Plant Varieties Studying and Protection最新文献

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Analysis of chickpea genotypes (Cicer arietinum L.) by microsatellite loci of the QTL-hotspot-region associated with drought tolerance 通过与耐旱性相关的 QTL 热区微卫星位点分析鹰嘴豆基因型(Cicer arietinum L.)
Plant Varieties Studying and Protection Pub Date : 2023-12-20 DOI: 10.21498/2518-1017.19.4.2023.291223
N. E. Volkova, G. I. Slishchuk, O. O. Zakharova, T. Y. Marchenko, V. I. Sichkar, R. A. Vozhehova
{"title":"Analysis of chickpea genotypes (Cicer arietinum L.) by microsatellite loci of the QTL-hotspot-region associated with drought tolerance","authors":"N. E. Volkova, G. I. Slishchuk, O. O. Zakharova, T. Y. Marchenko, V. I. Sichkar, R. A. Vozhehova","doi":"10.21498/2518-1017.19.4.2023.291223","DOIUrl":"https://doi.org/10.21498/2518-1017.19.4.2023.291223","url":null,"abstract":"","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139168287","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Varieties of spring and winter durum wheat (Triticum durum Desf.) by alleles of the Ppd-A1 gene 根据 Ppd-A1 基因等位基因对春小麦和冬小麦(Triticum durum Desf.)
Plant Varieties Studying and Protection Pub Date : 2023-12-20 DOI: 10.21498/2518-1017.19.4.2023.292911
V. Fait, I. Balashova
{"title":"Varieties of spring and winter durum wheat (Triticum durum Desf.) by alleles of the Ppd-A1 gene","authors":"V. Fait, I. Balashova","doi":"10.21498/2518-1017.19.4.2023.292911","DOIUrl":"https://doi.org/10.21498/2518-1017.19.4.2023.292911","url":null,"abstract":"","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139168368","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Peculiarities of the legal regulation of the registration of grape varieties and viticulture in Ukraine 乌克兰葡萄品种和葡萄栽培注册法律规定的特殊性
Plant Varieties Studying and Protection Pub Date : 2023-12-20 DOI: 10.21498/2518-1017.19.4.2023.293487
O.V. Zakharchuk, S.O. Tkachyk, E.F. Bobonych, N.B. Golichenko, T.V. Krasiuk, E.S. Kovalchuk, N.B. Lynchak
{"title":"Peculiarities of the legal regulation of the registration of grape varieties and viticulture in Ukraine","authors":"O.V. Zakharchuk, S.O. Tkachyk, E.F. Bobonych, N.B. Golichenko, T.V. Krasiuk, E.S. Kovalchuk, N.B. Lynchak","doi":"10.21498/2518-1017.19.4.2023.293487","DOIUrl":"https://doi.org/10.21498/2518-1017.19.4.2023.293487","url":null,"abstract":"","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139169153","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Variety testing network of Ivano-Frankivsk region: historical origins and stages of formation 伊万诺-弗兰科夫斯克州品种测试网络:历史渊源和形成阶段
Plant Varieties Studying and Protection Pub Date : 2023-11-30 DOI: 10.21498/2518-1017.19.4.2023.291232
S. Melnyk, V. Sytnyk, A. I. Boiko, A.V. Semysal, A. Sydorchuk, V. I. Pankiv
{"title":"Variety testing network of Ivano-Frankivsk region: historical origins and stages of formation","authors":"S. Melnyk, V. Sytnyk, A. I. Boiko, A.V. Semysal, A. Sydorchuk, V. I. Pankiv","doi":"10.21498/2518-1017.19.4.2023.291232","DOIUrl":"https://doi.org/10.21498/2518-1017.19.4.2023.291232","url":null,"abstract":"Purpose. To study the historical origins and stages of the formation of the variety testing network of the Ivano-Frankivsk Region, where one of the branches of the Ukrainian Institute for Plant Variety Examination is located. Methods. The research used general scientific methods, in particular hypothesis, observation, historical methods with elements of extrapolation from the source scientific database, analysis, and the method of synthesis to draw conclusions. Results. The varieties of plants common in the region meet the criteria of distinctness, homogeneity and stability generally accepted in international practice; they meet the needs of consumers in terms of economic and valuable properties; they do not pose a threat to the environment and human health. The variety testing network of the Ivano-Frankivsk Region was established in 1946 and its activities