处理Treatment	温度Temperature(℃)
处理Treatment	4	−20	−22	−24	−26
CK	21.52 abc	21.87 ab	25.75 abc	25.88 ab	26.69 de
A₁	21.93 ab	22.55 ab	24.38 d	24.54 bc	31.55 a
A₂	22.63 a	22.69 a	25.76 abc	25.22 ab	27.20 ef
A₃	19.04 cd	16.43 e	24.84 bcd	24.05 bc	29.59 ab
B₁	20.58 ab	21.22 bc	24.19 d	24.58 abc	28.38 cd
B₂	20.35 abcd	20.46 cd	26.88 ab	26.70 ab	27.71 cde
B₃	18.96 cd	19.96 d	24.73 cd	25.84 abc	28.09 cd
C₁	19.24 abc	19.88 cd	24.00 d	24.62 abc	25.22 f
C₂	18.07 d	18.22 e	28.01 a	28.18 a	28.21 bc
C₃	18.88 bcd	18.89 d	23.22 d	23.63 c	26.59 ef