References
- Braun , H. 1925 . Comparative studies of Pythium debaryanum and two related species from geranium . J. Agric. Res. , 30 : 1043 – 1062 .
- Middleton , J. T. , Tucker , C. M. and Tompkins , C. M. 1942 . Pythium disease of fibrous-rooted begonia and its control . J. Agric. Res. , 65 : 89 – 95 .
- Miller , H. N. and Sauve , R. J. 1975 . Etiology and control of Pythium stem rot of geranium . Plant Dis. Rep. , 59 : 122 – 126 .