WALAA, SK; RAGHEED, MHA; BASIM, MA; IDREES, HMSA; AHMED, FZA. Effect of poultry manure and spraying with urea on growth and yield parameters of local lettuce. Plant Science Today, [S. l.], 2026. DOI: 10.14719/pst.14186. Disponível em: https://horizonepublishing.com/journals/index.php/PST/article/view/14186. Acesso em: 20 apr. 2026.