Maraschin, M., Koller, O. C., & da Silva, A. L. (1992). Effect of the pruning time and application of calcium cyanamide on the dormancy breaking and productivity of cv. Niágara Branca. Pesquisa Agropecuaria Brasileira, 27(3), 455–462. https://doi.org/10.1590/S1678-3921.pab1992.v27.3669