loamy       
adjective uk/ˈləʊ.mi/ us/ˈloʊ.mi/
 壤土的,沃土的
consisting of or similar to loam (= high-quality earth that is a mixture of sand, clay, and decaying plant material)
  The rich, loamy soil is well suited for farming. 这种肥沃的壤土非常适合耕种。 
 I like the loamy smell of the compost. 我喜欢堆肥的那种像壤土的味道。 
 See: loam
 - More examples
 - The bottom of the river is rocky, the banks are loamy clay.
 - The texture is loamy with the feel of more sand grains.
 - Humidity rises from the loamy earth of the rain forest.