1. Al-Eisawi D, El-Oqlah A, Oran S, Lahham J (1996) Plant biodiversity in Jordan. In: Jaradat AA (ed) Plant genetic resources of Jordan. IPGRI, Aleppo, pp 13–51
2. Alrababah MA, Alhamad MN, Bataineh MM, Suwaileh AF, Al-Horani AS (2007a) Arboreal diversity and aboveground biomass in a semi-arid Mediterranean forest ecosystem: case of Kufur-khal natural reserve. Jordan J Agric Sci 3(4):363–375
3. Alrababah MA, Alhamad MN, Suwaileh A, Algharaibeh M (2007b) Biodiversity of semi-arid Mediterranean grasslands: impact of grazing and afforestation. Appl Veg Sci 10:257–264. doi: 10.1658/1402-2001(2007)10[257:BOSMGI]2.0.CO;2
4. AOSA (1986) Rules for testing seeds. J Seed Technol 6:1–125
5. De Bell DS (1971) Phytotoxic effects of cherry bark-oak. For Sci 17:180–185