The marginal feed cost of pork and lard 
By: by L. Jay Atkinson ...
Published: 1945
Place of publication: [n.p
Language: eng
Number of pages: 387
Subjects: Swine.; Pork.; Lard.; Feeds.
Notes: Bibliographical foot-notes.
Cover-title.
Taken from thesis (Ph. D.)--Iowa State College of Agriculture and Mechanic Arts, 1944. Doctoral thesis no. 744.
"Reprinted from Journal of Farm Economics, vol. 27, no. 2, May, 1945."