Agronomic Evaluation and Genetic Variation of Tunisian Tall Fescue (Festuca arundinacea Schreb.)

Table 2

Matrix of correlation between agronomic characters.

	PL	PW	SN	PS	TP	SW	PH	MY
PL	+1.000
PW	+0.404*	+1.000
SN	+0.295	+0.787**	+1.000
PS	+0.615**	+0.654**	+0.602**	+1.000
TP	+0.488**	+0.862**	+0.670**	+0.534**	+1.000
SW	+0.322*	+0.327*	+0.210	+0.433*	+0.301	+1.000
PH	+0.157	−0.224	−0.123	+0.110	−0.296	+0.074	+1.000
MY	+0.034	−0.023	+0.032	+0.145	−0.107	+0.245	+0.743**	+1.000
SY	+0.126	−0.087	−0.059	+0.112	−0.109	−0.058	+0.184	+0.238

*Significant at the  .05 probability level. **Significant at the  .001 probability level.
Agronomic traits: PL: Panicle length (cm), SW: hundred-seed weight (g), PW: panicle weight (g), SN: spikelet number per panicle, PS: panicle weight without seeds (g), TP: ten-panicle weight (g), PH: plant height at harvest (cm), SY: seed yield (T/ha), MY: dry matter yield (T/ha).