1. Conservation agriculture
Author: / Land and Plant Nutrition Management Service, Land and Water Development Division
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Agricultural conservation-- Case studies-- Latin America,Agricultural conservation-- Case studies-- Africa
Classification :
S
604
.
64
.
L3C6
2001
2. Manual on integrated soil management and conservation practices
Author: / Organized by the Land and Plant Nutrition Management Service of the Land and Water Development Division and the Agricultural Branch of the Agricultural Support Systems Division FAO
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Soil management,Soil conservation
Classification :
S
591
.
M3
2000
