REV95427

• Permit No: M1988044
• IBM Index Class Name: Revision
• Doc Name: EFFECTS OF GRAVEL MINING ON NATURAL COTTONWOOD STANDS
• Type & Sequence: AM1
• Media Type: D
• Archive: No

mortality of 15 - 75% of the trees by the following growing season.
4. Mo hty of affected cottonwoods continues two growing seasons following initiation of
mining.
ACKNOWLEDGMENTS
e acknowledge the financial support of the West Arapaho Soil Conservation District
and coo eration from the Colorado State Board of Land Commis:;ioners, the State Soil
Conserv tion Board, and Tuttle Applegate, Inc. Robert Zebroski, Dan Parker, and Sally
Lobel, i particular, have provided unfailing support.
LITERATURE CITED
Faber, .A., E. Keller, A. Sands, and B.M. B.M. Massey. 1989. The ecology of riparian
bitats of the Southern California coastal region: a cotntnunity profile. U.S. Fish
a d Wildlife Service Biological Report 85(7.27). 152pp.
J. M. 1993. Vegetation establishment and channel n;trrowing along a
at-Plains stream following a catastrophic flood. Ph. L>. Dissertation, University of
orado, Boulder. 156 pp.
Hansen, W.R., J. Chronic and J. Matelock.
ban corridor and vicinity, Colorado.
aper 1019. 59 pp.
1978. Climatography of the Front Range
United States Geological Survey Professional
J.C. 1993. Fremont cottonwood-Goodding willow rilarian forests: A review of
ecology, threats, and recovery potential. Joutnal of the Arizona-Nevada
iemv of Science 26:97-110.