N-levels
(kg ha
-1
)
Plant density (plants ha
-1
)
Mean
65000
80000
95000
0
139
131
65.5
112
40
128
136
145
137
50
136
146
133
139
60
70.0
146
72.0
96
70
142
141
119
135
Mean
123
140
107
Table 1:
Emergence m
-2
of maize as affected by nitrogen levels and plant population.