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زكريا عوض محمد بقا، أستاذ متفرغ بقسم: النبات، بكلية: العلوم

أحدث أبحاثى

الأبحاث العلمية

Seasonal changes in the phytoplankton standing crop relation to some physical and chemical factors in Damietta branch of the River Nile
Bulletin of Faculty of Science, Mansoura Univ. Egypt 12, 85-115.
Shaaban-Dessouki, S. A. and Baka, Z.A.M. (1985b

Dynamics of phytoplankton abundance, chlorophyll content and their population diversity in Damietta branch of the River Nile
. Bulletin of Faculty of Science, Mansoura Univ. Egypt 12: 49-84.
Shaaban-Dessouki, S. A. and Baka, Z.A.M. (1985a).

Ultrastructure of the host-parasite interaction between Senecio vulgaris and Albugo candida. II. Changes in ultrastructure of host chloroplast and nucleus”.
Bulletin of Faculty of Science, Mansoura Univ. Egypt. 16: 251-265.
Baka, Z.A.M. (1989d).

Ultrastructure of the host-parasite interaction between Senecio vulgaris and Albugo candida. I. Intercellular hyphae and haustoria
Bulletin of Faculty of Science, Mansoura Univ. Egypt. 16: 235-249.
Baka, Z.A.M. (1989c).

Electron microscopical localization of ATP-ase activity in leaves of Senecio vulgaris infected with Puccinia lagenophorae
Egyptian Journal of Botany 32,: 161-177.
Baka, Z.A.M. (1989a).

An ultracytochemical study of the interface between Puccinia lagenophorae (monokaryon) and Senecio vulgaris
Bulletin of Faculty of Science, Mansoura Univ. Egypt 17: 259-282.
Baka, Z.A.M.

Changes in ultrastructure and hormones of the fully senescent leaf of Senecio aegyptius.
Beiträge zur Biologie der Pflanzen 66: 271-281
Baka, Z.A.M. and Aldesuquy, H.S

Further studies on the ultrastructure of Nicotiana tabacum leaves infected with an Egyptian strains of tobacco mosaic virus
Bulletin of Faculty of Science, Alexandria Univ., Egypt. 31: 156-163
Sayed, E.T.A.; Soweha, H.E. and Baka, Z.A.M.

Ultrastructure and localization of polysaccharides in pollen grains and young pollen tubes of Plantago major.
J. Environmental Science, Mansoura Univ., Egypt
Ayyad, S.M. and Baka, Z.A.M

Distribution of rust fungal haustoria in leaves of herbaceous hosts with special reference to vascular tissues.
Bulletin of Faculty of Science, Mansoura Univ. Egyp
Baka, Z.A.M

Physiological and ultrastructural alterations in rust infected faba bean leaves at different stages of disease development
Journal of Agricultural Research, Mansoura Univ, Egypt
El-Mougith, A.A.; Baka, Z.A.M.; Sherief, A.A. and Gaber, A.M.

A fine structural study of the downy mildew fungus Peronospora parasitica in the new host Cakile maritima.
Archives of Phytopathology and Plant Protection
Baka, Z.A.M.

Effect of designed mycoherbicide prepared from hos-specific candidate, Alternaria eichhorniae on some physiological and ultrastructural characteristics of waterhyacinth.
Annals Agric. Sci. Ain Shams Univ. Cairo
Shabana, Y.M., Baka, Z.A.M. and Abdel-Fattah, G.M.

The role of biological control by naturally occurring mycopathogens in the management of waterhyacinth in Egypt
7th International Congress of Plant Pathology (Edinburgh, Scotland, 9-16 August, 1998).
Baka, Z.A.M.

Ultrastructure of intercellular hyphae and haustoria of the monokaryotic stage of Puccinia lagenophorae
Microbiological Research
Baka, Z.A.M. and Lösel, D.M.

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