heartwood

{
  "id": "MLC-T-AGR-003087",
  "term": "heartwood",
  "field": "Agriculture and food",
  "definition": "The wood extending from the pith to the sapwood, the cells of which no longer participate in the life processes of the tree. Heartwood may contain phenolic compounds, gums, resins, and other materials that usually make it darker and more decay resistant than sapwood.",
  "synonyms": [
    "heart wood"
  ],
  "subject": "Animals, Livestock, One Health",
  "see_also": [
    "secondary xylem",
    "refractory wood"
  ],
  "references": [
    "Forest Products Laboratory. 2010. Wood handbook - Wood as an engineering material. Gen. Tech. Rep. FPL-GTR-190. Madison, WI: U.S. Department of Agriculture, Forest Service, Forest Products Laboratory",
    "NAL Agricultural Thesaurus and Glossary"
  ],
  "translations": {
    "es": "duramen"
  },
  "url": "https://mlchart.com/terminology/agriculture/heartwood/"
}