Results 31 to 40 of about 1,540 (118)

Pótlások Magyarország edényes növényfajainak elterjedési atlaszához III. [PDF]

open access: yes, 2017
Jelen közleményünk annak a sorozatnak a harmadik része, melynek célja a Magyarország edényes növényfajainak elterjedési atlasza térképeinek kiegészítése, főként aktuális előfordulási adatokkal.
Haszonits, Győző   +7 more
core   +2 more sources

A study of the distribution of the grasses of Indiana [PDF]

open access: yes, 1947
Deam (1) has shown that the flora of Indiana comprises nearly 2,000 species of which approximately 40% of the native forms are on the limits of their range in Indiana. Friesner (8) has shown that Indiana is a critical botanical area, having approximately
Cook, Howard L.
core   +1 more source

Seeding, 2015 [PDF]

open access: yes, 2015
Deciding when to plant a prairie is a challenge. Some species establish better when spring planted, other species establish better when fall planted and some species are hard to establish whenever they are planted. Seeding rates of some species may need

core  

Ecosystem engineers modulate exotic invasions in riparian plant communities by modifying hydrogeomorphic connectivity [PDF]

open access: yes, 2012
Patterns of native and exotic plant species richness and cover were examined in relation with ecosystem engineer effects of pioneer vegetation within the Mediterranean gravel bed river Tech, South France.
Aguiar   +56 more
core   +4 more sources

Floristic Survey and Annotated Checklist of the Pine Bluff Arsenal [PDF]

open access: yes, 1997
We conducted a floristic survey of the Pine Bluff Arsenal during the spring, summer, and fall of 1996. In total, 622 taxa representing 113 families and 351 genera were identified and compiled into an annotated checklist.
Campbell, Julian, Walker, Stephen A.
core   +1 more source

Assessing arctic flora composition in the Siberian treeline ecotone by vegetation mapping, pollen analyses and sedimentary DNA metabarcoding [PDF]

open access: yes, 2015
Arctic environments are one of the most climatically influenced areas worldwide. These influences are currently causing major changes in vegetation composition, for example in the Taymyr lowlands, which harbour the northernmost boreal-arctic treeline ...
Epp, Laura   +3 more
core  

Tag der Artenvielfalt in Heidelberg : am 3. Juni 2000 [PDF]

open access: yes, 2001
Tagungsband zum Heidelberger Tag der Artenvielfalt am 3.Juni 2000, der im Rahmen des 2.Geo-Tages der Artenvielfalt durchgeführt wurde. In diesem Buch werden der Ablauf der Veranstaltung, die Befunde einer Artenerhebung und allgemeine Beiträge zu ...
Brandis, Dirk [Hrsg.]   +2 more
core   +1 more source

Geo-Tag der Artenvielfalt, 06. und 07.06.2009: Harpener Teiche und Umgebung in Bochum [PDF]

open access: yes, 2012
Das Untersuchungsgebiet wurde ausgewählt, da die Harpener Teiche eine lokale Kuriosität darstellen. Sie wurden einst als Klärteiche für die Bergbauabwässer der nahegelegenen Zeche Robert Müser genutzt. Heute dient der Schacht der zentralen Wasserhaltung.
Bochumer Botanischer Verein
core  

The Botanical Pursuits of John Samples, Pioneer Ohio Plant Collector (1836-1840) [PDF]

open access: yes, 1966
Author Institution: Department of Botany, The University of Michigan, Ann Arbor, MichiganFrom 1836 to 1840, John Samples, an Urbana, Ohio, school teacher and self-taught botanist, assembled one of the earliest collections of vascular plants from ...
Stuckey, Ronald L.
core  

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