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栾爱萍介绍,常见的菠萝果实从开花到成熟,其果皮会经历一系列的颜色变化:菠萝刚开花时,果实呈现红色,随着花朵的凋谢NG.28.66,果实颜色逐渐变为深绿色、浅绿色,最终成熟时变为黄色。这一过程主要是色素的代谢变化,也是菠萝成熟的标志。然而,红皮菠萝则不同,它在生长过程中始终保持红色,不会像传统品种那样在成熟时变黄。
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On-site, we interviewed several prominent international guests, including Francis Gurry, vice chairman of the World Internet Conference and former director general of the World Intellectual Property Organization, and John Hoffman, CEO of GSMA Ltd., etc.
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