1. Ultisols are commonly found in areas with high rainfall and warm climates.
热带和亚热带地区常见的Ultisols土壤在降雨量高、气候温暖的地方普遍存在。
2. Agriculture in ultisol regions often requires heavy nutrient supplementation.
在Ultisols土壤区域的农业通常需要大量的营养补充。