Studies on level ditching for marsh management
Source:
Mathiak, Harold A.; Linde, Arlyn F.. Hine, Ruth L., Editor
Studies on level ditching for marsh management
(Technical bulletin. (Wisconsin Dept. of Natural Resources), Number 12)
Game Management Division, Wisconsin Conservation Department, 1956
48 pgs.
In order to determine what level ditch spacings result in the maximum production of muskrats, the economics involved, and the benefits of level ditching to other species of wildlife, four series of experimental level ditches were dredged in a "dry marsh" portion of the Horicon Marsh Wildlife Area.
URL to cite for this work: http://digital.library.wisc.edu/1711.dl/EcoNatRes.DNRBull12
Contents
[Front cover] Studies on level ditching for marsh management
[Title page] Studies on level ditching for marsh management, p. [1]
Acknowledgments, p. 2
Table of contents, p. 3
Abstract, pp. 4-5
Introduction, pp. 6-8
Study area, pp. 8-9
Level ditches, pp. 10-18
Muskrat population, pp. 18-28
Cost vs. benefits, pp. 28-32
Other wildlife values, pp. 32-[41]
Suggested modifications of the ditching design, pp. [41]-44
Management principles, pp. 44-48
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