But what might be considered a harmless，healthy snack for many of these visitors is not harmless to me and 6,000 other fruit and vegetable growers.

　　A piece of fruit they didn't get around to eating and dropped into their bag could be potentially ruining my business and that of growers across New Zealand.

　　Just one fruit fly could ruin my livelihood and change the face of growing across New Zealand.Psa，the disease that attacks kiwifruit，is already having a bad effect.The potato and tomato industries are investing heavily to fight against an unpleasant bug called psyllid.What then？Forget the fruit­laden orchards and abundant roadside stalls that tourists find so charming.Forget the vast fields of sheep that are a symbol of New Zealand for international visitors.

　　The discovery of the Queensland fruit fly in Auckland shows that restructuring for “efficiencies” has failed and is now putting the primary industry at great risk.

　　Way back in 1996，successive(连续的)fruit fly detections led to the introduction of biosecurity X­rays for passenger bags.In the past 16 years we didn't find a single fruit fly in traps.Last year the Government abandoned its 100 percent baggage X­ray policy and last week we found a Queensland fruit fly in a trap.

　　【语篇导读】　随着经济的发展与全球化，世界流动人口增加、频繁，从而带来这样那样的生活、健康等问题。

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