Northern Prairie Wildlife Research Center
ANDERSON, M. G. 1978. Distribution and production of sago pondweed (Potamogeton
pectinatus L.) on a northern prairie marsh. Ecology 59:154-160.
BAKKER, J. P., and J. C. RUYTER. 1981. Effects of five years of grazing on a
salt-marsh vegetation. Vegetatio 44:81-100.
BASSETT, P. A. 1980. Some effects of grazing on vegetation dynamics in the
Camargue, France. Vegetatio 43:173-184.
BEARD, E. B. 1953. The importance of beaver in waterfowl management at the
Seney National Wildlife Refuge. Journal of Wildlife Management 17:398-436.
BEECHER, W. J. 1942. Nesting birds and the vegetation substrate. Chicago
Ornithological Society, Chicago, Ill. 69 p.
BENGTSON, S. A. 1971. Habitat selection of duck broods in Lake Myvatn area,
north-east Iceland. Ornis Scandinavica 2:17-26.
BENNETT, L. J. 1937. Grazing in relation to the nesting of the blue-wing teal.
Transactions of the North American Wildlife Conference 2:393-397.
BENNETT, L. J. 1938. The blue-winged teal, its ecology and management.
Collegiate Press, Ames, Iowa. 144 p.
BERG, P. F. 1956. A study of waterfowl broods in eastern Montana with special
reference to movements and the relationship of reservoir fencing to
production. Journal of Wildlife Management 20:253-262.
BEULE, J. D. 1979. Control and management of cattails in southeastern Wisconsin
wetlands. Wisconsin Department of Natural Resources Technical Bulletin 112.
41 p.
BISHOP, R. A., R. D. ANDREWS, and R. J. BRIDGES. 1979. Marsh management and its
relationship to vegetation, waterfowl, and muskrats. Proceedings of the
Iowa Academy of Science 86:50-56.
BJORK, S. 1976 The restoration of degraded wetlands. p. 349-354 In M. Smart,
ed. International Conference on the Conservation of Wetlands and Waterfowl.
International Waterfowl Research Bureau, Slimbridge, England.
BOLLER, H. A. 1972. Among the Indians: four years on the upper Missouri, 1858-
1862. M. M. Quaife, ed. University of Nebraska Press, Lincoln. 370 p.
BUE, I. G., L. BLANKENSHIP, and W. H. MARSHALL. 1952. The relationship of
grazing practices to waterfowl breeding populations and production on
stock ponds in western South Dakota. Transactions of the North American
Wildlife Conference 17:396-414.
BUTTERY, B. R., and J. M. LAMBERT. 1965. Competition between Glyceria maxima
and Phragmites communis in the region of Surlingham Broad. 1. The
competition mechanism. Journal of Ecology 53:163-181.
CARTWRIGHT, B. W. 1942. Regulated burning as a marsh management technique.
Transactions of the North American Wildlife Conference 7:257-263.
CHURA, N. J. 1961. Food availability and preferences of juvenile mallards.
Transactions of the North American Wildlife Conference 26:121-134.
COURCELLES, R., and J. BEDARD. 1978. Habitat selection by dabbling ducks in the
Baie Noire marsh, southwestern Quebec. Canadian Journal of Zoology 57:2230-
2238.
DANELL, K., and K. SJOBERG. 1979. Decomposition of Carex and Equisetum in a
northern Swedish lake: dry weight loss and colonization by macro-
invertebrates. Journal of Ecology 67:191-200.
DAVIS, C. B., and A. G. VAN DER VALK. 1978. Litter decomposition in prairie
glacial marshes. p. 99-130 In R. E. Good, D. F. Whigham, and R. L. Simpson,
eds. Freshwater wetlands. Academic Press, New York.
DEAN, B. E. 1933. Effect of soil type and aeration upon root systems of certain
aquatic plants. Plant Physiology 8:203-222.
DENIG, E. T. 1961. Five Indian tribes of the upper Missouri. J. C. Ewers, ed.
University of Oklahoma Press, Norman, 217 p.
DIIRO, B. W. 1982. Effects of burning and mowing on seasonal whitetop ponds in
southern Manitoba. M.S. thesis, Iowa State University, Ames. 48 p.
