Soil management

[by] D. B. Davies, D. J. Eagle and J. B. Finney
Bok · Engelsk · 1972 D.B. Davies

Utgitt	Ipswich : Farming Press , 1972
Omfang	254 s., pl. : ill., kart
Emner	Soil management Plant nutrition Ploughing Reclamation Soil classification
ISBN	0852360258