… ) and the second factor was nitrogen timing (50% of … nitrogen levels increased and the level
of 336 kg N/ha significantly exhibiting the highest values in both seasons. In terms of nitrogen …

… The interactive effect of cultivars and nitrogen levels was also … of maize (Zea mays L.) cultivars
to different levels of nitrogen … of nitrogen and intra row spaces on sweet corn (Zea mays L.) …

… nitrogen level while the highest ear weight was observed by the highest nitrogen level (240
kg N ha-1) while there was no significant difference among nitrogen levels on harvest index. …

… the optimum level of ritrogen and its effects on naize growth and yield, Fiye nitrogen levels
0, … This study was designed to deterrninc the optimum level ot nitrogen use and its effects on …

… varieties under different levels of nitrogen fertilization. Two … under four nitrogen levels (N0=
without external nitrogen supply, … with increasing nitrogen fertilizer from 0 to 345 kg ha-1 …

… kg/ha of nitrogen. The plant height, number of leaves per plant and stem diameter were also
increased with increased level of applied nitrogen. Thus higher doses of nitrogen have the …

… at NP levels of 200-80 kg ha" and control, respectively. The increase in crude protein
concentration with increased nitrogen level may be due to the reason that nitrogen applications …

… Abstract: Eight maize (Zea mays L) hybrids were grown under five N levels with or without …
N levels (134 to 201 kg N ha-'); and (3) high N-responsive types that respond to higher levels …

… Nitrogen rates were in the main plots, and planting densities were in the sub-plots. An open
… as the nitrogen rate increased. The tasseling period was reduced as the nitrogen level and …

… Nitrogen is one of the key factors for higher grain production of hybrid maize (Zea mays L.).
The use of improved varieties and optimal use of nitrogen (N) fertilizer is important for …