Etna DOC affects the maturation of the grapes and therefore there is a significant difference between the harvest period of the Etna and the rest of the Sicily areas. The soil is volcanic and very rich in minerals. It is formed by the disintegration of one or several types of lava of different ages and eruptive materials such as lava, ash and sand. Containing all these particles, the crops cultivated on Etna soil benefit from nutrients like iron, copper, phosphorus, magnesium and others. Etna DOC Etna is a "Denominazione di origine controllata" (DOC) for wine from the Etna region in Italy. Etna
Mount Hobson (Great Barrier Island) and stairs to protect the breeding areas and prevent erosion. A number of rare and declining plants on the mainland are largely restricted (or completely restricted) to Great Barrier Island are found on Mount Hobson, these include, "Pittosporum kirkii", "Epacris sinclairii", "Kunzea sinclairii", and also "Olearia allomii". Mount Hobson (Great Barrier Island) Mount Hobson ("Hirakimata" in Maori) is the highest mountain on Great Barrier Island, New Zealand. Located in the centre of the island, it rises above sea level. Various mountain tracks allow relatively easy access to the summit, with the shortest (2 hour) track leading through the famous Windy