Table 5.

Pairwise correlations among polyphenolic compounds and dpph in cowpea inbred lines under non-stress (below diagonal) and stress (above diagonal) conditions.

	dba	caf	chl	gal	syr	Pca	van	que	rut	dpph
Dba	-	1.0000*	1.0000*	1.0000*	1.0000*	1.0000*	1.0000*	-0.056	-0.013	-0.023
Caf	1.0000*	-	1.0000*	1.0000*	1.0000*	1.0000*	1.0000*	-0.056	-0.013	-0.023
Chl	1.0000*	1.0000*	-	1.0000*	1.0000*	1.0000*	1.0000*	-0.056	-0.013	-0.023
Gal	1.0000*	1.0000*	1.0000*	-	1.0000*	1.0000*	1.0000*	-0.056	-0.013	-0.023
Syr	1.0000*	1.0000*	1.0000*	1.0000*	-	1.0000*	1.0000*	-0.056	-0.013	-0.023
Pca	1.0000*	1.0000*	1.0000*	1.0000*	1.0000*	-	1.0000*	-0.056	-0.013	-0.023
Van	1.0000*	1.0000*	1.0000*	1.0000*	1.0000*	1.0000*	-	-0.056	-0.013	-0.023
Que	0.1206	0.1206	0.1206	0.1206	0.1206	0.1206	0.1206	-	0.9764*	-0.5636*
Rut	0.1555	0.1555	0.1555	0.1554	0.1555	0.1555	0.1555	0.9886*	-	-0.5888*
Dpph	0.1773	0.1773	0.1773	0.1772	0.1773	0.1773	0.1773	-0.06	-0.086	-

* = significant at 5% level, dba = 2, 5-dihroxybenzoic acid, caf = caffeic acid, gal = gallic acid, chl = chlorogenic acid, pca = p-coumeric acid, syr = syringic acid, van = vanilic acid, que = quercetin, rut = rutin.