Calcium deposition in egg due to substitution of limestone by eggshell flour in feed of laying hens Jurnal, Research & Publication 29 July 2021, 14.28 Oleh: zhavira.artensia 0 S. Kismiati, T. Yuwanta, Zuprizal, Supadmo and U. Atmomarsono [pdfviewer]https://labimt.fapet.ugm.ac.id/wp-content/uploads/sites/1285/2021/07/zuprizal-4.pdf[/pdfviewer]