2.3. The influence of rotation and fertilization on the profit at wheat crop
There was a large variation in the profit obtained at wheat crop under rotation but no fertilization. Thus, while
monoculture generated a loss of 64.8 lei/ha, the increase in rotation duration led to a profit increase of up to 476
lei/ha in the four-year rotation and the increase in profit caused by the increase in rotation duration is statistically
very significant.
For the N100P70 fertilization the profit varied from 306.8 lei/ha in monoculture to 868.4 lei/ha in the four-year
rotation.
For the same rotation, the application of a dose of 100 kg nitrogen/ha led to a very significant increase in profit
varying from 371.6 lei/ha in wheat monoculture to 454.8 lei/ha in the two-year rotation.