DIX, R. L., and F. E. SMEINS. 1967. The prairie, meadow, and marsh vegetation
of Nelson County, North Dakota. Canadian Journal of Botany 45:21-58.
DREWIEN, R. C., and P. F. SPRINGER. 1969. Ecological relationships of breeding
blue-winged teal to prairie potholes. p. 102-115 In Saskatoon Wetlands
Seminar. Canadian Wildlife Service, Report Series 6.
DZUBIN, A. 1955. Some evidences of home range in waterfowl. Transactions of the
North American Wildlife Conference 20:278-298.
ERMACOFF, N. 1968. Marsh and habitat management practices at the Mendota
Wildlife Area. California Department of Fish and Game, Game Management
Leaflet 12. 11 p.
EVANS, C. D., and K. E. BLACK. 1956. Duck production studies on the prairie
potholes of South Dakota. U.S. Fish and Wildlife Service, Special Science
ReportWildlife 32. 59 p.
EVANS, C. D., A. S. HAWKINS, and W. H. MARSHALL. 1952. Movements of waterfowl
broods in Manitoba. U.S. Fish and Wildlife Service, Special Science
ReportWildlife 16. 47 p.
EVANS, K. E., and R. R. KERBS. 1977. Avian use of livestock watering ponds in
western South Dakota. U.S. Forest Service, General Technical Report RM-35.
11 p.
FLAKE, L. D., G. L. PETERSEN, and W. L. TUCKER. 1977. Habitat relationships
of breeding waterfowl on stock ponds in northwestern South Dakota.
Proceedings of the South Dakota Academy of Science 56:135-151.
FOG, J. 1976. Multi usage of waterfowl habitat. p. 359-363 In M. Smart, ed.
International Conference on the Conservation of Wetlands and Waterfowl.
International Waterfowl Research Bureau, Slimbridge, England.
FURNISS, O. C. 1938. The 1937 waterfowl season in the Prince Albert District,
central Saskatchewan. Wilson Bulletin 50:17-27.
GIRARD, G. L. 1941. The mallard: its management in western Montana. Journal of
Wildlife Management 5:233-259.
GJERSING, F. M. 1971. A study of waterfowl production on two rest rotation
grazing units in north central Montana. M.S. thesis, Montana State
University, Bozeman. 42 p.
GLOVER, F. A. 1956. Nesting and production of the bluewinged teal (Anas discors
Linnaeus) in northwest Iowa. Journal of Wildlife Management 20:28-46.
GODIN, P. R., and D. E. JOYNER. 1981. Pond ecology and its influence on mallard
use in Ontario, Canada. Wildfowl 32:28-34.
GODSHALK, G. L., and R. G. WETZEL. 1978. Decomposition in the littoral zone of
lakes. p. 131-143 In R. E. Good, D. F. Whigham, and R. L. Simpson, eds.
Freshwater wetlands. Academic press, New York.
GORENZEL, W. P., R. A. RYDER, and C. E. BRAUN. 1981. American coot response to
habitat change on a Colorado marsh. Southwestern Naturalist 26:59-65.
GORENZEL, W. P., R. A. RYDER, and C. E. BRAUN. 1982. Reproduction and nest site
characteristics of American coots at different altitudes in Colorado.
Condor 84:59-65.
GRANGE, W. B. 1949. The way to game abundance. Charles Scribner's Sons, New
York. 365 p.
GRIFFITH, R. 1948. Improving waterfowl habitat. Transactions of the North
American Wildlife Conference 13:609-618.
HAMMOND, M. C. 1961. Habitat improvement studies at Lower Souris National
Wildlife Refugepast, present and proposed. U.S. Fish and Wildlife
Service 8 p.[mimeographed].
HARRIS, H. J., G. FEWLESS, M. MILLIGAN, and W. JOHNSON. 1981. Recovery
processes and habitat quality in a freshwater coastal marsh following a
natural disturbance. p. 363-379 In B. Richardson, ed. Wetland values and
management. Minnesota Water Planning Board, St. Paul.
HARRIS, S. W. 1954. An ecological study of the waterfowl of the potholes area,
Grant County, Washington. American Midland Naturalist 52:403-432.
