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navel orange 臍橙(一端有臍狀凹陷的無核橙子)。

navel string

L . in both peel and pulp of citrus fruit , the major carotenoids were lutein , zeaxanthin and p - cryptoxanthin . p - carotene content was lower than lutein , zeaxanthin and p - cryptoxanthin content and a - carotene was less than p - carotene . among the 53 varieties tested , lycopene was detected only in pulp of cara cara navel orange 柑橘果皮和果肉中均以葉黃質、玉米黃素、 -隱黃質為主, -胡蘿卜素含量較低, -胡蘿卜素極低;參試品種除紅肉臍橙果肉含有番茄紅素外,其余均未檢測到。

Preliminary report on integrated control technique of diseases and insect pests on sweet citrus and navel orange in jiangxi province 江西省蜜桔和臍橙病蟲綜合治理技術初報