Available Potassium Evaluation of Gharb El-Mawhoob Soils,

Potassium Forms of EL-Dakhla Oasis Soils, New Valley Governorate, Egypt

Evaluation of Potassium Status Using Thermodynamic Relationships in some Soils of Ismailia Governorate, Egypt

Evaluation of Phosphorous and Potassium Status in Soils of Assiut Governorate

Status of Potassium in Some Calcareous Soils of Egypt and Factors Affecting Its Forms

Soil Fertility Status of Some Agricultural Areas in El -Kharaga Oasis, New Valley, Egypt

Soil Fertility Evaluation and Fertilizer Requirements of Nitrogen, Phosphorus and Potassium for Wheat Production (Sharq El-Owainat – Western South Egypt)

Effect of Some Soil Properties on Available Phosphorus in El-Kharga Oasis, New Valley

Available Phosphorus Assessment of Gharb El-Mawhoob Soils, El-Dakhla Oasis, Egypt

Assessment and Spatial Variability Mapping of Soil Available Phos-phorus and Potassium of Coarse-textured Soils in New Valley, Egypt Using Geostatistical Technique