Across
- 3. a natural or chemical substance added to soil to make it better for growing plants
- 9. disease-producing agents which cause harm to other organisms
- 10. the ratio of nitrogen, phosphorous and potassium in a fertilizer
- 11. acronym for Integrated Pest Management
- 13. fungus; powdery white-gray growth
- 14. any agent which destroys or kills insects
- 18. any agent which destroys or prevents the growth of fungi
- 19. any agent which destroys, repels or kills insects or other organisms harmful to cultivated plants
- 20. one of the major plant nutrients; makes up part of the chlorophyll in plants.
- 21. overall health and growth capability of a plant
- 22. one of the major plant nutrients; essential for cell division & growth
- 23. any agent (such as an algicide or fungicide) that destroys or inhibits the growth or activity of living organisms
- 24. iron or nitrogen deficiency in plants will cause __ of the leaves
Down
- 1. fungus; fluffy growth and is bluish-white in color.
- 2. gray mold; fungi that causes fuzzy mold growth
- 3. a pest control process that uses chemical gases to eliminate pests, insects, and other harmful organisms
- 4. an essential plant micronutrient; vital for photosynthesis
- 5. floral buckets & tools must be __ regular to prevent growth of bacteria
- 6. disease where the root’s outer cell layer will be stripped off & the tissue exposed.
- 7. the loss of rigidity (stiffness) of non-woody parts of plants
- 8. chemical symbol for iron
- 12. any agent which to controls or eliminates unwanted plants
- 15. green pigment in plants
- 16. loss of the normal green coloration of leaves of plants
- 17. one of the major plant nutrients; essential for strong stems, roots, and deep flower color
- 18. Damping-off disease of seedlings is caused by this pathogen