矮化丰产新品种‘脐橙52’选育报告

‘脐橙52’是福州市1981年从中国柑橘研究所引进的‘纽荷尔’脐橙芽变中经系统选育出的优良单株，具有矮化、早结、丰产、稳产、优质，高坐果率的特征特性。2006年5月通过福建省农作物品种审定委员会果树新品种认定。文章详细阐述该品种的选育过程、植物学特征和生物学特性、开花结果习性和栽培技术要点。

A New Dwarf and High Yield Navel Orange Selection- 'Navel Orange 52'

＇Navel Orange 52＇ was obtained by a mutant of Newhall Navel orange using the systematic breeding method in FuZhou, and the Newhall Navel orange was come from Citrus Research Institute of China in 1981. It had many advantages such as dwarf, high and stable yield, fine quality, high rate of fruit set, etc, as a new fruit variety, ＇Navel Orange 52＇ was identified by the Fujian Committee of Crop Variety Examination in March, 2006. In this paper introduced its breeding proceduce, botanical characteristics, biological characteristics, the habits of flowering and fruiting and the main cultivation techniques.