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

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

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

Effects of Earthworms (Allolobophora longa) on Potassium, Zinc and Manganese Availability Enhancement in a Clay Loam Soil

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

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

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

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

Impact of cropping periods on micro and heavy metals availability in El-Gabal El-Asfar soils irrigated with sewage water