甘薯是一种高产作物。解放前,甘薯在本省是作为粮食作物栽培的,很多山区有“番薯半年粮”的情况。解放后,由于党的正确领导,农业生产不断地大跃进,人民生活日益提高,甘薯作为食粮的比重逐渐减低,群众对食用的甘薯品质的要求提高了,希望有更好的、丰产、晒干率高、胡萝卜素多、食味好的品种。另一方面,随着食品工业、化学工业、畜牧业的日益发展,甘薯的用途扩大了,因此对品种也有了新的要 Sweet potato is a high-yield crop. Before the liberation, sweet potatoes were cultivated in the province as food crops. In many mountainous areas, there were “sweet potato half-grain” situations. After the liberation, due to the correct leadership of the party, the continuous leap forward in agricultural production and the improvement of people’s living standards gradually reduced the proportion of sweet potato as food and the masses raised the demand for the quality of sweet potato eaten, hoping to have better, High rate of carotene, taste good varieties. On the other hand, with the development of the food industry, chemical industry and animal husbandry, the use of sweet potato has expanded, so new varieties have also been introduced