Soils and other growth media
635.91
F595S
Flegmann, A W
 Soils and other growth media \ A W Flegmann - London : Macmillan, 1975.
 170p.   ISBN: 333-12571-1
93314
  Subjects: Soils; Soil acidity; Soil aeration; Soilair; Horticultural crops; Food crops.

