Results 81 to 90 of about 34,354 (225)

Impact of broom, Cytisus scoparius (Fabaceae), in naturally treeless sub-alpine frost-hollow vegetation communities at the Barrington Tops, south-eastern Australia [PDF]

open access: yes, 2013
The exotic shrub Cytisus scoparius (L.) Link (family Fabaceae), known as broom, is having a major impact on native vegetation in naturally treeless sub-alpine frost-hollow areas (c. 32o 01’ 37” S, 151o 26’ 12” E’, 1440 m elevation) at the Barrington Tops,
Hosking, John R.   +2 more
core   +1 more source

Multiple indicators record human adaptations to climatic change during the Middle Holocene at the Wanbei site in the middle and lower Huai River valley, China

open access: yesBoreas, EarlyView.
The archaeological sediment sequences analysis from the Wanbei site reveals a predominantly warm and humid climate with a brief cooling phase between 5600 and 5400 a BP, during the Middle Holocene in the middle and lower Huai River valley. Despite the cooling trend, rice remained the dominant crop in mixed farming, while the proportion of millet ...
Weixin Tian   +9 more
wiley   +1 more source

Evolution of postglacial vegetation in the Western Laptev Sea region (Siberian Arctic) [PDF]

open access: yes, 2007
On the basis of a detailed study of the pollen-spore spectra and a detailed radiocarbon chronology of a sediment core obtained from the western outer Laptev Sea shelf, the long-term and high-resolution changes of vegetation in the northwestern Laptev Sea
Bauch, Henning   +3 more
core  

Historic disturbance events overruled climatic factors as drivers of ruderal species distributions in the Scandinavian mountains

open access: yesNordic Journal of Botany, EarlyView.
The contemporary interaction of climate and disturbance drives vegetation composition and species distribution shifts, making their respective roles difficult to disentangle. This study describes the long‐term ruderal plant species distributions along the ‘Rallarvägen' in Abisko, subarctic Sweden.
Dymphna Wiegmans   +7 more
wiley   +1 more source

Lectotypification of Carex buekii (Cyperaceae)

open access: yesPhytotaxa, 2014
Carex buekii Wimmer (1852: 83) is the name currently applied to a species belonging to Carex sect. Phacocystis Dumortier (1827:146) (Cyperaceae) that occurs throughout Central-Eastern Europe to SW Asia (Chater 1980, Egorova 1999, Jiménez-Mejías & Luceño 2011a, 2011b, Koopman 2011).
Pedro Jiménez Mejías   +3 more
openaire   +2 more sources

An upgraded key for identifying all native species, subspecies and varieties of the genus Carex (Cyperaceae) in Europe and the Caucasus

open access: yesNordic Journal of Botany, EarlyView.
The last pan‐European key to Carex taxa was published in 1980 by Chater. Since that time several new species have been described, and numerous nomenclatural changes, including the recognition that the former genus Kobresia should be incorporated into Carex as C. subg. Euthyceras, have been made. This article provides a comprehensive key to identify all
Jacob Koopman   +2 more
wiley   +1 more source

CYPERACEAE

open access: yesBothalia: African Biodiversity & Conservation, 1979
A NOTE ON MARISCUS ...
P. Vorster
doaj   +1 more source

Aquatic community response to volcanic eruptions on the Ecuadorian Andean flank: evidence from the palaeoecological record [PDF]

open access: yes, 2017
Aquatic ecosystems in the tropical Andes are under increasing pressure from human modification of the landscape (deforestation and dams) and climatic change (increase of extreme events and 1.5 °C on average temperatures are projected for AD 2100 ...
A Araneda   +56 more
core   +5 more sources

Germination Biology of Three Cyperaceae Weeds and Their Response to Pre- and Post-Emergence Herbicides in Paddy Fields

open access: yesAgronomy
(1) Background: Cyperaceae weeds have become a major type of weed in local paddy fields in China. (2) Methods: We assessed the impact of environmental factors, including temperature, light, salinity, water stress and soil depth, on the germination and ...
Lilin Jiang   +5 more
doaj   +1 more source

High-resolution coproecology: Using coprolites to reconstruct the habits and habitats of New Zealand’s extinct upland Moa (Megalapteryx didinus) [PDF]

open access: yes, 2005
Knowledge about the diet and ecology of extinct herbivores has important implications for understanding the evolution of plant defence structures, establishing the influences of herbivory on past plant community structure and composition, and identifying
Wood, Jamie R.   +5 more
core   +4 more sources

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