STUDIES ON Fe, Mn, Ni AND Pb LOAD ON SOIL AND ITS ENRICHMENT FACTOR RATIOS IN DIFFERENT SOIL GRAIN SIZE FRACTIONS AS AN INDICATOR FOR SOIL POLLUTION دراسة تراکم الحديد والمنجنيز والرصاص على التربة وعلى نسب معامل اإلثراء فى مختلف حبيبات التربة کدليل على التلوث

REFERENCES :
1- Forstner, U. (1991) Soil pollution phen￾omena-mobility of heavy metals in
contaminated soil, in Bolt. Et al., (eds.)
“Interactions at the soil colloid-soil
solution interface” Kluwer Academic Pub.
PP.203-335.
2- Abdel-Kareim, A.M.M. (1995) Chemical
analysis and mineralogical characteristics
of soil and their significance on fertility
variation of soil in Monofia Governerate,
M.Sc. Thesis, Faculty of Sci., Monefia
Univ., Egypt.
3- Rabie, F. Rashad, I.F.; Khadr, M.
Y.; and Hussein, W. (1996):
Contents of biogenic and non
biogenic heavy metals in El-Saff
soils as related to different
pollution sources, Egypt. J. Soil
Sci. 36: 165 – 177.
4- Alloway, B.J. (1995) (ed.) “Heavy Metals
in Soils” Blackie Academic and
Professional, UK.
5- Rashad, I. F.; Abdel Nabi, A.O.; El￾Hemely, M.E.; Khalaf, M.A. (1995):
Background levels of heavy metals in the 

Nile Delta soils, Egypt. J. Soil Sci. 35: 239–
252.
6- El-Leithi, A.A. (1986) pedological studies
of heavy metals in the vicinity of some
industrial and highway areas in soil of
Nile Delate, Ph.D. Thesis, Faculty of
Agric. Alex. Univ., Egypt.
7- El-Sebaay, M.M. (1995) Studies on
chemical pollution of different waters with
some heavy metals in Fayoum
Governorate, M.Sc Thesis, Fact. of Agric.
Moshtohor, Zagazig Univ. Egypt.
8- Nriagu, J.O.C. (1971). (ed.) “The
Biogechemistry of lead in the
Environment” Elsever, North Holand.
9- Davies, B. E. (1980): Applied Soil Trace
Elements, New York. John Wiley & Sons
LTd. New York.
10-El-Sabbagh, T. A. (1991): Environmental
impact of industrial area “Mostorod” on
the concentrations of some elements in
water, soil and plant. M. Sc. Thesis,
Institute of Environmental Studies and
Research, Ain Shams Univ. Egypt.
11- Ramadan, M.A. (1995): “ Studies on the
pollution of the agricultural environment
in Egypt” Ph.D. Thesis, Fac. of Agric.,
Cairo Univ., Egypt.
12- El-Sayed, E. A. and Hegazy, M. N. A.
(1993): Total contents and extractable
amounts of Cd, Co, Cr and Ni in some
soils of El-Fayoum Govern. Egyptian
Fayoum J. of Agric. Resh. And Develop.
7: 46-56.
13- Laveady, J. (1974): “Methods for
Analysis of Irrigated Soils” CAG
Fornham Royaal. Rucks, England.
14- Jackson, M.L. (1969) “Soil Chemical
Analysis” Advanced course, publish by
author, Dept. of Soils, Univ. of Madison￾Wisconsin, USA.
15- Abdel-Sabour, M.F.; Rabie, F.H.; Mostfa,
T. and Hassan, S.A. (1998) Impact of
industrial wastewater disposal on surface
water bodies in industrial area north
Greater Cairo, Paper represented in 4th
International Conference on the
Environmental Geo-technology and
Global Sustainable Development, Aug. 9-
13, Boston, Massachusetts, USA.
16- Abdel-Sabour, M.F. and Rabie, F.H.
(1999) Heavy metals contamination in
fresh water canals at industrial area north
Greater Cairo, Egypt Soil Sci. J. (in
press).
17- El-Toukhy, M.M.A. (1995). Studies on
land evaluation and land use of some soils
in North Delta, Ph.D. Thesis Fact. of
Agric. Zagazig Univ. Egypt.
18- Childs, C.W. (1975) Composition
of iron-manganese concentrations
from some New Zealand soils,
Geoderma 131:141-152.
19- Nair, K. P. P. and Cottenie, A. (1971):
“Trace Element Pollution” In Applied Soil
Trace Elements; Davies, B. E. (ed). P. 206-
223, New York. John Wiley & Sons LTd.
20- Rabie, F.H.; M. F. Abdel-Sabour, A. T.
Mostafa, S. A. Hassan, (1997) Enrichment
factor of heavy metals in different soil
grain size fractions as an indicator for soil
pollution, Paper represented in 4th
International Conference on the Environ￾mental Geo-technology and Global
Sustainable Development, Aug. 9-13,
Boston, Massachusetts, USA.
21- Andersson, A. (1979): On the 

distribution of heavy metals as
compared to some other elements
between grain size fractions in
soils. Swedish J. Agric. Res., 9: 7–
13.