Identity elements
Reference code
01-04
Name and location of repository
Level of description
Folder
Title
SDSU Publications: Bulletins, No. 437: Farrowing Systems, Their Effect on Returns in Hog Production (May); No. 446: Antibiotics in Growing and Fattening Pig Rations (April); No. 456: Preventing Selenium Poisoning in Growing and Fattening Pigs (March)
Date(s)
- 1954-1956 (Creation)