Ecology, Environment and Conservation Paper

Vol 26, Issue 1, 2020; Page No.(55-60)

EFFECT OF LEVELS OF CHEMICAL FERTILIZER AND GIBBERELLIC ACID IN THE GROWTH AND FLOWERING OF TULIP

Alaa Hashem Y. Altaee and Mohammed D. Alsawaf

Abstract

This study was conducted in the wooden canopy of the Department of Horticulture/College of Agriculture and Forestry/University of Mosul for the season 2017 -2018 on the plaster of the tulip. Tulipahybrida L Crystal beauty The study included the addition of three concentrations of nitrogen fertilizer (0, 2 and 4 g / pot) and three concentrations of potassium fertilizers (0, 2 and 4 g/pot) and three concentrations of Gibberellic acid: 0, 200 and 400 mg. L-1 by immersing the bulbs for 24 hours before planting, the study was carried out by designing the complete random sections with three replicates and three bulbs for the single repeater.