128. 
129. 
130. 
131, 
132. 
133: 
134. 
135: 
136: 
[37 
138. 
. Catenhusen, J. 1950. Secondary successions on the 
peat lands of Glacial Lake, Wisconsin. Trans. Wis. 
Acad. Sci. 40: 29-48. 
. Cawley, Edward T. 1960. A phytosociological 
study of the effects of grazing on southern 
Wisconsin woodlots. Ph.D. Thesis. Univ. of Wis., 
Madison. 
Chamberlain, T.C. 1877. Native vegetation of 
eastern Wisconsin. In Geol. of Wis. 2: 176-187. 
Chapman, A. G. 1937. An ecological basis for re- 
forestation of submarginal lands in the central 
hardwood region. Ecology 18: 93-105. 
1942. Forests of the Illinoian 
till plain of southeastern Indiana. Ecology 23: 
189-198. 
Chavannes, Elizabeth. 1940. The steep prairies of 
southwestern Wisconsin and their invasion by 
forest. Ph.D. Thesis. Univ. of Wis., Madison. 
Christensen, E.M. 1954. A phytosociological 
study of the winter range of deer of northern 
Wisconsin. Ph.D. Thesis. Univ. of Wis., Madison. 
ae.) SJ, J, Clausen, and)J.,, V. Curtis. 
1959. Phytosociology of the lowland forests of 
northern Wisconsin. Amer. Midl. Nat. 62: 
232-247. 
Clausen, J. Johanna. 1955. A phytosociological 
ordination of the conifer swamps of Wisconsin. 
Ph.D. Thesis. Univ. of Wis., Madison. 
1957. A phytosociological ordi- 
nation of the conifer swamps of Wisconsin. Ecol- 
ogy 38: 638-645. 
Clements, F. E., J. E. Weaver, and H.C. Hanson. 
1929. Competition in the ecotone between wood- 
land and prairie. In Piant Competition. Carnegie 
Inst. Wash. P. 398. 
Conard, E.C., and V. H. Arthaud. 1957. Effect of 
time of cutting on yield and botanical composition 
of prairie hay in southeastern Nebraska. Nebr. Agr. 
Expt. Sta. Res. Bull. 184. 36 p. 
Conard, H. S. 1932. A boreal moss community. 
Proc. lowa Acad. Sci. 39: 57-61. 
sees 
140. 
141, 
143. 
144. 
145. 
146. 
147. 
148. 
149. 
150. 
io he 
152% 
153. 
ue aces Ne OZ Ss The firetorestssorlowar 
Proc. lowa Acad. Sci. 45: 69-72. 
1952. The vegetation of Iowa. 
State Univ. lowa Studies in Nat. Hist. 19: 1-66. 
Conway, Verona M. 1949. The bogs of central 
Minnesota. Ecol. Monographs 19: 173-206. 
. Coons, G.H. 1911. Ecological relations of the 
flora. Sand dune region on the south shore of 
Saginaw Bay, Michigan. Mich. Geol. and Biol. 
Survey P. Ser. 2, 4: 35-64. 
Cooper, A. W. 1961. Relationships between plant 
life-forms and microclimate in southeastern 
Michigan. Ecol. Monographs 31: 31-59. 
Cooper, W.S. 1913. The climax forest of Isle 
Royale, Lake Superior, and its development. Bot. 
Gaz. 55: 1-44; 115-140; 189-235. 
1928. Seventeen years of suc- 
cessional change upon Isle Royale, Lake Superior. 
Ecology 9: 1-5. 
et ee) cand) sks /Footelo32 seRecon- 
struction of a late Pleistocene biotic community in 
Minneapolis, Minnesota. Ecology 13: 63-72. 
Cornelius, D.R. 1944. Revegetation in the tall 
grass prairie region. J. Amer. Soc. Agron. 36: 
393-400. 
Corson, C.W., J.H. Allison, and E. G. Cheyney. 
1929. Factors controlling forest types in the 
Cloquet Forest, Minnesota. Ecology 10: 112-125. 
Cosby, Hugh E: 1960. Rings on the range. J. 
Range Mangt. 13: 283-288. 
1964. Some. yield character- 
istics of range as influenced by soil type and 
weather. J. Range Mangt. 17: 266-269. 
per bee te A 1965) oFRescuc...cerasslandianm 
North Dakota. J. Range Mangt. 18: 284-285. 
Costello, D. F. 1931. Comparative study of river 
bluff succession on Iowa and Nebraska sides of the 
Missouri River. Bot. Gaz. 91: 295-307. 
1936. Tussock meadows in 
southeastern Wisconsin. Bot. Gaz. 97: 610-648. 
