2026-10-12T01:53:34Z https://www.scidb.cn/oai

10.57760/sciencedb.17809 2025-01-20T14:02:52Z

2025-01-20 Relationship between secondary metabolites and ecological suitability zones for Eucommia Ulmoides doi:10.57760/sciencedb.17809 en Bark samples from 10-year-old EU trees were collected in 21 counties and districts in central China with a long history of EU production during mid to late June 2020. Three healthy EU trees were selected at each site and the bark was harvested using a ring-barking method at a height of 1.5 m above the ground.  secondary metabolites; ecological suitability zones; Eucommia Ulmoides Zhuoting Gan PUBLIC https://creativecommons.org/licenses/by/4.0/ dataset http://www.doi.org/10.1371/journal.pone.0317368 Science Data Bank