Table 1 Weight, length, diameter and moisture content of Baizhi roots at three growth stages

Taproot weight (g)

171.45 ± 99.53^b*

153.27 ± 37.89^b

406.96 ± 188.43^a

Lateral root weight (g)

61.12 ± 35.42^b

19.66 ± 13.08^c

133.19 ± 85.02^a

Total root weight (g)

232.57 ± 128.05^b

172.93 ± 38.95^c

540.16 ± 258.82^a

Lateral root/total root (%)

26

11

25

Root length (cm)

23.91 ± 1.97^b

29.60 ± 5.46^a

30.40 ± 5.83^a

Root diameter (mm)

76.45 ± 17.92^b

106.93 ± 20.08^a

106.87 ± 38.41^a