Agronomic performance and gaseous exchanges of the radish under saline stress and ascorbic acid application by Leal, Ygor Henrique, Vieira de Sousa, Leonardo, da Silva, Toshik Iarley, Gomes de Moura, Joana, Sousa Basílio, Ana Gabriela, Melo Filho, José Sebastião de, Gonçalves, Anderson Carlos de Melo, Dias, Thiago Jardelino