Genetic Diversity and Population Differentiation of the Causal Agent of Citrus Black Spot in Brazil

Table 4

AMOVA analysis comparing results of genetic variation from G. citricarpa sampled in four sweet orange varieties in same and in different plants in two geographic places.

Source of variation	d. f.	Sum of squares	Variance components	Percentage of variation	Fixation indices
Among regions	1	52.221	−0.25575Va	−0.83	𝐹CT=−0.00834^ns (𝑃≤0.0001)
Among populations within regions	14	1418.562	3.06055Vb	9.98	𝐹SC=0.09143 (𝑃≤0.0001)
Within populations	369	10257.909	27.87262Vc	90.86	𝐹ST=0.09894 (𝑃≤0.0001)
Total	384	11727.909	30.67742