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作者研究了荷兰24个郁金香品种在郑州自然条件下的生物学特性和引种栽培技术.结果表明,多数品种在砂质壤土中能够正常生长发育,无退化现象.整个生育期为200天左右.最大鳞茎重76克,比引种时增加24克.更新鳞茎平均重34.6克,比引种时增加3.8 克.母鳞茎和子球的繁殖系数分别为4和2—3.休眠期鳞茎贮藏在20—30℃,相对湿度68—94%,通风良好的室内,花芽分化正常,自6月中旬开始到8月中旬结束,历时2个月.
The authors studied the biological characteristics and introduction and cultivation techniques of 24 tulip varieties in Zhengzhou under natural conditions.The results showed that most varieties can grow and develop normally in sandy loam without degeneration.The whole growth period is about 200 days.The maximum Bulbs weighing 76 grams, an increase of 24 grams when introduced than the average bulbs renewed 34.6 grams, 3.8 grams more than the introduction of the introduction of bulbs and bulbs of the propagation coefficients were 4 and 2-3 dormant bulbs stored at 20-30 ℃ , Relative humidity of 68-94%, well-ventilated indoor, normal flower bud differentiation, from mid-June until the end of August, which lasted 2 months.