1. Food and Agriculture Organization of the United National. Land and Water Development Division
Author: Soil erosion by water: some measures for its control on cultivated lands
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Erosion,، Soil conservation
Classification :
QE
571
.
F656
1965
2. Soil erosion by water: some measures for its control on cultivated lands
Author:
Library: Central Library of Agricultural (Tehran)
Subject: $AErosion,$ASoil conservation
Classification :
S
623
.
S68
1965
