Plant Protection

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Across
  1. 4. Toxic substances produced by fungi that can contaminate crops and pose ‎health risks.‎
  2. 5. Referring to the movement of substances through the spaces between cells ‎in plant tissues, excluding the cytoplasm.‎
  3. 8. A nematode which transmits Corynebacterium insidiosum to lucerne ‎plants.‎
  4. 10. A type of spore produced by rust fungi as part of their complex life cycle.‎
  5. 13. A ‎nematode genus that transmits Corynebacterium insidiosum to lucerne ‎plants.‎
  6. 15. An enzyme produced by plants to degrade chitin, a component of fungal cell ‎walls, as a defense mechanism.‎
  7. 16. The biological mechanism that leads to disease development in plants.‎
  8. 17. The time between two molts
  9. 18. The pupa stage of a butterfly. ‎
Down
  1. 1. A type of parasite that lives inside its host, often feeding on plant tissues.‎
  2. 2. A genus of aphids, important agricultural pests.‎
  3. 3. Sterol-like molecules found in bacterial cell membranes.‎
  4. 4. The vegetative part of a fungus, consisting of a network of fine threads.‎
  5. 6. Referring to substances or processes that affect the entire plant, such as systemic ‎pesticides.‎
  6. 7. The thread-like structures that make up fungal mycelium.‎
  7. 9. A temporary commensalistic relationship when an organism attaches itself to ‎a ‎host organism solely for travel.‎
  8. 11. The protective waxy layer covering the surface of leaves and stems.‎
  9. 12. A symbiotic relationship where an animal infects a host and waits ‎inside its ‎body until its death.‎
  10. 14. A virus that infects and kills bacteria, potentially useful in plant pathogen control.‎