Almeida, Maxwell Merçon Tezolin Barros, Alice Teodorio Lixa, Edmilson Evangelista da Silva, Pedro Henrique Sabadin de Azevedo, Helvécio De-Polli, and Raul de Lucena Duarte Ribeiro. “Legume Fertilizers As Alternative Sources of Nitrogen for Organic Lettuce Production”. Pesquisa Agropecuaria Brasileira 43, no. 6 (October 23, 2008): 675–682. Accessed November 11, 2025. https://apct.sede.embrapa.br/pab/article/view/296.