一、牛奶品种名称:牛奶别名:宣化白葡萄、玛瑙、白牛奶品种来源:欧亚种。原产我国,为我国原产的优良品种之一。现仍为河北宣化、怀来的主栽品种,华北、西北等地均有栽培。植物学性状:嫩梢绿色,有稀疏绒毛。幼叶黄绿略带红色,无绒毛。一年生成熟枝条黄褐色,节间较长,粗壮。成龄叶片较大、薄,肾脏形,五裂;叶面平滑,叶面叶背均无绒毛;叶柄洼开张矢形;叶柄短于中脉,绿色;卷须间隔着生;两性花。果实性状:果穗大,平均重350克以 First, the name of the milk varieties Name: Milk Alias: Xuanhua white grapes, agate, white milk Source: Eurasian species. Originated in China, one of the fine varieties of Chinese origin. Is still still Hebei Xuanhua, Huailai cultivated varieties, North China, Northwest and other places have cultivated. Botany traits: tender green, sparse hair. Yellowish green leaves slightly red, lint-free. Annual ripe branches yellowish brown, internodes longer, stout. Leaves mature, large, thin, kidney-shaped, five-cracked; smooth leaves, foliar leaves no villous; petiole depression open sagittate; petiole shorter than the midrib, green; Fruit traits: large ears, with an average weight of 350 grams