HENRY, A. and D.THOMPSON. 1965. New light on the early history of the greater
northwest: the manuscript journals of Alexander Henry and David Thompson
1799-1814. E. Coues, ed. Ross and Hains, Minneapolis. 1027 p.
HILDEN, O. 1964. Ecology of duck populations in the island group of Valassaaret,
Gulf of Bothnia. Annales Zoologici Fennici I: I 53-277.
HILLIARD, M. A. 1974. The effects of regulated livestock grazing on waterfowl
production. Utah Division of Wildlife Resources Publication 74-8. 96 p.
HINES, J. E. 1975. Gadwall nesting and brood ecology at Waterhen Marsh,
Saskatchewan. M.S. thesis, University of Regina, Regina, Saskatchewan.
218 p.
HOCHBAUM, H. A. 1944. The canvasback on a prairie marsh. The American Wildlife
Institute, Washington, D.C. 201 p.
HOPPER, R. M. 1972. Waterfowl use in relation to size and cost of potholes.
Journal of Wildlife Management 36:459-468.
HUDSON, M. S. 1983. Waterfowl production on three age classes of stock ponds in
Montana. Journal of Wildlife Management 47:1 12-1 17.
IGNATOSKI, F. J. 1966. The ecology of wild ducks in two central Michigan
impoundment marshes. M.S. thesis Michigan State University, Lansing. 37 p.
JAHN, L. R., and J. B. MOYLE. 1964. Plants on parade. p. 293-304 In J. P.
Linduska, ed. Waterfowl Tomorrow. U.S. Department of the Interior,
Washington, D.C.
JOHNSGARD, P. A. 1956. Effects of water fluctuation and vegetation change on
bird populations, particularly waterfowl. Ecology 37:689-701.
JOYNER, D. E. 1980. Influence of invertebrates on pond selection by ducks in
Ontario. Journal of Wildlife Management 44:700-705.
JOYNER, D. E. 1982. Abundance and availability of invertebrates in ponds in
relation to dietary requirements of mallards and blue-winged teal at
Luther Marsh. Ontario Field Biologist 36:19-34.
KAMANSKI, R. M., and H. H. PRINCE. 1981 a. Dabbling duck activity and foraging
responses to aquatic macroinvertebrates. Auk 98:115-126.
KAMANSKI, R. M., and H. H. PRINCE. 1981 b. Dabbling duck and aquatic
macroinvertebrate responses to manipulated wetland habitat. Journal of
Wildlife Management 45:1-15.
KAMANSKI, R. M., and H. H. PRINCE. 1984. Dabbling duck-habitat associations
during spring in Delta Marsh, Manitoba. Journal of Wildlife Management
48:37-50.
KEITH, L. B. 1961. A study of waterfowl ecology on small impoundments in
southeastern Alberta. Wildlife Monograph 6. 88 p.
KIRSCH, L. M. 1969. Waterfowl production in relation to grazing. Journal of
Wildlife Management. 33:821-828.
KOMAREK, E. V., Sr. 1976. Fire ecology review. Proceedings of the Tall Timbers
Fire Ecological Conference 14:201-216.
KOZLOWSKI, T. T. and C. E. AHLGREN. 1974. Fire and ecosystems. Academic Press,
New York. 542 p.
KRAPU, G. L., and H. F. DUEBBERT. 1974. A biological survey of Kraft Slough.
Prairie Naturalist 6:33-55.
LARSSON, T. 1969 Land use and bird fauna on shores in southern Sweden. Oikos
20:136-155.
LEWIS, F. J., E. S. DOWDING, and E. H. MOSS. 1928. The vegetation of Alberta.
II. The swamp, moor, and bog forest vegetation of central Alberta. Journal
of Ecology 16:19-70.
LINDE, A. F., T. JANISCH, and D. SMITH. 1976. Cattail: the significance of its
growth, phenology and carbohydrate storage to its control and management.
Wisconsin Department of Natural Resources Technical Bulletin 94. 27 p.
LOGAN, T. H. 1975. Characteristics of small impoundments in western Oklahoma,
their value as waterfowl habitat and potential for management. M.S. thesis,
Oklahoma State University, Stillwater. 77 p.
LOKEMOEN, J. T. 1966. Breeding ecology of the redhead duck in western Montana.
Journal of Wildlife Management 30:668-681.
