Thongchai Mala; Sukhum Chotchuangmaneerat; Wantanee Phuengsaeng; Jirawat Phumphet. Efficiency of Glomus aggregatum, Azotobacter, Azospirillum and Chemical Fertilizer on Growth and Yield of Single Cross Hybrid 4452 Maize. Agr. Nat. Resour. 2010, 44, 789-799.