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Sugarcane breeding: VII.evaluation of series 1977 IAC sugarcane clones, in dark red latosols, in Ribeirão Preto Region, State of São Paulo, Brazil

In order to study 16 sugarcane clones, obtained from hybridizations made in 1977, in Camamu, State of Bahia, it was carried out an experiment in Dark Red Latosols, at São Martinho Mill, Pradópolis, State of São Paulo, field trial was started in 1986, using a randomized complete block design with four replications. Statistical analysis was performed with four harvest means. It was evaluated cane and sugar yield (t/ha), sugar content (pol % cane), fiber % cane, number of stalks and flowering. According to these characteristics, in addition to the level of resistance to smut, studied comparatively to four varieties used as control, SP70-1143, IAC64-257, NA56-79 and IAC58-480, the clones IAC77-186, IAC77-51 and IAC77-192 showed to be new options to be studied for varietal management in similar environmental conditions.

sugarcane; Saccharum spp.; breeding; hybridization; clone evaluation


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