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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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https://agrkb.angrin.tlri.gov.tw/index.php?page=6911