دراسة مظهرية تمييزية لإثنى عشر صنفا من الشعير المعتمد وفق نظام Upov

الملخص EN

This study was carried out in the winter seasons (2017-2018 and 2018-2019) in the fields of the College of Agriculture - University of Tikrit with the aim of identifying and studying the discriminatory characteristics of the varieties included in the study of the 12 barley varieties (Samir, Burak, Amal, Al-Warka, Shuaa, Al-Khair, Al-thaer, Ibaa 99, Ibaa 995, Rihan, Iksad and Irifat).

The study factors were distributed according to the split-plate system, RCBD design, and three replicates.

Distinction of varieties in the status of vegetative growth as the urban and good varieties were semi-predatory in the nature of growth and characterized varieties shining and beam and good and the parents of 99 and fathers yellowish green color in the characteristic of leaves color and distinguish the urban varieties and basil and oxidation with high leaves, while the varieties Samir and Warka and beam and urban as small ears.

The results of the discriminatory qualities of the spike distinguish varieties shining and fathers 99 deviation spike hooked and distinguish varieties urban and Warka color spike black and distinguish varieties Samir color spike white and distinguish varieties Samir and Burak and Amal and Warka and fathers 99 and fathers 995 The varieties of Samir, Amal, Shuaa, Oxad and Arifat are in the form of large headgear.

The varieties of Samir, Burak and Arifat are distinguished by the length of the spike.

As for the urban and horticultural varieties, the color of the grain was black.

The varieties were divided into different groups according to the phenotypic data and indicators, based on cluster analysis.

Hereditary varieties were distinguished from the other varieties.