Effect of Hoagland Solution on Growth of Narcissus tazetta var.chinensis Beem under Water Culture
霍格兰溶液培养对水仙生长发育的影响

In the experiment,the growth indexes of Narcissus tazetta var.chinensis Beem cultured in Hoagland solution were tested.The results showed that the roots were stronger,tender and white,the leaves were more fresh-green and thicker.The numbers of increased peduncles on each plant and flowerlets on each spike were 5.85 and 2.85 on average.The average diameter of each flower increased 2.9 mm.The flowering phase was prolonged about 5 d.All indexes were compared with contrast.