Duck food plants of the Illinois river valley
By: [by] Frank C. Bellrose, jr. Printed by authority of the state of Illinois.
Series: Illinois. Natural history survey. Bulletin,; v. 21, article 8
Publisher: Wetzel Publishing Co.
Published: 1941
Place of publication: Urbana, Ill
Language: eng
Number of pages: 280
Subjects: Freshwater plants -- Illinois -- Illinois River.; Ducks.; Lakes -- Illinois.; Birds -- Food.
Notes: "Literature cited": p. 280.
At head of title: State of Illinois. Dwight H. Green, governor. Department of registration and education. Frank G. Thompson, director. Division of the natural history survey. Theodore H. Frison, chief.