Strength analysis and modal analysis for the load-bearing structure of the equipment for opening and compartmentalizing watering furrows, using 1DPetru Cardei, Raluca Sfiru, Marius Oprescu, Vergil Muraru and Cornelia MuraruE3S Web Conf., 286 (2021) 03008DOI: https://doi.org/10.1051/e3sconf/202128603008