一、品种来源:川山紫是我国科技人员从日本川崎农场最新引进成功的一个红薯新品系。 二、特征特性:日本黑红薯皮、肉皆紫黑色,熟后为全黑色。食味香甜面沙,口感好,香味浓郁。长期食用该薯有“抗癌、降压、补钙”等功效,是开发黑色食品的极佳原料。茎尖叶是高档蔬菜,667平方米可采嫩尖干品300公斤以上。该品种薯蔓 First, the source of varieties: Chuan Shan purple is China’s scientific and technological personnel from Japan’s Kawasaki farm recently introduced a new sweet potato line. Second, the characteristics and characteristics: Japan black sweet potato skin, meat are purple black, cooked for all black. Smell sweet sand, good taste, rich flavor. Long-term consumption of the potato has "anti-cancer, antihypertensive, calcium and other effects, is the development of excellent black food raw materials. Tip leaf is a high-grade vegetables, 667 square meters can be tender tip sharp dry goods more than 300 kilograms. The variety of potato vine