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. 2025 Oct 7;16:1677883. doi: 10.3389/fpls.2025.1677883

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Copyright © 2025 Liu, Qiao, Qiang, Zhang, Tian, Gu and Chen.

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) and the copyright owner(s) 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.

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A series of histograms show the triaxial size distribution of imported soybeans and Ambrosia trifida L. seeds, displaying seed length, width, and thickness. Another set of histograms illustrates the two-axis size distribution of Ambrosia artemisiifolia L. seeds, focusing on seed length and cross-sectional diameter. Yellow bars represent frequency, and red lines indicate normal distribution curves. Each graph is labeled with millimeters on the x-axis and particle size distribution percentage on the y-axis. — Seed size and particle size distribution.