1.

Heavy Metal Resistant Bacteria Isolated from Hydrocarbons Contaminated Soil

Pages 1-6
2.

Physiographic Units Delineation and Land Evaluation of North Sinai Coastal Soils using Remote Sensing and Geographic Information Systems

Pages 7-21
3.

Impact of Calcium Source on Modification of Properties of Saline-Sodic Soils

Pages 23-33
4.

Soil Biological Activity in Relation to Organic and Bio-fertilizer Application

Pages 35-48
5.

Rates and Methods of Rice Straw Application to Wheat and Rice Crops and the Implications on Crop Productivity as Well as some Soil Properties

Pages 49-68
6.

Wheat Yield Response to Irrigation Water Amounts Based on Evapotranspiration and Nitrogen Fertilization Levels

Pages 69-83
7.

Response of Cotton Plants to Boron Side Dressing as Affected by Phosphorus Fertilization and Crop Residues Incorporation in Soil

Pages 85-96