<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31305011</termId><termName>delignification</termName><termType>PT</termType><termNote><![CDATA[ The removal of lignin from woody tissue, usually by industrial chemical processes. Delignification is undertaken in the pulping of wood for applications such as paper-making. ]]></termNote><termCreatedDate>2026-03-30 20:22:02</termCreatedDate><relation><relationType>UF</relationType><termId>31305012</termId><termName>delignified</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31305013</termId><termName>delignifying</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298694</termId><termName>subtractive processes and techniques</termName><termType>PT</termType></relation></term>  </Zthes>