Depletion soil是什么意思

网络释义

1)Depletion soil,耗竭土壤2)soil exhaustion,土壤耗竭3)soil exhaustion,土壤衰竭4)land exhaustion,土地耗竭5)soil depletion,土壤损耗6)Rain-fed Agroculture Region,土培氮素耗竭