Chitbuntanorm, ChatupornChinoim, NanthanaKangyawongha, PornthiwaMatoh, ToruTaylor & Francis GroupSoil Science & Plant NutritionPhupaibul, P., Chitbuntanorm, C., Chinoim, N., Kangyawongha, P. and Matoh, T. (2004). Phosphorus accumulation in soils and nitrate contamination in underground ...