were coordinated by the Inspectorate of the State Commission for Variety Testing of Agricultural Crops in the Ivano-Frankivsk Region. In 2002, the Ivano-Frankivsk Regional State Centre for Expertise in Plant Varieties was established, which in 2012 became a branch of the Ukrainian Institute for Plant Variety Examination. Conclusions. The formation of varietal plant resources in the Ivano-Frankivsk Region took place due to the rather long historical stages of formation and development of its varietal testing network.","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139208691","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Application of cluster analysis for grouping Brassica oleracea var. italica varieties for the difference test 应用聚类分析对甘蓝型油菜品种进行分组,以进行差异检验
Plant Varieties Studying and Protection Pub Date : 2023-11-30 DOI: 10.21498/2518-1017.19.4.2023.291221
O. Y. Dydiv, V. Khareba, O. Khareba, N. Leshchuk, N. Orlenko, O. B. Orlenko
{"title":"Application of cluster analysis for grouping Brassica oleracea var. italica varieties for the difference test","authors":"O. Y. Dydiv, V. Khareba, O. Khareba, N. Leshchuk, N. Orlenko, O. B. Orlenko","doi":"10.21498/2518-1017.19.4.2023.291221","DOIUrl":"https://doi.org/10.21498/2518-1017.19.4.2023.291221","url":null,"abstract":"Purpose. To use cluster analysis of morphological cha­racters to simplify the identification of Brassica oleracea var. italica and form groups of similar varieties for the test of difference. Methods. Analytical, mathematical and statistical methods were used in the work. As input information for the statistical processing of the obtained results, information on the results of the examination for distinctness, uniformity and stability (DUS) from the database of the Automated Information System of the Ukrainian Institute for Plant Varieties Examination was used. Cluster modelling was carried out using the IBM SPSS Statistics “Statistical Package for the Social Sciences”. Results. A morphological description of broccoli varieties was carried out on the basis of 32 characteristics for the examination of distinctness, uniformity and stability. The morphological code formulae of the latter, composed of the corresponding codes for the manifestation of identifying characteristics of vegetative and generative organs of plants, served as a source of initial data. Out of 41 varieties described by 32 morphological characteristics, only two groups were found to be similar in terms of the identifying characteristics of the varieties. Two types of variables were used as parameters of the model: target – characteristic “Head: anthocyanin colour”, focal – “Head: colour”. The full list of characteristics was as follows “plant: by height (at harvest maturity)”, “leaf: position (at beginning of head formation)”, “leaf blade: wavy edge”, “leaf blade: blistering”, “petiole: by length”, “head: colour”, “head: anthocyanin colour”, “head: by density”, “flower: colour”, “flower: intensity of yellow colour”, “male sterility”. Using computer modelling, clusters of 17 similar broccoli varieties and 9 control objects (varieties) were formed, the identification of which involved eleven morphological characteristics. Conclusions. In order to search for distinguishing characteristics in the process of testing the difference of cabbage varieties, broccoli was grouped into clusters according to such morphological characteristics as the position of the leaf at the beginning of the formation of the head; waviness of the edge of the leaf blade; blistering of the leaf plate; petiole length; head colour; presence of anthocyanin and intensity of yellow colour.","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139209108","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Formation of yield and seed quality of linseed varieties (Linum humile Mill.) in the conditions of the Western Forest Steppe of Ukraine 乌克兰西部森林草原条件下亚麻籽品种(Linum humile Mill.)
