[Objective] To screen out the new distinctive watermelon varieties suitable to be planted in open field in early spring. [Method]The biological characters,comprehensive resistance,production performance and quality characters of 11 listinctive watermelon varieties were comprehensively evaluated. [Result] Guanxin had high germination ratio and rate,strong disease resistance,early mature,good taste and high yield. Heishagua had strong disease resistance,high sugar content and yield. Daixin had high germinatio...