http://avianmedicine.net/publication_cat/avian-medicine/
I couldn't link to the specific article, so scroll down to Chapter 3 - Nutrition.
This is for those who like in-depth information on feeding their flocks. The article is geared towards feeding companion birds, but lots of this is general and applies to all avian species. There is a chart of nutrient contents of foods sources, info on toxins, the importance of vitamins and trace minerals, enzyme inhibitors and lots more.
I couldn't link to the specific article, so scroll down to Chapter 3 - Nutrition.
This is for those who like in-depth information on feeding their flocks. The article is geared towards feeding companion birds, but lots of this is general and applies to all avian species. There is a chart of nutrient contents of foods sources, info on toxins, the importance of vitamins and trace minerals, enzyme inhibitors and lots more.