Fruit fresh-keeping agent and fruit fresh-keeping method

The invention discloses a fruit fresh-keeping agent and a fruit fresh-keeping method. The fruit fresh-keeping agent comprises a solution A and a colloid B; the solution A comprises indoleacetic acid with a concentration of 0.00001mol/L-0.00005mol/L; and the colloid B comprises the following raw materials in parts by weight: 5-15 parts of berberine hydrochloride, 150-250 parts of salicylic acid, 15-25 parts of ascorbic acid, 350-450 parts of sodium alginate, and 18000-22000 parts of distilled water. The fruit fresh-keeping agent of the invention possesses good fresh-keeping effect, a low fruitweight loss rate and little effect on physiology and biochemistry of passion fruit, and can effectively prolong the fresh-keeping time of fruit at room temperature. 本发明公开了一种水果保鲜剂与水果保鲜方法，所述水果保鲜剂包括溶液A和胶体B；所述溶液A包括浓度为0.00001mol/L～0.00005mol/L的吲哚乙酸；所述胶体B的原料按重量份数计包括盐酸小檗碱5～15份，水杨酸150～250份，抗环血酸15～25份，海藻酸钠350～450份，蒸馏水18000～22000份；本发明制备得到的水果保鲜剂保鲜效果好，水果失重率小且对百香果生理生化的影响小，可有效的延长水果在常温下的保鲜时间。