmbientaisA deteção remota é uma ferramenta que permite a ...
Martins, Filipe Domingos
core  

Acacia holosericea (Fabaceae) litter has allelopathic and physical effects on mission grass (Cenchrus pedicellatus and C. polystachios) (Poaceae) seedling establishment [PDF]

open access: yes, 2014
Invasion of grass weeds is a major threat for ecosystems. Mission grass (Cenchrus pedicellatus and C. polystachios) vigorously competes with native vegetation and has become a serious problem in northern Australian savanna.
Bellairs, Sean M.   +2 more
core   +1 more source

Effects of two nitrogen-fixing invasive plants species on soil chemical properties in south-central Chile Efecto de dos especies de plantas invasoras fijadoras de nitrógeno sobre las propiedades químicas del suelo en el centro-sur de Chile

open access: yesGayana: Botanica, 2012
Dos especies invasoras leñosas, Acacia dealbata y Teline monspessulana (Fabaceae), ampliamente distribuidas en el centro-sur de Chile, poseen la capacidad de fijar biológicamente el nitrógeno atmosférico y contribuir a la fertilidad del suelo.
Rafael A García   +2 more
doaj  

Nitrogen Fixation in Acacias: an Untapped Resource for Sustainable Plantations, Farm Forestry and Land Reclamation [PDF]

open access: yes
Crop Production/Industries,
Brockwell, John   +3 more
core   +1 more source

A simplified inventory approach for estimating carbon in coarse woody debris in high-biomass forests [PDF]

open access: yes, 2013
Forests carrying large quantities of live and dead wood are important carbon (C) stores. Here, we investigate how the inventory of coarse woody debris (CWD) and its embedded C (CWD-C) may be designed efficiently at the scale of logs, plots, and the ...
Bauhus, J   +4 more
core   +2 more sources

La Investigación con Acacia dealbata, Acacia melanoxylon y Acacia mearnsii en Chile

open access: yes, 2005
El proyecto "Masificación y Desarrollo de Opciones Productivas en Base a Especies de Acacia probadas en Chile" adjudicado por el Instituto Forestal, contempla el estudio de 3 especies del género Acacia. El presente texto corresponde a una compilación respecto a los antecedentes más relevantes sobre Acacia melanoxylon, Acacia dealbata y Acacia mearnsii,
openaire   +1 more source

Personal-Care Products Formulated with Natural Antioxidant Extracts

open access: yesCosmetics, 2018
The objective of this study was to evaluate the potential use of some vegetal raw materials in personal-care products. Four ethanolic extracts (grape pomace, Pinus pinaster wood chips, Acacia dealbata flowers, and Lentinus edodes) were prepared and total
Maria Luisa Soto   +3 more
doaj   +1 more source

Utilização potencial do lenho de Acacia melanoxylon a crescer em povoamentos puros ou mistos com Pinus pinaster pela indústria florestal portuguesa [PDF]

open access: yes, 2007
A Acacia melanoxylon R. Br. (acácia-austrália ou austrália) cresce bem em Portugal, em povoamentos puros ou mistos com Pinus pinaster Aiton, ainda que apresente fortes constrangimentos ecológicos e legais. Apesar de algumas dificuldades, por exemplo na
Anjos, O.   +6 more
core  

Rangewide ploidy variation and evolution in Acacia senegal: a north-south divide? [PDF]

open access: yes, 2015
Knowledge of rangewide variation in DNA content and ploidy level may be valuable in understanding the evolutionary history of a species. Recent studies of Acacia senegal report diploids and occasional tetraploids in the Sudano-Sahelian region of sub ...
Cavers, Stephen   +4 more
core   +1 more source

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