The effect of new additives on bamboo sulfate pulping was investigated. The optimum process of the BL-A were that the active alkali is 16 %, and the sulfidity is 17 %, the Liquor to wood ratio is 3.7 : 1. The maximum temperature in cooking is 165℃, the dosage of BL-A is 0,07 %. Respectively the pulping yield is...