Open Access

Determination of the Effects of Zinc Application at Different Doses on Yield and Oil Quality in Safflower (Carthamus tinctorius L.) Genotypes

1 Şırnak Üniversitesi, Ziraat Fakültesi, Tarla Bitkileri Bölümü, Şırnak
2 Şırnak Üniversitesi, Ziraat Fakültesi, Tarla Bitkileri Bölümü, Şırnak

Abstract

This study was conducted to evaluate the effects of different zinc doses on yield components and oil quality in certain safflower (Carthamus tinctorius L.) genotypes. Dinçer and Remzibey varieties were used as seed material in the experiment. In the study, zinc-containing liquid fertilizer was applied in five different doses (0, 250 ppm, 500 ppm, 1000 ppm, and 2000 ppm) as a foliar application. The field trials were carried out during the 2020–2021 growing season at the experimental fields of Dicle University, using a randomized complete block design with split plots and three replications. The findings revealed that both zinc doses and genotypes had statistically significant effects, with responses varying depending on genotype. The Remzibey cultivar, in particular, exhibited superior performance under the 2000 ppm zinc treatment in terms of plant height, number of branches and capitula, seed yield, protein content, and chlorophyll concentration. Zinc applications also significantly influenced the fatty acid composition of the oil. The highest levels of oleic and arachidic acids were observed in the Remzibey cultivar under the 2000 ppm zinc treatment, whereas the highest stearic acid content was recorded at the 1000 ppm dose. Conversely, Dinçer demonstrated higher proportions of palmitic, linoleic, and linolenic acids. In conclusion, zinc fertilization positively influenced both yield and quality traits in safflower, indicating that zinc could be recommended as a beneficial micronutrient in safflower cultivation.

Keywords

How to Cite

DANİŞ , M., & ÖZTÜRK, F. (2025). Determination of the Effects of Zinc Application at Different Doses on Yield and Oil Quality in Safflower (Carthamus tinctorius L.) Genotypes. MAS Journal of Applied Sciences, 10(3), 530–552. https://doi.org/10.5281/zenodo.16976403

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