MACK, G. D., and L. D. FLAKE. 1980. Habitat relationships of waterfowl broods
on South Dakota stock ponds. Journal of Wildlife Management 44:695-700.
MARCH, J. R., G. F. MARTZ, and R. A. HUNT. 1973. Breeding duck populations and
habitat in Wisconsin. Wisconsin Department of Natural Resources Technical
Bulletin 68. 37 p.
MARSHALL, W. H. 1952. Waterfowl of three prairie potholes. Flicker 24:60-68.
MASON, C. F., and R. J. BRYANT. 1975. Production, nutrient content, and
decomposition of Phragmites communis Trin. and Typha angustifolia L.
Journal of Ecology 63:71-95.
MCDONALD, M. E. 1955. Cause and effects of a die-off of emergent vegetation.
Journal of Wildlife Management 19:24-35.
MCENROE, M. R. 1976. Factors influencing habitat use by breeding waterfowl in
South Dakota. M.S. thesis, South Dakota State University, Brookings. 67 p.
MCNAUGHTON, S. J. 1968. Autotoxic feedback in relation to germination and
seedling growth in Typha latifolia. Ecology 49:367-369.
MEDNIS, A. A. 1974. Influence of vegetation on the species, composition and
distribution of nesting ducks on the islands of Lake Engure. p. 87-106 In
H. A. Mihelsons and J. A. Viksne, eds. Ecology of waterfowl of Latvia
[translated from Russian]. U.S. Department of Commerce, National Technical
Information Services TT71-53131.
MENDALL, H. L. 1948. Water levels and waterfowl management. Proceedings of the
1948 Northeastern Game Conference 86-88.
MESSINGER, R. D. 1974. Effects of controlled burning on waterfowl nesting
habitat in northwest Iowa. M.S. thesis. Iowa State University, Ames. 49 p.
METCALF, F. P. 1931. Wild-duck foods of North Dakota lakes. U.S. Department of
Agriculture Technical Bulletin 221. 72 p.
MIHELSONS, H. A. 1968. Methods of increasing the duck populations on lakes in
Latvia. p. 41-55 In Z. D. Spurin, chief ed. Birds of the Baltic region:
ecology and migrations. Israel Program for Scientific Translations,
Jerusalem.
MIHELSONS, H. A., G. T. LEJINS, and A. A. MEDNIS. 1974. Nesting ducks of Lake
Engure and their investigation. p. 1-53 In H. A. Mihelsons and J. A.
Viksne, eds. Ecology of waterfowl in Latvia [translated from Russian].
U.S. Department of Commerce, National Technical Information Service
TT71-53131.
MILLAR, J. B. 1973. Vegetation changes in shallow marsh wetlands under
improving moisture regime. Canadian Journal of Botany 51: 1443-1457.
MOLLER, H. S. 1975. Danish salt-marsh communities of breeding birds in relation
to different types of management. Ornis Scandinavica 6:125-133.
MUNDINGER, J. G. 1975. The influence of rest-rotation grazing management on
waterfowl production on stockwater reservoirs in Phillips County, Montana.
M.S. thesis, Montana State University, Bozeman. 100 p.
MUNRO, D. A. 1963. Ducks and the Great Plains wetlands. Canadian Audubon
25:105-111.
MURKIN, H. R. 1979. Response by waterfowl and blackbirds to an experimentally
manipulated cattail marsh. M.S. thesis, McGill University, Montreal,
Quebec. 97 p.
MURKIN, H. R., R. M. KAMINSKI, and R. D. TITMAN. 1982. Responses by dabbling
ducks and aquatic invertebrates to an experimentally manipulated cattail
marsh. Canadian Journal of Zoology 60:2324-2332.
NEELY, W. W. 1967. Planting, disking, mowing and grazing. p. 212-221 In J. D.
Newsom, ed. Proceedings of the Marsh and Estuary Management Symposium.
Louisiana State University, Baton Rouge.
NELSON, N. F., and R. H. DEITZ. 1966. Cattail control methods in Utah. Utah
Department of Fish and Game Publication 66-2. 31 p.
NEWTON, I., and R. S. CAMPBELL. 1975. Breeding of ducks at Loch Leven, Kinross.
