郁金香引种及栽培技术研究

Introduction and Cultural Practice Study on Tulip Varieties of Holland

郁金香从荷兰引入青海,绝大多数品种生长良好.生长期在75—100天,花期4月30日至5月15日,球茎繁殖系数3.7—5.13,球茎重量增加6.1—91.8%,株高15—58cm,花梗长15—47cm,花冠4.0×5.Ocm.切花种球每公顷种植42—61万球,小球每公顷种植75万以上.郁金香在青海罹病种类相对较少,发病率低,在4.96—12.06%.

Tulip varieties of Holland were introduled into Qing Hai province,the majority of varieties grew fine, and showed growing period of 75 to 100 days, flowering period on April 30th to May 15th, reproductive rate of 3.7 to 5.3, weight of single daughter bulb increased 6.1 to 91.82%, flower stem length of 15 to 47cm and plant height of 15 to 58cm, corolla size of 4.0 × 5.0cm, 4.2 to 6.15 million bulbs/ha were sowed as cutting-flower-cuiture , above 7.5 million bulbs/ha as reproducing seed bulbs , less kind of disease and lower incidence of disease about 4.96 to 12.06%.