tilth
/tɪlθ/noun
mass noun
1- cultivation of land; tillage耕种, 耕作。
1.1
- in sing. the condition of tilled soil, especially in respect to suitability for sowing seeds（是否适合播种的）耕作程度：
he could determine whether the soil was of the right tilth.
他能判断土壤是否具备耕作适度。
1.2
- prepared surface soil耕过的表层土。
词源
Old English tilth, tilthe, from tilian （see TILL3）.