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  • Open Access

    ARTICLE

    Comparative Transcriptome Analysis of Seed Germination of a Cotton Variety with High Tolerance to Low Temperature

    Genhai Hu1,*, Maoni Chao1, Xiuren Zhou2, Yuanzhi Fu2

    Phyton-International Journal of Experimental Botany, Vol.92, No.9, pp. 2535-2554, 2023, DOI:10.32604/phyton.2023.030163

    Abstract Gossypium hirsutum L. is an important cash crop native to the subtropics and is widely cultivated around the world. Low temperature is an important stress that seriously affects seed germination and emergence during planting. In this study, transcriptomic profiles of low-temperature- and normal-temperature-germinated seeds of Xinluzao 25, a variety with low-temperature tolerance and high germination rates, were analyzed and compared. The following results were obtained. (1) A total of 81.06 Gb of clean data were obtained after transcriptome sequencing and assembly, and 76,931 non-redundant Unigene sequences were obtained after data consolidation and concatenation; of these, 69,883 Unigene sequences were annotated.… More >

  • Open Access

    ARTICLE

    Introgression of Drought Tolerance into Elite Basmati Rice Variety through Marker-Assisted Backcrossing

    Muhammad Sabar1,2,#, Shahzad Amir Naveed1,3,4,#,*, Shahid Masood Shah5, Abdul Rehman Khan5, Muhammad Musaddiq Shah6, Tahir Awan1, Muhammad Ramzan Khan3, Zaheer Abbas3, Muhammad Arif1,7,*

    Phyton-International Journal of Experimental Botany, Vol.92, No.5, pp. 1421-1438, 2023, DOI:10.32604/phyton.2023.025801

    Abstract Drought is one of the major abiotic threat to rice production in the context of climate change. Super Basmati is an elite, fine grain basmati rice variety grown in Punjab, Pakistan. Due to drought sensitive in nature, its yield has been facing an alarming situation in production because of gradual decrease in irrigated water for a couple of years. Three reported novel QTLs for drought tolerance were selected for incorporation into Super Basmati by employing marker assisted selection strategy. IR55419-04 with novel QTLs was used as a donor parent. Foreground selection was performed by applying PCR based QTL linked SSR… More >

  • Open Access

    ARTICLE

    Improvement of Early Maturing and Climate Resilient Chickpea (Cicer arietinum L.) Cultivars Suitable for Multiple Environments in Bangladesh

    Md. Aktar-Uz-Zaman1, Md. Ariful Islam2, Md. Shahin Iqbal1, Md. Jahangir Alam1, Debashish Sarkar1, Bander Albogami3, Ahmed Gaber3, Akbar Hossain4,*

    Phyton-International Journal of Experimental Botany, Vol.92, No.3, pp. 883-899, 2023, DOI:10.32604/phyton.2023.025022

    Abstract Ensuring food security for the rapidly increasing population and changing climatic scenarios are requisites for exploiting the genetic divergence of food crops. A study was undertaken to sort out an early maturing chickpea variety for fitting easily between rice-rice cropping systems in the Eastern Indo-Gangetic Plain of Bangladesh. The trial was comprised of eight elite lines of chickpea and executed at various localities in Bangladesh from 2014– 15 to 2017–18. The result explored the chickpea genotype, BARI Chola-11 remained superior to the rest of the elite genotypes for having a short maturity period (100–106 days), and lesser days to 50%… More >

  • Open Access

    REVIEW

    Genetic Improvement in Juglans mandshurica and Its Uses in China: Current Status and Future Prospects

    Shikai Zhang1,2, Wang Zhan3, Heng Zhang1,2, Shuanglin Song3, Xibin Qu3, Jiayi Wang3, Mulualem Tigabu4, Xiang Li1,2, Qinhui Zhang1,2, Minghui Zhao1,2, Huanzhen Liu2,*, Xiyang Zhao1,2,*

    Phyton-International Journal of Experimental Botany, Vol.91, No.3, pp. 489-505, 2022, DOI:10.32604/phyton.2022.018321

    Abstract Juglans mandshurica is an economically and ecologically valuable species that is used for various construction purposes, making luxurious furniture, as food and sources of medicinal substances and landscaping because of its excellent wood, edible fruits and rich in various types of chemical compounds. In the past few decades, several genetic improvements of J. mandshurica were made, with a focus on the selection of improved varieties and on breeding technology. Many elite provenances and families were selected based on growth traits or wood properties. In recent years, with the increasing demand for high-quality seedlings in Chinese forestry production, the breeding goals… More >

  • Open Access

    ARTICLE

    Study on the Status of Urbanization Development and the Change of Cultivated Land Area in Nanjing

    Wenzheng Yu1,*, Jing Liu1, Mengyue Zhu2, Youzhi Yuan2

    Journal of Quantum Computing, Vol.2, No.3, pp. 129-135, 2020, DOI:10.32604/jqc.2020.09222

