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  "path": "/rural-life/horticulture/tree-keepers-rnz",
  "publishedAt": "2026-03-23T21:08:47.000Z",
  "site": "https://www.odt.co.nz",
  "textContent": "Aaron Hewson has been studying the genetics of the trees in the orchard. Photo: RNZ  \n\n  \n\nBy  Claire Concannon of RNZ's Our Changing World \n\nScience comes to the rescue to help identify apple tree varieties in an Otago heritage orchard.",
  "title": "Keeping tabs on Otago trees"
}