登入
選單
返回
Google圖書搜尋
Insecticide Dusts to Control the Clover Root Borer and the Meadow Spittlebug
Bernard Auman App
R. T. Everly
出版
U.S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine
, 1950
URL
http://books.google.com.hk/books?id=3qzBvAEACAAJ&hl=&source=gbs_api
