Performance of Two Rape (Brassica napus) Cultivars under Different Fertilizer Management Levels in the Smallholder Sector of Zimbabwe

Table 1

Effect of variety and AN fertilizer application rate on rape longest leaf lengths at 6, 7, 8, and 9 weeks after transplanting.

AN fertilizer application rate	5 WAP	7 WAP	9 WAP	11 WAP
0 kg/ha	37.49a	32.79a	36.4a	20.85a
200 kg/ha	47.16b	43.79b	46.4b	35.37b
300 kg/ha	50.99c	47.01c	49c	41.27c
350 kg/ha	50.44c	46.15bc	49.6c	42.28cd
400 kg/ha	52.52c	48.11c	51.6d	44.92d
p-fert	<0.001	<0.001		<0.001
English Giant	48.59	49.63	44.2b	47.5b
Hobson	46.85	47.6	42.94a	45.8a
Pvar	0.07	0.195	0.011	0.003
pvar  fert	0.223	0.848	0.714	0.279
Lsd-fert	2.999	3.122	1.97	3.328
Lsd-var			1.25	2.105