Fecha de publicación: 31/01/2001 Fuente: Wipo "precision farming" An improved mobile agricultural products crop input control system including a delay coordinating system (50) particularly adaptable for use in site-specific (precision) farming, wherein selected discrete delay information unique to each on-board crop input storage release point (62), crop input transport system (70), and/or crop input dispensing point (80) is combined with anticipated field reference point data obtained with a machine positioning system, e.g. 'Dead Reckoning', GPS (52), and/or radar (54), and a computer (14), to direct independent functioning of selected on-board storage devices (304), material transport systems (70), crop input release point mechanisms (62), and/or dispensing point mechanisms (80) to ensure stored crop inputs are released for a timely combination to achieve a predetermined quantity and prescription of crop inputs delivered to the anticipated field reference point as the crop input applicator machine(s) travels over a predetermined geographic land area.