Utiliza？？o de diferentes tipos de estaca na produ？？o de mudas do porta-enxerto de videira, CV. IAC 572 'Jales'

this study aimed at evaluating different kinds of cutting with variable bud number on rooting, budding percentage and development of grapes scions stock cv. iac 572. a trial was carried out in a nursery at embrapa in petrolina, brazil, in a randomized design, with four replications and five treatments, with 25 cuttings each plot. the treatments are the following: 1) three bud ligneous cutting; 2) two bud ligneous cutting; 3) one bud ligneous cutting; 4)two bud herbaceous cutting and 5) one bud herbaceous cutting. at 60 days after planting, three bud ligneous cutting presented the greatest percentages of rooting (99%) and budding (99%) and best development of shoots and roots. however, these results are not significantly different (p>0.5) to the values obtained to rooting and budding using one bud ligneous cutting.