The results showed that Nisin is effective as a preservative when used in soya milk, it also can obviously improved the quality.
结果表明：乳酸链球菌素在豆奶中起到明显的防腐保鲜作用，同时有改善品质的效果。
2
Different preservative formulas, preconditioning liquids and refrigerating time influenced on vase life and quality of cut Strelitzia reginae flowers were studied.
本文探讨不同保鲜剂、预处理液及冷藏时间对鹤望兰切花瓶插寿命和观赏品质的影响。
3
The beverage has high nutritive value, no preservative, pure quality, cola taste, convenient drinking, low cost, scientific and reasonable production technology, and is good for the health.