Biodiesel / Biodiesel
Open Access

Table 5

Evolution of the agreement between the amount of N fertilizer actually applied and the calculated rate, among cooperatives or trading companies aiming at decreasing the differences between the two.

Objective Number of cooperatives or companies % of the total area with differences between N applied and N calculated ranging from −10 to +10 kg N ha−1

2015/2016 2016/2017
Amount of N fertilizer = calculated rate ± 10 kg N ha−1 1 55.4 20.3 S
Amount of N fertilizer = calculated rate +0 to +10% 1 55.3 56.7 NS

Note: S/NS: significant/not significant differences at 5%.

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