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Table 6 Effect of defatted algae on yolk color

From: Effect of dietary defatted diatom biomass on egg production and quality of laying hens

Item Control 7.5% Algae 7.5% Algae 15% Algae
-SBM -SBM/Corn -SBM/Corn
At the end of the 4th wk    
L*(lightness) 54.806 ± 0.541a 52.502 ± 0.602b 51.943 ± 0.650b 50.328 ± 0.878c
+a*(redness) 11.576 ± 0.209a 13.438 ± 0.305b 13.316 ± 1.015b 12.939 ± 0.329b
+b*(yellowness) 35.660 ± 0.314a 34.522 ± 0.320b 34.013 ± 0.383b 33.038 ± 0.558c
At the end of the 8th wk    
L*(lightness) 54.758 ± 0.430a 52.718 ± 0.393b 51.690 ± 1.014c 50.732 ± 0.762d
+a*(redness) 11.084 ± 0.317a 12.573 ± 0.288b 12.518 ± 0.889b 11.356 ± 0.607a
+b*(yellowness) 35.479 ± 0.238a 34.499 ± 0.149b 33.697 ± 0.561c 32.856 ± 0.239d
  1. a,b,c,dMeans in the same row without a letter in common are different (P < 0.05).