Bibliography on swine improvement IV
Subtitle: during the period 1897-1964 : a supplement
By: compiled by Charles E. Shelby, Director, Regional Swine Breeding Laboratory
Contributors: Regional Swine Breeding Laboratory (U.S.)
Published: 1966
Language: eng
Number of pages: 159
Subjects: Breeding; Bibliography; Swine
Notes: 10-1-66.

Mimeograph.

Cover title.

"Most of the comments written for Volumes I, II, and III still apply. The present volume is basically a supplement to them"--Foreword.