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DEBARKED AND BARK-FREE WOOD

INTERNATIONAL STANDARDS FOR PHYTOSANITARY MEASURES Draft supplement to ISPM No.5 (GLOSSARY OF PHYTOSANITARY TERMS). DEBARKED AND BARK-FREE WOOD. Scope of the supplement to ISPM No.5 (GLOSSARY OF PHYTOSANITARY TERMS). The s upplement :

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DEBARKED AND BARK-FREE WOOD

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  1. INTERNATIONAL STANDARDS FOR PHYTOSANITARY MEASURESDraft supplement to ISPM No.5 (GLOSSARY OF PHYTOSANITARY TERMS) DEBARKED AND BARK-FREE WOOD June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

  2. Scope of the supplement to ISPM No.5 (GLOSSARY OF PHYTOSANITARY TERMS) The supplement: • provides practical guidance on differentiating between debarked wood and bark-free wood • does not specify the effectiveness or technical justification of removal of bark June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

  3. Definitions Bark – the layer of a woody trunk, branch or root outside the cambium Bark-free wood – wood from which all bark, except ingrown bark around knots and bark pockets between rings of annual growth, has been removed June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

  4. Definitions (2) Debarked wood * – wood that has been subjected to any process designed to remove bark from wood. (Debarked wood is not necessarily bark-free wood.) * Note: this will replace the current term debarking June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

  5. Debarked or bark free wood • some NPPOs apply a requirement for debarked or bark-free wood as a phytosanitary measure • different interpretation of debarked and bark-free wood may have an impact on the international trade in wood June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

  6. Debarked or bark free wood (2) this supplepement is intended solely to provide guidance on differentiating between debarked wood and bark free wood to NPPOs that require this type of phytosanitary measure June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

  7. Debarked or bark free wood (3) • conventional industrial procedures usually does not remove all of the bark from logs • after normal industrial processes it may remain up to 3 percent of bark on coniferous logs and up to 10 percent of bark on non-coniferous logs June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

  8. Bark tolerances for debarked wood NPPOs may: • require debarked wood as a phytosanitary measure, based on technical justification • set tolerances for residual levels of bark June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

  9. Bark-free wood NPPOs may require that the wood be bark free based on technical justification June 2007, Prepared by the steward Ringolds Arnitis (LATVIA)

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