云南松、思茅松和卡西亚松天然种群间的针叶表型变异

李卫英, 章正仁, 辛雅萱, 王飞, 辛培尧, 高洁

Needle phenotype variation among natural populations of Pinus yunnanensis, P. kesiya var. langbianensis and P. kesiya

LI Wei-Ying, ZHANG Zheng-Ren, XIN Ya-Xuan, WANG Fei, XIN Pei-Yao, GAO Jie

表2 云南松、思茅松和卡西亚松天然种群针叶的表型性状、变异系数和种间Tukey’s HSD多重比较

Table 2 Measurement values, variation coefficients and Tukey’s HSD test of the needle morphological traits among the natural populations of Pinus yunnanensis, P. kesiya var. langbianensis and P. kesiya

性状 Trait	云南松 Pinus yunnanensis		卡西亚松 P. kesiya		思茅松 P. kesiya var. langbianensis		种群间 Among populations
性状 Trait	平均值±标准差 Mean ± SD	变异系数 CV (%)	平均值±标准差 Mean ± SD	变异系数 CV (%)	平均值±标准差 Mean ± SD	变异系数 CV (%)	平均值±标准差 Mean ± SD	变异系数 CV (%)
LSGC (μm)	30.20 ± 3.41^b	11.30	35.45 ± 3.83^a	10.80	31.41 ± 3.86^b	12.28	32.28 ± 4.32	13.39
WSGC (μm)	24.70 ± 2.78^b	11.26	27.32 ± 3.17^a	11.62	24.94 ± 2.53^ab	10.13	25.63 ± 3.08	12.01
WTLL (μm)	16.94 ± 2.62^b	15.50	22.66 ± 4.64^a	20.49	18.31 ± 2.69^b	14.68	19.21 ± 4.23	22.01
WTLW (μm)	13.84 ± 2.20^c	15.77	17.65 ± 2.00^a	11.35	15.58 ± 2.18^b	14.01	15.63 ± 2.64	16.87
LSC (μm)	6.99 ± 2.17^a	31.01	8.07 ± 2.96^a	36.70	6.57 ± 1.90^a	28.84	7.23 ± 2.46	34.08
WSC (μm)	5.88 ± 1.45^b	24.56	6.95 ± 1.82^a	26.12	5.67 ± 1.74^b	30.70	6.17 ± 1.74	28.26
NL (cm)	21.34 ± 3.57^a	16.72	18.43 ± 2.87^ab	15.59	14.93 ± 5.45^b	36.53	18.53 ± 4.78	25.78
SD (600 μm^-2)	98.43 ± 25.28^a	25.68	68.92 ± 16.11^b	23.38	66.87 ± 17.41^b	26.04	79.62 ± 25.21	31.66