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Genetic variability for production traits of winter wheat genotypes at Miandam (Swat), KPK, Pakistan.

. Aizaz Ali, Iftikhar Hussain Khalil, Shadman khan, Sidra Saleem and Inzaman Ul Hassan Haseeb Ullah


Abstract

The Current research was carried using ten Elite lines with one check of Winter wheat (E1, E2, E3… and E11) under climatic condition of Miandam (swat) under research wing of The University of Agriculture Peshawar, during the crop season of 2017-18. Eleven lines were evaluated in randomized complete block design with three replications to estimate heritability, and selection response of various morphological and yield traits. Data was recorded on days to heading, days to maturity, plant height, spike length, spikelets per spike, grains per spike-1, 1000-grain weight, biological yield, grain yield and harvest index. Analysis of variance revealed high significant differences among all the traits. The highest grain yield was noted for line E2 (5333 kg ha-1) followed by E1 (4913 kg ha-1) and E8 (4629 kg ha-1), thus these line be used as parents in future breeding programs for evolving high yielding genotypes.

Key words: Coefficient of variation, Genetic variability, Heritability, Phenotypic variance, Selection response 

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