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	1.	No cover image available Effect of nitrogen fixing blue-green algae on soil nitrogen balance and yield of rice [microform] / Mohamed Abd El-Aleem El-Sherbeny. by El-Sherbeny, Mohamed Abd El-Aleem Publication details: 1969 Dissertation note: Thesis (M.S.)-- Al-Azhar University, 1969. Availability: Items available for loan: Main (1)Call number: THESIS S-2619. Place hold Add to cart (remove)
	2.	No cover image available Some factors affecting propagation of certain non-synbiotic N2-fixing blue-green algae [microform] / Mohamed El-Sayed Hassan. by Hassan, Mohamed El-Sayed Publication details: 1973 Dissertation note: Thesis (M.S.)--Cairo University, 1973. Availability: Items available for loan: Main (1)Call number: THESIS S-3570. Place hold Add to cart (remove)

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