1 fruit that could produce large amount of ethylene, which pro- motes their ripening, defined “climacteric”, such as tomato, peach, apple, banana and kiwifruit;
2 fruit that produce only low basal amount of ethylene during ripening and are insensitive to exogenous ethylene, defined “non-climacteric”, such as grape, strawberry, watermelon, pineapple and citrus.