登入選單

返回Google圖書搜尋

Average Biomass of Four Northwest Shrubs by Fuel Size Class and Crown Cover

Robert Edward MartinDavid W. FrewingJames L. McClanahan

出版	U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1981
URL	http://books.google.com.hk/books?id=nMqI5fUL0zsC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN

註釋

The average biomass of big sagebrush (Artemisia tridentata Nutt.), antelope bitterbrush (Purshia tridentata (Pursh) DC.), snowbrush ceanothus (Ceanothus velutinus Dougl. ex Hook.), and greenleaf manzanita (Arctostaphylos patula Greene) was 6.1, 5.1, 10.7, and 16.2 tons per acre (13.9, 11.3, 24.0, and 36.0 tonnes per hectare (ha), respectively, for 100-percent shrub crown coverage. Biomass by fuel size class and category is tabulated for percent crown cover.