Archived Purdue Publications
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Displaying 1 to 3 of 3 results for 1920
Mating Poultry for Egg Production
Publication: Purdue Agriculturist
Subject: Roberts, Roy E.
Date: 3/1920
vol. 14, No. 6 p. 309
Publication: Purdue Agriculturist
Subject: Roberts, Roy E.
Date: 3/1920
vol. 14, No. 6 p. 309
Churns
Publication: Purdue Agriculturist
Subject: Roberts, Roy E.
Date: 4/1920
vol. 14, No. 7 p. 408
Publication: Purdue Agriculturist
Subject: Roberts, Roy E.
Date: 4/1920
vol. 14, No. 7 p. 408
Maintaining the Laying Flock
Publication: Purdue Agriculturist
Subject: Roberts, Roy E.
Date: 10/1920
vol. 15, No. 1 p. 7
Publication: Purdue Agriculturist
Subject: Roberts, Roy E.
Date: 10/1920
vol. 15, No. 1 p. 7
