Table 5 

Spatial genetic structure, Sp statistics and estimates of gene flow distances in four eastern white cedar populations 

Region 
Population 
^{^}F1 
^{^}F2 
^{^}F3 
^{^}F4 
^{^}F5 
blog (^{^}bF) 
Sp 
Nb 
σ_{g }(m) (De/D = 0.1) 
σ_{g }(m) (De/D = 0.5) 


Core 
ED 
0.047* 
0.013* 
0.001 
0.001 
0.008 
0.017* 
0.018 
56.73 
98.29 
43.96 
PA 
0.015* 
0.004 
0.006 
0.008 
0.013 
0.009* 
0.009 
106.41 
119.98 
53.66 

Peripheral 
CL 
0.045* 
0.023* 
0.003 
0.008 
0.005 
0.015* 
0.016 
64.00 
167.32 
74.83 
RL 
0.070* 
0.027* 
0.026* 
0.015* 
0.014* 
0.029* 
0.031 
32.08 
103.14 
46.13 

Average core 
0.031 
0.004 
0.003 
0.004 
0.011 
0.013 
0.014 
81.57 
109.14 
48.81 

Average peripheral 
0.057 
0.025 
0.015 
0.004 
0.005 
0.022 
0.023 
48.04 
135.23 
60.48 



^{^}F1, ^{^}F2, ^{^}F3, ^{^}F4 and ^{^}F5: mean kinship coefficient (Fij) [57] between individuals belonging to the first (015 m), second (1530 m), third (30 45 m), fourth (4560 m) and fifth (6075 m) distance classes, respectively; blog (^{^}bF): Slope of the regression of kinship with ln(dist); Sp: statistic defined by the ratio _^{^}bF/(1  ^{^}F1), where ^{^}bF is the regression slope of the autocorrelogram; ^{^}F1 is the mean kinship coefficient (Fij) between individuals belonging to the first (015 m) distance class [20]; Nb Wright's neighbourhood size; σg, estimate of gene flow distance from Sp, assuming different ratios of effective (De) to census density (D); *, significant (P < 0.05) ED, Edmundston; PA, Perth Andover; CL, Cedar Lake; RL, Rockland 

Pandey and Rajora BMC Evolutionary Biology 2012 12:48 doi:10.1186/147121481248 