Table 5 Pearsons phenotypic correlation coefficient of 17 quantitative traits studies for dry-season sorghum in Chad.

Traits	PLL	PLW	PSL	INL	PDL	SDI	PHT	NIN	NGL	PAL	PAW	NHD	NFW	PWT	PGW	STG
PLW	0.20^*
PSL	0.43^**	−0.26^*
INL	0.36^**	−0.14	0.63^**
PDL	0.48^**	−0.27*	0.64^**	0.48^**
SDI	−0.07	−0.22^*	−0.01	−0.12	0.15
PHT	0.43^**	−0.11	0.52^**	0.82^**	0.39^**	−0.07
NIN	0.17	0.05	0.03	0.36^**	−0.27^*	−0.07	0.66^**
NGL	0.00	0.45^**	−0.10	0.09	−0.19	−0.13	0.15	0.16
PAL	0.58^**	0.05	0.55^**	0.49^**	0.76^**	0.10	0.52^**	0.00	−0.04
PAW	0.23*	0.56^**	0.05	0.02	−0.12	−0.05	0.14	0.25^*	0.17	0.36
NHD	−0.12	0.05	0.02	0.11	−0.33^**	−0.06	0.20^*	0.36^**	0.13	−0.14	0.07
NFW	−0.15	0.05	0.00	0.07	−0.38^**	−0.10	0.15	0.36^**	0.09	−0.20^*	0.06	0.97^**
PWT	0.27*	0.72^**	−0.19	−0.12	−0.30^**	0.03	0.01	0.27^*	0.28^**	0.04	0.55^**	−0.06	−0.09
PGW	0.26*	0.75^**	−0.23^*	−0.14	−0.34^**	−0.01	−0.03	0.25^*	0.30^**	−0.02	0.54^**	−0.01	−0.04	0.98^**
STG	−0.11	0.38^**	−0.11	−0.14	−0.05	−0.09	−0.25^*	−0.41^**	0.82^**	−0.09	−0.01	−0.05	−0.09	0.10	0.13
PYI	0.26^*	0.75^**	−0.23*	−0.14	−0.34^**	−0.01	−0.03	0.25^*	0.30^**	−0.02	0.54^**	−0.01	−0.04	0.98^**	1.00	0.13

Significance at ^*P < 0.05; ^**P < 0.01; Min.: minimum; Max.: maximum; PLW: perultimate leaf width; PSL: perultimate leaf sheath length; INL: internodes length; PDL: peduncle length; SDI: stem diameter; PHT: plant height; NIN: number of internodes; NGL: number of green leaves at maturity; PAL: panicle length; PAW: panicle width; NHD: number of days to heading; NFW: Number of days to flowering; PWT: weight of the main panicle; PGW: weight of the grains of the main panicle; STG: staygreen; PYI: potential yield.

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