甘薯破碎后经多酚氧化酶（ PPO）的作用，严重影响淀粉的白度。
Melanins are produced by polyphenol oxidase (PPO) during sweet potato processing, which can affect the whiteness of sweet potato starch.
甘薯破碎后经多酚氧化酶（ PPO）的作用，严重影响淀粉的白度。
Melanins are produced by polyphenol oxidase (PPO) during sweet potato processing, which can affect the whiteness of sweet potato starch.
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