Effects of Vitamin D, Phytase, Calcium and Phosphorus in Broiler Performance
The Interactive Effects of Vitamin D, Phytase, Calcium and Phosphorus in Broiler Performance and Skeletal Integrity
Published:October 11, 2012
Summary
1. INTRODUCTION The metabolism of vitamin D, calcium and phosphorus within the chicken is uniquely integrated. The absorption of intestinal calcium depends on many factors but one of the most important is vitamin D (Ameenuddin, Sunde et al. 1985). There is obscurity regarding the exact mechanisms of calcium absorption across the intestine, however it is known that vitamin D is essential for t...
Dear Sir, it's an excellent study as always u done. I have one question, in first treatment the BW n FCR are better than the sixth treatment (where you used 1000 fyt phytase and 5000iu D), no doubt their is economics for feed manufacturer but due to less BW the farmer have to pay this? whats ur opinion...