The penetrating resistances of the bionic ridgers and traditional ridger were tested at different speeds in an indoor soil bin.
Jianqiao Li, Yunpeng Yan, Benard Chirende, Xuejiao Wu, Zhaoliang Wang, Meng Zou 2017, 'Bionic Design for Reducing Adhesive Resistance of the Ridger Inspired by a Boar'sHead', Applied Bionics and Biomechanicshttp://dx.doi.org/10.1155/2017/8315972. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This indicates that using both the mouldboard and tie-ridger can bring additional benefit to the farming community.
Mulubrehan Kifle, Gebremariam Yaebiyo Dimtsu, Tesfay Gebretsadikan 2018, 'Evaluation of the effect of mouldboard plow and tied-ridger on wheat productivityin Atsibi and Ganta Afeshum districts, Ethiopia', Advances in Agricultural Scienceshttp://aaasjournal.org/submission/index.php/aaas/article/view/71. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
In this paper, the boar's head was selected as the biological prototype for developing a new ridger.
Jianqiao Li, Yunpeng Yan, Benard Chirende, Xuejiao Wu, Zhaoliang Wang, Meng Zou 2017, 'Bionic Design for Reducing Adhesive Resistance of the Ridger Inspired by a Boar'sHead', Applied Bionics and Biomechanicshttp://dx.doi.org/10.1155/2017/8315972. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)