نتایج جستجو برای: conifers
تعداد نتایج: 1611 فیلتر نتایج به سال:
Journal:
:Proceedings of the National Academy of Sciences of the United States of America
1999
C V Looy
W A Brugman
D L Dilcher
H Visscher
In conjunction with the Permian-Triassic ecologic crisis approximately 250 million years ago, massive dieback of coniferous vegetation resulted in a degradation of terrestrial ecosystems in Europe. A 4- to 5-million-year period of lycopsid dominance followed, and renewed proliferation of conifers did not occur before the transition between Early and Middle Triassic. We document this delayed re-...
Journal:
:Environmental Biosafety Research
2005
2015
Uwe G. Hacke
Barbara Lachenbruch
Jarmila Pittermann
Stefan Mayr
Jean-Christophe Domec
Paul J. Schulte
Journal:
:Journal of the Linnean Society of London, Botany
1968
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