1. Soil ecology in sustainable agricultural systems
Author:
Library: Central Library and Information Center of Shahed University (Tehran)
Subject: Agricultural ecology -- Congresses,Soil ecology -- Congresses,Sustainable agriculture -- Congresses
Classification :
S
،
589
.
7
،.
S637
،
1997
2. Soil ecology in sustainable agricultural systems
Author: / edited by Lijbert Brussaard,Ronald ferrera -Cerrato
Library: Central Library and Information Center of the University of Mohaghegh Ardabili (Ardabil)
Subject: Agricultural ecology -Congresses,Soil ecology - Congresses,Sustainable agriculture - Congresses
Classification :
S589
,.
7
.
S637
3. Soil ecology in sustainable agricultural systems
Author: edited by Lijbert Brussaard, Ronald Ferrera-Cerrato
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Congresses ، Agricultural ecology,Congresses ، Soil ecology,Congresses ، Sustainable agriculture
Classification :
S
589
.
7
.
S637
1997
