A New Tomato Rootstock F1 Hybrid Resistant to Bacterial Wilt—‘Yongshi No.3’
SHI Yanwei1，WU Hongyu1，LI Die2，LI Wenjia2，JIANG Yaqin2，WANG Yikui2，WANG Xianyu3，
GAN Guiyun2*
（1College of Agriculture，Guangxi University，Nanning 530004，Guangxi，China；2Vegetable Research Institute，Guangxi Academy of Agricultural Science，Nanning 530007，Guangxi，China；3Agriculture and Animal Husbandry Industry Development Institute，Guangxi University，Nanning 530004，Guangxi，China）
Abstract：Abstract：‘Yongshi No.3’is a new tomato rootstock F1 hybrid developed by crossing inbred line‘4’as female parent and inbred line‘1’as male parent．It is infinite growth type，medium maturity．The plant has strong growth potential and developed roots．Its stem diameter is 2.3-3.3 cm，and the first inflorescence is on the 7-9th node．The fruit is oblate，and mature fruit is orange．The single fruit weight is about 60 g，and the yield is about 60 t · hm-2．The seeds are flat and short ovate，with fuzz on the surface，and the thousand seed weight is about 1.9 g．It has good grafting affinity，high survival rate and high resistance to bacterial wilt．It is suitable for southern Guangxi as tomato grafting rootstock．
