The Soil, Fertilizer and Water Resources Central Research Institute (Toprak, Gübre ve Su Kaynakları Merkez Araştırma Enstitüsü, TGSMRI) is a research institute in Turkey focused on soil science, fertilizer technology, and water resource management. The Toprak, Gübre ve Su Kaynakları Merkez Araştırma Enstitüsü (TGSMRI) conducts applied research, field trials, and laboratory studies to improve soil fertility, sustainable agricultural practices, irrigation efficiency, and nutrient management. The institute also provides technical guidance, training programs, and consultancy to farmers, agribusinesses, and governmental agencies to support sustainable agriculture and resource conservation.