Personal Information

  • Position : Professor Emeritus
  • Department : Botany
  • Specification :
  • Work Phone : 2403866/057
  • Email : abdelkhedr@du.edu.eg

E-Courses

Researches

  • 1 - Research Title:
  • Book of abstract
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  • 2 - Research Title:
  • Growth stimulation and inhibition by salt in relation to Na+ manipulating genes in xero-halophyte Atriplex halimus L.
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  • 3 - Research Title:
  • Physiological aspects of tolerance in Atriplex halimus L. to NaCl and drought
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  • 4 - Research Title:
  • Regulation of metabolomics in Atriplex halimus growth under salt and drought stress
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  • 5 - Research Title:
  • Keys for and morphological character variation in some Egyptian cultivars of Cucurbitaceae
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  1. Proline induces the expression of salt‐stress‐responsive proteins and may improve the adaptation of Pancratium maritimum L. to salt‐stress
  2. The importance of phytogenic mounds (Nebkhas) for restoration of arid degraded rangelands in Northern Sinai
  3. Water quality assessment with simultaneous Landsat-5 TM at Manzala Lagoon, Egypt.
  4. Distribution of aquatic plants in relation to environmental factors in the Nile Delta
  5. Vegetation composition of a threatened hypersaline lake (Lake Bardawil), North Sinai
  6. Relationships between landforms, soil characteristics and dominant xerophytes in the hyper-arid northern United Arab Emirates
  7. Zonation pattern of Avicennia marina and Rhizophora mucronata along the Red Sea Coast, Egypt
  8. Regulation of metabolomics in Atriplex halimus growth under salt and drought stress
  9. Remote sensing of water quality for Burullus Lake, Egypt
  10. Physiological aspects of tolerance in Atriplexhalimus L. to NaCl and drought
  11. Phylogenetic diversity and ecological features in the Egyptian flora
  12. A DREB gene from the xero-halophyte Atriplex halimus is induced by osmotic but not ionic stress and shows distinct differences from glycophytic homologues
  13. Determinants of floristic diversity and vegetation composition on the islands of Lake Burollos, Egypt
  14. Aquatic macrophyte distribution in Lake Manzala, Egypt
  15. Invasion risk assessment using trait-environment and species distribution modelling techniques in an arid protected area: Towards conservation prioritization
  16. Floristic composition and phytogeography in a Mediterranean deltaic lake (Lake Burollos), Egypt
  17. Vegetation–environment relationships along El‐Salam Canal, Egypt
  18. Richness, phylogenetic diversity, and abundance all have positive effects on invader performance in an arid ecosystem
  19. Functional similarity and dissimilarity facilitate alien plant invasiveness along biotic and abiotic gradients in an arid protected area
  20. Growth, photosynthesis and stress-inducible genes of Phragmites australis (Cav.) Trin. ex Steudel from different habitats
  21. Vegetation zonation and management in the Damietta estuary of the River Nile
  22. Allelopathic effect of Nymphaea lotus L. on growth and yield of cultivated rice around Lake Manzala (Nile Delta)
  23. Ecotoxicological assessment of toxic elements contamination in mangrove ecosystem along the Red Sea coast, Egypt
  24. A note on the vegetation on islands in Lake Manzala, Egypt
  25. Growth stimulation and inhibition by salt in relation to Na+ manipulating genes in xero-halophyte Atriplex halimus L.
  26. Qat farms in Yemen: Ecology, dangerous impacts and future promise
  27. Physical and chemical characteristics of mangrove soil under marine influence. A case study on the Mangrove Forests at Egyptian-African Red Sea Coast.
  28. Ecology of the rampant weed Nymphaea lotus L. Willdenow in natural and ricefield habitats of the Nile delta, Egypt
  29. Nutrients alleviate the deleterious effect of salinity on germination and early seedling growth of the psammophytic grass
  30. On the ecology of some halophytes and psammophytes in the Mediterranean coast of Egypt
  31. Drought stress affects gas exchange and uptake and partitioning of minerals in swallowwort (Cynanchum acutum L.)
  32. Population structure and ecological role of Moringa peregrina (Forssk.) Fiori. at its northwestern range edge in the Hajar Mountains
  33. Mountainous landscape vegetation and species composition at Wadi Helo: A protected area in Hajar mountains, UAE
  34. Keys for and morphological character variation in some Egyptian cultivars of Cucurbitaceae
  35. Ecology of some aquatic plants in polluted water courses, Nile Delta, Egypt
  36. The shoreline and aquatic vegetation of El-Salam canal, Egypt
  37. Plant life in two Mediterranean lakes before the construction of the River Nile Canal in Sinai, Egypt
  38. Comparative study on the plant life of two Mediterranean Deltaic lakes in Egypt
  39. Environmental Influences on the Distribution and Abundance of Waterlettuce(Pistia stratiotes L.) in Egypt
  40. Ecological studies on Lake Manzala
  41. Floristic study of Saint Katherine protectorate, Sinai: with one new record to flora of Egypt
  42. Responses and tolerance mechanisms of mangrove trees to the ambient salinity along the Egyptian Red Sea Coast
  43. Tree biomass and soil carbon stocks of a mangrove ecosystem on the Egyptian-African Red Sea coast.
  44. Heterogeneity in patterns of survival of the invasive species Ipomoea carnea in urban habitats along the Egyptian Nile Delta
