The on line digital algorithm is tested and compared with off line analysis to verify its working. A graphical interface is created to visualize neuronal activity on line. Work aims at building an acquisition chain for real time analysis of neuronal activity.. 2439/2007 gives farmers the possibility to draft their own nitrogen balance to estimate the excretion. The present study nutrient balances were edited for 89 farms located in the province of Padova. An average of “ex storage N” was…