早熟苦瓜新品种金田187的选育  

Breeding of Jintian 187,a New Early-maturing Bitter Gourd Cultivar

作　　者：李春文 雷应才 辛亚宁 颜蓓 杨利 王强 练华山[2] LI Chunwen;LEI Yingcai;XIN Yaning;YAN Bei;YANG Li;WANG Qiangi;LIAN Huashan(Chengdu Jintian Seeds Co.,Ltd.,Sichuan 611130;Chengdu Agricultural College)

机构地区：[1]成都金田种苗有限公司,四川611130 [2]成都农业科技职业学院

出　　处：《长江蔬菜》2021年第10期53-55,共3页Journal of Changjiang Vegetables

基　　金：成都市科技局2020年重大科技应用示范项目(2020-YF09-00086-SN);成都农业科技职业学院科技创新平台项目(cny19-14)。

摘　　要：金田187是以自交系CH7-19-6-11-13-12为母本,以自交系GY-3QP11-9-25-16-5-8为父本,通过杂交选育出的苦瓜新品种。第1雌花节位9~11节,每间隔3~4节出现1朵雌花,授粉后20~25 d成熟。坐果能力强,早熟性好,果实长棒形,头梭尾钝,果皮绿白色,条瘤和点瘤相间,部分点瘤微凸。瓜长33~36 cm、直径7.0~7.5 cm,果肉厚0.86~1.12 cm,单瓜质量0.5~0.8 kg,产量5077.94 kg/667m^(2)。适宜在四川省大部分平丘区及与四川生态条件相近的地区种植,12月中旬至翌年1月上旬嫁接育苗,2月上旬定植于大棚,1.5 m包沟单行定植,株距0.9~1.1 m,每667m^(2)栽植400~500株,保留基部侧枝,六蔓整枝。Jintian 187 is a new bitter gourd cultivar bred by crossing the inbred line CH7-19-6-11-13-12 as female parent and the inbred line GY-3QP11-9-25-16-5-8 as male parent.The first female flower sets at 9th to11th node,and the female flowers appear every 3-4 nodes.The fruit is matured 20-25 days after pollination.This cultivar has strong fruit-setting ability and good early-maturity.The fruit is long stick-shaped,with white green skin,stripe and spot nodule,33-36 cm in length,7.0-7.5 cm in width,0.86-1.12 cm in flesh thickness,and 0.5-0.8 kg in weight.and the yield is 5077.94 kg/667m^(2).It is suitable for planting in most flat hilly areas in Sichuan and the areas with similar ecological conditions.The seedlings were grafted and bred form middle December to early January of the following year,planted in the greenhouse in early February.Suitable plant density is 400-500 plants/667m^(2),retaining base lateral branches and six vines.

关 键 词：苦瓜 金田187 一代杂种 选育 

分 类 号：S642.5[农业科学—蔬菜学]