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جديد
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.
قراءة المزيد
حول 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.
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.
قراءة المزيد
حول 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.
Barakah, F. N. (2001). Bioaccumulation of some heavy metals by local isolates of algal biomass. Arab. Univ. J. Agric. Sci., 9: 145-167.
قراءة المزيد
حول Barakah, F. N. (2001). Bioaccumulation of some heavy metals by local isolates of algal biomass. Arab. Univ. J. Agric. Sci., 9: 145-167.
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.
قراءة المزيد
حول 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.
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.
قراءة المزيد
حول 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.
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
قراءة المزيد
حول 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
Effect of inoculation with endomycorrhizal fungi (VAM) and Rhizobium meliloti on nodulation, nutrition and N2-fixation of alfalfa grown on calcareous soil
قراءة المزيد
حول Effect of inoculation with endomycorrhizal fungi (VAM) and Rhizobium meliloti on nodulation, nutrition and N2-fixation of alfalfa grown on calcareous soil
Effect of salinty on surrival and symbiotic performance between Rhizobium meliloti and Medicago sative L. in Saudi Arabian soils.
قراءة المزيد
حول Effect of salinty on surrival and symbiotic performance between Rhizobium meliloti and Medicago sative L. in Saudi Arabian soils.
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
قراءة المزيد
حول 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
Effect of sewage sludge on nodulation and N2-fixation in alfalfa grown on calcareous loamy soils
قراءة المزيد
حول Effect of sewage sludge on nodulation and N2-fixation in alfalfa grown on calcareous loamy soils
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