Table 3: Influence of NPK fertilizer and green manure rates on plant height and crop growth rate per plant of two tomato varieties in Samaru, 2010-2011 and 2011-2012 dry season.

Plant height (cm)Crop dry weight per plant (g)
5 WAT7 WAT9 WATMean5 WAT7 WAT9 WATMean

Variety
 Roma VF21.735.859.539.07.215.625.316.0
 UC82B22.138.161.240.58.317.728.718.2
 Mean 21.936.960.37.716.727.0
 LSD (0.05)2.513.262.171.381.28*2.02*
Fertilizer rate kg ha−1
 018.833.645.032.47.214.519.413.7
 15023.334.954.837.77.015.222.314.8
 30022.338.065.141.89.018.632.320.0
 45023.241.172.845.78.518.433.920.3
 Mean 21.936.959.47.916.627.0
 RL LLQQL
Green manure t ha−1
 019.332.755.235.77.015.123.815.3
 522.738.862.441.37.917.127.417.4
 1023.840.163.442.48.717.729.718.7
 Mean21.937.260.37.916.626.9
 RLLLLLL

Significant at , R: regression, L: linear, and Q: quadratic response.