Table of Contents

Biology

Tissue Study of the third thoracic gland in the nervous System of Poekilocerus bufonius.

S. A. Aldigail1, G. E. H. Osman, O. M. Bahareth                                 9 – 41

Exogenous applications of biochar and A-tocopherol improve the performance of salt-stressed tomato plants.

S. M. Howladar                                                                                    42 - 93   

Metal accumulation in soil and forage crops irrigated with treated wastewater.

H. S. Osman, M. Hashemi                                                                94 – 133    

Seroprevalence of Toxoplasma gondii infection among street cleaners  (Al-Akhdam) in Sana'a, Yemen.

A.Al-Nahari                                                                                          134-150

Chemistry

Removal of Dyes (methylene blue and crystal violet), Phenol and Cd(II) from water using activated Carbon and HNO3-oxidized activated carbon developed from Date Pits.

S. S. Ashour                                                                                       151 - 187 

Physics

Study the quality assurance of superficial radiotherapy X-Ray machine using some techniques.

T.M.Taha,    S. H. Allehyani,     Y. M. Bahashwan                            188 - 206