@article{liu_han_huang_2026, title={Orchard trunk recognition model based on improved YOLOv9}, volume={46}, ISSN={0100-6916}, url={https://doi.org/10.1590/1809-4430-Eng.Agric.v46e20250139/2026}, DOI={10.1590/1809-4430-Eng.Agric.v46e20250139/2026}, journal={Engenharia Agrícola}, publisher={Associação Brasileira de Engenharia Agrícola}, author={Liu, Jianzheng and Han, Jiangyi and Huang, Minghao}, year={2026}, pages={e20250139} }