Kiwifruit banana. Once a kiwifruit is ripe, however, it is preserved optimally when stored far from other fruits, as it is very sensitive to the ethylene gas they may emit, thereby tending to over-ripen even in the refrigerator. If stored appropriately, ripe kiwifruit normally keep for about one to two weeks. "Pseudomonas syringae actinidiae" (PSA) was first identified in Japan in the 1980s. This bacterial strain has been controlled and managed successfully in orchards in Asia. In 1992, it was found in northern Italy. In 2007/2008, economic losses were observed, as a more virulent strain became more dominant (PSA V). In
Kiwifruit since around 1966, when the fruit was first exported from New Zealand to the United States. Kiwifruit has since become a common name for all commercially grown green kiwifruit from the genus "Actinidia". In New Zealand, the shortened word "kiwi" is never used to refer to the fruit, as it usually either refers to the kiwi bird or is a nickname for New Zealanders. Early varieties were described in a 1904 nurseryman's catalogue as having "...edible fruits the size of walnuts, and the flavour of ripe gooseberries", leading to the name "Chinese gooseberry". In 1962, New Zealand growers began calling