人们喜欢购买和食用色彩红艳的苹果,并非只因其外表美丽,更重要的是色彩红艳标志着果实含糖量高,风味好、适口性强。苹果的红色浓淡对其价值也有较大影响,尤其在国际市场上果实色泽的红度几乎成了价值的标志。色泽较红能有效提高竞销能力,而且色调愈红售价愈高。因此,人们都希望生产出更多的外型美观,色红质优的苹果,满足国内外广大消费者的需要。那么,如何使苹果色红能再添彩、色差的能面颊绯红呢? People like to buy and eat brightly colored apples, not only because of their beautiful appearance, but more importantly, the color of red highlights the high sugar content, good flavor and palatability. Apple red shades also have a greater impact on their value, especially in the international market, the redness of fruit color has become almost a sign of value. Lighter red color can effectively improve the marketing ability, and the color of the red the higher the price. Therefore, people all want to produce more beautiful appearance, high quality red apple, to meet the needs of consumers at home and abroad. So, how to make apple color red can add color, color cheek crimson it?