King Saud University
  Help (new window)
Search


Guidelines_English_Final
تحميل الدليل التدريبي

أسئلة شائعة


 

1

EL-Shahawy, R. M and  F. N. Barakah .(1988). Effect of organic amendment    and/or salinity on nitrogenase activity of arid soils. Fayoum .J. Agric. Res. And Dev. 2, 963-978.

2

EL-Shahawy, R. M and  F. N. Barakah .(1989). Prevalence and activity of some    diazotrophs in Saudi Arabin soils. J. Egypt Microbiol. 24, 321-334.

3

Wainwright, M. F. N. Barakah, I. AL-Turk and T. A. Ali,  (1991). Oligotrophic micro-organisms in industry, medicine and environment. Sci. Progress Edinburgh, 75, 313-322.

4

Gomah, A.M. F.N. Barakah and A.M. Heggo (1992). Effect of va mcorrhiza and /or bradyhizobium inoculants on soybean growth and phosphates activity, under water stress conditions. Zagazig J.Agric. Res. 19, 2331-2349.

5

A. M. Heggo  and  F. N. Barakah  (1993). Proto-cooperation effect of va mycorrhizal fungi and phosphate dissolving bacteria on phosphatse activity and nutrient uptake by maize (zea maize) plants grown in calcareous soils. Annals Agric. Sci. Ain Shams Univ., Cairo, 38, 71-77.

6

Wainwright, M., T. A. Ali. and F. N. Barakah,  (1993). A review of the role of  oligotrophic micro-organisms in biodeterioration. International Biodeterioration & Biodegradation. 31, 1-13.

7

EL-Shahawy, R. M and  F. N. Barakah .(1993). Prevalence, characterization and nitrogenase activity of diazotrophic azospirilum in Saudi Arabia. Fayoum .J. Agric. Res. And Dev. 7, 53-61.

8

A. M. Heggo  and  F. N. Barakah  (1994). A mycorrhizal role on phosphorus-zinc interaction in calcareous soil cultivated with corn (zea maize L.). Annals Agric. Sci. Ain Shams Univ., Cairo, 39, 595-608.

9

Heakal, M. S., M. H. AL-Awajy, M. S. AL-Sewailm, F. N. Barakah and A. AL-Asheik (1995). Phosporus forms in a sandy soil (Torripsamment) under palm orchards of different age in Saudi Arabia. European Journal of  Soil Science, 46, 481-488.

10

Barakah, F. N. (1995). Effect of irrigation with sewage water on the nodulation and    nitrogen fixation of alfalfa grown on calcareous soils. Annals Agric. Sci. Ain Shams Univ. Cairo, 40, 579-595.

11

 Barakah, F. N., S. H. Salem, A. M. Heggo and M. A. Ben-Shiha (1995). Activities of the rhizosphere microorgainsms as affected by application of organic amendments in calcareous loamy soil. 1-Carbon assimilation. Arid Soil Research and Rehabiliation 9, 187-200.  

12

Barakah, F. N. S. H. Salem, A. M. Heggo and M. A. Ben-Shiha (1995). Activities of the rhizosphere microorgainsms as affected by application of organic amendments in calcareous loamy soil. 2-Nitrogen transformation. Arid Soil Research and Rehabiliation ,  9, 486-480.

13

Barakah, F. N. S. H. Salem and  A. M. Heggo (1996). Effect of sewage sludge on nodulation and N2-fixation in alfalfa grown on calcareous loamy soils. Z. Pflanzenernahr. Bodenk., 159, 289-296.  

14

Barakah, F. N.  (1999). Effect of soil amendment with sewage sludge on survival of Bradyrhizobium joponicum, nodulation and symbiotic N2-fixation of soybean plants grown on calcareous loamy soil. Annals Agric. Sci. Ain Shams Univ., Cairo, 44: 841-858

15

Mashhady, A. S., S. H. Salem and F. N. Barakah (1997). Effect of salinty on surrival and symbiotic performance between Rhizobium meliloti and Medicago sative L. in Saudi Arabian soils. Arid Soil Research and Rehabiliation ,  12: 3-14.

16

Barakah, F. N., S. H. Salem and  A. M. Heggo (1998). Effect of inoculation with endomycorrhizal fungi (VAM) and Rhizobium meliloti on nodulation, nutrition and N2-fixation of alfalfa grown on calcareous soil. Annals Agric. Sci. Ain Shams Univ., Cairo, 43: 49-64.

17

Barakah, F. N and A. M. Heggo (1998). Moisture stress, bradyrhizobia, vesicular arbuscular mycorrhiza and P-fertilizer effects on soybean growth, nutrient content and phosohatase activity under calcreous soil. Annals Agric. Sci. Ain Shams Univ., Cairo, 43: 461-475.

18

Barakah, F. N. , E .M. Ramadan and A. M. Heggo (2000). Diversity of heavy metals-tolerant microorganisms isolated from arid calcareous soil of Riyadh region, Saudia Arabia. Arab. Univ. J. Agric. Sci.: 8: 573-594. 

19

Barakah, F. N., E .M. Ramadan and A. M. Heggo (2000). Evaluation of microbial and chemical pollution in deep-well water at EL-Kharj, Riyadh region, Saudi Arabia. Annals Agric. Sci. Ain Shams Univ., Cairo, 45:163-188.

20

Barakah, F. N. (2001). Bioaccumulation of some heavy metals by local isolates of algal biomass. Arab. Univ. J. Agric. Sci., 9: 145-167. 

21

Barakah, F. N. , E .M. Ramadan and A. M. Heggo (2001).Effect of  heavy  metals on the biological activity of certain soil and ground water microorganisms. J. King Saud University, Agricultural Sciences. 13: 75-90.

22

Barakah, F. N, , Abdel-Aziz, R. A, Ramadan,E.M. and Heggo, A. M. (2003). Properties of arid soils irrigated with treated sewage effluent and groundwater in Riyadh region, Saudi Arabia. J. Egyptian  Micobiology. 38, 39-55..

23

Barakah, F. N. (2003). Evaluation of  ground water  and treated sewage effluent quality for irrigation in Saudi Arabia. Mansoura. Univ. J.Agri  Sci. 28: 1513-1529 .

24

Heggo, A. M. and Barakah, F. N. (2004). Effect of  inoculum densities of Rhizobium meliloti and different rates of nitrogen fertilizers on alfalfa plants grown on calcareous soil. J. King Saud University, Agricultural Sciences.16, 161-170.

25

Abdel Azia, R.A. and F.N. AL-Barakah, (2005). Composting technology and impact of compost on soil biochemical properties. Arab Gulf Journal of Scientific Research, 23, 80-91.

26

Barakah, F. N, Ababutain, M, Ibtisam and A. M. Heggo (2007). Effect of lannite and diazinon pesticides on some soil microorganisms. Alexandria Science Exchange Journal, 28, 38-53.

King   Saud University. All rights reserved, 2007 | Disclaimer | CiteSeerx