How to Feed Your Laying Hens, by James Hermes

How to Feed Your Laying Hens, by James Hermes.  PNW 477, September 2016.  A Pacific Northwest Extension Publication, Oregon State, University of Idaho, Washington State University.

Клацніть посилання https://catalog.extension.oregonstate.edu/sites/catalog/files/project/pdf/pnw477.pdf щоб відкрити ресурс.