Cows Efficient Farming Techniques (1 results)

paperback. Condition: New. Pub Date: 2014-02-01 Pages: 216 Language: Chinese Publisher: Hebei Science and Technology Press. cow efficient breeding technology to pollution. environmental protection and new technology. to achieve high-yielding dairy cows. high quality. eco-targets. introduces cows fine varieties. dairy feed savings. ecological use. high-quality and efficient cultivation of breeding cows. cows and other content prevention of common diseases. Contents Chapter Section varieties of cows breed classification .…