Range:
Subjects: Chickens; Physiology
Subjects: Sanitation; Waste water
Subjects: Plants; Development
Subjects: Absorption; Beetroot; Irrigation; Plants
Subjects: Calcareous soils
Subjects: Fertilizers; Manures; Organic fertilizers; Water; Irrigation water
Subjects: Calcareous soils; Fertilizers; Organic fertilizers
Subjects: Calcareous soils; Sandy soils; Water; Irrigation water
Subjects: Egypt; Sinai peninsula; Goats
Subjects: Corn; Inorganic acids; Environmental aspects
Subjects: Ducks; Poultry
Subjects: Soil chemistry
Subjects: Calcareous soils; Fertilizers; Manures; Organic fertilizers
Subjects: Saudi Arabia; Wild plants
Subjects: Calcareous soils; Sandy soils
Subjects: Sandy soils; Soybean
Subjects: Egypt; Electrolysis; Physics; Groundwater
Subjects: Sandy soils; Bacteria; Medicinal plants
Subjects: Elastomers
Subjects: Biology; Chromosomes; Embryology; Genetics; Plants
Subjects: Calcareous soils; Egypt
Subjects: Electric conductors; Middle East; Resistors
Subjects: Biology; Egypt; Environment; Ecology; Medicinal plants
Subjects: Analytical geochemistry; Egypt; Groundwater
Subjects: Dry farming; Egypt; Barley
Subjects: Egypt; Osmosis; Sinai peninsula; Groundwater
Subjects: Egypt; Desertification
Subjects: Egypt; Agricultural development
Subjects: Water; Groundwater
Subjects: Chickens; Exocrine glands; Fruits; Semen; Sperm
Subjects: Cultivation of virgin land; Egypt; Nile River Delta; Groundwater
Subjects: Flowers
Subjects: Egypt; Sinai peninsula; Groundwater
Subjects: Asir; Bisha; Grassland plants; Saudi Arabia
Subjects: Egypt; Siwa Oasis
Subjects: Calcareous soils; Legumes
Subjects: Egypt; Soil fertility
Subjects: Arish; Egypt; Electrolysis; Physics; Groundwater
Subjects: Egypt; Sinai peninsula; Xerophytes
Subjects: Atmospheric humidity; Humidity; Sandy soils; Water; Irrigation water
Subjects: Water; Irrigation water
Subjects: Tomatoes
Subjects: Seeds; Sesame; Sesame oil; Irrigation
Subjects: Egypt; Groundwater
Subjects: Egypt; Nile River Delta; Groundwater
Subjects: Cultivation of virgin land; Egypt; Heavy minerals; Minerals
Subjects: Productivity; Tomatoes