Agriculture; Statistics; Rural Sociology; Agricultural Economics; Work Project Administration; Dairy Husbandry; Animal Husbandry; Entomology and Economic Zoology; Poultry Husbandry; Rural Education; Forestry; Statistics; Dairy Industry
Volume 26, Bulletins 304-320. (304) Statistical Investigation of a Sample Survey for Obtaining Farm Facts; (305) Efficiency of Dairy Rations Containing Various Quantities of Grain; (306) Social and Ecological Patterns in the Farm Leadership of...
Volume 34, Bulletins 489-521. (489) Ownership of Iowa's Farmland; (490) Identification and Measurement of Inefficiencies in Leasing Systems; (491) Comparison of Resource Returns of Well-Organized Iowa Farms with Selected Nonfarm Opportunities;...