00000nam 2200000za 4500 9.850049 CaOODSP 20241203113641 cr ||||||||||| 180115s1986 onc ||||o f000 0 eng d CaOODSP eng n-cn--- CW69-9/160E-PDF Clark, Robert G. Preliminary estimates of rate of grain passage through the digestive tract of mallards [electronic resource] / by Robert G. Clark, Hamilton Greenwood , and Lawson G. Sugden. [Ottawa] : Canadian Wildlife Service, 1986. 2 p. Progress notes ; no. 160 "March 1986." Digitized edition from print [produced by Environment and Climate Change Canada]. Issued also in French under title: Estimations préliminaires de la vitesse de passage des grains dans l'appareil digestif des Canards malards. Includes bibliographical references. "Rate of grain passage through the digestive tract was assessed for nine captive Mallards"--Abstract. gccst Aquatic birds gccst Food Mallards Greenwood, Hamilton, 1955- Sugden, Lawson G. Canada. Environment Canada. Canadian Wildlife Service. Estimations préliminaires de la vitesse de passage des grains dans l’appareil digestif des Canards malards (CaOODSP)9.860771 Progress notes (Canadian Wildlife Service) no. 160 (CaOODSP)9.504439 PDF 150 KB https://publications.gc.ca/collections/collection_2018/eccc/CW69-9-160-eng.pdf