Bisognin, Dilson Antônio, Luis Velasquez, and Irvin Widders. 2005. “Cucumber Seedling Dependence on Cotyledonary Leaves for Early Growth”. Pesquisa Agropecuaria Brasileira 40 (6):531-39. https://doi.org/10.1590/S1678-3921.pab2005.v40.6990.