USE OF CANTHAXANTHIN AND/OR 25-OH D3 FOR IMPROVED REPRODUCTIVITY AND PERFORMANCE OF ROOSTERS

摘要

The invention Khan Astaxanthin and / or hydroxy- 25-D to improve the reproductive performance of the cock relates to the use of vitamin D3 (25-OH D3). More particularly, the present invention relates to the use of factory space Astaxanthin and / or 25- hydroxy- compartment Astaxanthin or the composition of the feed to improve the growth performance of the cock .