登入選單
返回Google圖書搜尋
A Study of the Influence of Physical Soil Factors and of Various Fertilizer Chemicals on the Growth of the Carnation Plant
出版Agricultural Experiment Station of the Rhode Island State College, 1921
URLhttp://books.google.com.hk/books?id=H8EnAQAAMAAJ&hl=&source=gbs_api