Effect of Some Medicinal Plant Extracts on Damping-off Disease of Winter Vegetable

Effect of some plant extracts against damping-off disease of some winter vegetable was studied in the net house. Seed treatment with neem leaf, garlic clove, allamonda leaf, ginger rhizome, kalijira seed, bel leaf, turmeric rhizome, katamehedi leaf and onion bulb were evaluated against damping-off, seed germination and growth characters of tomato, eggplant and chilli seedlings. All the treatments were significantly reduced percent damping-off of these three vegetable over untreated control. The most effective treatment was neem leaf extract followed by garlic clove and allamonda leaf extracts in terms of suppressing damping-off disease incidence with increasing plant growth characters. The seed germination of three vegetable seedlings was also increased after sowing plant extracts treated seed in the pot. The highest seed germination of tomato (86.67 %), eggplant (86.33%) and chilli (90.33%) was recorded after seed treatment with neem leaf extract. Neem leaf extracts showed the best effect on reducing damping-off and increasing germination as well as growth characters of vegetable seedling. Garlic clove extract and allamonda leaf extract showed the better result followed by neem leaf extract in reducing percent damping-off of tomato, eggplant and chilli seedlings.