| Sl.No. | Unit / Block | Link |
| 1 | IGNOU UNIT 01 (Soil: Its Composition and Formation) Study Material 2026 | Download |
| 2 | IGNOU UNIT 02 (Soil Characterisation) Study Material 2026 | Download |
| 3 | IGNOU UNIT 03 (Soil Water) Study Material 2026 | Download |
| 4 | IGNOU UNIT 04 (Soil Water Movement) Study Material 2026 | Download |
| 5 | IGNOU UNIT 05 (Chemistry of Soil Particles) Study Material 2026 | Download |
| 6 | IGNOU UNIT 06 (Reactions in Soil) Study Material 2026 | Download |
| 7 | IGNOU UNIT 08 (Soil Fertility) Study Material 2026 | Download |
| 8 | IGNOU UNIT 09 (Soil Survey and Classification) Study Material 2026 | Download |
| 9 | IGNOU UNIT 10 (Taxonomic Classification) Study Material 2026 | Download |
| 10 | IGNOU UNIT 11 (Land Evaluation) Study Material 2026 | Download |
| 11 | IGNOU UNIT 12 (Soil Biology) Study Material 2026 | Download |
| 12 | IGNOU UNIT 13 (Role of Soil Microbes) Study Material 2026 | Download |
| 13 | IGNOU UNIT 14 (Plant Pathogenic Micro-organisms) Study Material 2026 | Download |