Table 1
Changes of moisture contents of bracken and Aster scaber dr ied by different methods

Sample	Drying methods¹⁾
Sample	Sun-drying	Hot-air-drying	Freeze-drying
Bracken	10.47±0.85^a2)	11.33±0.71^a	10.38±0.32^a
Aster scaber	12.36±0.34^c	10.20±0.63^b	6.14±0.37^a

Sun drying, dried at 25℃ and RH 65% for 48 hr; Hot-air drying, dried in drying oven at 50℃ for 14 hr; Freeze-drying, freeze-dried by vacuum-freeze dryer.
Means with different small letters (a-c) in the same row are significantly different at p<0.05 by Duncan's multiple range test.