Staub Frank J Books
Books di Staub Frank J
Life in an Old Growth Forest
Rapp Valerie
Staub Frank J. (PHT)
edizioni Lerner Pub Group collana Lerner Pub Group (School And Library) , 2002
Describes the ecosystem of the Douglas fir, the old growth forests of the Pacific Northwest, the effects of human activities on them, and efforts to protect them.