A kind of bulk curing barn deepens tobacco leaf color baking process

The invention discloses a kind of bulk curing barn and deepen tobacco leaf color baking process, based on three-phase-drying for tobacco technique, it is critical only that changing yellow stage and the wet bulb temperature conservative control in fixation stage each dry-bulb temperature stage, reach Nicotiana tabacum L. flavescence to coordinate mutually with dehydration, how orange cured tobacco leaf is, colourity is full, and color is substantially deepened.