Fecha de publicación: 06/06/2017 Fuente: WIPO "tobacco agriculture" The utility model discloses a root system scanning device for flue -cured tobacco experimental planting bucket, include lower half circle ring spout, go up the half circle ring spout, connect dead lever, sliding bracket, driving motor, lift direction lead screw, lift slider, scanner, controller, the both ends of lower half circle ring spout concrete with the both ends of last half circle ring spout through connecting the dead lever respectively, sliding bracket set up in driving motor's bottom, and sliding bracket's bottom sets up under in the half circle ring spout, make sliding bracket the bottom can with half circle ring spout sliding fit down, lift direction lead screw be connected with driving motor, lift slider cover locate the direction lead screw that goes up and down, make drive motor drive go up and down the direction lead screw and rotate, the lift slider reciprocates along the direction lead screw that goes up and down, the scanner set up on the lift slider, the controller be connected with driving motor, scanner electricity respectively.