(1.Jiuquan Institute of Agricultural Sciences Research,Jiuquan，Gansu 735000；2.Jiuquan Honglide Seed Industry Co.Ltd.，Jiuquan，Gansu 735000；3.Institute of Animal，Grass and Green Agriculture，Gansu Academy of Agricultural Sciences,Jiuquan，Gansu 735000；4.Jiuquan Vocational and Technical College，Jiuquan，Gansu 735000)
Hongshuo 719’ is a first-generation hybrid of middle-early maturing tomato，which is prepared with inbred line 1863 as the female parent and inbred line 1502 as the male parent.It is infinite growth type,with vigorous plant growth vigor.It takes about 98 days from sowing to first harvest.The first inflorescence emerged at the 6th to 7th node of the main stem，with 1 inflorescence every about 4 leaves.The mature fruits are oblate and pink with no green shoulder，smooth fruit surface and no fruit navel.The quality of average single fruit is 205 g.The content of soluble solids is 6.83%，vitamin C content is 274.0 mg·kg-1 and lycopene content is 256.0 mg·kg-1.The average yield per 667 m2 is 6 435.3 kg in open field cultivate.It is medium resistant to viral diseases，leaf mold，blight and Meloidogyne incognita. Therefore，it is suitable for planting in the early spring protected area，open field，late autumn protected area and overwintering solar greenhouse in Gansu,Inner Mongolia,Shandong,Ningxia，Qinghai，Yunnan and other regions.