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Table 1 Mean red, green and blue pixel values in the evaluated genotypes estimated from the RGB image analysis

From: Genotypic and environmental factors influence the proximate composition and quality attributes of sweetpotato (Ipomoea batatas L.)

Genotype Red (R) Green (G) Blue (B)
White–cream fleshed genotypes:
 0113-671.VAL 191.6 ± 17.7abcd 183.6 ± 16.1ab 155.6 ± 15.1a
 0113-662.VAL 171.7 ± 23.5d 163 ± 21.3bcde 129 ± 19.5bcd
 0113-657VAL 206.6 ± 17.9ab 195.9 ± 18.8a 155.2 ± 22.3a
 0113-660.VAL 195.2 ± 18.6 182.7 ± 16abc 131.2 ± 15.6abc
 0113-669.VAL 187.8 ± 21.4bcd 174.5 ± 20.5abcd 138.4 ± 21.1abc
 0113-670VAL 192.7 ± 24.2abcd 180.9 ± 23.4abc 132.9 ± 24.7abc
 0113-668.VAL 193.5 ± 21.1abcd 184 ± 25.7ab 151.5 ± 29.4ab
 0113-664.VAL 199.7 ± 26.5abc 187.8 ± 27.2ab 135.6 ± 28.6abc
 Criolla 181.8 ± 21.8 cd 169.4 ± 22.6bcd 121.2 ± 21.7cde
Yellow–orange fleshed genotypes:
 0113-634VAL 213.1 ± 33.6a 140.7 ± 20.8ef 71.7 ± 26.5hi
 0113-672COR 205.5 ± 16.9abc 121.2 ± 21.6 fg 56.1 ± 14.8i
 0113-673.VAL 194.9 ± 21.7abcd 164.8 ± 22.2bcde 104.4 ± 23.6def
 0113-658 COR 204.7 ± 9.6abc 179.3 ± 11.2abcd 98.6 ± 13.2efg
 0113-674.VAL 187.2 ± 19.6bcd 143.8 ± 18.3ef 76.8 ± 11.2ghi
 0113-665VAL 194.9 ± 13.7abcd 157.9 ± 14.2cde 82.9 ± 19fgh
 0113-663VAL 192.5 ± 30.5abcd 154.7 ± 30.4de 82.9 ± 29fgh
 0113-666.VAL 200 ± 26.5abc 163.9 ± 30.5bcde 82.8 ± 27fgh
 0113-659VAL 199.7 ± 24.7abc 158.5 ± 25.9cde 81.4 ± 24.8fghi
Purple flesh genotypes:
 0113-656COR 115.3 ± 29.5f 49.5 ± 35.5 h 73.7 ± 35ghi
 Criolla.V 141.5 ± 19e 97.8 ± 19.5g 92.2 ± 18.3fgh
  1. Different letters show significant differences determined by Tukey’s test (p < 0.01). Red, Green, and Blue correspond to pixel values from the RGB image analysis
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