    Abstract The urbanization rate of Nanjing has increased in the past 55 years. Its development process can be roughly divided into the reverse urbanization phase, the stagnant development phase, the recovery development phase, the steady development phase, and the accelerated development phase. The area of cultivated land has a decreasing trend at each stage. In 1971 and beyond, urbanization development had a significant negative effect on the area of cultivated land, and the coordination between the two was not high and there was a downward trend. More >

  • Open Access

    ARTICLE

    Amylose Content and Starch Granule Size in Rice Grains are Affected By Growing Season

    Hengdong Zhang1, Min Huang1,*, YingjuanWei2, Jiana Chen1, Shuanglü Shan1, Fangbo Cao1, Guanghui Chen1, Yingbin Zou1

    Phyton-International Journal of Experimental Botany, Vol.88, No.4, pp. 403-412, 2019, DOI:10.32604/phyton.2019.07371

    Abstract Amylose content and starch granule size in grains influence rice quality, which differs between the early (ES) and late season (LS). The objective of this study was to determine the variation of amylose content and starch granule size between seasons and find the main reasons (e.g., temperature and solar radiation) for the observed variation. Field experiments with six rice varieties (three high and three low amylose content rice) planted in the ES and LS were conducted in 2016 and 2017, respectively. The mean temperatures during the filling stage were higher in ES, however, the daily temperatures at 7-10 days after… More >

  • Open Access

    ARTICLE

    Variety responses to vernalization and photoperiod in double purpose wheat varieties

    Morant AE, HD Merchán, EE Lutz

    Phyton-International Journal of Experimental Botany, Vol.80, pp. 113-117, 2011, DOI:10.32604/phyton.2011.80.113

    Abstract The wheat vernalization response is controlled by three recessive alleles identified and located, that allows to characterize varieties through genetic analysis. However, it is unknown whether the same genetic constitution at a loci scale in different varieties implies the same (1) requirement of cold hours, and (2) interaction with the photoperiod for induction. Therefore, we conducted an experiment with varieties carrying the alleles (vrn-A1, vrn-B1 vrn-D1), extreme condition of vernalization requirements, to compare the duration of the vegetative phase under different photoperiods. The study was conducted in a greenhouse with four varieties of double purpose wheat. The treatments were 8,… More >

  • Open Access

    ARTICLE

    Relative susceptibility to blackpoint in durum wheat varieties of Argentina

    Miravalles1 M, V Beaufort2, F Möckel1

    Phyton-International Journal of Experimental Botany, Vol.77, pp. 263-273, 2008, DOI:10.32604/phyton.2008.77.263

    Abstract Blackpoint incidence was assessed on grain from six durum wheat (Triticum durum Desf.) varieties grown during crop season 2004-05 at four sites, in the traditional durum wheat growing region of Argentina. Broad differences in grain discolouration were detected among sites and varieties, together with significant variety x site interactions. Among varieties, those with lower thousand grain weight and higher widthto- length ratio (proportionally shorter grains) showed less susceptibility to this disease than heavy/large grain varieties. Differences among sites in the levels of blackpoint incidence were also related to the physical attributes of grains revealing the strong influence of the environment… More >

  • Open Access

    ARTICLE

    Genetic stability of a synthetic variety

    Rodríguez-Pérez JE, J Sahagún-Castellanos, JL Escalante-González, JJ López-Reynoso, C V illanueva-Verduzco

    Phyton-International Journal of Experimental Botany, Vol.86, pp. 224-227, 2017, DOI:10.32604/phyton.2017.86.224

    Abstract Synthetic varieties (SVs) have been assumed to be genetically stable populations through generations. However, it has been recognized that the randomness of the genetic mechanism, the presence of parents with heterozygous genotypes, and the finite sample sizes of the individuals that represent each parent of a SV may cause gene loss, which may make it difficult to obtain the expected genotypic array of a given SV. To study this issue, the number of non-identical by descent (NIBD) genes in the sample of m plants of each parental line was considered as a random variable (Ym). The objectives were: (1) to… More >

  • Open Access

    ABSTRACT

    3D Profile variety Measurement of Pectoral Fin in Fish Fast start

    Jiang Ming, He Xiaoyuan

    The International Conference on Computational & Experimental Engineering and Sciences, Vol.20, No.4, pp. 111-112, 2011, DOI:10.3970/icces.2011.020.111

    Abstract Fast-starts are brief, sudden accelerations used by fish during predator-prey encounters. In this paper, a three-dimensional (3D) test and analysis method is critical to understand the function of the pectoral fin during maneuvers. An experiment method based on Fourier Transform Profilometry for 3D pectoral fin profile variety during fish maneuvers is proposed. This method was used in a carp fast-start during prey. Projecting the moirAC fringes onto a carp pectoral fin it will produce the deformed fringe patterns contain 3D information. A high speed camera captures these time-sequence images. By Fourier transform, filter, inverse Fourier transform and unwrap these phase… More >

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