[1] Agrawal R.L. Seed technology, Oxford and IBH publishing Co, Pvt. Ltd, New Delhi, (1993).
[2] Ameresh Y.S. Nargund V.B. Effect of some plant extracts on uerodospore germination of puccinia helianthi causing rust of sunflower, Pl. Dis. Res. 18 (2003) 88-89.
[3] Anandraj and Leela Toxic effect of some plant extracts on Phytopthora capcici, Indian Phytopath, 49 (1996) 181-184.