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Table 1 Composition and nutrient content of basal diets (air dried basis, %)

From: Natural astaxanthin enhanced antioxidant capacity and improved semen quality through the MAPK/Nrf2 pathway in aging layer breeder roosters

Ingredients Content, % Nutrition level
Corn 69.93 Metabolizable energy, MJ·kg−1 12.02
Soybean meal 18.60 Crude protein, % 14.00
Wheat bran 3.80 Methionine, % 0.23
Soybean oil 1.40 Lysine, % 0.64
Limestone 2.60 Calcium, % 1.37
Dicalcium phosphate 1.80 Total phosphorus, % 0.63
Salt 0.25 Available phosphorus, % 0.44
Choline chloride 0.20   
Premix1 1.42   
Total 100.00   
  1. 1The premix provided the following per kilogram of the diet: Cu 10 mg, Fe 80 mg, Mn 100 mg, Zn 80 mg, VA 20,000 IU, VD 3,000 IU, VE 30 IU, VK 2 mg, VB1 2 mg, VB2 10 mg, VB6 6 mg, VB12 0.012 mg, folic acid 1.2 mg, D-pantothenic acid 12 mg, nicotinic acid 40 mg, biotin 0.2 mg, and Se 0.3 mg