Results 61 to 70 of about 771,045 (256)

Riparian Vegetation and Sediment Supply Regulate the Morphodynamic Response of an Experimental Stream to Floods

open access: yesFrontiers in Environmental Science, 2019
Feedbacks between woody plants and fluvial morphodynamics result in co-development of riparian vegetation communities and channel form. To advance mechanistic knowledge regarding these interactions, we measured the response of topography and flow to the ...
Anne F. Lightbody   +7 more
doaj   +1 more source

Extracting predictive models from marked-p free-text documents at the Royal Botanic Gardens, Kew, London [PDF]

open access: yes, 2014
In this paper we explore the combination of text-mining, un-supervised and supervised learning to extract predictive models from a corpus of digitised historical floras.
A. Tucker   +4 more
core   +1 more source

A plant disease extension of the Infectious Disease Ontology [PDF]

open access: yes, 2012
Plants from a handful of species provide the primary source of food for all people, yet this source is vulnerable to multiple stressors, such as disease, drought, and nutrient deficiency.
Albert, Goldfain   +4 more
core  

The Community Ecology of Herbivore Regulation in an Agroecosystem: Lessons from Complex Systems [PDF]

open access: yes, 2019
Whether an ecological community is controlled from above or below remains a popular framework that continues generating interesting research questions and takes on especially important meaning in agroecosystems.
Armbrecht, Inge   +30 more
core   +1 more source

Disentangling the relationship between environmental drivers and productivity in subalpine wet grasslands

open access: yesFrontiers in Plant Science
IntroductionGrasslands exhibit significant variability in productivity across fine spatial scales, which is crucial for understanding terrestrial carbon cycling, particularly under global climate change.
Shuqiao Zhang   +7 more
doaj   +1 more source

An Evaluation of the Effect of Discharging a High Quality Effluent into a Small Ozark Mountain Stream [PDF]

open access: yes, 1990
Recently the newly constructed Fayetteville wastewater treatment plant went on line and directed a portion of its discharge to a point in the Mud Creek drainage basin that had previously not received any effluent.
Cotter, Floyd E.   +2 more
core   +2 more sources

Métodos e parâmetros para estudo da vegetação com ênfase no estrato arbóreo

open access: yesFloresta e Ambiente
Levantamentos da estrutura e da composição florística de comunidades vegetais, em especial de fragmentos florestais, têm se intensificado nas últimas décadas.
Welington Kiffer de Freitas   +1 more
doaj   +1 more source

Distribuição de macrófitas aquáticas numa lagoa na fazenda Nhumirim, Nhecolândia, Pantanal, MS

open access: yesActa Botânica Brasílica, 1989
A Nhecolândia, uma sub-região arenosa do Pantanal, possui muitas lagoas ("baías") rasas e subcirculares. Levantou-se, em outubro de 1988, através de duas transecções, a vegetação aquática de uma lagoa permanente, denominada "Baía da Sanguessuga", com ...
Vali J Pott   +4 more
doaj   +1 more source

Ecology of Sydney plant species : part 10, Monocotyledon families Lemnaceae to Zosteraceae [PDF]

open access: yes, 2013
Ecological data in tabular form are provided on 668 plant species of the families Lemnaceae to Zosteraceae, 505 native and 163 exotics, occurring in the Sydney region, defined by the Central Coast and Central Tablelands botanical subdivisions of New ...
Benson, Doug, McDougall, Lyn
core  

Növényi jellegek és alkalmazásuk növényökológiai kutatásokban I.: Történeti áttekintés, jelleg típusok, módszertan és adatbázisok = Plant functional traits and their application in ecological research I.: History, traits, methodologies and databases [PDF]

open access: yes, 2015
: The importance of studies based on plant functional traits is indicated by the huge number of papers (more than 5000) published in the last 15 years in this topic.
E. Vojtkó, Anna   +1 more
core   +1 more source

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