Genetic Structure of a Loblolly Pine Breeding Population at Brazil

Table 1

Descriptive statistics for the five forestry plantations (FPs).

Population	𝑁	𝑛	𝑛,%	𝑃	𝐴	𝐻𝑒	𝐻𝑜	𝑓
FP1	266	163.46	61.5	1.00	4.62	0.49	0.33	0.32
FP2	167	108.69	65.1	1.00	4.92	0.51	0.38	0.26
FP3	264	173.54	65.7	1.00	4.54	0.51	0.35	0.31
FP4	46	29.38	63.9	1.00	3.92	0.51	0.34	0.34
FP5	387	245.62	63.5	1.00	4.77	0.48	0.31	0.35
Mean	226	144.14	63.8	1.00	4.55	0.50	0.34	0.32
Total	1130	720.69

𝑁: number of individuals in each FP; 𝑛: number of admixture individuals or individuals that had less than 95% of coancestry to a determined cluster; 𝑃: the proportion of polymorphic loci; 𝐴: the mean number of alleles per locus; 𝐻_𝑒: the expected heterozygosity; 𝐻_𝑜: the observed heterozygosity; 𝑓: estimate of the fixation index using the method of moments in GDA.