by Hofi A.A, Hagrass A.E, Asker A.A, Fayed A.E
Published in Egyptian Journal of Dairy Science, Cairo (1982)

by El-Shibiny, S, El-Etriby, H.M, Hofi, A.A, Hagrass, A.E
Published in Egyptian journal of dairy science (1984)

by Hofi, A.A, Hagrass, A.E, Asker, A.A, Fayed, A.E, Haggag, H.F
Published in Egyptian journal of dairy science (1982)

by Abd El Salam M.H, Hagrass A.E, Teama Z, Hofi A.A
Published in Egyptian Journal of Dairy Science (1976)

by Asker, A.A, Hamzawi, L.F, Hagrass, A.E, Abd El Hamid, L.B
Published in Egyptian journal of dairy science (1978)

by Abd el Salam, M.H, Hagrass, A.E, Teama, Z.Y, Hofi, A.A
Published in Egyptian journal of dairy science (1976)

by Abd el Salam, M.H, Hagrass, A.E, Teama, Z, Hofi, A.A
Published in Egyptian journal of dairy science (1976)

by El-Shabrawy, S.A. (Ain-Shams Univ., Cairo (Egypt). Faculty of Agriculture), Hagrass, A.E, Sultan, N.E, Fekry, S.A
Published in Annals of Agricultural Science (Egypt) (1987)

by Hassan, A.A. (Ain-Shams Univ., Cairo (Egypt). Faculty of Agriculture), Hagrass, A.E, Soryal, K.A, El-Shabrawy, S.A
Published in Egyptian Journal of Food Science (Egypt) (1987)

by Hagrass, A.E. (Ain-Shams Univ., Cairo (Egypt). Faculty of Agriculture), Hassan, A.A, Soryal, K.A, Mervat, A.S, El-Shabrawy, S.A
Published in Egyptian Journal of Food Science (Egypt) (1987)

by Hagrass, A.E. (Ain Shams Univ., Cairo (Egypt). Faculty of Agriculture), Haggag, H.F, Abo-El-Naga, Shehata, A.E
Published in Annals of Agricultural Science, Moshtohor (Egypt) (1985)

by Hagrass, A.E. (Ain Shams Univ., Cairo (Egypt). Faculty of Agriculture), Haggag, H.F, Abo-El-Naga, F.M, Hofi, A.A
Published in Annals of Agricultural Science, Moshtohor (Egypt) (1985)

by Asker, A.A, Hamzawi, L.F, Hagrass, A.E, Abdel-Hamid, L.B. (Ain Shams Univ., Cairo (Egypt). Faculty of Agriculture)
Published in Egyptian Journal of Dairy Sciences (Egypt) (1978)

by Shehata, A.E, Abd El-Hamid, L.B, Hagrass, A.E, Abo El-Naga, F.M. (Ain Shams Univ., Cairo (Egypt). Faculty of Agriculture)
Published in Tanta Journal of Agricultural Research (Egypt) (01.09.1976)

by Hagrass, M A, Gamea, A M, el-Sherief, S G, el-Guindy, A S, el-Tatawi, F A
Published in Journal of laryngology and otology (01.08.1992)