Pampanga State Agricultural University

Office of the Library Services and Museum

The sow-improving her efficiency /

English, Peter R.

The sow-improving her efficiency / Peter R. English, William J. Smith, Alastair MacLean. - Suffolk : Farming Press, c1977. - 311 pages : Illustration ; 22 cm.

Includes index.

0852360819


Hogs.
Sows.
Swine--Breeding.