作者单位:
Univ Missouri, Dept Fisheries & Wildlife Sci, Missouri Cooperat Fish & Wildlife Res Unit, 302 Anheuser Busch Nat Resources Bldg, Columbia, MO 65211 USA
[1]
Missouri Dept Conservat, 3500 East Gans Rd, Columbia, MO 65201 USA
[2]
US Geol Survey, Missouri Cooperat Fish & Wildlife Res Unit, 302 Anheuser Busch Nat Resources Bldg, Columbia, MO 65211 USA
[3]
US Fish & Wildlife Serv, Upper Mississippi River & Great Lakes Region Join, 2651 Coolidge Rd,Suite 101, E Lansing, MI 48837 USA
[4]
Ducks Unltd, 1 Waterfowl Way, Memphis, TN 38120 USA
[5]
Ducks Unltd, 1220 Eisenhower Pl, Ann Arbor, MI 48108 USA
[6]
Univ Missouri, Dept Fisheries & Wildlife Sci, 302 Anheuser Busch Nat Resources Bldg, Columbia, MO 65211 USA
[7]
发布时间
2017-08-24