Across
- 3. make the plant cells strong
- 5. kernel bunt in wheat is an example
- 7. No living being can exist without it
- 11. adding humus will help with it
- 14. need to make boreholes to find it
- 15. piercing and sucking pests
Down
- 1. bigger pieces of stone
- 2. Namibia has three such rivers
- 4. Consist mostly of very fine sand that stick together
- 6. helps the leaves to grow
- 8. main source of water
- 9. causing the plant to go yellow
- 10. an example of a Bacterial disease
- 12. Hardap and Oanob are examples
- 13. mixture of sand, clay and silt