‘Xiuyu 4363’is bred by crossing inbred line‘ HS261-2’ as female parent and inbred line
‘08-12-1’ as male parent．It is F₁ hybrid of summer squash with cold tolerance，high yield and good
commodity．It is of early maturity，and has strong growth vigor and long vine．The first female flower sets on the 7-8th
section．It can bear fruit successively．Its melon is shining green in color，and 23-26 cm in length，6-7 cm in
transverse diameter．The single fruit weight is about 400 g．It can yield about 255 t·hm^-2．This variety has good
adaptability．It is suitable to be planted in early spring under plastic shed，in solar greenhouse in autumn and over
winter in Shandong，Jiangsu，Henan，Hebei Provinces．