Basic BiogeographyFirst published in 1985. This is the is the second edition of a study looking at ecology and biogeography with updated chapters including current research. It starts with the with the study of plants to gain an understanding of the complexities of ecological relationships. |
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Page 3
... spread of coniferous trees in the high lati tudes of the Northern Hemisphere; the floral elements comprising the vegetation of Australia; the world distribution of a particular species) are examined, then this study is what biologists ...
... spread of coniferous trees in the high lati tudes of the Northern Hemisphere; the floral elements comprising the vegetation of Australia; the world distribution of a particular species) are examined, then this study is what biologists ...
Page 20
... spreading root system, the below-ground environment of the community. Because a plant community shows structure or layering, it may be possible to demonstrate a dominant species for each stratum. In the. mental characteristics of the ...
... spreading root system, the below-ground environment of the community. Because a plant community shows structure or layering, it may be possible to demonstrate a dominant species for each stratum. In the. mental characteristics of the ...
Page 24
... spread above and below ground. Relatively long life history with rapid growth rates but only a small proportion of annual production devoted to seeds. Generally large plants that tap site resources over an ever-increasing zone by root ...
... spread above and below ground. Relatively long life history with rapid growth rates but only a small proportion of annual production devoted to seeds. Generally large plants that tap site resources over an ever-increasing zone by root ...
Page 27
... spread by runners or produce several shoots from a single bulb. The method proceeds by simply counting the individuals present and relating these values to the sampling area. 2.FREQUENCY This measures the regularity of distribution ...
... spread by runners or produce several shoots from a single bulb. The method proceeds by simply counting the individuals present and relating these values to the sampling area. 2.FREQUENCY This measures the regularity of distribution ...
Page 52
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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 Ecol ecology ecosystem effects energy environment environmental established example exist factors field fire forest further grass grazing ground growing growth horizon humus important increase influence insect land layer lead less limit loss major material measure methods mountain natural North nutrients oakwood occur organic particularly pattern peat period pest pine plant population present problem processes production range reached recent reference region relatively seed shown similar slopes soil species spread stage stands structure succession surface Table temperature trees types unit upland usually values vegetation wind wood woodland zone