前言马铃薯的食用价值马铃薯是高能量的淀粉食物。它在世界上这类商品粮中占第四位,仅次于小麦、水稻和玉米。马铃薯原产于美洲热带高原,现已遍布全球,主要在温带的冷凉地区。就单位面积土地产生的热量来讲,马铃薯超过所有的禾谷类,仅次于甘蔗。就单位面积提供的植物蛋白来讲,它在所有主要作物中也 Preface Potato edible value Potato is a high-energy starchy food. It is the fourth largest producer of such commodities in the world, second only to wheat, rice and corn. Potato native to the tropical plateau of the Americas, now around the world, mainly in temperate cold areas. As far as the heat generated per unit area of ​​land is concerned, potatoes surpass all cereals after the sugarcane. In terms of plant protein per unit area, it is also found in all major crops