Roots Sustainable Agricultural Ltd. ASX:ROO Roots Sustainable Agricultural Technologies Ltd is an Israel-based company, which develops agricultural technologies. The Company develops and commercializes agricultural technologies to address critical problems faced in crop yield such as plant climate management and shortage of water for irrigation. Its technology products include Root Zone Temperature Optimization (RZTO) and Irrigation by Condensation (IBC). The RZTO mitigates extreme heat and cold stress by ground source heat exchange system, which helps in increasing crop yield and quality. The IBC technology provides water for irrigation from moisture in the air and soil. The Company also develops a combined system, which provides irrigation coupled with fertilizer and RZTO.