Abstract：A new early maturing watermelon F1 hybrid‘ Nongkeda No.10’ is bred by crossing
inbred line M04-1-2 as female parent and F03 as male parent．Its fruit development period
is 32 days and the whole growing period is 108 days．This variety is easy to set fruit．
Its fruit shape is round and the fruit index is 1.0．The fruit peel is dark green stripes on bright green
background. The fruit rind is 0.9 cm thick. The rind is rather tough and flexible．It is tolerante to storage
and transportation. Its flesh is red and crisp with excellent taste and flavor．The soluble solid content in
flesh core area is 10.5%-12.5%．The single fruit weight is 4.7-6.8 kg，and the yield is 52.5 t·hm-2．
It is medium resistant to Fusarium wilt and has high tolerance to low temperature and weak light．It is
suitable to be planted in protected fields in early spring.
