Open Access Research Paper Views (716) The study of soil phosphorous status and availability in soils of Urmia Plain, Iran Nikou Hamzehpour, Sara Mola Ali Abasiyan, Aziz Majidi J. Biodiv. & Environ. Sci. 8(5), 249-256, May 2016. Keywords: Nutrient availability, Ordinary kriging, Soil phosphorus, Spatial prediction Details