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机译:Bud break promoters following different chilling hour accumulation of 'Hosui' pear
Programa de Po?s-Gradua?a?o em Agronomia (PPGA), Universidade Federal de Pelotas (UFPel), Pelotas-RS, Brazil;
Pyrus pyrifolia Nakai; dormancy; hydrogen cyanamide; mild winter conditions; Erger~?; mineral oil;