[1] Univ Pretoria, Fac Nat & Agr Sci, Dept Plant & Soil Sci, Pretoria, South Africa
[2] Univ Missouri, Sch Nat Resources, Columbia, MO 65211 USA
[3] JSS Acad Higher Educ & Res, Coll Pharm, Mysuru, India
[4] Univ Mauritius, Dept Hlth Sci, Fac Sci, Reduit, Mauritius
[5] North Carolina State Univ, Dept Anim Sci, Raleigh, NC 27695 USA
[6] Univ Pretoria, Dept Pharmacol, Fac Hlth Sci, Pretoria, South Africa
[7] Selcuk Univ, Sci Fac, Dept Biol, Konya, Turkey