EFFECT OF ADDING VITAMIN D3 AND VARIOUS PARTICLE SIZE OF OYSTER SHELL TO DIETS IN CALCIUM AND VITAMIN D3 CONCENTRATION, EGG SHELL AND BONE BREAKING FORCE IN LAYING HENS
This study was conducted in the poultry farm belong to Department of Animal Production at College of Agriculture, University of Anbar, from 20/7/2021 to 15/10/2021, to show the role of vitamin D3 and multi particle size of oyster shells to providing the needed calcium for laying hens in order to man...
| Main Authors: | , |
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| Format: | Article |
| Language: | Arabic |
| Published: |
University of Anbar
2022-06-01
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| Series: | مجلة الأنبار للعلوم الزراعية |
| Subjects: | |
| Online Access: | https://ajas.uoanbar.edu.iq/article_174995_d34243ce958f7405c2c3078f0d16352c.pdf |