The blackberry, cv. Ébano, yield was evaluated during the growing seasons of 1992/93 and 1993/94, considering two plant densities: 3 x 1 m and 3 x 0.5 m. Although the yield varied between 1,786 and 2,900 kg.ha-1 there was no statistical difference concerning plant density. The yield of blackberry, at Jundiaí, State of São Paulo, Brazil, was concentrated during the period from the last fifteen-day of January through the first fifteen-day of February.
blackberry; Rubus spp.; plant density; yield
