Legislative principles of soil conservation.

Detaylı Bibliyografya
Yazar: Christy, Lawrence C.
Materyal Türü: Kitap
Dil:English
Baskı/Yayın Bilgisi: Rome Food and Agriculture Organization of the United Nations [c1972].
Seri Bilgileri:Food and Agriculture Organization of the United Nations. Soils bulletin 15
Konular: