Part 4 (1/2)
CRIDDLE, S.
1926. Habits of Microtus minor in Manitoba. Jour. Mamm., 7:193-200, August 9, 1926.
ELTON, C. S., E. B. FORD, J. R. BAKER, and A. D. GARDNER.
1931. The health and parasites of a wild mouse population. Proc.
Zool. Soc. London, 101:657-721, September 30, 1931.
FISHER, H. J.
1945. Notes on voles in central Missouri. Jour. Mamm., 26:435-437, November, 1945.
HATFIELD, D. M.
1935. A natural history study of Microtus californicus. Jour.
Mamm., 16:261-271, November 15, 1935.
HAMILTON, W. J., JR.
1937a. The biology of microtine cycles. Jour. Agr. Res., 54:779-790, May 15, 1937.
1937b. Growth and life span of the field mouse. American Nat., 71:500, September-October, 1937.
1941. The reproduction of the field mouse, Microtus pennsylvanicus (Ord). Cornell Univ. Agr. Exp. Sta. Memoir 237, pp. 1-23, May, 1941.