الابحاث

كلية الزراعة

#	عنوان البحث	سنة البحث
1021	Level of available phosphorous in the clay soil of Assiut as effected by different crops. Chemical treatment, green manuring Cultivation and rotation	1973
1022	Soil aggregates stability as influenced by the application of some acids and gypsum to cotton	1973
1023	Stable soil aggregates as affected by some chemical treatments in the field	1973
1024	Temperature as factor affecting the stability of aggregates in the soil	1973
1025	The effect of soil texture, time, different levels of organic matter and gypsum on the stability of soil aggregates in Assiut	1973
1026	The effect of the rate of application nitrogen and phosphorous on the stability of soil aggregates in onion field at Assiut area	1973
1027	The form of nitrogen fertilizers and its influence on soil aggregate stability	1973
1028	The influence of green manuring tillage, kind of organic matter and its level of application in the field on stable soil aggregates	1973
1029	The ralation between stable aggregates, organic matter percentage and permeability in the soil Assiut Univ	1973
1030	Carbonate content and its distribution in the soils of Upper Egypt	1972