Method for improving soil by using bamboo wastes

The invention relates to a method for improving soil by using bamboo wastes. The method comprises the following steps of: directly applying the bamboo wastes to the soil or carbonizing the bamboo wastes into bamboo charcoal and applying the bamboo charcoal to the soil; and smashing bamboo waste raw materials comprising bamboo leaves, bamboo litter, bamboo splints and bamboo joints into powder or carbonizing the bamboo waste raw materials into bamboo charcoal and applying the smashed bamboo waste raw materials or the bamboo charcoal to the roots of crops, wherein the bamboo wastes are applied separately or applied together with a base fertilizer and a chemical fertilizer. The method used in the invention is simple, has low cost, has the effects of reducing the loss of chemical fertilizer and pesticide, preserving fertility and improving fertility, improving the air permeability and the water-retaining property of the soil and reliving soil acidification, has no secondary pollution, belongs to waste resource re