MASHEVA, S.; VELKOV, N.; VALCHEV, N. Synergism between soil and leaf plant protection products in greenhouse cucumbers and their effect on yield and phytosanitary status. Bulgarian Journal of Agricultural Science, Sofia, BG, v. 19, n. 5, p. 989–994, 2013. Disponível em: https://agriacad.eu/ojs/index.php/bjas/article/view/6072.. Acesso em: 12 nov. 2026.