洛阳市凤化街居民杨天保培育的一株“月季树”,高7米,覆盖15平方米,开花28种,五颜六色,香溢四邻,蔚为奇观。杨天保从1984年开始培育这株“月季树”。他选择生命力强,根系发达的野生月季——荼靡作砧木;用优良品种月季作接穗,采用“高枝芽接法”嫁接。随着荼蘼的长高扩冠,每年嫁接七、八个品种。六年来共 Luoyang City, Phoenix Street residents Yang Tianbao cultivated a “rose tree”, 7 meters high, covering 15 square meters, flowering 28 species, colorful, fragrant neighbors, spectacular. Yang Tianbao since 1984 to cultivate this strain “rose tree.” He chose a strong vitality, developed roots of the wild rose - Tuwu for rootstocks; with good varieties of rose for the scion, using the “high bud bud connection” grafting. With the expansion of crown crown long, grafted seven or eight varieties each year. Over the past six years