Plant Varieties Studying and Protection Pub Date : 2023-11-30 DOI: 10.21498/2518-1017.19.4.2023.291228
P. P. Lialchuk, M.I. Bakhmat
{"title":"Formation of yield and seed quality of linseed varieties (Linum humile Mill.) in the conditions of the Western Forest Steppe of Ukraine","authors":"P. P. Lialchuk, M.I. Bakhmat","doi":"10.21498/2518-1017.19.4.2023.291228","DOIUrl":"https://doi.org/10.21498/2518-1017.19.4.2023.291228","url":null,"abstract":"Purpose. To determine the peculiarities of yield and seed quality formation of varieties of linseed (Linum humile Mill.) in the conditions of the Western Forest Steppe of Ukraine. Methods. The research was conducted in 2020–2021 at the experimental field of the Khmelnytskyi branch of the Ukrainian Institute for Plant Varieties Examination (Trebukhivtsi village, Letychivskyi district, Khmelnytskyi region). Sowing was carried out in the second decade of April, the sowing rate was 8.0 million seeds per hectare. Subjects of the research were oil flax varieties ‘Orfei’, ‘Svitlozir’ and ‘Vodohrai’. The experimental design, evaluation of material, phenological observations and biometric measurements of plants, harvesting were carried out in accordance with the “Methodology for the qualification examination of plant varieties of the technical and fodder group for suitability for distribution in Ukraine”. The quality indicators of linseed were determined according to the “Methodology of qualification examination of plant varieties for suitability for distribution in Ukraine”. Results. The optimal conditions of the Western Forest Steppe of Ukraine contributed to the timely onset of the phenological phases of growth and development, as well as to the insignificant variation in the duration of the vegetation period (from 96 to 99 days) of the flax plants. Productivity was assessed using indicators such as the number of pods and the weight of seeds per plant. Under the condition of sowing on 25 April and the sowing rate of 8.0 million seeds per hectare, the highest yield was characterised by the variety “Svitlozir” (1.45 t/ha), the lo­west – ‘Orfei’ (0.8 t/ha). The varieties ‘Orfei’, ‘Svitlozir’ and ‘Vodohrai’ were evaluated by biochemical indicators and the content of crude protein, oil and fatty acids (palmitic, stearic, oleic, linoleic, linolenic, gondoic, eicosapentaenoic and erucic) was determined. Thus, ‘Orfei’ was characterised by the highest amount of protein in the seeds – 24.15%; ‘Svitlozir’ had an indicator of 22.74%; ‘Vodohrai’ – 22.26%. A high percentage of oil in the total dry matter was found in ‘Vodohrai’ – 45.6%, which is 2.19% more than in ‘Orfei’. The content of linolenic acid varied from 45.703 (‘Orfei’) to 48.261% (‘Svitlozir’) and erucic acid was not detected in any of the varieties during the study. Conclusions. The varieties ‘Orfei’, ‘Svitlozir’ and ‘Vodohrai’ were characterised by more than 35% oil content in seeds, which meets the requirements of State Standard 7577:2014 and ensures the quality of marketable oil flax products.","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139198066","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Study of correlations between yield and grain quality indicators of varieties and breeding lines of Triticum aestivum L. 小麦品种和育种品系产量与谷物品质指标的相关性研究
Plant Varieties Studying and Protection Pub Date : 2023-11-30 DOI: 10.21498/2518-1017.19.4.2023.291222
I. Pravdziva, N. Vasylenko, N. M. Khoroshko
{"title":"Study of correlations between yield and grain quality indicators of varieties and breeding lines of Triticum aestivum L.","authors":"I. Pravdziva, N. Vasylenko, N. M. Khoroshko","doi":"10.21498/2518-1017.19.4.2023.291222","DOIUrl":"https://doi.org/10.21498/2518-1017.19.4.2023.291222","url":null,"abstract":"Purpose. To determine the correlations between yield and grain quality indicators of varieties and breeding lines of winter bread wheat. Methods. The study was conducted under the conditions of the V. M. Remeslo Myronivka Institute of Wheat NAAS of Ukraine (MIW) during 2019/20–2021/22. Ten new varieties and four breeding lines of winter bread wheat of Myronivka breeding were evaluated. Grain quality indicators were determined in the grain quality laboratory of MIW according to conventional techniques. Pearson’s correlation coefficients (r) were calculated to establish correlations. Results. Correlations with different direction and strength were found between yield and quality indicators of winter bread wheat grain (–0.32 < r < 0.61). During the research years, reliable direct correlation coefficients were obtained between yield and the 1000 kernel weight indicator (r = 