Wildfowl 26:83-103.
NUDDS, T. D. 1982. Ecological separation of grebes and coots: interference
competition or microhabitat selection? Wilson Bulletin 94:505-514.
ORIANS, G. 1972. The adaptive significance of mating systems in the Icteridae.
Proceedings of the Fifteenth International Ornithological Congress 389-398.
PARNELL, J. F., and T. L. QUAY. 1965. The populations, breeding biology, and
environmental relations of the black duck, gadwall, and blue-winged teal
at Pea and Bodie Islands, North Carolina. Proceedings of the Southeastern
Association of Game and Fish Commission 16:53-67.
PATTERSON, J. H. 1976. The role of environmental heterogeneity in the
regulation of duck populations. Journal of Wildlife Management 40:22-32.
PERRET, N. G. 1962. The spring and summer foods of the common mallard (Anas
platyrhynchos platyrhynchos L.) in south central Manitoba. M.S. thesis,
University of British Columbia, Vancouver. 82 p.
PIEST, L. A. 1982. Evaluation of waterfowl habitat improvements in the Apache-
Sitgreaves National Forest, Arizona. M.S. thesis, University of Arizona,
Tucson, 87 p.
PIRNIE, M.D. 1935. Michigan waterfowl management. Michigan Department of
Conservation, Lansing. 328 p.
POSTON, H. J. 1969a. Home range and breeding biology of the shoveler. M. S.
thesis, Utah State University, Logan. 86p.
POSTON, H. J. 1969b. Relationships between the shoveler and its breeding
habitat at Strathmore, Alberta. p. 132-137 In Saskatoon Wetlands Seminar.
Canadian Wildlife Service, Report Series 6.
QUAME, O. A., and A. H. GREWE, Jr. 1970. Waterfowl production in a selected
wetland management area. Journal of Minnesota Academy of Science 36:89-92.
REIMOLD, R. J., R. A. LINTHURST, and P. L. WOLF. 1975. Effects of grazing on a
salt marsh. Biological Conservation 8:105-125.
RINGELMAN, J. K., and J. R. LONGCORE. 1982. Movements and wetland selection by
brood-rearing black ducks. Journal of Wildlife Management 46:615-621.
ROGERS, J. P. 1964. Effect of drought on reproduction of the lesser scaup.
Journal of Wildlife Management 28:213-222.
RUTKOWSKY, F. W. 1978. Bibliography on the effects of prescribed burning and
mammal and waterfowl utilization of wetlands: annotated literature search
with selected abstracts. National Technical Information Services (NTIS
PB286 117), Springfield, Virginia. 45 p.
SALYER, J. W. 1962. Effects of drought and land use on prairie nesting ducks.
Transactions of the North American Wildlife and Natural Resources
Conference 27:69-79.
SANDERSON, G. C., and F. C. BELLROSE. 1969. Wildlife habitat management of
wetlands. Anais da Academia Brasileiros Ciencias 41(Suppl.):153-204.
SCHLICHTEMEIER, G. 1967. Marsh burning for waterfowl. Proceedings of the Tall
Timbers Fire Ecological Conference 6:41-46.
SCHROEDER, L. D. 1973. A literature review on the role of invertebrates in
waterfowl management. Colorado Division of Wildlife Special Report 29. 13 p.
SEABLOOM, R. W. 1958. A study of production, survival, and movements of the
Great Plains muskrat (Ondatra zibethica cinnamoninus) in North Dakota.
M.S. thesis, University of Minnesota, Minneapolis. 95 p.
SEYMOUR, N. R. 1974. Territorial behavior of wild shovelers at Delta, Manitoba.
Wildfowl 25:49-55.
SHEARER, L. A. 1960. Use of dugouts by breeding ducks. Journal of Wildlife
Management 24:213-215.
SIEGFRIED, W. R. 1976. Segregation in feeding behavior of four diving ducks in
southern Manitoba. Canadian Journal of Zoology 54:730-736.
SJOBERG, K., and K. DANELL. 1982. Feeding activity of ducks in relation to diel
emergence of chironomids. Canadian Journal of Zoology 60:1383-1387.
SMEINS, F. E. 1965. The grassland and marshes of Nelson County, North Dakota.
