“芽子洋芋”是宣恩县劳模徐树民所创造的一种依靠洋芋本身在自然条件下经过休眠期后萌发出来的芽子进行栽培繁育的方法,通过实践已在宣恩县长潭河区推广了1,100亩,平均亩产可达6,500斤,并在100亩大面积获得了单产10,000斤以上的丰产栽培的产量,这显示了在低山地区栽培“芽子洋芋”的优越性。它是增产的方向。 “Seedlings potato” is Xuen Manxu model workers created by Xu Shumin rely on potato itself under natural conditions after the dormant period of buds germinated breeding methods, through practice has been promoted in Changtanhe County, Xuan’en County 1,100 mu, with an average yield of 6,500 kg per mu and a yield of more than 10,000 kg per mu in a large area of ​​100 mu, demonstrating the superiority of cultivating “potato seeds” in low mountain areas. It is the direction of increasing production.