TY - BOOK ID - 135031163 TI - Coefficients of productivity for Yellowstone's grizzly bear habitat AU - Mattson, David J. AU - Geological Survey (U.S.) PY - 2004 PB - [Reston, Va.?] : [U.S. Dept. of the Interior, U.S. Geological Survey], DB - UniCat KW - Grizzly bear KW - Biological productivity KW - Nutrition UR - https://www.unicat.be/uniCat?func=search&query=sysid:135031163 AB - ER -