From: Effect of nitrogen fertilizer rates on grain yield and nitrogen uptake and use efficiency of bread wheat (Triticum aestivum L.) varieties on the Vertisols of central highlands of Ethiopia
N rate (kg ha−1)
Year 2014
Year 2015
0
1.90cd
1.77e
120
1.96c
1.80de
240
2.25b
2.27b
360
2.51a
2.47a
Variety
Menze
2.12b
Tsehay
2.38a
2.15b
ET-13
1.97c
CV (%)
4.49