Fertilizing method for tobacco leaves

The invention discloses a fertilizing method for tobacco leaves. The method comprises the following steps: spraying a light rare earth foliar compound fertilizer on the leaf surfaces of tobacco leaves before ten o'clock in the morning, and spraying the front and back surfaces of the tobacco leaves until the leaf surfaces are wet, dew and do not drip water; starting to spray the light rare earth foliar compound fertilizer on the fifth day after transplanting, but spraying a rare earth compound fertilizer only once; or spraying a rare earth compound fertilizer for the first time on the fifth day after transplanting, spraying the light rare earth foliar compound fertilizer for the second time after 5 days, and spraying the light rare earth foliar compound fertilizer for the third time after 10 days. According to the method, the light rare earth (containing Ce) foliar compound fertilizer is sprayed, the content of the K element in the tobacco leaves can be increased, and meanwhile the effect of inhibiting Cl