苦瓜新品種玉美人2號的選育

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中圖分類號：S642.5 文獻標志碼：A 文章編號：1673-2871（2025）06-220-04

Breeding ofa newbitter gourd cultivar Yumeiren No.2

LU Panling， JIN Haijun， ZHANG Yongxue， DING Xiaotao， MIAO Chen， CUI Jiawei， ZHANG Hongmei

（ShanghaiKeyLboratoryofFcilityHorticultureTholositutefHorticultureangiAcadeyofAgiculturalciec Shanghai201403，China）

Abstract： Yumeiren No.2 is a new early-medium maturing biter gourd hybrid，which was bred by crossing the early maturing line KO905 as female parent and the medium maturing line K170l as male parent.The plant exhibits strong plantgrowthand branchingability，with both mainandlateral vinescapableofbearing fruit，and nodalpositionoffemale floweronmainvineis9-1，resultinginhighfruitsetingrate.Itsfruitsarecharacterizedbystickshape，white-green color，longitudinal stripe and round tumor，strongluster with about 30.0cm in length， 6.0cm in diameter， 1.0cm in flesh thickness， 450g in the single fruit mass，and the 667m2 yield is 3000kg .The polysaccharide content is 65.2mg?g-1 saponin content is 7.39mg?g-1 ，flavonoid content is 1.97mg?g-1 and total phenol content is 5.61mg?g-1 .The fruit is crispy，slightlybiter，andrichin flavor.Theplantismediumresistance topowderymildew，andsuitable forplanting in regions with similar ecological conditions of Shanghai.

Keywords：Bittergourd;Newcultivar;YumeirenNo.2;Fhybrid

1育種目標

苦瓜（Momordicacharantia）為葫蘆科苦瓜屬一年生蔓生植物，起源于熱帶或東南亞地區(qū)，明朝時傳入我國，如今在我國南北方均有大面積栽培，尤其是在兩廣、福建、海南、湖南和臺灣等地[。（剩余5120字）