1. #Aphids on the world's crops
Author: #R.L. Blackman and V.F. Eastop
Library: Central Library of Esfehan University of Technology (Esfahan)
Subject: Aphididae- Host plants ،Field crops- Diseases and pests
Classification :
#
SB
،#.
A5
,
B63
،#
2000


2. Aphids on the world's crops
Author: R.L. Blackman, V.F. Eastop
Library: Central Library and Information Center of Shahed University (Tehran)
Subject: Aphids -- Host plants,Field crops -- Diseases and pests
Classification :
SB
،
945
،.
A5
,
B63
،
2000

