马铃薯俗称土豆、洋芋,属茄目、茄科,属一年生草本植物。马铃薯在世界多数国家均有种植,尤其是在欧、美等国家,被人们称为第二面包作物。由于马铃薯单位面积产量非常高,块茎含有多种营养成分,而且适应各种生态地区种植,所以已经成为世界上仅次于玉米、小麦、水稻的第四大粮食作物。马铃薯在我国各地都有种植,特别是北方地区种植面积最大。就我省来说,马铃薯常年种植面积都在300万亩以上。马铃薯除了一般食用外,还可用作饲料、食品加工 Potatoes, commonly known as potatoes, potato, is an eggplant, Solanaceae, is an annual herb. Potatoes are planted in most countries in the world, especially in Europe and the United States. They are called second bread crops. Due to its very high yield per unit area, tubers contain a variety of nutrients and are suitable for growing in various ecological regions. So it has become the fourth largest food crop in the world after corn, wheat and rice. Potatoes are planted throughout our country, especially in northern China. In my province, the perennial planting area of ​​potatoes is more than 300 mu. In addition to general consumption of potatoes, but also can be used as feed, food processing