油松人工林火烧迹地早期土壤入渗动态

秦倩倩, 邱聪, 郑大柽, 刘艳红

Soil infiltration dynamics in early period of a post-fire Pinus tabulaeformis plantation

QIN Qian-Qian, QIU Cong, ZHENG Da-Cheng, LIU Yan-Hong

表3 油松人工林火烧迹地早期土壤入渗特征(平均值±标准差)

Table 3 Soil infiltration characteristics in the early period of a post-fire Pinus tabulaeformis plantation (mean ± SD)

样地 Plot	月份 Month	初渗速率 Initial infiltration rate (mm·min^-1)	稳渗速率 Steady infiltration rate (mm·min^-1)	入渗总量 Cumulative-infiltration volume (mm)	饱和导水率 Saturated hydraulic conductivity (mm·min^-1)
对照样地(CK) Control plot	5	3.15 ± 1.36^BC	1.62 ± 0.71^AB	104.89 ± 45.94^AB	2.22 ± 0.98^B
	6	6.49 ± 3.44^A	2.50 ± 0.86^A	176.10 ± 73.71^A	3.89 ± 1.66^A
	7	5.75 ± 2.52^AB	1.63 ± 0.75^AB	119.54 ± 52.15^AB	2.73 ± 1.16^AB
	8	7.34 ± 4.20^A	2.52 ± 0.92^A	173.66 ± 70.10^A	3.81 ± 1.56^A
	9	2.46 ± 1.97^C	1.06 ± 0.89^B	70.06 ± 59.47^B	1.53 ± 1.26^B
	10	3.26 ± 1.66^BC	1.36 ± 0.65^B	88.79 ± 41.02^B	1.98 ± 0.91^B
	11	2.17 ± 1.39^C	0.90 ± 0.67^B	59.81 ± 41.45^B	1.32 ± 0.87^B
	12	3.41 ± 1.82^BC	1.29 ± 0.70^B	90.55 ± 50.80^B	1.93 ± 1.04^B
	平均值 Mean	4.25 ± 2.30	1.61 ± 0.77	110.43 ± 54.33	2.43 ± 1.18
火烧样地(PF) Post-fire plot	5	3.64 ± 2.66^AB	1.57 ± 1.02^ABC	112.34 ± 77.20^AB	2.35 ± 1.60^ABC
	6	6.00 ± 2.94^A	2.34 ± 0.83^A	156.78 ± 62.87^A	3.46 ± 1.40^A
	7	5.04 ± 2.37^AB	2.48 ± 1.12^A*	163.99 ± 69.79^A	3.50 ± 1.45^A
	8	4.77 ± 2.77^AB*	1.82 ± 0.99^AB*	122.48 ± 64.21^AB*	2.74 ± 1.48^AB*
	9	2.94 ± 1.40^AB	1.53 ± 0.78^ABC	94.37 ± 45.32^AB	1.99 ± 0.89^ABC
	10	2.06 ± 1.28^B	0.72 ± 0.42^C	49.63 ± 28.54^B	1.12 ± 0.64^C
	11	2.37 ± 1.22^B	1.10 ± 0.70^BC	61.29 ± 36.89^B	1.28 ± 0.75^BC
	12	3.03 ± 2.57^AB	1.10 ± 0.86^BC	73.27 ± 56.09^B	1.64 ± 1.30^BC
	平均值 Mean	3.73 ± 2.15	1.58 ± 0.84	104.27 ± 55.11	2.26 ± 1.19