Across
- 2. the inherent capacity of soil to support plant growth
- 6. the place where earliest recording of soil fertility was noted
- 7. chemical substance added to soil to help plant growth
- 10. help carry metal ions during nutrient intake
- 12. the presence controls soil distribution due to presenc/eabsence of plants
- 14. the ability of soil to turn out the quantity of plants
- 17. movement that does not exert energy
- 18. a condition of soil the limits nutrient availability
- 20. Controls soil distribution due to differences in elevation
- 21. well-developed soil found in alluvial terraces in the Phils.
- 25. condition where the presence of oxygen is necessary
- 26. inherent capacity of plants
- 27. condition where oxygen is not necessary
- 29. positively charged soil nutrients
- 30. a by-product of photosynthesis
Down
- 1. deficiency can be found in older leaves
- 3. external factors that help plant growth
- 4. visual symptoms of these are found in the younger leaves
- 5. provides the energy needed for nutrients to move
- 8. living component of soil that helps in plant growth and production
- 9. electrical charge of soil micelle
- 11. Created the equation for nutrient movement from higher to lower gradient of concentration
- 13. Matter natural substance added to soil to improve structure
- 15. the destruction of soil rendering it unproductive
- 16. the movement from higher concentration to lower concentration
- 19. a by-product of photosynthesis
- 22. a condition of soil that limits nutrient availability
- 23. nutrient uptake that takes effort
- 24. negatively charged soil nutrients
- 28. water is necessary for nutrient uptake to take place