Results 61 to 70 of about 733 (163)

Phytosociological investigations of steppe and steppe forest vegetation in the south-east part of Central Anatolia of Turkey

open access: yesİstanbul Üniversitesi Orman Fakültesi Dergisi, 2017
To gain a better understanding of the ecological systems, it is necessary to study the development, composition, and classification of the steppe and steppe forest communities, which are the primary components of phytocoenoses in semi-arid environments.
Nihal Kenar
doaj   +1 more source

Scope and data set of the phytosociological database ‘Grasslands in the Polish Carpathians’

open access: yesActa Societatis Botanicorum Poloniae, 2013
The phytosociological database as a tool for synthetic and comprehensive study of semi-natural meadows in the Polish part of the Carpathians is presented.
Joanna Korzeniak
doaj   +1 more source

Występowanie Equisetum telmateia Ehrh. w użytkach rolnych

open access: yesActa Agrobotanica, 2013
Equisetum telmateia Ehrh. rather often occurs in agricultural lands communities. According to the literature and one's own original research, one constructs his list which contains 16 communities, associations and subassociations (Vicietum tetraspermae ...
Domink Wróbel
doaj   +1 more source

Composição florística e estrutura da comunidade de epífitas vasculares em uma área de ecótono em Campo Mourão, PR, Brasil Floristic composition and structure of the vascular epiphyte community in a transition area at Campo Mourão, Paraná, Brazil

open access: yesActa Botânica Brasílica, 2010
O presente estudo foi realizado em uma área de ecótono de aproximadamente 30 hectares entre Floresta Estacional Semidecidual e Floresta Ombrófila Mista, localizada na Capela do Calvário, município de Campo Mourão, PR.
Henrique Cesar Lopes Geraldino   +2 more
doaj   +1 more source

Estrutura do componente arbóreo de floresta estacional semidecidual montana secundária no Alto Rio Doce, Minas Gerais, Brasil

open access: yesRodriguésia
RESUMO A Estação de Pesquisa e Desenvolvimento Ambiental de Peti, um mosaico sucessional, localizase na região mineradora do Alto Rio Doce, bacia do rio Santa Bárbara. Os objetivos deste estudo foram determinar a estrutura fitossociológica de cinco áreas
Renata de Melo Ferreira Lopes   +4 more
doaj   +1 more source

Phytosociological studies of the forests with sessile oak and Norway spruce from South-Eastern Transylvania [PDF]

open access: yesAnnals of Forest Research, 2011
The forests with sessile oak (Quercus petraea) and Norway spruce (Picea abies) from south-eastern Transylvania represent a peculiar type of phytocenoses, rather unusual for the present-day vegetation of Romania’s territory. Aim of the study is to provide
Adrian Indreica, Mihai Kelemen
doaj  

Padrões de infestação de comunidades de plantas daninhas no agroecossistema de cana-crua Weed plant infestation patterns in raw sugarcane agricultural systems

open access: yesPlanta Daninha, 2008
Objetivou-se neste trabalho a obtenção de padrões de infestação de plantas daninhas na cultura de cana-de-açúcar com histórico de colheita mecanizada sem queima prévia da palha.
M.A. Kuva   +4 more
doaj   +1 more source

A phytosociological method for interpreting plankton data

open access: yesMarine Ecology Progress Series, 1993
Multivariate techniques allow data sets to be summarised, but are not deslgned to causally model ecological phenomena. The ambiguity of the interpretation results from the ambiguity of the scaling space. The phytosociological method proposed by Grandjouan (1982; These d'etat, Universite Louis Pasteur, Strasbourg) is a general interpretive framework ...
Fromentin, Jean-marc   +2 more
openaire   +3 more sources

Major plant communities of the Marakele National Park

open access: yesKoedoe: African Protected Area Conservation and Science, 2005
To manage and conserve any national park efficiently, a profound knowledge of the ecology is a prerequisite, and to achieve that an inventory of the biotic and abiotic components must be undertaken.
P.J. van Staden, G.J. Bredenkamp
doaj   +1 more source

Home - About - Disclaimer - Privacy