0.17–0.46). Also, a reliable linear dependence (r = 0.13–0.61) of yield with water absorption capacity of flour, test weight, grain vitreous, with protein and wet gluten content, but only under certain hydrothermal growing conditions. The varieties and breeding lines of winter bread wheat were identified which, during the years of research, showed stable direct correlations between yield and the indicators of 1000 kernel weight, grain vitreous, protein content, wet gluten content, sedimentation value, dough elasticity index, deformation energy, dough tenacity, water absorption capacity of flour. Conclusion. The selected varieties and breeding lines of winter bread wheat can be used in the breeding process as sources for combining high yield with certain improved quality indicators in one genotype to create competitive varieties.","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139198548","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Productivity of the soft winter wheat cultivar ‘Duma Odeska’ depending on the characteristics of stubble tillage 软冬小麦栽培品种 "Duma Odeska "的产量取决于茬口耕作的特点
Plant Varieties Studying and Protection Pub Date : 2023-11-30 DOI: 10.21498/2518-1017.19.4.2023.291230
M. Korkhova, I. V. Smirnova, N. Nikonchuk
{"title":"Productivity of the soft winter wheat cultivar ‘Duma Odeska’ depending on the characteristics of stubble tillage","authors":"M. Korkhova, I. V. Smirnova, N. Nikonchuk","doi":"10.21498/2518-1017.19.4.2023.291230","DOIUrl":"https://doi.org/10.21498/2518-1017.19.4.2023.291230","url":null,"abstract":"Purpose. To determine the effect of surface soil tillage, carried out with the help of various agricultural machines, on its weediness, the intensity of decomposition of plant residues of winter barley and the yield of the next crop (winter wheat variety ‘Duma Odeska’). Methods. General scientific, special, field, mathematical-statistical and computationalcomparative methods were used in the research. Results. In the conditions of oversaturation of crop rotations and application of resource-saving cultivation technologies, the use of new tools for surface tillage with its simultaneous crushing, cutting of the root system of weeds and crop residues, their partial wrapping and mulching of the field surface is relevant. In 2021–2022, the greatest decomposition of winter barley stubble was observed 21 days after surface tillage with the DUCAT RST-6 rotary harrow – on average 5.1–6.5% higher values than when using the DUCAT UVT-6 vertical tillage harrow and the DUCAT-2.5 short disc harrow. The DUCAT RST-6 caused the highest weed and carrion seed germination (30–37 pcs/m2 ), the DUCAT-2.5 the lowest (13–18 pcs/m2 ). The highest grain yield of winter wheat of the variety ‘Duma Odeska’ (5.63 t/ha) in the years 2022–2023 was achieved by surface stubble cultivation with the DUCAT-2.5 implement. Conclusions. According to the results of the conducted researches it was established that the stubble tillage with the rotary harvester DUCAT RST-6 immediately after the harvest of the preceding crop (winter barle) is the most favourable for the germination of carrion and weed seeds.","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139201399","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Productivity of sorghum [Sorghum bicolor (L.) Moench] and soryz (S. orysoidum) depending on methods of weed control 高粱的生产力[高粱双色(L.)]和soryz (S. orysodium),这取决于控制杂草的方法
Plant Varieties Studying and Protection Pub Date : 2023-09-20 DOI: 10.21498/2518-1017.19.3.2023.287641
L. A. Pravdyva, O. M. Hanzhenko, H. S. Honcharuk
{"title":"Productivity of sorghum [Sorghum bicolor (L.) Moench] and soryz (S. orysoidum) depending on methods of weed control","authors":"L. A. Pravdyva, O. M. Hanzhenko, H. S. Honcharuk","doi":"10.21498/2518-1017.19.3.2023.287641","DOIUrl":"https://doi.org/10.21498/2518-1017.19.3.2023.287641","url":null,"abstract":"Purpose. To establish the effectiveness of methods of controlling the number of weeds on the energy productivity of sorghum and soryz in the conditions of unstable moisture in the western part of the forest­steppe of Ukraine. Methods. Field, laboratory, mathematical and statistical methods were used in the experiments. Thus, field research consists of studying the biological and ecological characteristics of growth, productivity and quality of the crop, including observation, recording of conditions and results. The purpose of the laboratory method is to identify the relationship between the plant and the environment (soil) through their analysis. Mathematical and statistical methods are used to process experimental data in order to