特早熟桃品种“春蕾”,原代号为“沪005”,系上海市农科院园艺所于1974年利用双亲共同具有的早熟基因,在基因重组的基础上,再借助幼胚组织培养技术培育而成。母本为日本早熟桃“砂子早生”,父本为我国早熟桃“白香露”。果实发育期56～58天,5月底～6月初成熟,是目前我国最早熟的桃品种。“春蕾”较丰产,在4×3m的株行距下, Early spring peach variety “bud”, the original code for the “Shanghai 005”, the Department of Horticulture Shanghai Academy of Agricultural Sciences in 1974 by parents using the common precocious genes, on the basis of genetic recombination, with embryo tissue culture technology Cultivation. The female parent is Japanese premature peach “sand early”, the male parent for our peach “white fragrant dew.” Fruit development period of 56 to 58 days, the end of May ~ early June ripe, is currently China’s earliest varieties of peach. “Spring Bud” more abundant production, in the 4 × 3m line spacing,