Influence of some factors on growth characteristics of local Almond cultivar (prunus amygdulus).

Abstract

This study was conducted during growing season (2022), in the nursery of the Horticulture Department, College of Agricultural Engineering Science, University of Duhok, Kurdistan region, Iraq, in summel district, situated at western of Duhok city (8 km from Duhok city center). The study consisted the effect of spray with different concentrations of IBA (0, 1000 and 1500mgl-1), GA3 (0, 750 and 1500mg L-1 ) and Nutri green (0 ,4 and 8mL.l) on some vegetative growth characteristics of almond (Prunus Amygdalus) seedling. The superior results indicated the following: seedling spray with IBA concentrations significantly gave the best increase length of shoots, leaf area, increase number of shoots, height of seedling, also seedling spray with GA3 concentrations effect significantly gave the best result of increase length of shoots, leaf area, decrease number of shoots, increase height of seedling, whereas seedling spray with Nutri green concentrations significantly gave the best result only of increase number of shoots.

Keywords

• plant growth regulator iba
• ga3
• nitrogen
• almond seedling