着色系富士“长富2”是富士苹果的芽变品系之一。据日本1979年报道,富士的芽变品系有58个,其中有9个表现较好,如:长富2、秋富1、青富13、盛放3等。长富2含糖量较国光高2～6%,且其果面光滑、果点小、蜡质层较厚,无论果实外观还是贮运性能均优于国光,已被许多国家公认为优良品种。1980年春,农业部从日本引入长富2接穗,分给辽宁省果树科学研究所(简称辽宁果树所)、山东省烟台地区果树实验站(简称山东烟台果树站),陕西省礼泉县园艺站、河北农 Coloring Department Fuji “Chang Fu 2” is one of Fuji Apple’s budding strains. According to Japan’s 1979 report, Fuji’s budding strain of 58, of which 9 performed better, such as: Chang Fu 2, Qiu Fu 1, Green 13, bloom 3 and so on. Changfu 2 sugar content than Guoguang 2 ~ 6%, and its smooth fruit, fruit small, thick waxy layer, regardless of the appearance of the fruit or storage performance are better than Guoguang, many countries have been recognized as fine varieties . The spring of 1980, the Ministry of Agriculture introduced from Japan Chang 2 scion, were distributed to Liaoning Province Institute of fruit science (referred to as Liaoning fruit tree), fruit tree experimental station in Yantai, Shandong Province (Shandong Yantai fruit tree station), Shaanxi Province, Liquan County Horticultural Station , Hebei farmers