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1992年上半年,我们对芍药进行了早春塑料大棚促成栽培试验。所用材料为1991年12月从山东菏泽引进的3年生芍药,品种有大富贵、大红袍、莲台、紫绣球、紫蝶献金、乌龙探海等6个,共48株。1992年1月21日进入大棚催花,开花时间为4月8日至5月2日,平均每株开花2朵.最多5朵,开花株率为70.1％,平均花径为12.1厘米,初步获得成功。比露地芍药的自然花期(5月上中旬提前了近一个月左右,与露地牡丹同时开放,效果明显。现把栽培
In the first half of 1992, we experimented on cultivation of peony trees in early spring plastic greenhouse. The material used for the perennial peony was introduced from Heze, Shandong Province in December 1991. There are 48 varieties of peony, such as big wealth, Dahongpao, lotus flower, purple hydrangea, purple butterfly offering gold and Oolong sea exploration. January 21, 1992 into the greenhouse reminded flowers, flowering time for the April 8 to May 2, the average flowering 2 per plant, up to 5, the flowering rate was 70.1%, the average flower diameter of 12.1 cm, the initial Success. Pei than the open field of natural flowering (in mid-May advanced nearly a month or so, and peonies open field at the same time, the effect is obvious.