Publisher Correction: Investigation of the performance of a cylindrical hopper and metering device of a carrot seeder

Affiliations

• ¹ Wrocław University of Environmental and Life Sciences, Department of Applied Bioeconomy, 25th Norwida Str., 51‑630, Wrocław, Poland. marvin.valentin@upwr.edu.pl.
• ² Associate Member, Engineering and Industrial Research, National Research Council of the Philippines, Department of Science and Technology, Taguig, Philippines. marvin.valentin@upwr.edu.pl.
• ³ Benguet State University, Km. 5, La Trinidad, 2601, Benguet, Philippines. marvin.valentin@upwr.edu.pl.
• ⁴ Wrocław University of Environmental and Life Sciences, Department of Applied Bioeconomy, 25th Norwida Str., 51‑630, Wrocław, Poland.
• ⁵ Department of Agricultural Engineering and Safety, Vytautas Magnus University, Agriculture Academy Studentu 15A, 53362, Akademija, Kaunas Reg., Lithuania.
• ⁶ Faculty of Agriculture, Department of Agricultural Machinery and Technologies Engineering, Akdeniz University, 07070, Antalya, Turkey.
• ⁷ Department of Agricultural and Biological Engineering, Pennsylvania State University, University Park Campus, State College, USA.
• ⁸ Department of Agricultural and Biosystems Engineering, College of Engineering, Central Luzon State University, Science City of Muñoz, Nueva Ecija, Philippines.