<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>28759</termId><termName>CONTENIDO DE CARBON EN LOS SUELOS</termName><termType>PT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>CONTENIDO DE CARBON EN LOS SUELOS</termSortkey><termCreatedDate>CONTENIDO DE CARBON EN LOS SUELOS</termCreatedDate><termModifiedDate>2015-02-03 07:43:00</termModifiedDate><relation><relationType>BT</relationType><termId>28752</termId><termName>CARBONO</termName><termType>PT</termType></relation></term>  </Zthes>