Seed germination and antioxidant enzyme activity in seedlings of diploid and tetraploid bahiagrass under water restriction oleh Gabriel Streck Bortolin, Alfredo José Salinas-Arcienega, Yutcelia Carolina Galviz-Fajardo, Luciano do Amarante, Carlos Eduardo da Silva Pedroso, João Carlos Pinto Oliveira, Mauricio Marini Köpp, Andrea Bicca Noguez Martins, Lilian Vanussa Madruga de Tunes