Soil Fertility and Management

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