Effect of Osmopriming Duration on Germination, Emergence, and Early Growth of Cowpea (Vigna unguiculata (L.) Walp.) in the Sudan Savanna of Nigeria

Table 1

Effect of osmopriming duration on germination of cowpea seeds.

Priming treatment	Priming duration (hrs)	Number of seeds germinated					Total %
		1 DAS	2 DAS	3 DAS	4 DAS	5 DAS
Unprimed	(0)	0.00^b	10.75^c	13.00	20.50	10.00	53.00^d
Hydropriming	10	2.00^b	21.25^ab	11.50	19.50	11.50	66.00^c
Osmopriming	6	11.25^a	21.00^ab	16.50	18.00	12.50	79.00^ab
Osmopriming	8	11.50^a	18.50^b	13.25	19.75	12.00	75.00^b
Osmopriming	10	10.75^a	24.00^a	15.25	18.50	12.50	81.00^a
SE		0.987	1.440	1.434	0.834	1.025	1.524
Significance		*	*	ns	ns	ns	*

Means in a column followed by same letters are not significance different using LSD test. *Significant at 5% level; ns: not significant; DAS: day(s) after sowing.