Table 4.

Multiple regression analyses for plant functional traits with average temperature and precipitation data from June to August in seed collection zone of four Stipa species.

	S. baicalensis		S. grandis		S. breviflora		S. bungeana
	R2	P	R2	P	R2	P	R2	P
PH	0.05	0.010	0.02	0.102	0.29	0.000	0.27	0.000
LN	0.01	0.783	0.16	0.000	0.14	0.000	0.44	0.000
LA	0.02	0.068	0.19	0.000	0.09	0.000	0.20	0.000
AB	0.08	0.012	0.43	0.000	0.51	0.000	0.55	0.000
BB	0.00	0.421	0.56	0.000	0.16	0.001	0.18	0.000
TB	0.01	0.672	0.59	0.000	0.31	0.000	0.34	0.000
R/S	0.04	0.070	0.06	0.045	0.02	0.745	0.12	0.004
SLA	0.02	0.198	0.02	0.166	0.13	0.002	0.16	0.000
LAR	0.12	0.169	0.19	0.001	0.08	0.022	0.01	0.593

Adjusted R Square and P-values of multiple regression models were shown.