Basic BiogeographyFirst published in 1985. Routledge is an imprint of Taylor & Francis, an informa company. |
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Page 72
The oaks therefore grow up at these sites because either there is a concentration
of acorns buried there or the soil conditions are better for germination under
juniper bushes (similar work has shown that on Connecticut sand plains oaks
only ...
The oaks therefore grow up at these sites because either there is a concentration
of acorns buried there or the soil conditions are better for germination under
juniper bushes (similar work has shown that on Connecticut sand plains oaks
only ...
Page 102
5.2 The trophic structure of coral reefs in the Marshall Islands shown in a
qualitative form. (From Stoddart, 1965, after Hiatt and Strasburg.) and functional
relations is evident but details on the consumer compartments and the factors
regulating ...
5.2 The trophic structure of coral reefs in the Marshall Islands shown in a
qualitative form. (From Stoddart, 1965, after Hiatt and Strasburg.) and functional
relations is evident but details on the consumer compartments and the factors
regulating ...
Page 111
Birch has shown that a female rice weevil produces about three times as many
offspring at 23 °C than at 33.5 °C. Killing frosts, droughts, declines in food supply
or chemical deficiencies in soils may all operate as density-independent ...
Birch has shown that a female rice weevil produces about three times as many
offspring at 23 °C than at 33.5 °C. Killing frosts, droughts, declines in food supply
or chemical deficiencies in soils may all operate as density-independent ...
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Contents
Introduction | 3 |
Initial approaches to vegetation study | 12 |
Initial approaches to soil study | 34 |
Copyright | |
9 other sections not shown
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Common terms and phrases
acid activities agricultural animals approach areas associated become Britain British brown cause cent changes chemical Class clay climatic complex conservation cover crop cycle detailed determined disturbance dominant early ecology ecosystem effects energy environment environmental established example exist factors field fire flora forest further grass grazing ground growing growth horizon humus important increase influence insect land layer lead less limit litter loss major material measure methods mountain natural North nutrients oakwood occur organic particularly pattern peat period pest pine plant population present problem processes production reached recent reference region relatively shown similar slopes soil species spread stage stands structure succession surface Table temperature trees types unit upland usually values vegetation wind wood woodland zone