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7篇 您的检索式:作者名="Songnan Yang"
    题名 作者 年代 出处 被引量
1A low-profile branched monopole laptop reconfigurable multiband antenna for wireless applications 显示文摘Zhang Chunna Yang Songnan E1-Ghazaly S 2009IEEE Antennas and Wireless Propagation Letters2009,8,:1
2A reconfigurable multiband patch antenna for wireless ap- plications using MEMS switches显示文摘Zhang Chunna Yang Songnan Pan H K 2009Microwave and Op- tical Technology Letters2009,51,8:1
3Reeonfigurable antenna for simultaneous multi-service wirelexs applications显示文摘Zhang Chunna Yang Songnan 2007Radio and Wireless Symposium2007,,7:1
4Frequency reconfigurable antennas for multiradio wireless platforms 显示文摘YANG Songnan ZHANG Chunna PAN Helen 2009IEEE Microwave Mag2009,10,1:1
5Combination of 6-Benzylaminopurine and Thidiazuron Promotes Highly Efficient Shoot Regeneration from Cotyledonary Node of Mature Peanut (Arachis hypogaea L.) Cultivars显示文摘Efficient in vitro plantlet regeneration is an important step to successfully transform genes for the improvement of agronomic traits.A combination of 6-benzylaminopurine(BAP)and thidiazuron(TDZ)plant growth regulators was applied to evaluate shoot regeneration capacity whereasα-naphthalene acetic acid(NAA)combination with 6-benzylaminopurine(BAP),and 2,4-dichlorophenoxyacetic acid(2,4-D)with 6-benzylaminopurine were tested to optimize root induction for two peanut cultivars.The result showed combination(BAP with TDZ)was found to be effective in promoting shoot.The highest shoot regeneration frequency(93%)was obtained on a medium supplemented with 4 mg/L BAP and 0.5 mg/L TDZ while an average regeneration frequency(87%)was achieved in a medium containing combinations of 2 mg/L BAP with 1 mg/L TDZ.The shooting rate increased for both cultivars as the concentrations of BAP increased and TDZ decreased.The highest rooting rate(93%)was obtained on a medium supplemented with 3.5 mg/L NAA with 2.5 mg/L BAP for both cultivars.The rooting rate increased as the concentration of auxin to cytokinin ratio increased.The maximum rooting rate(83%)was obtained on MS medium supplemented with 0.3 mg/L 2,4-D with 0.2 mg/L BAP for the cultivar N3.The result indicated that BAP with NAA was much better than BAP with 2,4-D in rooting rate.Thus,the protocol developed was genotype independent and effective for peanut tissue culture.Abraham Lamboro Xiao Han Songnan Yang Xueying Li Dan Yao Baixing Song Jun Zhang 2022Phyton-International Journal of Experimental Botany2022,91,12:0
6Evaluation of Beta-Lactam Antibiotics on the Regeneration of Peanut Plants and Their Inhibitory Effect on Agrobacterium Growth显示文摘The effect of beta-lactam antibiotics on shoot induction and plantlet regeneration from cotyledonary nodes was tested using two peanut cultivars.The culture media contained 4 mg/L 6-benzylaminopurine(BAP)as the main growth regulator.Various concentrations(100–600 mg/L)of cefotaxime,carbenicillin,and timentin were applied in the culture media.In all the tested media,there were no significant differences in the shoot induction as compared to the control.However,little phytotoxic effect was observed at higher concentrations of these antibiotics in the shoot elongation media.Under shoot elongation medium,shoots turned brownish and partly died at higher concentrations where shooting rates were not affected by the treatments.In cefotaxime,timentin,and carbenicillin-containing media,levels of antibiotics greater than 400,300,and 200 mg/L,respectively resulted in the brown coloration of plantlets.Moreover,the mean shoot number and shoot weight significantly decreased as their dosage increased.The results indicate that maximum levels of antibiotics have an adverse effect on the growth and development of peanuts.Also,cefotaxime(100–300 mg/L)and timentin(100–300 mg/L)will be sufficient in controlling Agrobacterium growth in the culture media with the least phytotoxic effect on the peanut plants.Abraham Lamboro Songnan Yang Xueying Li Dan Yao Jun Zhang 2023Phyton-International Journal of Experimental Botany2023,92,9:0
7Quantitative Trait Loci(QTL)Mapping and Marker Analysis of Fatty Acids in Peanut显示文摘Peanut,with high oil content,has been a major oil and food crop globally.The compositions of the fatty acids are the common factors in determining the oil quality.In the present study,an F2 segregated population with 140 individuals derived from the cross of Weihua8(a cultivar)and 12L49(a line with high oleic acid concentration)was used to construct a genetic map and conduct QTL mapping analysis.A total of 103 polymorphic SSR primers were utilized for genotyping the RILs and finally generating the SSR loci.Within the 103 SSR loci,a genetic linkage map,covering a total length of 3592.35 cM of the whole peanut genome,was constructed.Based on the genetic map,sixteen QTLs located on nine linkage groups related to peanut fatty acids were finally identified.Among them,four QTLs were detected associated with various traits simultaneously,which showed genetic stability in relation to fatty acids of peanut.Except for the QTLs for oleic acid,linoleic acid,and linolenic acid,three novel QTLs for arachidic acid and behenic acid were also detected.These QTLs might be helpful for further fine mapping analysis and marker-assisted selection of fatty acids in peanut.Xiao Han Songnan Yang Xueying Li Qiulin Wu Yongyi Xing Jun Zhang Fenglou Ling 2023Phyton-International Journal of Experimental Botany2023,92,9:0
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