鲜切花生产中,切花时间早晚和整齐与否,既关系到上市价格,又影响到下茬土地的利用,尤其百合这类高投入、高产出、一次性种植花卉,一次性采收鲜切花,前述两项指标更受生产者关注。 鲜切花的花期调控常用定植时间、控光、控温来加以实现。此外,尚可用外源激素进行花期调控。 表油菜内酯素是一种新型甾体植物生长调节物质,有第六激素之称。生物活性强,较低浓度下能促进生长发育,而且不产生负效应,因而应用较广。我 Cut flowers in the production of cut flowers sooner or later and tidy or not, both related to the listing price, but also affect the use of the next crop of land, especially lily such high input, high output, one-time planting flowers, one-time harvest cut flowers , The two indicators above are more concerned by producers. Fresh flowering flower flowering control commonly used planting time, light control, temperature control to be achieved. In addition, the use of exogenous hormones is still available for flowering regulation. Table oilseed lactone is a new steroid plant growth regulator, known as the sixth hormone. Strong biological activity, lower concentrations can promote growth and development, but does not produce negative effects, and thus widely used. I