Mix cow dung, jaggery and water to prepare jeevamrit, an organic liquid manure. Let it ferment for 4–5 days. Strain it and use the diluted liquid as nutrient-rich feed in hydroponic systems.
Class 8 Vocational Education Textbook Work with Life Forms Chapter 1 Hydroponics Growing Plants without Soil question answer
Class 8 Vocational Education Kaushal Bodh Project 1 Hydroponics: Growing Plants without Soil solutions
To prepare organic liquid manure, combine cow dung, cow urine, jaggery, gram flour and water in a container. Stir and keep it covered for 4–5 days to ferment. Strain the solution to remove solids. Dilute before using in hydroponics. This organic nutrient mixture is eco-friendly, boosts plant growth and promotes beneficial microbes. It’s an effective substitute for chemical fertilisers in hydroponic farming systems.