Results 91 to 100 of about 9,693 (254)

Relações solo-vegetação na estruturação de comunidades de cerrado sensu stricto no sul de Minas Gerais, Brasil

open access: yesRodriguésia
Resumo Os cerrados do sul de Minas Gerais ainda são pouco estudados. Objetivou-se com esse trabalho compreender o papel dos solos na estruturação de duas comunidades arbóreas de cerrado no município de Guapé. Para isso, foram instaladas 14 parcelas de 50
Daniel Mendonça Torres   +2 more
doaj   +1 more source

Aporosa Blume from the paleoequatorial rainforest of Bikaner, India: Its evolution and diversification in deep time [PDF]

open access: yes, 2016
The Gondwanan origin, northward migration and subsequent collision with Asia means that the Indian subcontinent is of particular interest regarding the origin and dispersal of numerous plants and animal species.
Mehrotra, Rakesh C.   +3 more
core   +1 more source

About of causes of the limits of plant species areas

open access: yesІнтродукція Рослин, 2016
The state of the problem of decision causes of limits of plant species areas from Alphonse de Candolle to our days are regarded. Contribution of well-known phytogeographes P.P. Semjonov-Tjan-Shanskij, W. Szafer, H. Walter and D.
V.I. Melnik
doaj   +1 more source

A survey of selected coastal vegetation communities of Florida [PDF]

open access: yes, 1977
A survey of coastal vegetation around Florida was conducted during 1973 and 1974. Seventeen sites were selected and sampled using the transect method to determine species occurrence, relative densities, and habitat development and structure.
Carlton, Jedfrey M.
core  

Why would plant species become extinct locally if growing conditions improve? [PDF]

open access: yes, 2012
wo assumptions underlie current models of the geographical ranges of perennial plant species: 1. current ranges are in equilibrium with the prevailing climate, and 2.
Bijlsma, Rienk-Jan   +3 more
core   +6 more sources

Palaeoenvironment of a mesolithic peat bed from Austin Friars, Leicester [PDF]

open access: yes, 1984
A mesolithic peat bed, dated to 9920±100 bp (HAR-4260) (bp = radiocarbon years before the present calculated from A.D. 19S0 within + or - of 100 years in this case. Ed.) was recovered from Austin Friars, Leicester.
Hunt, SA, Shackley, M
core  

Aplicaciones de la biogeografía histórica a la distribución de las plantas mexicanas Historical biogeography applied to the distribution of Mexican plants

open access: yesRevista Mexicana de Biodiversidad, 2008
Los patrones biogeográficos de laflora mexicana, tanto en número de especies como de endemismos y relaciones entre áreas, han sido explicados a la luz de 3 teorías: 1) la dispersalista, donde México se considera receptor de elementos de diferentes ...
Isolda Luna-Vega
doaj  

El marco natural de Chile: su diversidad de paisajes

open access: yesEstudios Geográficos, 1999
Se exponen brevemente las características climáticas, geomorfológicas y fitogeográficas de Chile Sudamericano, identificando unidades territoriales caracterizadas por cada una de las variables citadas con el fin de destacar la amplia gama de paisajes ...
Belisario Andrade J.
doaj   +1 more source

Breve histórico e classificação da vegetação capixaba

open access: yesRodriguésia
Resumo O estado do Espírito Santo apresenta grande variedade de ecossistemas num território relativamente pequeno. A exuberância de suas florestas vem despertando o interesse de muitos naturalistas e viajantes desde o século XIX, os quais deixaram ...
Mário L. Garbin   +3 more
doaj   +1 more source

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