  45. Regional patterns of rarity and life history elements in the flora of Egypt
  46. Phytoplankton distribution in relation to environmental factors along the Suez Canal and the Red Sea coast of Egypt
  47. Species diversity and phenology in the wetland vegetation of Sewa Oasis, in the Western desert of Egypt
  48. Phytochemical Constituents and Antibacterial Activity of the Medicinal Herb Deverra tortuosa (Desf.) DC.
  49. RESPONSE OF BARLEY TO INTERCROPPING WITH SUGAR BEET LINDER DIFFERENT NITROGEN FERTILIZATION LEVELS.
  50. Contrasting alien effects on native diversity along biotic and abiotic gradients in an arid protected area
  51. Response to salt stress of two wetland grasses of forage potentialities
  52. The success of alien plants in an arid ecosystem: Structural equation modeling reveals hidden effects of soil resources
  53. Microhabitats supporting endemic plants in Sinai, Egypt
  54. Maturation of Atriplex halimus L. leaves involves changes in the molecular regulation of stomatal conductance under high evaporative demand and high but not low�…
  55. Molecular and Physiological Responses of Naturally Grown Atriplex halimus L. to Drought-Stress Recovery in the Absence or Presence of Na+ Ions Under Natural�…
  56. Bioactive constituents and allelopathic activities of the invasive weed Ranunculus sceleratus L. Nile Delta, Egypt
  57. Clinopodium serpyllifolium subsp. barbatum (Lamiaceae) and Datura ferox (Solanaceae): New records for the flora of Egypt
  58. Pollen morphology of Aizoaceae in Egypt
  59. Ecological and essential oils characteristics of Deverra tortuosai (Desf.) DC. in Egyptian deserts
  60. Niche differentiation of two congeneric Phlomis species in Egypt
  61. Performance and chemical composition of three Echinochloa grasses over short term experiment
  62. Ecology and economic potentialities of the dominant salt-tolerant reeds and rushes in the Nile Delta
  63. Distribution and environmental relations of the aquatic macrophytes in the northeast section, Nile Delta, Egypt
  64. Ecological study of the invasive weed Lepidium virginicum L. in the fields of the Nile Delta coast
  65. An Ecological Study on Two Geophytes: Asparagus stipularis Forssk. and Asphodelus aestivus Brot. in the Mediterranean Coast of Egypt
  66. The salt marsh vegetation of Lake Bardawil, North Sinai, an overview
  67. Phytoecology of Zaranik Lagoon, Lake Bardawil, North Sinai
  68. Vegetation of Lake Manzala islands, Egypt
  69. Assessment of nurses’ competency level regarding the care of infants with congenital anomalies of central nervous system
  70. Floristic composition, chorotypes and life form of the Musallata, natural reserve, Libya
  71. Different Responses of Echinochloa crus-galli and Echinochloa colona to Bisbyric-sodium (Nominee tm)
  72. Differential responses of aquatic and aerobic forms of Echinochloa crus-galli (L.) Beauv. and E. colona (L.) Link. by morpho-physiological and molecular analysis
  73. Antioxidant activity and phenolic profile of wild and cultivated endemic Origanum syriacum var. Sinaicum in Saint Catherine protectorate, southern Sinai
  74. RESPONSE OF SHRUBS AND UNDER-SHRUBS TO PROTECTION AGAINST GRAZING IN TWO ISLANDS OF LAKE BARDAWIL, MEDITERRANEAN COAST OF EGYPT
  75. Anatomical adaptations of some Egyptian xerophytes.
  76. Habitat Range of Four Atriplex Species Growing in the Mediterranean Coast of Egypt
  77. Ecology and seasonal growth patterns for Ottelia alismoides (L.) Pers., in freshwater habitats in Egypt
  78. Diurnal light fitness of the C3 and C4 species from the genus Atriplex under control and drought conditions
  79. Growth performance of Cakile maritima Scop and Brassica tournefortii Gouan in relation to the regulation of some sodium-inducible genes at salt affected lands in the Nile Delta�…
  80. Modelling current and future distribution of some invasive weeds at local and global scales under Climatic change
  81. Bioaccumulation of some heavy metals by four exotic weeds in the coastal area of Nile Delta, Egypt
  82. CHEMICAL COMPOSITION OF MANGROVE LEAVES (AVICENNIA MARINA AND RHIZOPHORA MUCRONATA) AND THEIR CORRELATION WITH SOME SOIL VARIABLES AT THE EGYPTIAN RED SEA COAST.
  83. Carbohydrate fractionation of two congeneric Phlomis species from different microhabitats at Saint Katherine and the western Mediterranean coast of Egypt
  84. Ecological Study on Weed Flora Growing in the Orchards of New Damietta
  85. Role of Na+ manipulating genes in Phragmites australis adaptation to different habitats
  86. Effects of Water Level and Nutrients on Growth and Chemical Composition of Two Wetland Sedges in the Nile Delta
  87. Regulation of sodium-inducible genes and efficient use of sodium ions determine the tolerance strategies of Cakile maritima and Brassica tournefortii in natural habitats
  88. Habitats differentiation between Cakile maritima Scop and Brassica tournefortii Gouan in the Nile Delta Coast, Egypt
  89. Form of the Nitrogen Source Affects the Response of the Two Congeneric Rumex Species to Phosphorus Nutrition in The Nile Delta Coast
  90. Floristic feature of plant cover associated with invasive weed Ranunculus sceleratus L. Nile Delta, Egypt
  91. Ecological Study on Two Grass Species in the Coastal Wetlands of the Nile Delta, Egypt
  92. SEED CHARACTERS OF GRAMINECIOUS WEEDS IN DAMIETTA, NILE DELTA
  93. Habitat Differentiation between two Brassicaceae Cakile Maritima Scop and Brassica Tournefortii Gouan in the Nile Delta Coast, Egypt
  94. Vegetation types of Lake Burollos sand bar and their role in the lake development