This document discusses hi-tech horticulture techniques including greenhouses, hydroponics, and net houses. Greenhouses allow for production of off-season crops and propagation. Hydroponics is a soilless cultivation method that uses nutrient solutions. Net houses are naturally ventilated structures used to grow vegetables, flowers, and fruits for export. The document promotes hi-tech horticulture as important for food security, economic security, and foreign exchange through higher value crops.