ORIGINAL RESEARCH article

Front. Plant Sci.

Sec. Sustainable and Intelligent Phytoprotection

Volume 16 - 2025 | doi: 10.3389/fpls.2025.1561026

Assessment of Chinese suitable habitats of Amomum tsao-ko in different climatic conditions

Provisionally accepted
Tianyu  GuoTianyu Guo1Daju  ChenDaju Chen2Qing  YangQing Yang2Xiaoyu  WangXiaoyu Wang1Qi-Qing  ChengQi-Qing Cheng1Shi  WangShi Wang1Mingli  HuMingli Hu1*
  • 1Hubei University of Science and Technology, Xianning, Hubei, China
  • 2Wenshan Academy of Agricultural Sciences, Yunnan, China

The final, formatted version of the article will be published soon.

Amomum tsao-ko Crevost et Lemaire is not only a traditional Chinese medicine but also a significant cash crop in the border regions of southwest China. However, challenges pertaining to its growing environment, yield, and overall quality have considerably impeded its development. This paper investigates the responses of A. tsao-ko to climatic challenges, aiming to contribute to the long-term stability and sustainability of the industry. The MaxEnt model, combined with ArcGIS software, was utilized to analyze key environmental factors and predict potential suitable habitats for A. tsao-ko under various climatic conditions. Furthermore, the volatile oils in A. tsao-ko samples from highsuitable habitats were analyzed using gas chromatography-mass spectrometry (GC-MS). The results indicated that Bio04 (Temperature seasonality (standard deviation * 100)), Bio17 (Driest quarterly precipitation), and Bio12 (Precipitation of the wettest month) were the primary environmental factors influencing the distribution of A. tsao-ko. Under future climatic scenarios, it is expected to gradually adapt to new environmental conditions, with suitable habitats progressively shifting northward. The volatile oil extraction and GC-MS analysis revealed that the sample from Xishuangbanna (S8) exhibited not only the highest extraction rate (32.6 μL/g) but also the highest relative content of terpenes, particularly eucalyptol (29.26%). This specimen is regarded as a source of high-quality production that fulfills the criteria outlined in the Chinese Pharmacopoeia. The results show that Xishuangbanna can be used as a high-quality production area for A. tsao-ko planting, and large-scale artificial planting can be carried out to realize the sustainable development of A. tsao-ko industry and ecology.

Keywords: Environmental factor, species distribution, Potential habitat, volatile oil, Amomum tsao-ko

Received: 15 Jan 2025; Accepted: 11 Apr 2025.

Copyright: © 2025 Guo, Chen, Yang, Wang, Cheng, Wang and Hu. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

* Correspondence: Mingli Hu, Hubei University of Science and Technology, Xianning, 050091, Hubei, China

Disclaimer: All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers. Any product that may be evaluated in this article or claim that may be made by its manufacturer is not guaranteed or endorsed by the publisher.

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