1. Ecology of Arable land; perspectives and challenges
Author: edited by M. clarholm and L. Bergstrom
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Congresses ، Agricultural ecology
Classification :
S
589
.
7
.
E26
1989
2. Ecology of arable land
Author:
Library: Central Library and Information Center of Shahed University (Tehran)
Subject: Agricultural ecology -- Congresses,Soil ecology -- Congresses,Plant -- soil relationships -- Congresses
Classification :
S
،
589
.
7
،.
E26
،
1989
3. Ecology of arable land :perspectives and challenges
Author:
Library: Central Library of Agricultural (Tehran)
Subject: $AAgricultural ecology$BCongresses,$ASoil ecology$BCongresses,$APlant-soil relationships$BCongresses
Classification :
S
589
.
7
.
E26
1989
4. disinfeca%
Author: edited by M. Clarholm and L. Bergstrom
Library: Library of Graduate Faculty of Environment of Tehran Univerdity (Tehran)
Subject: Agricultural ecology - congresses,Soil ecology - congresses,Plant - soil relationships - congresses
Classification :
S
589
.
7
.
E26
1989
