Food of Game Ducks in the United States and Canada (Research Report, 30) Review
Food of Game Ducks in the United States and Canada (Research Report, 30) Feature
An awakened public interest in the restoration of waterfowl calls for dependable information on which to base programs for the improvement of breeding and feeding grounds. Over the period of many years, the Bureau of Biological Survey has investigated the food habits of game ducks and has studied the propagation of the plants on which they feed. The results are summarized and published in this bulletin.
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