Orthents are soils defined in USDA soil taxonomy as entisols that lack due to either steep slopes or parent materials that contain no permanent weatherable minerals (such as ironstone).
石質土為一種含有一定量石塊的土壤，主要由許多碎石塊所組成，由於其表面或內部大部分由石塊所組成，所以並不適合用來作為農業用地。這種土壤在台灣常見。主要可以分為以石塊為主的以及以土壤為主的。
Abstract from DBpedia / Wikipedia · CC BY-SA
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).