Before a watermelon can be selected for breeding, it must pass muster on more than ten criteria including sugar content, mouthfeel, weight, hardness of rind, color and quality of flesh, seed count and seed size.
一顆西瓜要擔當育種大任，必須通過十多項包括糖度、口感、重量、果皮硬度，以及果肉色澤和品質、種子的多寡和大小等的測試，只要其中一項沒過關就被淘汰。