晚香玉是中国传统的鲜切花。目前只有白色品种,而遗传改良在短时间内又无法增加花色品种,因此对切花进行人工染色,是目前改变其花色的唯一途径。我们在这方面进行了一些有益的尝试。我们选择单瓣晚香(Polianthes tuberosa L.)做为试验材料。去年4月种植于苗圃中,8月24日—10月1日剪下花序最下一对花盛开的花枝备用。同时准备偶氮洋红G等16种染料,其中除墨水配成25％的浓度外,其余均配成1％的 Tuberose is a traditional Chinese cut flower. At present, only white varieties, and genetic improvement in a short period of time can not increase color varieties, so cut flowers artificial dyeing is the only way to change its color. We have made some useful attempts in this regard. We chose Polianthes tuberosa L. as the test material. April last year planted in the nursery, August 24 -10 1 cut the inflorescences the next pair of flowering branches in full bloom. At the same time, 16 kinds of dyes such as azo-magenta G were prepared, of which, except that the concentration of ink was 25%, the rest were all formulated into 1%