increase the validity of the results. Results. Over the years of research, the species and quantitative composition of weeds in crops of sorghum and soryz was established. The highest efficiency of weed control was observed in the variant with manual wee­ding – 95.0–97.0%, with chemical treatment – 82.0–83.0%, with mechanical treatment – 78.6–88.5%. On the other hand, in the control variant (no maintenance), weediness increased by 10.3–13.9%. The lowest grain and biomass yields in the varieties ‘Dniprovskyi 39’ (2.35 and 22.23 t/ha) and ‘Samaran 6’ (2.50 and 22.7 t/ha) were obtained in the weeded variant (control); slightly higher for the mechanical treatment. The use of a chemical control method helped to increase the yield to 3.40 t/ha of grain and 29.07 t/ha of biomass in sorghum and 2.80 t/ha of grain and 27.73 t/ha of biomass in soryz; manual weeding – up to 3.90 t/ha of grain and 32.13 t/ha of biomass in sorghum and 3.50 t/ha of grain and 30.63 t/ha of biomass in soriz. Conclusions. The highest estimated yields of bioethanol and solid biofuel per unit area were obtained by manual weeding in the cultivation of sorghum (1.29 and 9.16 t/ha) and soryz (1.16 and 9.09 t/ha). The total energy output was 181.62 and 177.02 GJ/ha respectively. In other versions of the experiment, the noted indicators were lower. Correlation regression analysis of the data showed a strong correlation between grain productivity and bioethanol output, solid biofuel yield and output, grain productivity and energy output from bioethanol, biomass yield and energy output from solid biofuel. The correlation coefficient ranged from 0.87 to 0.99 and the coefficient of determination ranged from 0.78 to 0.99.","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136378964","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of breeding material on the basis of morphological and cytological characteristics of the reproductive organs of plants of the genus Miscanthus 根据芒草属植物生殖器官形态和细胞学特征评价育种材料
Plant Varieties Studying and Protection Pub Date : 2023-09-20 DOI: 10.21498/2518-1017.19.3.2023.287638
S. O. Lashuk
{"title":"Evaluation of breeding material on the basis of morphological and cytological characteristics of the reproductive organs of plants of the genus Miscanthus","authors":"S. O. Lashuk","doi":"10.21498/2518-1017.19.3.2023.287638","DOIUrl":"https://doi.org/10.21498/2518-1017.19.3.2023.287638","url":null,"abstract":"Purpose. To study in vitro the morphological and cytological characteristics of anthers, pollen and pistils of plants of the genus Miscanthus. Methods. Preparations of pistils, unpollinated seed buds, anthers and pollen, unstained or stained with a solution of carmine (2%) in acetic acid (45%) or methylene blue solution, were examined by light microscopy. Measurements for plants of different Miscanthus species, as well as counting the number of pollen of different diameters, were made in ten replicates. Results. The morphologicaland cytological characteristics of the reproductive organs of M. sinensis, M. sacchariflorus and M. giganteus species were studied. It was found that the flower of this plant is monoecious, containing both stamens and a pistil. The color of the anthers is yellow or pinkish-yellow, their tissues consist of elongated cells 70–100 µm long. The pistil has a two-column ovary with long (2.0–2.8 mm) pinnate stigmas which vary in color from white to bright pink. The shape of the pistil feather is moderately branched; length – 160–300 µm; width – 20–30 µm; alternate position; the number of small branches is 10–15 pcs. The pollen of different Miscanthus species differ in qualitative and quantitative characteristics, in particular in M. sinensis and M. sacchariflorus it is characterized by a rounded shape, evenness and uniformity (43–48 µm in diameter), whereas in M. giganteus it is more heterogeneous in size (23–45 µm in diameter). The pollen has a rounded, decorated pore with a diameter of 2.7–4.0 µm. Conclusions. According to the results of the conducted research, the morphological and cytological characteristics of the reproductive organs of M. sinensis, M. sacchariflorus and M. giganteus, namely: pistils, anthers and pollen, were provided. The data obtained should be taken into account in future breeding for the production of di- and triploid Miscanthus hybrids.","PeriodicalId":53379,"journal":{"name":"Plant Varieties Studying and Protection","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-09-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136378967","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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