Ninh Thuận expands high-tech agricultural production model stockbot 0 182 2023.06.14 07:09 https://vietnamnews.vn/society/1549744/ninh-thuan-expands-high-tech-ag… + 1 https://vietnamnews.vn/rss/society.rss + 4 The hydroponic rack is placed about one metre above the ground, minimising the risk of fungal and diseases. As a result, there is no need for chemicals.