TY - GEN AU - Nahla Mohamed Mahmoud Hassan AU - Mohamed M.Rashid , AU - Said M.Mansour , AU - Samir Abdelmonem Ismail , TI - Biochemical studies on some trace elements / PY - 1999/// CY - Cairo : PB - Nahla Mohamed Mahmoud Hassan , KW - Natural elements KW - Selenium KW - Trace elements N1 - Thesis (Ph.D.) - Cairo University - Faculty Of Agriculture - Department Of Biochemistry UR - http://172.23.153.220/th.pdf ER -