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mads.xsd"><authority><topic authority="http://roble.intecca.uned.es/tematres/lem/">Labranza</topic></authority><related type="other"><topic>Nivelación de tierras</topic></related><related type="other"><topic>Riego</topic></related><related type="other"><topic>Suelos-Conservación</topic></related><related type="other"><topic>Plantación</topic></related><related type="other"><topic>Siembra</topic></related><related type="broader"><topic>Agricultura</topic></related><variant type="other"><topic>Laboreo</topic></variant><variant type="other"><topic>Cultivo de la tierra</topic></variant></mads>