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¤åÄm¥X³B¡G
Precision Feeding Dairy Heifers¡GStrategies and Recommendations. Geoff Zanton and Jud Heinrichs
Dairy and Animal Science Department,  The Pennsylvania State University, University Park,  PA 16802
Gajh@psu">Email¡Gajh@psu. edu
Website¡Ghttp¡G//www.das.psu.edu/dcn



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