Soils and field drainage
Thomasson, A. J.
Soils and field drainage - Harpenden : Rothamsted Experimental Station, 1975 - 80 p. : mapas - Technical monograph ; 7 . - Technical monograph ; 7 .
46432
Drenaje.
Soils and field drainage - Harpenden : Rothamsted Experimental Station, 1975 - 80 p. : mapas - Technical monograph ; 7 . - Technical monograph ; 7 .
46432
Drenaje.
