Soil and water conservation:
Troeh, F.R.
Soil and water conservation: Productivity and environmental protection - 3 rd. - New Jersey (USA) : Prentice Hall, 1999 - 610 pages - Printed
English
0-136-22200-5
631.45 / TRO
Soil and water conservation: Productivity and environmental protection - 3 rd. - New Jersey (USA) : Prentice Hall, 1999 - 610 pages - Printed
English
0-136-22200-5
631.45 / TRO