不同钙浓度对宽叶雀稗幼苗的生长和抗性生理的影响

赵鑫,王文娟,王普昶,黄莉娟,赵丽丽

Effects of different calcium concentrations on growth and physiology of Paspalum wettsteinii seedlings

ZHAO Xin,WANG Wen-Juan,WANG Pu-Chang,HUANG Li-Juan,ZHAO Li-Li

表1 不同CaCl₂浓度对宽叶雀稗幼苗脯氨酸、可溶性蛋白和可溶性糖含量的影响(平均值±标准误差)

Table 1 Effects of different CaCl₂ concentrations on proline content, soluble protein and soluble sugar content of Paspalum wettsteinii seedlings (mean ± SE)

渗透调节物质Osmoregulation substance	CaCl₂浓度 CaCl₂concentrations (mmol·L^-1)	时间处理 Time treatment (d)
渗透调节物质Osmoregulation substance	CaCl₂浓度 CaCl₂concentrations (mmol·L^-1)	7	14	21	28
脯氨酸 Proline (μg·g^-1)	0	16.13 ± 0.84^Cc	27.24 ± 0.97^Ac	23.87 ± 0.70^Bc	10.08 ± 1.43^Dc
	5	23.44 ± 1.17^Ca	30.91 ± 0.87^Ab	27.64 ± 0.63^Bb	13.25 ± 0.61^Db
	25	25.04 ± 1.41^Ca	32.82 ± 0.68^Aa	30.91 ± 0.52^Ba	16.97 ± 0.65^Da
	50	20.51 ± 0.95^Cb	24.46 ± 0.67^Ad	22.68 ± 0.62^Bc	12.94 ± 0.74^Db
	100	14.23 ± 0.57^Cd	22.98 ± 0.62^Ae	19.08 ± 0.38^Bd	8.85 ± 0.62^Dd
	200	9.65 ± 0.32^Be	14.66 ± 1.17^Af	15.15 ± 0.32^Ae	7.25 ± 0.68^Bd
可溶性蛋白 Soluble protein (mg·g^-1)	0	10.22 ± 0.70^Bd	14.09 ± 0.41^Ac	10.73 ± 0.43^Bc	6.25 ± 0.36^Cb
	5	11.23 ± 0.50^Bc	15.47 ± 0.31^Ab	13.16 ± 0.73^Ca	7.48 ± 0.23^Db
	25	12.50 ± 0.27^Bb	17.38 ± 0.54^Aa	14.11 ± 0.77^Ba	8.99 ± 0.44^Ca
	50	13.67 ± 0.12^Ba	18.03 ± 0.43^Aa	11.84 ± 0.34^Cb	6.13 ± 0.45^Db
	100	11.56 ± 0.49^Bc	16.25 ± 0.64^Ab	10.17 ± 0.57^Cc	4.93 ± 0.25^Dc
	200	8.05 ± 0.54^Ce	13.54 ± 0.35^Ac	8.96 ± 0.07^Bd	3.75 ± 0.11^Dd
可溶性糖 Soluble sugar (mg·g^-1)	0	17.04 ± 1.22^Cd	27.07 ± 1.42^Ad	22.54 ± 0.61^Bc	12.26 ± 1.64^Db
	5	18.60 ± 0.64^Cc	30.27 ± 0.70^Ab	23.68 ± 0.85^Bb	12.36 ± 0.80^Db
	25	21.25 ± 1.21^Cb	32.00 ± 1.47^Aa	25.40 ± 1.50^Ba	14.36 ± 0.95^Da
	50	22.23 ± 0.51^Ba	29.05 ± 1.36^Ac	20.81 ± 1.10^Cd	13.62 ± 0.49^Da
	100	15.82 ± 0.97^Ce	27.23 ± 1.29^Ad	19.09 ± 1.06^Be	10.45 ± 0.43^Dc
	200	13.92 ± 0.87^Cf	26.53 ± 0.80^Ad	19.62 ± 0.44^Be	10.50 ± 1.08^Dc