الفهرس 
AbSTrACTOnly 14 pages are availabe for public view
 |  | from | 234 |  |  |
| | | from | 234 | | |
Abstract
Two field experiments were carried out during the two successive seasons of 1995/1996 and 1996/1997 at the xperimental farm station of national research center, shalakan the objectives of these experiments were to study the effect of irrigation, sulphur addition and potassium fertilizer n growth, yeild and qulity of onion cv.giza20.