Deciduous Forests of Eastern north America
暂无分享,去创建一个
The author's purpose is stated to be: -(1) to give a broad and co-ordinated account of the entire deciduous forest, portraying first what is (or was) present in any geographic area and attempting to reconstruct the pattern of original forest; (2) to give data on composition and aspect of forest communities in all parts of the deciduous forest; and (3) to trace through geological time the development of the present pattern of forest distribution.