page

Bulletin Cover

Editorial Board

Notice To Contributors

1

· A comparative study of olive (olea europea l.) Removal techniques and their effects on fruit harvest

Taleb Rateb Abu-Zahra, Ahmad N. Al-Shadiadeh ………………………………………… 

11

· Assessment of surface ozone over residential environments

Mohamed F. Yassin, Osama Almathen, Mohamed Abuel-Kassem ……………………………

23

· Microbiological studies on some soft cheeses in Taiz city

Gamal El-Deen, M.R. El-Shamery ………………………………………… 

45

· Application of pollution indices for evaluation of heavy metals in soil close to phosphate fertilizer plant, Assiut, Egypt

Thabet A. Mohamed, Mohamed Abuel – Kassem Mohamed, Ragab Rabeiy, Mahmoud A. Ghandour …………………………………………………………… 

57

· GIS modeling of water erosion in Jordan using "RUSLE"                                                

Lubna S. Qaryouti, David P. Guertin, Rakad A.Ta’any …………………………………………