A study of the uniformity of the parent materials for some series of the North Tikrit Agricultural Project in Salah Al-Din Governorate

Abstract

The aim of study was to determine the homogeneity of the parent materials in the North Tikrit agricultural project, five calcareous-gypsiferous pedons were selected, , Three criteria were selected to determine the homogeneity of the parent material. First, the ratio of very fine sand / total sand and fine sand / total sand. Quantity of quartz and zircon minerals through the measurement of the standard deviation. The result showed that all study pedons were homogeneous.