Abstract
The investigation was carried out at Dobrudzha Agricultural Institute – General Toshevo, Bulgaria, and encompassed the period 2009–2010. The experiment involved four double haploid fertility restorer lines (DH-R-2, DH-R-7, DH-R-116 and DH-R-128), which have shown in our previous studies various degree of resistance to Sclerotinia sclerotiorum de Bary under artificial infection conditions. Ten plants from each investigated line were inoculated by the Straw-method at stage 5-6th pair of leaves. The plants were self-pollinated and the seeds obtained from them, as well as the seeds from the check plants (not infected), were analyzed for the traits 1000 seed weight, % of kernel, oil in kernel and protein content in kernel. Variations in the quality characteristics of the sunflower seeds were found in all investigated lines, the degree of quality “deterioration” having different expression according to the tolerance of the line to the pathogen. Lines DH-R-2 and DH-R-7 formed seeds with lower seed weight and percent of kernel. These seeds had lower oil and protein content. The established variations in the quality of the seeds between lines DH-R-116 and DH-R-128 and the check variants were not statistically significant.
Acknowledgements
A part of the scientific research, the results of which are presented in this article, was conducted at TU – Varna as a part of a research project, funded by the state budget.
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© 2018 Walter de Gruyter GmbH, Berlin/Boston
Artikel in diesem Heft
- Frontmatter
- Review Paper
- Chao-Chien Jan: Thirty-five Years of Dedicated Research Utilizing Wild Sunflower Crop Relatives for Sunflower Improvement
- Research Articles
- Helianthus porteri, a Granite Outcrop Endemic, Does Not Have More Drought Resistant Traits Than Congeners
- Effect of Sclerotinia sclerotiorum on Sunflower Seeds Quality
- Genomic Evaluation of Sunflower Broomrape (Orobanche Cumana) Germplasm by KASP Assay
- Validation of Microsatellite Markers of Pl Resistance Genes to Downy Mildew of Sunflower
- Selection for Some Functional Markers for Adaptability of Helianthus argophyllus × Helianthus annuus Derived Population under Abiotic Stress Conditions
- Inheritance of Basal Branching in Sunflower
- Diversity of Fungi in Rhizoplane, Rhizosphere and Edaphosphere of Sunflower at Different Stages of its Development
- Performance and Water-Use Efficiency of Wild Cytoplasmic Sources in Sunflower
Artikel in diesem Heft
- Frontmatter
- Review Paper
- Chao-Chien Jan: Thirty-five Years of Dedicated Research Utilizing Wild Sunflower Crop Relatives for Sunflower Improvement
- Research Articles
- Helianthus porteri, a Granite Outcrop Endemic, Does Not Have More Drought Resistant Traits Than Congeners
- Effect of Sclerotinia sclerotiorum on Sunflower Seeds Quality
- Genomic Evaluation of Sunflower Broomrape (Orobanche Cumana) Germplasm by KASP Assay
- Validation of Microsatellite Markers of Pl Resistance Genes to Downy Mildew of Sunflower
- Selection for Some Functional Markers for Adaptability of Helianthus argophyllus × Helianthus annuus Derived Population under Abiotic Stress Conditions
- Inheritance of Basal Branching in Sunflower
- Diversity of Fungi in Rhizoplane, Rhizosphere and Edaphosphere of Sunflower at Different Stages of its Development
- Performance and Water-Use Efficiency of Wild Cytoplasmic Sources in Sunflower