How to Cultivate Yangmei Fruits
  • 1. What climate is most suitable for Yangmei cultivation?
A) Tropical Rainforest
B) Subtropical
C) Desert
D) Arctic
  • 2. What type of soil pH is ideal for Yangmei trees?
A) Neutral
B) Highly alkaline
C) Slightly acidic
D) Alkaline
  • 3. What is the primary method of Yangmei propagation?
A) Cutting
B) Seed
C) Grafting
D) Layering
  • 4. Which of these is a common pest affecting Yangmei trees?
A) Earthworms
B) Honeybees
C) Ladybugs
D) Fruit flies
  • 5. At what age do Yangmei trees typically begin to bear fruit?
A) 1-2 years
B) 8-10 years
C) 12-15 years
D) 4-6 years
  • 6. What is the best time to prune Yangmei trees?
A) During flowering
B) After harvest
C) During fruiting
D) Winter dormancy
  • 7. Which fertilizer is beneficial for fruit development in Yangmei?
A) Phosphorus
B) Potassium
C) Nitrogen
D) Calcium
  • 8. What does mulching around Yangmei trees primarily help with?
A) Pest attraction
B) Sunburn prevention
C) Increased soil alkalinity
D) Moisture retention
  • 9. What type of sunlight exposure is best for Yangmei trees?
A) Dappled shade
B) Complete sun blockage
C) Full shade
D) Full sun to partial shade
  • 10. What is the main reason for grafting Yangmei trees?
A) Increase disease susceptibility
B) Decrease fruit yield
C) Promote slower growth
D) Maintain desired traits
  • 11. Which disease commonly affects Yangmei fruit, causing rot?
A) Powdery mildew
B) Anthracnose
C) Rust
D) Leaf spot
  • 12. What is the recommended spacing between Yangmei trees?
A) 12-14 meters
B) 1-2 meters
C) 4-6 meters
D) 8-10 meters
  • 13. What is the purpose of thinning Yangmei fruits?
A) Reduce tree lifespan
B) Improve fruit size
C) Increase disease spread
D) Decrease fruit sweetness
  • 14. Which of these is NOT a sign of a healthy Yangmei tree?
A) Abundant fruit set
B) Deep green foliage
C) Vigorous growth
D) Yellowing leaves
  • 15. How often should Yangmei trees be watered, especially when young?
A) Rarely
B) Only when it rains
C) Regularly
D) Never
  • 16. What can be done to protect Yangmei fruits from birds?
A) Fertilizing
B) Pruning
C) Netting
D) Watering
  • 17. Which element is crucial for root development in Yangmei seedlings?
A) Nitrogen
B) Iron
C) Potassium
D) Phosphorus
  • 18. What is a sign of over-fertilization in Yangmei trees?
A) Greener leaves
B) Leaf burn
C) Increased fruit production
D) Stronger branches
  • 19. What is the best time to harvest Yangmei fruits?
A) Before they reach full size
B) When fully colored and slightly soft
C) When green and hard
D) During flowering
  • 20. Which type of graft is commonly used for Yangmei?
A) Cleft graft
B) Approach graft
C) Bridge graft
D) Whip graft
  • 21. What is the main benefit of using organic fertilizers for Yangmei?
A) Improved soil health
B) Faster fruit ripening
C) Increased fruit size
D) Brighter fruit color
  • 22. Which insect helps pollinate Yangmei flowers?
A) Bees
B) Caterpillars
C) Aphids
D) Ants
  • 23. What type of rootstock is preferred for Yangmei grafting?
A) Dwarf
B) Fast-growing
C) Slow-growing
D) Disease-resistant
  • 24. What can be added to the soil to improve drainage for Yangmei trees?
A) Silt
B) Sand
C) Clay
D) Peat moss
  • 25. What tool is essential for pruning Yangmei branches?
A) Rake
B) Hoe
C) Shovel
D) Pruning shears
  • 26. What is a potential consequence of neglecting to prune Yangmei trees?
A) Faster tree growth
B) Improved disease resistance
C) Increased fruit size
D) Reduced fruit yield
  • 27. What is a common symptom of iron deficiency in Yangmei trees?
A) Dark green leaves
B) Yellow leaves with green veins
C) Red leaves
D) Spotted leaves
  • 28. How can you prevent sunscald on Yangmei tree trunks?
A) Water less frequently
B) Fertilize excessively
C) Wrap the trunk
D) Prune heavily
  • 29. What is the purpose of winter protection for young Yangmei trees in colder regions?
A) Increase soil acidity
B) Attract pollinators
C) Prevent frost damage
D) Encourage early flowering
  • 30. What type of irrigation is most efficient for Yangmei orchards?
A) Sprinkler irrigation
B) Drip irrigation
C) No irrigation
D) Flood irrigation
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