摘要
‘京泉香’是由‘给维塔’与‘红颜’杂交选育出的中早熟草莓新品种。果实圆锥形或楔形,果面红色。果肉橙红,酸甜适中,香味浓。一、二级序果平均单果质量38.4 g,最大果质量90.0 g,果实纵径5.46 cm,横径4.32 cm。可溶性固形物含量(w,后同)9.4%,维生素C含量0.757 mg·g-1,还原糖含量5.2%,可滴定酸含量0.46%,果实硬度2.12 kg·cm-2。北京地区日光温室条件下1月上旬成熟,连续开花结果能力强。通过田间观察‘,京泉香’对白粉病抗性差。适合在北京及生态条件相似区域栽培。
‘Jingquanxiang’is an early-mid season variety selected by Beijing Academy of Forestry and Pomology Sciences.More than 400 hybrid seeds were got from the artificial hybridization between‘Gaviota’and‘Benihoppe’in 2006.In the greenhouse,No.06-56-6 was selected from 16 selections for its bright colors and big size fruit.After regional adaptability testing at Haidian,Tongzhou and Changping districts in Beijing from 2010 to 2012,No.06-56-6 was finally selected and named‘Jingquanxiang’in 2012.The growth habit of plant was semi-upright and the height was 18.9 cm.The plant had strong vigorous with crown diameter of 32.5 cm and 29.6 cm.Leaves were round and sharply serrated.Petiole length was 12.9 cm.Hermaphrodite flowers were white and inflorescence was above foliage.Fruits were mainly conical or wedged shape with red peel and smooth surface.Its flesh was orange-red with intense aroma.The average fruit weight was 38.4 g and maximum fruit weight was 90 g.Longitudinal and horizontal diameters of the fruits were 5.46 and 4.32 cm.The contents of soluble solid,total sugar and acid,and vitamin C were 9.4%,5.2%,0.46%and 0.757 mg·g-1,respectively.The firmness of fruit was 2.12 kg·cm-2.It was resistant to gray mold and susceptible to powdery mildew in open field experiment.‘Jingquanxiang’was a cultivar suitable for cultivation in Beijing and other areas with the similar climatic conditions.Orchard should choose in sandy soil and had ability of moisture and fertilizer retention.In Beijing,the plantlets usually planted in late August or early September and harvested within the timespan of December through May.For the aim of harvesting big size fruit and commercial fruit,4 to 6 fruits were acceptable for each plant.Plant management included removing old,disease leaves and runners were necessary.It was appropriate to harvest before 9 am or after 3 pm.
作者
王桂霞
常琳琳
董静
钟传飞
孙健
孙瑞
张宏力
李睿
郑书旗
隗永青
张运涛
WANG Guixia;CHANG Linlina;DONG Jing;ZHONG Chuanfei;SUN Jian;SUN Rui;ZHANG Hong-li;LI Rui;ZHENG Shuqi;WEI Yongqing;ZHANG Yuntao(Beijing Academy of Forestry and Pomology Sciences/Beijing Engineering Research Center for Strawberry/Key Laboratory of Biology and Genetic Improvement of Horticultural CropsNorth China,Ministry of Agriculture,Beijing 100093,China)
出处
《果树学报》
CAS
CSCD
北大核心
2019年第6期822-824,共3页
Journal of Fruit Science
基金
北京市粮经作物产业创新团队项目(BAIC09-2019)
北京市农林科学院财政资源专项(KJCX20170111)
北京市农林科学院科技创新能力建设专项(KJCX20170601)
关键词
草莓
新品种
'京泉香’
Strawberry
New cultivar
‘Jingquanxiang’
