登入選單
返回Google圖書搜尋
A Method of Avoiding Lettuce Rot ; Potato Scab Experiments
Harrison Garman
出版Kentucky Agricultural Experiment Station of the State College of Kentucky, 1899
URLhttp://books.google.com.hk/books?id=31wnAQAAMAAJ&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN