<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>1519</termId><termName>Riego</termName><termType>PT</termType><termLanguage>es</termLanguage><termVocabulary>INDICES DE MATERIAS</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>Riego</termSortkey><termNote label="Scope"><![CDATA[ La subdivisión Riego bajo nombres de clases de cultivos, p. ej.: Algodón - Riego. ]]></termNote><termNote label="Scope"><![CDATA[ Se puede usar con un subencabezamiento geográfico. ]]></termNote><termNote label="Source"><![CDATA[ 626.81/.84<br>631.67 ]]></termNote><termCreatedDate>Riego</termCreatedDate><relation><relationType>BT</relationType><termId>5661</termId><termName>Área 09. Estudio del suelo</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>9205</termId><termName>Área 03. Agua y agricultura</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>1077</termId><termName>Agricultura</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>4484</termId><termName>Embalses</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>1605</termId><termName>Recursos en agua - Explotación</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>5930</termId><termName>Canales de riego</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>5931</termId><termName>Molinos de viento</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>4479</termId><termName>Presas</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>5932</termId><termName>Regiones áridas</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>1363</termId><termName>Agua - Abastecimiento</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>4071</termId><termName>Ingeniería</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>4594</termId><termName>Suelos</termName><termType>PT</termType></relation></term>  </Zthes>