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Table 2 Mean values of proximate compounds in twenty sweetpotato genotypes

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

Genotype DMC (%) AC* TPC* CF* TSS (°Brix)
Cluster G1:
 0113-660.VAL 35.5 ± 4.9abc 4.1 ± 1.1bcde 5.9 ± 2.1abc 3.7 ± 1.5cdef 10.2 ± 2.7bc
 0113-670.VAL 32.4 ± 4.5cdef 4.2 ± 1.4bcde 6.2 ± 2.2abc 3.1 ± 0.7f 11.2 ± 2.4bc
 0113-664.VAL 33.8 ± 6bc 4.1 ± 1.4bcde 6.1 ± 2.3abc 3.7 ± 1.2cdef 10.7 ± 1.8bc
 0113-669.VAL 32 ± 2.4cdefg 4.4 ± 1.7abcde 5.6 ± 2abc 4 ± 1bcdef 10.6 ± 2.6bc
 0113-671.VAL 33.1 ± 6.7bcde 4.4 ± 1.3abcde 6.4 ± 2.9abc 3.5 ± 1.1def 9.5 ± 3.2c
 0113-668.VAL 33.4 ± 4.4bcd 3.7 ± 1.2de 5.8 ± 2.3abc 3.9 ± 1.4bcdef 10.7 ± 2.3bc
 0113-657.VAL 31.7 ± 5.6cdefgh 3.8 ± 1.1cde 5.4 ± 2.4bc 4 ± 1.4abcdef 9.8 ± 3.6c
 Criolla 39.3 ± 5.8a 3.4 ± 0.5e 5.3 ± 1.9bc 4.7 ± 1.7abc 10.8 ± 2.6bc
 0113-662.VAL 33.7 ± 4.1bc 3.8 ± 0.6cde 4.5 ± 1.6c 4.1 ± 1.5abcdef 10.4 ± 2.9bc
 Group mean 33.8 ± 5.8a 4.0 ± 1.2b 5.9 ± 2.4b 3.8 ± 1.3b 10.4 ± 2.8b
Cluster G2
 0113-665.VAL 27.2 ± 3.2hi 4.9 ± 1.9abc 7.2 ± 3.1ab 4.4 ± 1abcde 9.2 ± 2.9c
 0113-663.VAL 27.8 ± 3.9ghi 4.4 ± 1.2abcde 7 ± 3.2ab 4.4 ± 1.4abcde 9.5 ± 2.4c
 0113-659.VAL 26.3 ± 3.5i 4.7 ± 1.5abcd 6.6 ± 3.1abc 4.8 ± 1.4abc 9 ± 2.9c
 0113-666.VAL 32.8 ± 4.3cde 4.4 ± 1.7abcde 6.9 ± 3.6ab 3.3 ± 0.9ef 12.4 ± 3.2ab
 0113-674.VAL 28.5 ± 3.7efghi 4.7 ± 1.3abcd 7.5 ± 3.5ab 3.9 ± 0.7bcdef 9.5 ± 1.8c
 0113-658.COR 35 ± 6abc 4.7 ± 2.6abcd 6.2 ± 3.2abc 3.2 ± 0.7f 10. ± 2.5bc
 0113-673.VAL 28 ± 6.5fghi 4.8 ± 1.4abcd 6 ± 2.4abc 4.2 ± 1.4abcdef 9 ± 2.1c
 0113-634.VAL 26.7 ± 4.5i 5.1 ± 1.3ab 7.8 ± 3a 4.5 ± 1.3abcde 10.4 ± 2.4bc
 0113-672.COR 21.5 ± 4.7j 5.5 ± 1.5a 7 ± 2.7ab 5.1 ± 1.4a 9.3 ± 1.8c
 Group mean 26.9 ± 5.6b 4.9 ± 1.5a 6.9 ± 3.0a 4.4 ± 1.3a 9.6 ± 2.5b
Cluster G3:
 0113-656.COR 37.5 ± 6.4ab 3.7 ± 1.1de 6.3 ± 2.5abc 4.5 ± 1.7abcd 14.2 ± 3.9a
 Criolla.V 29.2 ± 4.4defghi 3.9 ± 0.5cde 5.3 ± 1.9bc 4.8 ± 1.9ab 10.4 ± 2bc
 Group mean 35.0 ± 7.0a 3.8 ± 1.0b 6.0 ± 2.4b 4.6 ± 1.7a 13.3 ± 3.9a
  1. DMC dry matter content, AC ash content, CF crude fiber, TPC total protein content, TSS total soluble solids
  2. Different letters show significant differences among genotypes or groups determined by Tukey’s test (p < 0.01); *g/100 g of dry weight
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