date:Nov 28, 2013
where the core competency is developing and producing red colouring foodstuffs and natural colours from fruit and vegetables.
Purple sweet potato (Ipomoea batatas) is a climbing plant that is only distantly related to potatoes. It has a deep purple, ink coloured skin and originates from Latin America, where the Incas cultivated this robust plant on Lake Titicaca and in the Andes regions of Peru, Bolivia, and Ecuador more than 8,000 years ago. With its resilience and the large number of varieti