Fig. 2. Total polyphenol (A) and flavonoid (B) contents of small black soybean cultivars produced in the north-central region with cultivar and different seeding periods.
Fig. 3. DPPH (A) and ABTS radical (B) scavenging activities of small black soybean cultivars produced in the north-central region with cultivar and different seeding periods.
Fig. 1. The photograph of small black soybean cultivars produced in the north-central region with cultivar and different seeding periods.
Table 1. The proximate compositions of small black soybean cultivars produced in the north-central region with cultivar and different seeding periods
Table 2. The chromaticity of small black soybean cultivars produced in the north-central region with cultivar and different seeding periods
Table 3. Water binding capacity (WBC), water solubility index (WSI), and swelling power (SP) of small black soybean cultivars produced in the north-central region with cultivar and different seeding periods
Table 4. Correlation coefficients among chromaticity, water binding capacity (WBC), water solubility index (WSI), swelling power (SP), total polyphenol (TPC), flavonoid contents (TFC), and radical scavenging activity of small black soybean cultivars produced in the north-central region with cultivar and different seeding periods
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