# 1pilihan
What is the ideal soil pH range for rubber cultivation?
5.5 – 6.5
4.0 – 5.0
7.0 – 8.0
PRI 430 CHAPTER 4
Eva Jacqueline
Gaya Bebas
PRI 430 CHAPTER 4
23
PRI 430 CHAPTER 4
23
10 soalan
Allow incorrect answer
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# 2pilihan
Which of the following soil types is most suitable for rubber plantations?
Well-drained sandy loam
Clayey soil
Saline soil
Peat soil
# 3pilihan
What is the minimum annual rainfall required for optimal rubber tree growth?
2000 mm
1000 mm
1500 mm
2500 mm
# 4pilihan
How does high rainfall affect soil pH?
Leads to more acidic soil
Increases alkalinity
Causes neutralization
Has no effect
# 5pilihan
What is the main benefit of using legume cover crops in plantations?
Fix nitrogen and improve soil fertility
Increase fruit size
Reduce plant height
Prevent pest infestation
# 6Betul/Salah
Does soil organic matter decrease with increasing rainfall?
# 7Betul/Salah
Does mulching help regulate soil temperature?
# 8Betul/Salah
Can rubber trees grow in desert climates?
# 9Betul/Salah
Are sandy soils the best choice for rubber plantations?
# 10Betul/Salah
Can excessive rainfall lead to soil nutrient loss through leaching?
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