无核是鲜销柑桔的理想特征。伽玛射线被广泛应用于获得无籽柑桔。西班牙农业研究所(IVIA)柑桔与蔬菜生产部的研究人员,以“蒙卡达”温州蜜柑接穗为原料,用~(60)Co进行辐照后嫁接在1年生卡里佐枳橙砧上,第二年从获得的植株上选取1万个芽(第一代)再嫁接在卡里佐枳橙砧上, Seedless is an ideal feature for fresh-selling citrus. Gamma rays are widely used to obtain seedless oranges. Researchers at the Citrus and Vegetable Research Institute of the Agricultural Research Institute of Spain (IVIA), using the scion of ’’ Mengkada ’’ ’Wenzhou satsuma as raw material and irradiated with ~ (60) Co, were grafted onto the annual root of Carrizo citrange On the second year, 10,000 shoots (first generation) were selected from the obtained plants and then grafted onto the anvil of Carrizo orange,