Skip to main content

Advertisement

Table 1 Summary of genetic diversity of potato accessions from diverse provenance sources, species and ploidy levels

From: Use of easy measurable phenotypic traits as a complementary approach to evaluate the population structure and diversity in a high heterozygous panel of tetraploid clones and cultivars

A Priori group Source Species N gen A/L AE He Ho
A INTA1, NWA2 Interspecific hybrid3 2 1.56 ± 0.03 1.34 ± 0.02 0.327 ± 0.02 0.537 ± 0.07
B CIP4 S. tuberosum
Gp. Tuberosum
49 2 ± 0.01 1.71 ± 0.02 0.47 ± 0.01 0.592 ± 0.056
C NA7 S. tuberosum
Gp. Tuberosum
9 1.99 ± 0.01 1.71 ± .0.02 0.48 ± 0.01 0.654 ± 0.041
D INTA1 S. tuberosum
Gp. Tuberosum
83 2 ± 0.02 1.77 ± 0.01 0.49 ± 0.01 0.618 ± 0.04
E NWA2 S. chacoense
S. tarijense
2 1.04 ± 0.01 1.04 ± 0.01 0.04 ± 0.01 0.046 ± 0.001
F SA5 S. tuberosum
Gp. Andígena
11 1.68 ± 0.03 1.37 ± 0.02 0.42 ± 0.02 0.429 ± 0.033
G EA6 S. tuberosum
Gp. Tuberosum
19 1.98 ± 0.01 1.61 ± 0.02 0.43 ± 0.01 0.604 ± 0.031
H SA5 S. tuberosum
Gp. Tuberosum
8 1.94 ± 0.01 1.57 ± 0.02 0.42 ± 0.01 0.601 ± 0.017
Total genotypes   183 2 ± 0.01 1.85 ± 0.01 0.517 ± 0.01 0.51 ± 0.062
  1. 1INTA Balcarce
  2. 2North West provinces of Argentine
  3. 3S. tuberosum Gp. Tuberosum var. Calen INTA x S. gourlayii
  4. 4International Potato Center
  5. 5South American countries
  6. 6Europe-Asia countries
  7. 7North American countries; N° gen.: number of genotypes analyzed; A/L: mean number of allele per locus; AE: mean number of effective allele; He: unbiased mean expected heterozygosity of Nei; Ho: observed heterozygosity. Potato genotypes were grouped in a priori groups according to the taxonomy, ploidy level, breeding program and geographic provenance