Growth, Nodulation, and Yield Responses of Groundnut (Arachis hypogaea L.) as Influenced by Combined Application of Rhizobium Inoculant and Phosphorus in the Guinea Savanna Zone of Ghana

Table 3

Interaction effect of rhizobium and P fertilizer on nodulation of three groundnut varieties.

Groundnut variety	Nodule number/plant
	P (kg ha^−1)	USDA 3456	BR 3267	No inoculant
Obolo	0	21	49	27
	15	41	60	24
	30	49	66	37
Oboshie	0	17	38	24
	15	29	50	27
	30	44	69	38
Samnut-22	0	33	45	39
	15	36	53	49
	30	44	61	69
LSD				10.49
CV (%)				16.2