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. |
From inside the book
Results 1-3 of 48
Page 73
Nigel Pears. n stage ( Climax community ) n 1 stage ( Pre - climax community ) 4th stage 1 3rd stage 2nd stage ↑ 1st stage ( Pioneer community ) Fig . 4.5 The stages in a primary sere . Prisere Perhaps several decades , or more than 100 ...
Nigel Pears. n stage ( Climax community ) n 1 stage ( Pre - climax community ) 4th stage 1 3rd stage 2nd stage ↑ 1st stage ( Pioneer community ) Fig . 4.5 The stages in a primary sere . Prisere Perhaps several decades , or more than 100 ...
Page 74
... stage in the hydrosere is dominated by saw sedge ( Cladium mariscus ) . For centuries man stepped in at this stage and harvested saw sedge for local thatching purposes and use as litter in cattle sheds . This allowed purple moor - grass ...
... stage in the hydrosere is dominated by saw sedge ( Cladium mariscus ) . For centuries man stepped in at this stage and harvested saw sedge for local thatching purposes and use as litter in cattle sheds . This allowed purple moor - grass ...
Page 75
Nigel Pears. n stage ( The climax ) | n- ↑ 1 stage f.r. 3rd stage Subsere stages III The plagioclimax 2nd stage ↑ 1st stage ( Pioneer ) ( a ) The normal prisere = f.a. Plagiosere stages ( b ) The deflected sere ( f.a. factor applied ...
Nigel Pears. n stage ( The climax ) | n- ↑ 1 stage f.r. 3rd stage Subsere stages III The plagioclimax 2nd stage ↑ 1st stage ( Pioneer ) ( a ) The normal prisere = f.a. Plagiosere stages ( b ) The deflected sere ( f.a. factor applied ...
Contents
Introduction | 3 |
Initial approaches to vegetation study | 12 |
Initial approaches to soil study | 34 |
Copyright | |
9 other sections not shown
Other editions - View all
Common terms and phrases
acid agricultural animals approach areas biogeography birch Britain British Isles brown earths bryophyte Cairngorm Calluna cations cent changes chemical clay climatic climax vegetation complex conifers conservation coypus crop cycle deciduous deer disturbance dominant Ecol ecology ecosystem energy environment environmental erosion example factors fire Flandrian forest Forestry Forestry Commission gley soils grass grazing ground flora growth habitat heather herbivores horizon humus important increase influence input insect land landscape layer leached lichen litter mainly methods mineral moorland moors mountain natural nutrients oakwood occur organic parent material pattern peat pest pine pinewood Pinus plant communities podzol pollen population present PRINT#3 production quadrats Quercus Quercus petraea recent region sample Scotland Scots pine Scottish Highlands seed seedlings shrubs slopes species structure surface Table temperature tree-line trees trophic level tropical upland values vegetation wood woodland Zealand zone