Effects of Thinning Intensities on Soil Infiltration and Water Storage Capacity in a Chinese Pine-Oak Mixed Forest

Table 4

Characteristics of soil infiltration rate and water storage capacity.

Thinning intensity	Stand density(trees hm^−2)	Soil layer(cm)	Initial infiltration rate(mm min^−1)	Stable infiltration rate(mm min^−1)	Average infiltration rate(mm min^−1)	Maximal water storage capacity(t hm^−2)	Noncapillary water storage capacity(t hm^−2)
CK	2100	0~20	35.67 ± 1.30^bd	19.05 ± 1.78^cd	29.12 ± 2.49^bd	1061.80 ± 24.75^bd	211.53 ± 5.87^bd
		20~40	31.75 ± 0.52^ce	10.99 ± 1.73^be	13.79 ± 2.08^be	980.93 ± 4.85^be	179.47 ± 3.32^be
		40~60	24.43 ± 0.45^cf	1.76 ± 0.47^bf	4.76 ± 0.69^cf	909.20 ± 21.27^bf	117.13 ± 10.55^bf
15%	1800	0~20	42.82 ± 0.53^ad	29.73 ± 1.16^bd	40.67 ± 3.01^ad	1262.13 ± 20.56^ad	303.93 ± 5.24^ad
		20~40	34.82 ± 0.54^abe	21.20 ± 1.75^ae	21.87 ± 1.99^ae	1021.67 ± 11.74^be	197.67 ± 1.92^be
		40~60	26.54 ± 0.46^bf	3.50 ± 0.46^abf	7.73 ± 0.74^abf	938.20 ± 9.37^bf	140.80 ± 4.45^abf
30%	1500	0~20	44.38 ± 0.70^ad	38.37 ± 3.04^ad	42.97 ± 3.05^ad	1381.13 ± 71.18^ad	311.67 ± 20.76^ad
		20~40	36.74 ± 0.79^ae	21.95 ± 1.81^ae	24.66 ± 2.12^ae	1163.40 ± 32.76^ae	224.47 ± 12.64^ae
		40~60	30.06 ± 0.50^af	4.77 ± 0.87^af	9.09 ± 1.05^af	1002.07 ± 12.63^af	146.07 ± 6.19^af
60%	900	0~20	37.29 ± 0.97^bd	19.89 ± 2.26^cd	28.06 ± 2.97^bd	1116.87 ± 32.30^bd	243.67 ± 15.52^bd
		20~40	33.32 ± 0.45^bce	11.73 ± 2.56^be	13.98 ± 2.23^be	996.47 ± 18.24^be	180.60 ± 8.30^be
		40~60	24.91 ± 0.20^cf	2.30 ± 0.57^bf	6.11 ± 0.72^bcf	915.67 ± 4.55^bf	119.20 ± 5.06^bf

Different small letters mean significant difference at 0.05 level; ^abcmean difference among different densities of the same soil layer; ^defmean difference among different soil layers of the same density.