ISBN: 9787122204332 (1 risultati)

paperback. Condizione: New. Pub Date: 2014-10-01 Pages: 328 Language: Chinese Publisher: Chemical Industry Press book based on the current actual production of pig industry. from our cattle industry overview. efficient breeding cattle breed selection and breeding technology and Common Mistakes correction. efficient breeding cattle feed selection and preparation techniques and correction of common errors. cattle breeding and efficient environmental control technology and correction of common errors. efficient breeding ca.…