‘Third water’ makes aquaculture possible in Cambodian mountains

The Japan Times
15 May 2014

A Japanese technique for creating artificial river and seawater is expected to enable Cambodian farmers to open three prawn farms this summer — in the mountains.

The artificial water is a blend of fresh water and a carefully measured mix of minerals, including salts of sodium, potassium and calcium.

“This is magic water that enables aqua farming without chemicals. We can turn a mountain village into a fishing village,” said Toshimasa Yamamoto, an Okayama University of Science professor who developed the technique.

Scientists and economists have long believed that upland aquaculture can help solve malnutrition and poverty, but disease has been a hurdle. Yamamoto’s water helps to prevent infections from spreading between farmed animals.

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