水杨酸调控盐胁迫下羽衣甘蓝种子萌发的机理

曹栋栋,陈珊宇,秦叶波,吴华平,阮关海,黄玉韬

Regulatory Mechanism of Salicylic Acid on Seed Germination Under Salt Stress in Kale

Dongdong Cao,Shanyu Chen,Yebo Qin,Huaping Wu,Guanhai Ruan,Yutao Huang

表5 盐胁迫下水杨酸(SA)及其抑制剂氨基茚磷酸(AIP)对羽衣甘蓝种子发芽过程中渗透调节物质含量的影响

Table 5 Effects of salicylic acid (SA) and SA synthesis inhibitor (2-aminoindano-2-phosphonic acid, AIP) on osmotic adjustment substances during seed germination of kale under salt stress

Germination time (h)	Treatments	Osmotic adjustment substance
Germination time (h)	Treatments	Soluble sugar (mg·g^-1 FW)	Soluble protein (mg·g^-1 FW)	Free proline (μg·g^-1 FW)
12	Control-1	13.56±0.81 d	3.57±0.40 d	108.19±1.23 c
	Control-2	23.19±1.73 b	8.11±0.71 b	143.77±1.35 b
	SA	29.28±2.00 a	12.17±1.03 a	156.53±1.17 a
	AIP	19.13±1.23 c	6.59±0.33 c	157.11±0.90 a
24	Control-1	17.11±0.92 c	6.17±0.55 c	115.64±0.87 c
	Control-2	26.35±1.74 b	9.27±0.49 b	167.59±2.11 a
	SA	33.27±4.02 a	13.56±0.84 a	142.13±1.33 b
	AIP	25.77±3.19 b	6.59±0.30 c	122.64±2.16 c
36	Control-1	23.85±1.39 d	6.12±0.41 c	117.26±1.55 c
	Control-2	37.50±2.47 b	11.73±1.23 a	141.33±1.46 b
	SA	43.59±4.33 a	12.19±1.19 a	172.57±1.15 a
	AIP	30.66±2.20 c	9.13±0.52 b	109.33±0.82 c
48	Control-1	22.74±3.10 c	5.80±0.37 b	133.52±0.81 c
	Control-2	34.19±2.79 a	8.62±0.79 a	167.29±1.31 b
	SA	36.82±2.12 a	8.93±0.64 a	128.19±1.55 c
	AIP	26.70±2.34 b	6.18±0.56 b	186.53±2.08 a