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

Influence of Agricultural Wastes and Incubation Period on Aggregate Stability in Sandy Soil

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

Organic Carbon in Humic Fractions in Soil Influenced by Organic, Inorganic and Bio Nitrogen Fertilizers under Different Incubation Periods

EFFECT OF MANURING WITH DIFFERENT LEVELS OF ORGANIC FERTILIZER WITH AND WITHOUT FERRUS SULPHATE OR ZINC SULPHATE ON SOIL NUTRIENTS AVAILABILITY TO WHEAT PLANTS

Effect of Some Organic and Inorganic Soil Amendments on the Available N, P and K in Sandy and Calcareous Soils

Solubility and Availability of Heavy Metals in Soils as Affected by Compost Amendment

Impact of Certain Organic Wastes on Some Isotherm Models of Copper and Nickel Adsorption on a Loamy Sand Soil

Changes in Soil Zn and Mn Forms of Some Contaminated Egyptian Soils Treated with Organic Materials.

Humic Acid Influence on Chemically Extractable forms of Iron and Manganese in some Calcareous Soils