Results 91 to 100 of about 14,936 (225)

The phytosociology of calcareous grasslands in the British Isles. [PDF]

open access: yes, 1968
The thesis attempts a broad overall survey and classification according to the Zurich-Montpellier system ofplant sociology, of limestone grassland vegetation in the British Isles The classification is based on some 535 grassland Aufnahmen and 75 ...
Shimwell, David William
core   +1 more source

Two Variations of Pteridium aquilinum

open access: yesAmerican Fern Journal, 1952
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +3 more sources

Pteridium aquilinum: o que sabemos e o que ainda falta saber

open access: yesBioscience Journal, 2010
A samambaia Pteridium aquilinum encontra-se amplamente distribuída no planeta, sendo considerada um problema ambiental, além de representar perigo para a saúde tanto de animais quanto da espécie humana.
Natália Satchiko Hojo-Souza   +2 more
doaj  

Potential and historical Uses for bracken (Pteridium aquilinum (L.) Kuhn) in organic agriculture [PDF]

open access: yes, 2002
This report was presented at the UK Organic Research 2002 Conference. Bracken is considered a serious weed species, due to its toxic constituents and negative impacts on agriculture and conservation.
Donnelly, Eric   +2 more
core  

Sobrevivência/viabilidade de bovinos com Hematúria Enzoótica após transferência para região livre de Pteridium arachnoideum

open access: yesPesquisa Veterinária Brasileira, 2012
Com o objetivo de esclarecer a questão da sobrevida de bovinos afetados por Hematúria Enzoótica, quando transferidos para áreas livres de Pteridium arachnoideum, o estudo foi realizado em duas partes: a) aplicação de questionário versando sobre os ...
Alexandre Galvão   +5 more
doaj   +1 more source

Vegetation of montane bogs in east-flowing catchments of northern New England, New South Wales [PDF]

open access: yes, 2013
The floristics of the montane bogs in east-flowing catchments of northern New England, north-eastern New South Wales (lat 28° 47’–31° 25’ S; long 151° 50’–152° 30’ E), are described from 62 full floristic survey sites (20 x 20 m in area).
Bell, Dorothy, Hunter, John T.
core  

Hematologycal, biochemical, Urinary and histopathological changes in natural intoxication in bovine by bracken fern (Pteridium aquilinum) (L.) Kühn/
Alterações hematológicas, bioquímicas, urinárias e histopatológicas na intoxicação natural em bovinos pela samambaia Pteridium aquilnum (L.) Kühn

open access: yesSemina: Ciências Agrárias, 2005
Enzootic hematuria is a cronic disease of cows clinically characterized by intermittent hematuria that can be caused by bracken fern (Pteridium aquilinum) and the papilomatosis virus.
Itacir Eloi Sandini   +6 more
doaj   +1 more source

Forest Hydrology, Soil Conservation and Green Barriers in Canary Islands [PDF]

open access: yes, 2012
In volcanic islands, the rainfall regime and its torrential nature, together with the steep slopes and the soil types present are considered to be some of the main factors affecting forest hydrology and soil conservation.
Arraiza Bermudez-Cañete, Maria Paz   +4 more
core   +6 more sources

Ultrastructure of the Extrafloral Nectaries of Pteridium aquilinum

open access: yesAmerican Fern Journal, 1987
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Power, Martha S, Skog, Judith E.
openaire   +2 more sources

Impacts of deforestation and burning, and the role of bracken fern, on the properties of surficial or buried soil A-horizons [PDF]

open access: yes, 2008
Bracken fern (Pteridium spp.) is an aggressive plant that commonly invades disturbed sites. Its success as an invader is attributable, in part, to its ability to produce abundant growth, both below ground in the form of rhizomes and fine roots and above ...
Lowe, David J., McDaniel, Paul
core   +1 more source

Home - About - Disclaimer - Privacy