Legislative principles of soil conservation.

ग्रंथसूची विवरण
मुख्य लेखक: Christy, Lawrence C.
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: Rome Food and Agriculture Organization of the United Nations [c1972].
श्रृंखला:Food and Agriculture Organization of the United Nations. Soils bulletin 15
विषय: