For the first time, work was carried out on the vegetative reproduction of <i><span style="font-family:Verdana;">Weigela florida </span></i><span style="font-family:Verdana;&q...For the first time, work was carried out on the vegetative reproduction of <i><span style="font-family:Verdana;">Weigela florida </span></i><span style="font-family:Verdana;">f.</span><i> </i><span style="font-family:Verdana;">“</span><i><span style="font-family:Verdana;">Bristol Rubru</span></i><span style="font-family:Verdana;">” (Caprifoliaceae) was introduced into the Tashkent Botanical Garden (Uzbekistan) through green branches. As a result of the research conducted, it was noted that the vegetative reproduction possibil</span><span><span style="font-family:Verdana;">ities of the “</span><i><span style="font-family:Verdana;">Bristol Ruby</span></i><span style="font-family:Verdana;">” form of </span><i><span style="font-family:Verdana;">Weigela florida</span></i><span style="font-family:Verdana;"> were high. W</span></span><span style="font-family:Verdana;">hen placed on stimulants of two types (kornevin, heteroauxin), it became known that kornevin stimulants are effective in taking root. It was found that the effective way to multiply this form by green branches in a vegetative way—when placed on the stimulator of kornevin from the middle part of the rod, the indicators of root extraction of the cuttings were 93.3%, which is more effective than other options. When vegetative reproduction of this decorative form, it is recommended that the seedlings come to the standard state in 3 - 4 years and the root extraction indicators are high—this is its use as the second row shrubs in the case of growing on strongly saline soils in the conditions of Uzbekistan. The cultivation of green cuttings of the form in the fog showed that they are more effective than in the open ground.</span>展开更多
目的:研究接骨木根皮(roots of Sambucus williamsii Hance)的化学成分。方法:采用反复的柱色谱和HPLC等分离手段,对接骨木根皮乙醇提取物进行分离,并通过核磁共振谱和质谱等波谱数据对其结构进行鉴定。结果与结论:从接骨木根皮中分离得...目的:研究接骨木根皮(roots of Sambucus williamsii Hance)的化学成分。方法:采用反复的柱色谱和HPLC等分离手段,对接骨木根皮乙醇提取物进行分离,并通过核磁共振谱和质谱等波谱数据对其结构进行鉴定。结果与结论:从接骨木根皮中分离得到6个化合物,分别鉴定为α-莫诺苷(α-morroniside,1),β-莫诺苷(β-morroniside,2),山栀子苷A(Caryoptoside,3),(7S,8R)-4,9,9'-三羟基-3,3'-二甲氧基-7,8-二氢苯骈呋喃-1'-丙醇基新木脂素((7S,8R)-4,9,9'-trihydroxy-3,3'-dimethoxy-7,8-dihydrobenzofuran-1'-propanolneolignan,4),Ligstroside(5),β-谷甾醇(6)。展开更多
Plants of the Caprifoliaceae family are widely cultivated worldwide as ornamental plants owing to their numerous,sweet-smelling,beautiful flowers and fruits.Heptacodium miconioides Rehd.,a member of the family,is ende...Plants of the Caprifoliaceae family are widely cultivated worldwide as ornamental plants owing to their numerous,sweet-smelling,beautiful flowers and fruits.Heptacodium miconioides Rehd.,a member of the family,is endemic to eastern China and is cultivated as a popular ornamental plant in North America and European countries.It has a rather novel and beautiful trait of high horticultural value,that is,its sepals persist and enlarge,turning purplish red.Here,we report the chromosome-level genome assembly of H.miconioides to understand its evolution and floral characteristics.The 622.28 Mb assembled genome harbored a shared whole-genome duplication with a related species,Lonicera japonica.Comparative genomic analysis suggested that chromosome fission events following genome duplication underlie the unusual chromosome number of these two species,as well as chromosome fission of another five chromosomes in H.miconioides,giving rise to a haploid chromosome number of 14(versus 9 in L.japonica).In addition,based on transcriptome and chloroplast genome analysis of 17 representative species in the Caprifoliaceae,we assumed that large structural variations in the chromosomes of H.miconioides were not caused by hybridization.Changes in the candidate genes of the MADS-box family were detected in the H.miconioides genome,including AP1-,AP3-,and SEPexpanded,which might underlie the sepal elongation and development in this species.The current findings provided a critical resource for genome evolution studies in Caprifoliaceae and it was an example of how multi-omics data can elucidate the regulation of important ornamental traits.展开更多
文摘For the first time, work was carried out on the vegetative reproduction of <i><span style="font-family:Verdana;">Weigela florida </span></i><span style="font-family:Verdana;">f.</span><i> </i><span style="font-family:Verdana;">“</span><i><span style="font-family:Verdana;">Bristol Rubru</span></i><span style="font-family:Verdana;">” (Caprifoliaceae) was introduced into the Tashkent Botanical Garden (Uzbekistan) through green branches. As a result of the research conducted, it was noted that the vegetative reproduction possibil</span><span><span style="font-family:Verdana;">ities of the “</span><i><span style="font-family:Verdana;">Bristol Ruby</span></i><span style="font-family:Verdana;">” form of </span><i><span style="font-family:Verdana;">Weigela florida</span></i><span style="font-family:Verdana;"> were high. W</span></span><span style="font-family:Verdana;">hen placed on stimulants of two types (kornevin, heteroauxin), it became known that kornevin stimulants are effective in taking root. It was found that the effective way to multiply this form by green branches in a vegetative way—when placed on the stimulator of kornevin from the middle part of the rod, the indicators of root extraction of the cuttings were 93.3%, which is more effective than other options. When vegetative reproduction of this decorative form, it is recommended that the seedlings come to the standard state in 3 - 4 years and the root extraction indicators are high—this is its use as the second row shrubs in the case of growing on strongly saline soils in the conditions of Uzbekistan. The cultivation of green cuttings of the form in the fog showed that they are more effective than in the open ground.</span>
文摘目的:研究接骨木根皮(roots of Sambucus williamsii Hance)的化学成分。方法:采用反复的柱色谱和HPLC等分离手段,对接骨木根皮乙醇提取物进行分离,并通过核磁共振谱和质谱等波谱数据对其结构进行鉴定。结果与结论:从接骨木根皮中分离得到6个化合物,分别鉴定为α-莫诺苷(α-morroniside,1),β-莫诺苷(β-morroniside,2),山栀子苷A(Caryoptoside,3),(7S,8R)-4,9,9'-三羟基-3,3'-二甲氧基-7,8-二氢苯骈呋喃-1'-丙醇基新木脂素((7S,8R)-4,9,9'-trihydroxy-3,3'-dimethoxy-7,8-dihydrobenzofuran-1'-propanolneolignan,4),Ligstroside(5),β-谷甾醇(6)。
基金Supported by the State Key Basic Research and Development Plan of China, Grant No. G2000046806, the Key Project of Scientific and Technological Innovation of the Chinese Academy of Sciences, Grant No. KSCX2-SW-104, and the National Science Foundation of the United States, Grant No. DEB 0108536).
基金supported by grants from the Zhejiang Provincial Natural Science Foundation of China(Grant No.LTY22C030002)the National Natural Science Foundation of China(Grant No.32001113)the Zhejiang Provincial Natural Science Foundation of China(Grant No.LQ19C030001)。
文摘Plants of the Caprifoliaceae family are widely cultivated worldwide as ornamental plants owing to their numerous,sweet-smelling,beautiful flowers and fruits.Heptacodium miconioides Rehd.,a member of the family,is endemic to eastern China and is cultivated as a popular ornamental plant in North America and European countries.It has a rather novel and beautiful trait of high horticultural value,that is,its sepals persist and enlarge,turning purplish red.Here,we report the chromosome-level genome assembly of H.miconioides to understand its evolution and floral characteristics.The 622.28 Mb assembled genome harbored a shared whole-genome duplication with a related species,Lonicera japonica.Comparative genomic analysis suggested that chromosome fission events following genome duplication underlie the unusual chromosome number of these two species,as well as chromosome fission of another five chromosomes in H.miconioides,giving rise to a haploid chromosome number of 14(versus 9 in L.japonica).In addition,based on transcriptome and chloroplast genome analysis of 17 representative species in the Caprifoliaceae,we assumed that large structural variations in the chromosomes of H.miconioides were not caused by hybridization.Changes in the candidate genes of the MADS-box family were detected in the H.miconioides genome,including AP1-,AP3-,and SEPexpanded,which might underlie the sepal elongation and development in this species.The current findings provided a critical resource for genome evolution studies in Caprifoliaceae and it was an example of how multi-omics data can elucidate the regulation of important ornamental traits.
