辽西沙地樟子松（ Pinus sylvestris var. mongolica ）固沙林土壤线虫群落特征

辽西沙地樟子松（ Pinus sylvestris var. mongolica ）固沙林土壤线虫群落特征

杨禹轩, 王雪峰, 杨婷婷, 张日升, 王凯, 邰姗姗

Characteristics of soil nematode community in Pinus sylvestris var.mongolica sand-fixing forest in western Liaoning

Yuxuan Yang, Xuefeng Wang, Tingting Yang, Risheng Zhang, Kai Wang, Shanshan Tai

表1 不同林龄樟子松固沙林土壤理化性质

Table 1 Soil physical and chemical properties of Pinus sylvestris var.mongolica sand-fixing forest of different forest ages

样地	pH	SM/%	SOC/(g·kg^-1)	TN/(g·kg^-1)	Olsen-P/(mg·kg^-1)	NH $_{4}^{+}$ -N/(mg·kg^-1)	NO $_{3}^{-}$ -N/(mg·kg^-1)
S10	7.10±0.06^a	6.76±1.00^b	8.71±0.61^c	0.27±0.04^c	2.47±0.17^b	1.33±0.12^c	4.56±0.75^b
S29	6.67±0.07^b	9.88±0.11^a	9.40±0.61^bc	0.43±0.01^b	2.82±0.22^ab	2.52±0.19^ab	5.48±0.17^a
S46	6.50±0.15^bc	6.78±1.06^b	11.92±0.61^a	0.54±0.02^a	4.32±0.704^a	2.63±0.42^a	4.66±0.14^b
S60	6.17±0.12^c	10.91±0.55^a	10.78±0.46^ab	0.48±0.03^ab	2.97±0.28^ab	1.63±0.19^bc	4.58±0.22^b