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Vulpia myuros, an increasing threat for agriculture
Weed Research ( IF 2.2 ) Pub Date : 2020-11-23 , DOI: 10.1111/wre.12456
Lucie Büchi 1 , Stéphane Cordeau 2 , Richard Hull 3 , Jonne Rodenburg 1
Affiliation  

Vulpia myuros is an annual grass species of Mediterranean origin, which has achieved a global distribution. It is a fast‐growing species, with high colonisation and competitive abilities. This species is considered an invasive weed in most countries where it has been introduced, with highly negative economic impact where it now dominates. It is increasingly found to be a problematic weed in winter cereals, especially in no‐till and reduced tillage systems, across Europe, United States and Australia. Seeds of V. myuros have reduced germination potential when buried. However, where tillage interventions are reduced, ideal conditions for V. myuros are created. Minimum and no tillage practices are increasing worldwide, with a concomitant increase in the spread and abundance of V. myuros. Effectiveness of herbicides is mostly suboptimal, in particular for well‐established populations forming dense swards, even though no herbicide resistance has yet been identified. An integrated management approach, increasing crop diversification combined with management adaptations, possibly including herbicides is suggested as an effective control strategy. Despite increasing research on V. myuros, more information is needed to optimise the management of this weed. Based on the species’ Mediterranean origins and adaptation to warm and dry environments, an increase of its global importance may be expected with climate changes. It is thus paramount to increase the awareness around this species, improve its identification in the field and monitor its spread before it becomes a concern of similar magnitude to grass weeds like Alopecurus myosuroides or Lolium rigidum.

中文翻译:

Vulpia myuros,对农业的威胁越来越大

Vulpia myuros是地中海起源的一年生草种,已经实现了全球分布。它是一个快速成长的物种,具有很高的定殖和竞争能力。在引入该物种的大多数国家中,该物种被认为是一种入侵性杂草,在目前占主导地位的国家,其经济影响非常严重。在欧洲,美国和澳大利亚,冬季谷物尤其是免耕和减耕系统中的杂草问题越来越多。种子五myuros埋葬时已经降低发芽势。但是,在减少耕种干预的情况下,黑斑病菌的理想条件被创建。在世界范围内,越来越少的耕作和无耕种实践正在增加,同时,欧洲黑斑病菌的传播和数量也随之增加。除草剂的有效性大多不是最佳选择,特别是对于形成密集草皮的成熟人群,尽管尚未发现除草剂的抗药性。建议采用一种综合管理方法,增加作物多样化并结合管理适应措施(可能包括除草剂)作为有效的控制策略。尽管对V. myuros的研究有所增加,需要更多信息来优化该杂草的管理。基于该物种的地中海起源和对温暖干燥环境的适应性,随着气候变化,其全球重要性可能会增加。因此,最重要的是要提高人们对该物种的认识,提高其在野外的识别能力,并监测其传播,直到它成为与草类杂草(Alopecurus myosuroides硬质黑麦草)类似的杂草。
更新日期:2021-01-26
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