Effect of Ozone on Nitrogen Fixation, Nitrogenase Activity and Rhizobium of Cowpea (Vigna unguiculata (L.) Walp) - Umponstira, Chanin; Kawayaskul, Srisuda; Chuchaung, Sasinapa; Homhaul, Wipa (Naresuan University Journal: Science and Technology (NUJST); Vol 17 No 3 (2009): September-December 2009, 2013)
Keywords: Ozone; Rhizobium; Nitrogenase acivity; Cowpea (Vigna unguiculata (L.) Walp)