Published 2026-08-07
Keywords
- Cotton,
- morphological traits,
- correlation,
- yield,
- significant
How to Cite
Copyright (c) 2026 Abdul Malik; Shayhaq Sayed, Asia Mengal, Gulnaz

This work is licensed under a Creative Commons Attribution 4.0 International License.
Abstract
The research was conducted during the kharif season of 2024 at the experimental field of the Cotton Research Institute, Agriculture Research Center (ARC), Tandojam. The experiment followed a Randomized Complete Block Design (RCBD) with three replications, evaluating eight cotton genotypes: TH-01/20, TH-02/20, TH-03/20, TH-04/20, TH-05/20, TH-06/20, TH-07/20, and Shahzadi (check). The study focused on characterizing these genotypes for early maturity and morphological traits. Fifteen morphological traits were examined, including days to first flowering, first sympodial branch node number, sympodial branches per plant, sympodial branch length (cm), bolls formed at 90 days, bolls opened at 90 days, bolls formed at 120 days, bolls opened at 120 days, plant height (cm), number of bolls per plant, seed cotton yield per plant (g), ginning outturn percentage, staple length (mm), and seed index (g). The analysis of variance indicated that all studied traits were highly significant at the p<0.01 probability level, demonstrating substantial variation among the genotypes. Based on mean performance, Shahzadi (check) and TH-06/20 exhibited the best results, showing early flowering and boll formation, a higher number of sympodial branches per plant, a greater number of bolls per plant, maximum seed cotton yield per plant, and the highest ginning outturn percentage. Seed cotton yield per plant had a significant positive correlation with sympodial branch length and plant height. A highly significant positive association was observed between seed cotton yield per plant and both the number of bolls per plant and the number of sympodial branches. However, boll weight showed a highly significant negative correlation with seed cotton yield per plant. Among the evaluated genotypes, Shahzadi (check) and TH-06/20 demonstrated superior performance in terms of seed cotton yield, the number of bolls, and ginning outturn percentage, making them suitable choices for cultivation.
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