EFFECTS OF DIFFERENT EARTHWORM EXTRACT CONCENTRATIONS ON THE GROWTH AND YIELD OF CHINESE CABBAGE (Brassica pekinensis) UNDER FIELD CONDITIONS. TRA VINH UNIVERSITY JOURNAL OF SCIENCE, [S. l.], v. 16, n. 2, 2026. DOI: 10.35382/tvujs.16.2.2026.161. Disponível em: https://journal.tvu.edu.vn/index.php/journal/article/view/161. Acesso em: 26 aug. 2026.