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唐菖蒲的杂交种子一般播种后2～3年才开花。而采用温室育苗,可使其提前开花。 1.低温处理,打破休眠 8月,采收唐菖蒲杂交种子,置于5℃的恒温条件下低温处理一周,提早打破休眠。 2.温室播种,强迫休眠将低温处理过的杂交种子,于9月中旬至10月上旬在温室内播种,室温不低于20℃。待苗长至7～8厘米时,每半月施薄肥水一次,催苗成长。当植株长至30厘米时,断绝肥水,强迫休眠。
Gladiolus hybrid seeds generally sow 2 to 3 years after flowering. The use of greenhouse nursery, can make it in advance flowering. 1. Cryogenic treatment to break dormancy August harvest Gladiolus hybrid seeds, placed in a constant temperature of 5 ℃ for a week under the conditions of heat treatment, early break dormancy. 2 greenhouse planting, forced dormancy Low temperature treated hybrid seeds, sow in mid-September to early October in the greenhouse, room temperature not less than 20 ℃. To be seedlings grow to 7 to 8 cm, half a month Shi thin water once, reminder seedlings grow. When the plant grows to 30 cm, cut off fertilizer and forced sleep.