M.S. thesis, University of Saskatchewan, Saskatoon. 82 p.
SMITH, A. G. 1969. Waterfowl-habitat relationships on the Lousana, Alberta,
waterfowl study area. p. 116-122 In Saskatoon Wetlands Seminar. Canadian
Wildlife Service, Report series 6.
SMITH, L. M., J. A. KADLEC, and P. V. FONNESBECK. 1984. Effects of prescribed
burning on nutritive quality of marsh plants in Utah. Journal of Wildlife
Management 48:285-288.
SMITH, R. H. 1953. A study of waterfowl production on artificial reservoirs in
eastern Montana. Journal of Wildlife Management 17:276-291.
SMITH, R. I. 1955. The breeding territory and its relationship to waterfowl
productivity at Ogden Bay Bird Refuge. M.S. thesis, Utah State Agriculture
College, Logan 46 p.
SMITH, R. I. 1968. The social aspects of reproductive behavior in the pintail.
Auk 85:381-396.
SOWLS, L. K. 1951. A study of the ecology and behavior of some surface-feeding
ducks. Ph.D. thesis, University of Wisconsin, Madison. 194 p.
SOWLS, L. K. 1955. Prairie ducks. Stackpole Co., Harrisburg, Pennsylvania.
193 p.
SPENCE, D. H. N., and J. CHRYSTAL. 1970. Photosynthesis and zonation of
freshwater macrophytes. 1. Depth distribution and shade tolerance. New
Phytologist 69:205-215.
STEEL, P. E., P. D. DALKE, and E. G. BIZEAU. 1956. Duck production at Grey's
Lake, Idaho, 1949-1951. Journal of Wildlife Management 20:279-285.
STENZEL, J. R. 1982. Ecology of breeding yellow rails at Seney National
Wildlife Refuge. M.S. thesis, Ohio State University, Columbus. 96 p.
STEWART, R. E., and H. A. KANTRUD. 1971. Classification of natural ponds and
lakes in the glaciated prairie region. U.S. Fish and Wildlife Service,
Resources Publication 92. 57 p.
STEWART, R. E., and H. A. KANTRUD. 1972. Vegetation of prairie potholes, North
Dakota, in relation to quality of water and other environmental factors.
U.S. Geological Survey, Professional Paper 585-D. 36 p.
STOUDT, J. H. 1944. Food preferences of mallards on the Chippewa National
Forest, Minnesota. Journal of Wildlife Management 8: 100-112.
STOUDT, J. H. 1971. Ecological factors affecting waterfowl production in the
Saskatchewan parklands. U.S. Fish and Wildlife Service, Resources
Publication 99. 58 p.
STOUDT, J. H. 1982. Habitat use and productivity of canvasbacks in southwestern
Manitoba, 1961-72. U.S. Fish and Wildlife Service, Special Science Report
Wildlife 248. 31 p.
SUGDEN, L. G. 1973. Feeding ecology of pintail, gadwall, American widgeon and
lesser scaup ducklings. Canadian Wildlife Service, Report Series 24. 45 p.
SUGDEN, L. G., and D. A. BENSON. 1970. An evaluation of loafing rafts for
attracting ducks. Journal of Wildlife Management 34:340-343.
TALENT, L. G., G. L. KRAPU, and R. L. JARVIS. 1982. Habitat use by mallard
broods in south central North Dakota. Journal of Wildlife Management 46:
629-635.
TESTER, J. R., and W. H. MARSHALL. 1962. Minnesota prairie management
techniques and their wildlife implications. Transactions of the North
American Wildlife and Natural Resources Conference 27:267-287.
THOMAS, G. J. 1980. The ecology of breeding waterfowl at the Ouse Washes,
England. Wildfowl 31:73-88.
THOMPSON, D. J. 1982. Effects of fire on Phragmites australis (Cav.) Trin. ex
Steudel and associated species at Delta Marsh, Manitoba. M.S. thesis,
University of Manitoba, Winnipeg. 199 p.
THOMPSON, D. Q. 1959. Biological investigation of the upper Fox River.
Wisconsin Conservation Department, Special Wildlife Report 2. 41 p.
THOMPSON, I. D. 1974. Movement and use of habitat by brood-rearing ducks at
Lake St. Francis, Que. M.S. thesis, York University, Toronto, Ontario.
