我的图书馆

Direct effects of increasing carbon dioxide on vegetation

Washington, D.C : U.S. Dept. of Energy, Office of Energy Research, Office of Basic Energy Sciences, Carbon Dioxide Research Division ; Springfield, Va : Available from the National Technical Information Service, U.S. Dept. of Commerce, [1985] 1985

Estimating live fuel moisture for the 1978 national fire danger rating system

Burgan, Robert E.
Ogden, Utah : Intermountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1979. 1979