Mahāwitthayālai Mahidon, Suwit Ratanakij, eths Lek Moncharoen, MahidolUniversity. Faculty of Environment and Resource Studies, Mahāwitthayālai Mahidon. Khana Singwǣtlō̜m læ Sapphayākō̜nsāt
Available Soil Moisture Simulation Model for Some Upland Crops