1. Abdul Wahid O.A. Fungal flora of cultivated soils and their role in the biological control of tomato Fusarium wilt in Ismailia Governorate. Ph D thesis, Faculty of Science, Suez Canal University, Ismailia Egypt 1990
2. Plant pathology;Agrios,1988
3. The ascomycete genus Chaetomium. J;Arx;Cramer Berlin,1986
4. Soil nutrient bioavailability, a mechanistic approach;Barber,1995
5. The genus Fusarium.;Booth,1971