تأثير التسميد المعدني في نمو و إزهار نبات القرنفل Dianthus caryophyllus L. var. Chabaud

الملخص EN

This study was conducted at the department of Horticulture –College of Agriculture-University of Basrah during 15th.Sep., 2005 until 15th.

May 2006 on Carnation plants Dianthus caryophyllus L.

to investigate the effect of mineral fertilizers Phosphorus at (0,100,200mg P2O5/l) and\or Potassium at (0,100,200mg K2O/l) on growth and flowering of this plant.

results show that adding Phosphorus and/or Potassium at 100 or 200mg /l improved growth and flowering of this plant and the interaction resulted in the best values in plant height, number of branches /plant, carbohydrates content and N,P,K which were 61.40cm, 8.19, 17.78mg/gm dry wt.,19.63mg/gm, 2.81mg/gm and 17.28mg/gm respectively.

It also led to an increase in flower diameter, number of flowers and vase life.