Economic performance of commercial laying flocks on Illinois farms Ross, R. C. (Robert Cooke), 1891- creator Capener, William N. (William Norman), 1925-2008 contributor text book Urbana, Ill University of Illinois, Agricultural Experiment Station 1959 1959
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ENG Cover title. Includes bibliographical references. Economic aspects Eggs Illinois Production Bulletin (University of Illinois (Urbana-Champaign campus). Agricultural Experiment Station), no. 647 Bulletin (University of Illinois (Urbana-Champaign campus). Agricultural Experiment Station), no. 647 https://www.biodiversitylibrary.org/bibliography/16665 17437563 10.5962/bhl.title.16665 RQF