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Table 4 Correlation coefficients (r) of genetic distance with best-parent heterosis (BPH) of yield and fiber quality-related traits based on SSR and SNP marker.

From: Assessment of heterosis based on parental genetic distance estimated with SSR and SNP markers in upland cotton (Gossypium hirsutum L.)

Trait

GDSSR

GDSNP

A

C

D

E

A

C

D

E

PH

-0.007

-0.050

0.026

0.234**

-0.051

-0.011

0.015

0.155**

BW

-0.059

-0.056

0.070

0.027

-0.041

-0.039

0.056

0.126*

LP

-0.076

-0.200**

-0.264**

-0.204**

-0.118*

-0.307**

-0.328**

-0.361**

BN

0.081

-0.149

-0.064

0.032

-0.056*

-0.136*

-0.057

0.050

FL

-0.101

-0.037

-0.037

-0.206**

-0.113

-0.040

-0.045

-0.121*

FS

-0.050

-0.061

-0.054

-0.217**

-0.070

-0.007

-0.022

0.036

MIC

-0.033

-0.210*

-0.073

-0.223**

-0.179**

-0.237**

-0.150*

-0.192**

FU

-0.009

0.066

0.030

-0.141*

0.003

0.058

0.032

0.004

FE

-0.071

-0.067

-0.009

0.074

-0.170*

0.082

-0.022

-0.012

SCI

-0.032

-0.036

-0.050

-0.201**

-0.046

-0.006

-0.054

-0.009

  1. GDSSR: genetic distance calculated based on SSR marker; GDSNP: genetic distance calculated based on SNP marker. A, C, D, and E indicate the F1 population, respectively. PH, plant height; BW, boll weight; LP, lint percentage; BN, boll number; FL, fiber length; FS, fiber strength; MIC, micronaire; FU, fiber uniformity; FE, fiber elongation rate; SCI, spinning consistency index. *, ** Indicate significance at P < 0.05 and P < 0.01, respectively.