山东滨海盐碱地11个造林树种叶解剖特征对土壤条件的响应

陈旭,刘洪凯,赵春周,王强,王延平

Responses of foliar anatomical traits to soil conditions in 11 tree species on coastal saline-alkali sites of Shandong, China

CHEN Xu,LIU Hong-Kai,ZHAO Chun-Zhou,WANG Qiang,WANG Yan-Ping

表2 山东滨海盐碱地11个树种所在林地土壤理化性质(平均值±标准误差)

Table 2 Physiochemical properties of the forest sites for the 11 tree species on the coastal saline-alkali land of Shandong Province (mean ± SE)

立地 Site	树种 Tree species	pH	电导率 Electrical conductivity (μs·cm^-1)	铵态氮含量 Ammonium nitrogen content (mg·kg^-1)	硝态氮含量 Nitrate nitrogen content (mg·kg^-1)	速效磷含量 Available phosphorus content (mg·kg^-1)
立地1: 重度盐碱 Site 1: Severe saline-alkali	ULPU	8.530 ± 0.024^a	1 079.213 ± 5.468^a	16.445 ± 0.563^b	15.121 ± 2.274^d	2.821 ± 0.588^d
立地1: 重度盐碱 Site 1: Severe saline-alkali	FRCH2	8.416 ± 0.008^ab	891.560 ± 1.240^b	14.312 ± 2.176^b	12.314 ± 2.300^d	3.080 ± 0.903^d
立地2: 中度盐碱 Site 2: Moderate saline-alkali	GLSI	8.318 ± 0.018^b	462.107 ± 2.981^ef	16.019 ± 0.958^b	20.833 ± 4.088^cd	1.055 ± 0.408^d
	AIAL	8.262 ± 0.024^bc	467.480 ± 21.513^ef	17.102 ± 0.585^ab	26.875 ± 1.522^abcd	1.392 ± 0.323^d
	FRCH1	8.384 ± 0.029^ab	426.147 ± 5.373^fg	8.277 ± 0.053^c	18.472 ± 3.017^d	1.160 ± 0.352^d
	SOJA	8.339 ± 0.064^b	413.747 ± 4.195^g	19.815 ± 2.244^ab	18.142 ± 1.287^d	1.787 ± 0.310^d
	POEU	8.119 ± 0.035^cd	447.640 ± 11.251^efg	16.652 ± 1.018^b	17.927 ± 4.372^d	1.946 ± 0.360^d
	SAMA	8.028 ± 0.133^d	476.987 ± 32.966^de	19.002 ± 1.703^ab	25.899 ± 12.187^bcd	1.414 ± 0.205^d
	PLOR	8.123 ± 0.073^cd	439.787 ± 16.580^efg	17.741 ± 0.522^ab	27.589 ± 5.318^abcd	0.997 ± 0.249^d
立地3: 轻度盐碱 Site 3: Mild saline-alkali	ZIJU	8.018 ± 0.086^d	511.293 ± 4.195^cd	16.886 ± 2.191^ab	38.628 ± 2.160^ab	33.517 ± 2.265^b
	AMPE	8.020 ± 0.018^d	534.440 ± 1.432^c	6.704 ± 1.078^c	41.849 ± 3.668^a	13.716 ± 0.301^c
	PYBR	7.998 ± 0.071^d	460.453 ± 2.981^ef	22.404 ± 3.787^ab	35.951 ± 4.004^abc	38.846 ± 2.215^a