Some occurrences of vesicular–arbuscular mycorrhiza in natural and disturbed ecosystems of the Red Desert

Some occurrences of vesicular–arbuscular mycorrhiza in natural and disturbed ecosystems of the Red Desert
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红色沙漠自然和受干扰生态系统中出现的一些囊泡-丛枝菌根

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发表时间:
1979
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通讯作者:
R. Miller
R. Miller
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作者:
R. Miller

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在怀俄明州红沙漠植被恢复区和未受干扰区的植物群落中,已经开始了关于泡囊丛枝菌根(VAM)发生的研究。结果表明,该地区自然环境中的植物大多数为菌根植物。在干扰网站,没有遇到菌根。感兴趣的未受干扰和干扰的社区是属于家庭藜科植物的优势。在每个社区中遇到的植物物种之间的主要差异与它们的繁殖策略以及植物是否具有VAM有关。在未受干扰的地点遇到的主要物种是Atriplex gardneri,At。confertifolia、绵毛驼绒藜、灰刺地肤、地肤和蠕状肉苁蓉,都具有菌根。在干扰地,鸭茅占优势,不具有VAM。本文还讨论了VAM在植物演替和繁殖策略中的作用。
Studies have been initiated on the occurrence of vesicular–arbuscular mycorrhiza (VAM) in plant communities of revegetated mine spoils and undisturbed areas of the Red Desert of Wyoming. It was found that the majority of plants in undisturbed environments in this area are mycorrhizal. On disturbed sites, no mycorrhiza were encountered. Of interest for both the undisturbed and disturbed communities was the predominance of plants belonging to the family Chenopodiaceae. The major difference between the plant species encountered in each community is associated with their reproductive strategy, as well as whether the plants possessed VAM. The major species encountered on undisturbed sites are Atriplex gardneri, At. confertifolia, Ceratoides lanata, Grayia spinosa, Kochia americana, and Sarcobatus vermiculatus, all possessing mycorrhiza. Halogeton glomeratus predominated in disturbed sites and did not possess VAM. The role of VAM in both succession and reproductive strategies of plants is also discussed.