Kiwifruit 2010 it was found in New Zealand's Bay of Plenty kiwifruit orchards in the North Island. Scientists reported they had worked out the strain of PSA affecting kiwifruit from New Zealand, Italy and Chile originated in China. In 2016, global production of kiwifruit was 4.3 million tonnes, led by China with 56% of the world total (table). Italy and New Zealand were other major producers. In China, kiwifruit is grown mainly in the mountainous area upstream of the Yangtze River, as well as Sichuan. Kiwifruit exports rapidly increased from the late 1960s to early 1970s in New Zealand. By 1976,
Kiwifruit industry in New Zealand right to export their own kiwifruit varieties without using Zespri. However, in October 2011 the case was dropped in response to pressures from a new bacterial disease causing devastating losses in kiwifruit. In November 2010, plant symptoms were discovered that suggested that "Pseudomonas syringae" pv. "actinidiae" (PSA), a variant of the bacterium "Pseudomonas syringae", were present in a Bay of Plenty kiwifruit orchard in the North Island. Provisions of the Biosecurity Act 1993 have been used to limit its spread. These measures were continued in 2011, but were largely unsuccessful with most orchards in the Bay of Plenty displaying some