Altitudinal gradients of soil and vegetation carbon and nitrogen in a high altitude nature reserve of Karakoram ranges

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Table 1 Concentration (%) of STN, STC, SIC and SOC along the altitude

Altitude (m)	Dominant trees	STN (%)	STC (%)	SIC (%)	SOC (%)
2860	Picea smithiana	0.23	3.70	0.38	3.32
2890	Pinus wallichiana	0.17	2.25	0.03	2.21
2920	Pinus wallichiana	0.48	4.94	0.03	4.91
2950	Picea smithiana	0.18	2.48	0.01	2.46
2980	Pinus wallichiana	0.20	3.05	0.05	3.00
3010	Pinus wallichiana + Juniperus excelsa	0.08	0.87	0.02	0.85
3050	Juniperus excelsa + Astragalus	0.22	2.21	0.03	2.17
3080	Juniperus excelsa	0.17	1.73	0.03	1.70
3110	Juniperus excelsa +Populus	0.26	2.65	0.04	2.61
3140	Picea smithiana	0.36	6.52	0.02	6.50
3170	Juniperus excelsa	0.08	0.71	0.03	0.68
3200	Pinus wallichiana	0.10	1.81	0.02	1.79
3230	Pinus wallichiana	0.21	3.27	0.02	3.25
3260	Picea smithiana	0.45	6.84	0.01	6.83
3290	Betula utilis	0.19	2.22	0.10	2.13
3320	Pinus wallichiana	0.23	0.88	0.04	0.84
3350	Pinus wallichiana	0.13	2.43	0.04	2.40
3380	Betula utilis	0.24	3.05	0.03	3.02
3410	Juniperus excelsa	0.20	1.95	0.03	1.92
3440	Betula utilis	0.49	7.60	0.03	7.57
3470	No tree	0.46	5.42	0.02	5.40
3500	Betula utilis	0.70	9.63	0.03	9.59
	Total	5.85	76.20	1.05	75.15