Table 7.

Effect of location, plant density and nitrogen fertilizer rates on number of lateral root of WEMA at different growth stages.

N rates	Plant density	Tasseling stage		Physiology maturity stage
		Molelwane	Taung	Molelwane	Taung
0	33,333	4.88	4.00	4.12	3.63
	44,444	3.25	4.88	3.75	3.13
	55,555	5.13	3.25	3.63	4.75
60	33,333	5.50	3.25	4.13	3.88
	44,444	4.13	3.50	4.13	4.13
	55,555	4.75	3.75	4.00	4.00
120	33,333	3.75	4.63	4.00	4.75
	44,444	4.13	4.38	4.00	3.75
	55,555	6.00	4.00	5.00	4.00
180	33,333	4.88	4.63	3.38	3.00
	44,444	6.25	3.50	4.25	3.13
	55,555	4.75	4.38	3.63	4.63
240	33,333	4.75	3.00	3.88	4.13
	44,444	4.13	4.75	4.13	3.75
	55,555	5.00	4.13	4.00	4.50
LSD (0.05)		0.47		0.43