Silva EMNC de P, Ferreira RLF, Ribeiro AMA de S, Araújo Neto SE, Kusdra JF. Agronomic performance of organic lettuce crop influenced by shading, planting times, and tillage, in the state of Acre, Brazil. PAB [Internet]. 2015 Jun. 2 [cited 2025 Dec. 15];50(6):468-74. Available from: https://apct.sede.embrapa.br/pab/article/view/19640