Availability and Transformations of Phosphorus in Calcareous Sandy Soil as Affected by Farmyard Manure and Elemental Sulfur Applications

The Interaction Effect of Humic Substances and Mineral Phosphorus Fertilization on Forage Yield and some Macronutrients Uptake of Triticale under different Soil Salinity Levels.

EFFECT OF SOME ORGANIC SOURCES AS SOLID AND LIQUID FORMS ON PHOSPHORUS AVAILABILITY IN TWO DIFFERENT SOILS

Phosphate Fertilizer –Humic Acid Interaction and Its Effect on Soil Properties and Fertility As Well As Quality and Quantity of Maize Production

Effect of Application of phosphorus and Silicon on Wheat Productivity Under sandy Soil Conditions

PHOSPHORUS BIOAVAILABILITY IN CALCAREOUS AND SANDY SOILS

Addition Effects of Certain Organic Materials on Some Chemical Properties and Available Calcium and Phosphorus of Calcareous Soils

Changes in Phosphorus Fractions and its Availability Status as Affected by Appling of Bio and Mineral Fertilizers in The Calcareous Soils

Effect of Organic Wastes and Incubation Periods on the Availability of Iron, Manganese, Copper and Zinc in a Calcareous Soil

Effect of Adding Phosphorous With Organic Matter on Wheat Production under Sandy Soil Conditions