Due notti di gelo a primavera ormai inoltrata sono bastate per causare ingenti danni alle vigne grigionesi. In alcune zone vicino a Coira la perdita media è stata del 50% e alcuni vigneti, addirittura, non renderanno nulla. È andata meglio ai frutteti della scuola agricola del Plantahof, come vediamo nel servizio di Nicola Zala.
TG/Red.MM
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