1. Micropropagation and mycorrhiza should be used for soil regeneration.
2. Nitrogen-fixing bacteria should be used with leguminous crops and other plants to restore soil fertility.
3. Plants that grow on degraded land must be created. Stress tolerant plants can grow on degraded land.
4. Microorganisms like Ganoderma lucidum, Thiobacillus ferroxidan etc. should be used to remove toxic substances from the soil.