2 电子书 Phillip Thacker
Roy Kirkwood & Phillip Thacker: Non-Traditional Feeds for Use in Swine Production (1992)
Feed represents the single greatest expense associated with bringing pigs to market weight. Therefore, if you can reduce the cost of feeding without detriment to pig performance, the economics of swi …
EPUB
英语
DRM
€64.18
Roy Kirkwood & Phillip Thacker: Non-Traditional Feeds for Use in Swine Production (1992)
Feed represents the single greatest expense associated with bringing pigs to market weight. Therefore, if you can reduce the cost of feeding without detriment to pig performance, the economics of swi …
PDF
英语
DRM
€64.40
