085 salt stress by crops
- 1. 085 SALT STRESS IN CROPS Unwanted salts present in the soil or water will make the plants more stressed and reduce the yield or complete death of the crop Sodium (Na) is not to be added for crop growth MATERIALS REQUIRED Pots (2) Sodium chloride (or common salt) Water
- 2. In TWO pots have a crop or plant of your choice In one pot irrigate with normal water In another pot irrigate with 5% of sodium chloride water ( 50g of sodium chloride (or common salt) dissolved in 1 litre of water) water salt water
- 3. Observe the crop day by day for one week. In the pot irrigated with sodium chloride water, the plant shows symptom of stress and slowly dies indicating toxicity water salt water