登入選單
返回Google圖書搜尋
Predicting Rainfall-erosion Losses from Cropland East of the Rocky Mountains
Walter H. WischmeierDwight David Smith
其他書名
Guide for Selection of Practices for Soil and Water Conservation
出版Agricultural Research Service, U.S. Department of Agriculture, 1965
URLhttp://books.google.com.hk/books?id=o3S_VNBa9HMC&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN