Response of Sorghum (Sorghum bicolor L.) to Residual Phosphate in Soybean-Sorghum and Maize-Sorghum Crop Rotation Schemes on Two Contrasting Nigerian Alfisols

Table 2

Influence of soils on heights (cm) of maize and soybean plants (at successive growth periods) in the first cropping.

Treatment	Plants height
	Weeks after planting
	1	2	3	4	5	6
Soil acidity level	Maize plant
Strongly acidic	12.07	25.33	25.89	35.82	48.33	57.23
Slightly acidic	12.51	23.09	26.36	41.86	58.79	71.73
LSD (5%)	1.52	1.89	2.51	4.78	5.22	9.58
	Soybean plant
Strongly acidic	9.52	16.99	19.74	23.95	30.78	35.39
Slightly acidic	10.04	18.31	21.49	27.01	35.05	40.05
LSD (5%)	1.20	1.81	1.72	2.96	3.42	4.27

LSD = least significant difference (5%).