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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