Oliveira MVM, Cunha JPB, Oliveira RTC, de Barros MM, Costa AG. Development and validation of a prototype of a manual intra-row mechanical weeder in vegetable beds. Span. j. agric. res. [Internet]. 2026Jan.20 [cited 2026Jul.31];23(2):21169. Available from: https://sjar.revistas.csic.es/index.php/sjar/article/view/21169