Across
- 3. Composed of faeces, urine and straw
- 7. These fertilisers provide one main nutrient
- 8. The part of CAN that raises the pH of the soil
- 9. The part of CAN that provides long term nitrogen to plants
- 10. This macronutrient is very sensitive to pH and is necessary for flower and seed production
- 12. Used to collect a sample of soil from below the surface
- 16. The part of CAN that provides immediate nitrogen to plants
- 17. A method of spreading the fertiliser over the soil before sowing seeds
- 18. This is an endoparasite that is more common in waterlogged conditions
- 19. This policy provides rules for the spreading of fertilisers, slurry and FYM
- 20. The yellowing of leaves
- 21. These fertilisers provide more than one main nutrient
Down
- 1. Chemical substance used to increase the fertility of a soil
- 2. Fertilisers must be protected from this when stored
- 4. Deficiency of this macronutrient results in chlorosis
- 5. Large animals cause this, particularly on waterlogged soils
- 6. Organic substance used to increase the fertility of a soil
- 11. This macronutrient prevents lodging and is important for disease resistance
- 13. The death of cells in tissues
- 14. Used to determine the nutrient requirements of a soil
- 15. Composed of faeces and urine, collected in slatted sheds
