论文信息 - Perpetuation of Spruce on Cut‐Over and Burned Lands in the Higher Southern Appalachian Mountains - 字舞流文

Perpetuation of Spruce on Cut‐Over and Burned Lands in the Higher Southern Appalachian Mountains

[1] Earl Hazeltine Frothingham,et al. Timber Growing and logging Practice in the southern Appalachian Region , 1931 .

[2] M. Westveld. Reproduction on Pulpwood Lands in the Northeast , 1931 .

[3] S. T. Dana. Timber growing and logging practice in the Northeast : measures necessary to keep forest land productive and to produce full timber crops. , 1930 .

[4] Barrington. Moore. Reproduction in the Coniferous Forests of Northern New England , 1917, Botanical Gazette.