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作 者:马婧 赵世霞 李蔚 曾琳 MA Jing;ZHAO Shi-xia;LI Wei;ZENG Lin(Jinchang Institute of Agronomy,Jinchang 737100,Gansu)
出 处:《陇东学院学报》2025年第2期82-88,共7页Journal of Longdong University
基 金:金昌市市级科技计划项目“金昌市景观绿地园林植物种质资源调查保护及多样性结构分析”(2022NY011)。
摘 要:通过对甘肃省典型的工矿型城市金昌市开展系统的城区绿地调查,统计出城区绿地中常见的园林植物有66科183属272种;蔷薇科(Rosaceae)、菊科(Compositae)、唇形科(Labiatae)、豆科(Leguminosae)、禾本科(Gramineae)、木犀科(Oleaceae)、杨柳科(Salicaceae)为绿地中的优势科;应用频度≥10%的园林植物有39科71属96种。同时,在全面调查、摸清家底的基础上,对23个代表性城区绿地中的100个典型植物群落进行了多样性研究,结果表明,防护绿地的多样性指数最低;对各类型绿地的不同群落层次进行分析,乔木层的Margalef指数、Simpson指数、Shannon-weiner指数、Pielou指数明显高于灌木层。此外,就乡土植物的利用、园林植物引种驯化、绿地养护管理以及入侵植物防控等问题展开讨论并提出了建设性意见。This study conducted a systematic survey of urban green spaces in Jinchang,a typical industrial and mining city in Gansu Province.The study identified 66 families,183 genera,and 272 species of common landscape plants in Jinchang.The dominant families in the greenbelt include Rosaceae,Compositae,Labiatae,Leguminosae,Gramineae,Oleaceae,and Salicaceae.Additionally,there are 39 families,71 genera,and 96 species of landscape plants with an application frequency greater than or equal to 10%.Furthermore,the study investigated the diversity of 100 typical plant communities in 23 representative urban green spaces in Jinchang.The results indicated that the diversity index of protected green spaces was the lowest.Moreover,the Margalef index,Simpson index,Shannon-weiner index,and Pielou index were higher for tree layers compared to shrub layers.Lastly,the utilization of native plants,introduction and domestication of landscape plants,conservation management of green space,and prevention and control invasive plants were discussed along with suggestions being put forward for each aspect mentioned above.
分 类 号:S324[农业科学—作物遗传育种] S688[农业科学—农艺学]
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