123 p.
TRAUGER, D. L. 1967. Habitat factors influencing duck brood use of semi-
permanent and permanent prairie potholes in North Dakota. M.S. thesis,
Iowa State University, Ames. 229 p.
TRAUX, W. C., and L. F. GUNTHER. 1951. The effectiveness of game management
techniques employed on Horicon Marsh. Transactions of the North American
Wildlife Conference 16:326-330.
UHLIG, H. G. 1963. Use of Minnesota ponds and pits by waterfowl. Wilson
Bulletin 75:78-82.
VOGL, R. J. 1967. Controlled burning for wildlife in Wisconsin. Proceedings of
the Tall Timbers Fire Ecological Conference 6:47-96.
VOGL, R. J. 1973. Effects of fire on the plants and animals of a Florida
wetland. American Midland Naturalist 89:334-347.
VOIGHTS, D. K. 1973. Aquatic invertebrate abundance in relation to changing
marsh conditions. Ph.D. thesis, Iowa State University, Ames. 53 p.
WALKER, B. H. 1968. Ecology of herbaceous wetland vegetation in the aspen grove
and grassland regions of Saskatchewan. Ph.D. thesis, University of
Saskatchewan, Saskatoon. 180 p.
WALKER, B. H., and R. T. Coupland. 1968. An analysis of vegetation environment
relationships in Saskatchewan sloughs. Canadian Journal of Botany 46:509-522.
WALKER, J. M. 1959. Vegetation studies on the Delta Marsh, Delta, Manitoba.
M.S. thesis, University of Manitoba, Winnipeg. 203 p.
WARD, E. 1942. Phragmites management. Transactions of the North American
Wildlife Conference 7:294-298.
WARD, P. 1968. Fire in relation to waterfowl habitat of the Delta marshes.
Proceedings of the Tall Timbers Fire Ecological Conference 8:254-267.
WELLEIN, E. G. 1942. A waterfowl production study on the Chippewa National
Forest. M.S. thesis, University of Minnesota, Minneapolis. 71 p.
WELLER, M. W. 1975a. Habitat selection by waterfowl of Argentine Isla Grande.
Wilson Bulletin 87:83-90.
WELLER, M. W. 1975b. Studies of cattail in relation to management for marsh
wildlife. Iowa State Journal of Research 49:383-412.
WELLER, M. W. 1978. Management of freshwater marshes for wildlife. p. 267-284
In R. E. Good, D. F. Whigham, and R. L. Simpson, eds. Freshwater wetlands.
Academic Press, New York.
WELLER, M. W. 1979. Small-mammal populations and experimental burning of
Dewey's Pasture, northwest Iowa, 1970-1974. Iowa State Journal of Research
53:325-332.
WELLER, M. W., and L. H. FREDRICKSON. 1973. Avian ecology of a managed glacial
marsh. Living Bird 12:269-291.
WELLER, M. W., and C. E. SPATCHER. 1965. Role of habitat in the distribution
and abundance of marsh birds. Iowa Agriculture and Home Economics
Experiment Station, Special Report 43. 31 p.
WHEELER, W. E., and J. R. MARCH. 1979. Characteristics of scattered wetlands in
relation to duck production in southeastern Wisconsin. Wisconsin
Department of Natural Resources, Technical Bulletin 116. 61 p.
WHITMAN, W. R. 1974. The response of macro-invertebrates to experimental marsh
management. Ph.D. thesis, University of Maine, Orono. 114 p.
WHITMAN, W. R. 1976. Artificial wetlands for waterfowl. p. 336-344 In M. Smart,
ed. International Conference on the Conservation of Wetlands and Waterfowl.
International Waterfowl Research Bureau, Slimbridge, England.
WILLIAMS, M., and M. J. IMBER. 1970. The role of marginal vegetation in some
waterfowl habitats. New Zealand Ecological Society Proceedings 17:126-128.
WILLSON, M. F. 1966. Breeding ecology of the yellowheaded blackbird. Ecological
Monograph 36:51-77.
WRIGHT, H. A., and A. W. BAILEY. 1982. Fire ecology, United States and southern
Canada. John Wiley & Sons, Inc. New York. 501 p.