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Papers in Reviewed Journals:

Haddad.N.J, Meixner M, Fuchs S, Migdadi H, Sheppard W, 2007. Mitochondrial DNA variation in honeybees from Jordan, in press.

Haddad.N.J, Dvorak.L. Adwan.O. Mdanat.H. Bataynah. 2007.:New data on Vespid wasp fauna of Jordan (Hymenoptera,Vespidae). Linzer biologische Beiträg,39/1. p137-142.

Haddad N. J., Fuchs, S., Haddaden, J., Kopelke, J.-P.:  2005, Recording of Sphecophaga vesparum Curtis, a natural enemy of the Vespa orientalis in the northern part of Jordan. Middle East Journal of Zoology. Vol.35.

Haddad N.J, Fuchs S. 2004.  Honeybee agrobiodiversity: a project in conservation of Apis mellifera syriaca in Jordan. Uludag bee Journal. Vol.3. Page 116 – 120.

 Musallam I.W., Haddad N.J., Tawaha R.M., Migdadi O.S. 2004.The importance of bee-pollination in four genotypes of faba bean (Vicia faba L.). International Journal of Agriculture and Biology. Vol.6,No.1. 

Kotlyarova O.G., Haddad N.J., Kotlyarova E.G. 2002, productivity and fodder qualities of red clover in dependence on soil tillage and fertilizers on slops. The Reports of Russian Academe of Agricultural Science. Number 3. page 24- 26 (In Russian).

Kotlyarova O.G., Haddad N.J., Kotlyarova E.G. 2002, Honey productivity of red clover and the influence of the fertilizes and cultivation on the honey quality and quantity. The bimonthly book of the Russian Academe of Agricultural   Science. Number 3. page 33- 35 (In Russian).

Mikityuk V.V, Haddad N.J 1998 “Influence of soil cultivation and fertilizers on the chemical composition of red clover nectar”// The 2nd International Scientific Production Conference “Problems of agricultural production on the modern stage and ways to solve them” – Belgorod, -p.93 (In Russian).

Kotlyarova O.G, Haddad N.J; 1998 “Influence of agritechniques on some biometrical indices of red clover herbs”// The 2nd International Scientific - Practical Conference “Problems of agricultural production on the modern stage and ways to solve them” Belgorod, – pp. 94 (In Russian).

Haddad N.J; Chernyavskih V.I 1998 “Honey-productivity of red clover depending on a fertilizer dose and soil cultivation” // Regional problems of applied Ecology: Materials of the 5-th International Public Inter-college Scientific - Practical Conference (Sep, 22-25, 1998) Belgorod, -pp. 79-80 (In Russian).

Haddad N.J; Chernyavskih V.I 1998 “Influence of soil cultivation and fertilizers on the nectariferous bee attendance of a red clover seeded land” // Regional problems of applied Ecology: Materials of the 5-th International Public Inter-college Scientific-Practical Conference (Sep,22-25,1998) Belgorod, pp. 79 (In Russian).

Haddad N.J., Shyriayer A.V., Tkachenko A.V. 1997 “Study of influence of Agriculture system elements with winter wheat and red clover growing on the slope lands of the south-western part of the Central Chernozem Zone”// Actual problems of the agricultural reform: a compilation so scientific works – Moscow: Council of young scientist and specialists CAA, – pp. 148 –152 (In Russian).

Haddad N.J. 1997 “Influence of soil cultivation and fertilizers on the weediness of red clover seedings on the slops of the South-Western part of the Central Chernzem Zone”// Actual problems of land organization, land utilization and land evaluation: a compilation of report theses and communications of the Scientific-Practical Conference (Dec, 4-6 – 1996). Issue 2 – Moscow – Council of young scientists and specialists, CAA, – pp. 66-67 (In Russian).

Haddad N.J. 1996. “Red clover productivity and nectar quality in the soil-protecting crop rotations”// Actual problems of land organization, land utilization and land evaluation: a compilation report theses and communications of the scientific-practical conference, CAA, – pp. 97-98 (In Russian).

Haddad N.J. 1996. Bee plants in Jordan // The Intensification of the production of farming. Issue 5-Belgorod–BSAA   pp. 28-29 (In Russian).