Abstract: By consulting the relevant literature and years of production experience,the author summarizes the tomato fertilizer requirement characteristics,nutrient absorption characteristics and the law of demand with different growth period,the different stubble,the different cultivation and fertilization conditions.well as the greenhouse tomato production of scientific fertilization technology,greenhouse tomato scientific fertilization technology：tomato production is generally 6000-8000kg/667m2,before planting organic fertilizer was applied 8000-10000kg/667m2,pure N6-8kg/667m：,the P2058-10kg/667m2,K208kg/667m2.In the beginning of the first spike fruit enlargement to the size of a walnut,can be the first top dressing applied pure N2.0-2.5kg/667ma, P2052.0-2.5kg/667ma, pure K202-3kg/667m2.Later each spike fruit reaching to the size of a walnut,each pure N2.5-3.0kg/667m2, P2052-2.5kg/667m2,K203.0-3.5kg/667mE,top dressing fertilizer 5-6 times in the growing season.