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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">AGRICULTURA TROPICAL</topic></authority><related type="narrower"><topic>AGUAS RESIDUALES COMO FERTILIZANTE</topic></related><related type="narrower"><topic>CULTIVOS TROPICALES</topic></related><related type="narrower"><topic>EFECTO DE LAS AGUAS RESIDUALES SOBRE LAS PLANTAS</topic></related><related type="narrower"><topic>RESIDUOS ORGANICOS</topic></related><related type="other"><topic>AGRICULTURA</topic></related><related type="broader"><topic>TROPICOS</topic></related><variant type="other"><topic>Agricultura--Tropicos</topic></variant><variant type="other"><topic>Trópicos--Agricultura</topic></variant></mads>