与 «ECESIS»相关的英语书籍
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ecesis的用法。与
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1
Carnegie Institution of Washington Publication
Since wet phases usually offer the best conditions for germination and growth,
and drought periods the poorest, the ecesis of dominants often affords striking
indications of climatic phases. This is especially well seen in the ecotone
between ...
2
Research Methods in Ecology
ECESIS 269. Concept. By the term ecesis is designated the series of phenomena
exhibited by an invading disseminule from the time it enters a new formation until
it becomes thoroughly established there. In a word, ecesis is the adjustment of ...
Frederic Edward Clements, 1905
3
Encyclopedia of Quaternary Science
Ecesis. Interval. Once the ages of the trees on a site are established, the ecesis
interval, or lagtime between stabilization of the surface and germination of the
firstseedling (i.e., oldest tree onthe surface), hasto be determined (Lawrence,
1950).
4
Plant Physiology and Ecology
Competition is consequently a most important factor in the ecesis of an invader in
a formation. It is necessarily absent when an invader enters a new or denuded
soil alone, but it appears quickly when a large number of plants invade at the ...
Frederic Edward Clements, 1907
J. P. Sharma. thus most of them disappear. Thus, as a result of ecesis, the
individual species become established in the area. 4. Aggregation. After ecesis,
the increase in the number of colonising individuals is called aggregation. 5.
Invasion.
6
The Development and Structure of Vegetation
Engler (1879: XI) recognizes that the viability of seeds differs widely, and that the
chances of ecesis depend directly upon the length of time necessary for
migration. He connects ecesis directly with distribution in the principle that "
Allmaiig ...
Frederic Edward Clements, 1904
7
Annals of the Association of American Geographers
of it deals with the migration of individual species, and Clements' exposition of
the whole subject is without doubt the best general treatment extant. Invasion,
Migration, Ecesis. — Following Goeze, he considers the general movement of ...
8
Contribution[s] from the Botanical Survey of Nebraska
Engler (1 879: XI) recognizes that the viability of seeds differs widely, and that the
chances of ecesis depend directly upon the length of time necessary for
migration. He connects ecesis directly with distribution in the principle that "
Allmalig ...
University of Nebraska (Lincoln campus). Botanical Seminar, 1901
9
Krishna's Objective Question Bank in Biology
The invasion of a community in succession involves (1) Ecesis, aggregation and
competition (2) Migration, aggregation and competition (3) Aggregation,
competition and coaction (4) Migration, ecesis and aggregation 38. Mark the
correct ...
N Saxena, S Sharma, S Sharma
10
Population Change and the Economy: Social Science Theories ...
9 THE ECESIS ECONOMIC- DEMOGRAPHIC MODEL OF THE UNITED STATES
Paul Beaumont, Andrew Isserman, David McMillen, David Plane, and Peter
Rogerson Introduction ECESIS is an interregional economic-demographic model
of ...
