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Agriculture and the Disruption of Plant-Microbial Symbiosis.
Trends in Ecology & Evolution ( IF 16.7 ) Pub Date : 2020-03-10 , DOI: 10.1016/j.tree.2020.01.006
Stephanie S Porter 1 , Joel L Sachs 2
Affiliation  

Domestication has transformed hundreds of wild plant species into productive cultivars for human utility. However, cultivation practices and intense artificial selection for yield may entail a hidden cost: the disruption of interactions between plants and beneficial microbiota. Here, we synthesize theory predicting that evolutionary trade-offs, genetic costs, and relaxed selection disrupt plant-microbial symbiosis under domestication, and review the wealth of new data interrogating these predictions in crops. We describe the agronomic practices, ecological scenarios, and genomic attributes that can result in the disruption of symbiosis, and highlight new work probing its molecular basis. To improve agricultural output and sustainability, research should develop breeding methods to optimize symbiotic outcomes in crop species.

中文翻译:

农业与植物-微生物共生的破坏。

驯化已将数百种野生植物物种转化为人类实用的高产栽培品种。然而,耕作方式和对产量的严格人工选择可能带来隐性成本:植物与有益菌群之间相互作用的破坏。在这里,我们综合了理论,预测进化权衡,遗传成本和宽松的选择会破坏驯化条件下的植物-微生物共生关系,并审查大量质疑这些预测的新数据。我们描述了可能导致共生破坏的农艺实践,生态场景和基因组属性,并着重探讨了其分子基础的新工作。为了提高农业产量和可持续性,研究应开发育种方法以优化作物物种的共生结果。
更新日期:2020-03-10
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