Beckmannia syzigachne is a noxious weed for rice-wheat rotations in China.The B.syzigachne(AH-02)population evolved metabolic resistance to fenoxaprop-P-ethyl and mesosulfuron-methyl.To investigate the function of GT7...Beckmannia syzigachne is a noxious weed for rice-wheat rotations in China.The B.syzigachne(AH-02)population evolved metabolic resistance to fenoxaprop-P-ethyl and mesosulfuron-methyl.To investigate the function of GT73C1 in this population,the GT73C1 gene was amplified by reverse transcription-polymerase chain reaction,and the sequence was 100%consistent with the transcriptome data.Its phylogenetic tree was displayed and annotated using FigTree v1.4.4.The plant overexpression vector of GT73C1 gene was constructed and used to transform Brachypodium distachyon plants.Furthermore,the expression of GT73C1 was significantly induced by fenoxaprop-P-ethyl and mesosulfuron-methyl,which was consistent with the findings from the whole plant bioassay.These results indicate that GT73C1 is closely related to the metabolic resistance of B.distachyon.展开更多
Dear Editor,American sloughgrass(Beckmannia syzigachne[Steud.]Fernald)(2n=14)(Amosova et al.,2019),a diploid species within the Poaceae family,exhibits both annual and perennial life cycles and is self-pollinating.It ...Dear Editor,American sloughgrass(Beckmannia syzigachne[Steud.]Fernald)(2n=14)(Amosova et al.,2019),a diploid species within the Poaceae family,exhibits both annual and perennial life cycles and is self-pollinating.It is widely distributed throughout Eastern Asia,Western Europe,and North America(https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:30332-2),playing a crucial role in both natural ecosystems and agricultural settings.B.syzigachne is important for wetland restoration and erosion control but also poses significant challenges as a weed in agricultural systems,particularly in rice–wheat and rice–rapeseed double-cropping systems(Qu et al.,2021).Understanding the genetic elements underpinning B.syzigachne’s adaptation to diverse environments is crucial for studying traits like herbicide resistance and stress tolerance,which are key to enhancing agricultural efficiency and promoting sustainable cropping practices.However,the lack of a reference genome has impeded progress in this area.More broadly,the International Weed Genomics Consortium is advancing genomic tools to advance sustainable weed control and provide insights into stress tolerance,potentially benefiting crop breeding(Montgomery et al.,2024).展开更多
基金Scientific Research Foundation for Ph.D.Programs of Zaozhuang University(21/1020708)Science and Technology Program of Zaozhuang(2020NS20)+1 种基金Project of Shandong Province Higher Educational Science and Technology Program(J18KA134)Shandong Provincial Natural Science Foundation(ZR2019PC011).
文摘Beckmannia syzigachne is a noxious weed for rice-wheat rotations in China.The B.syzigachne(AH-02)population evolved metabolic resistance to fenoxaprop-P-ethyl and mesosulfuron-methyl.To investigate the function of GT73C1 in this population,the GT73C1 gene was amplified by reverse transcription-polymerase chain reaction,and the sequence was 100%consistent with the transcriptome data.Its phylogenetic tree was displayed and annotated using FigTree v1.4.4.The plant overexpression vector of GT73C1 gene was constructed and used to transform Brachypodium distachyon plants.Furthermore,the expression of GT73C1 was significantly induced by fenoxaprop-P-ethyl and mesosulfuron-methyl,which was consistent with the findings from the whole plant bioassay.These results indicate that GT73C1 is closely related to the metabolic resistance of B.distachyon.
基金supported by the Zhejiang Provincial Natural Science Foundation of China under grant no.LR24C130001the Department of Science and Technology of Zhejiang Province(2022C02032).
文摘Dear Editor,American sloughgrass(Beckmannia syzigachne[Steud.]Fernald)(2n=14)(Amosova et al.,2019),a diploid species within the Poaceae family,exhibits both annual and perennial life cycles and is self-pollinating.It is widely distributed throughout Eastern Asia,Western Europe,and North America(https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:30332-2),playing a crucial role in both natural ecosystems and agricultural settings.B.syzigachne is important for wetland restoration and erosion control but also poses significant challenges as a weed in agricultural systems,particularly in rice–wheat and rice–rapeseed double-cropping systems(Qu et al.,2021).Understanding the genetic elements underpinning B.syzigachne’s adaptation to diverse environments is crucial for studying traits like herbicide resistance and stress tolerance,which are key to enhancing agricultural efficiency and promoting sustainable cropping practices.However,the lack of a reference genome has impeded progress in this area.More broadly,the International Weed Genomics Consortium is advancing genomic tools to advance sustainable weed control and provide insights into stress tolerance,potentially benefiting crop breeding(Montgomery et al.,2024).
