登入選單

返回Google圖書搜尋

The Effect of Different Levels of Soil-moisture Stress and Plant-spacings on the Yield of Cucumbers

Rajinder Singh Kahlon

出版	University of California, Davis, 1966
URL	http://books.google.com.hk/books?id=U-Jkr6w3OjAC&hl=&source=gbs_api