登入
選單
返回
Google圖書搜尋
Chemical Weed Control in Non-bearing Apple Orchards
William Everett Chappell (Jr.)
Allan H. Kates
G. R. Williams
出版
Agricultural Extension Service, Virginia Polytechnic Institute
, 1963
URL
http://books.google.com.hk/books?id=1IBxswEACAAJ&hl=&source=gbs_api