1. Aphids on the world's crops: An identification guide
Author: Blackman, Roger L.
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Host plants ، Aphididae,Diseases and pests ، Field crops
Classification :
SB
945
.
P64
B5
1984


2. Aphids on the world's crops: an identification and information guide
Author: Blackman, Roger L.
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Host plants ، Aphididae,Diseases and pests ، Field crops
Classification :
SB
945
.
A5
B63
2000


3. Aphids on the world's crops :an indentification and information guide
Author: Blackman, R. L. )Roger L.(
Library: Central Library of Agricultural (Tehran)
Subject: $AAphididae$BHost plants,$AField crops$BDiseases and pests
Classification :
SB
945
.
A5B63
2000


4. Aphids on the world's crops : an indentification and information guide
Author: Blackman, R. L. )Roger L.(
Library: Central Library and Documentation Center (Kerman)
Subject: ، Aphididae - Host plants,، Field crops - Diseases and pests
Classification :
SB
945
.
A5
B63
2000


5. Aphids on the worldبs herbaceous plants and shrubs
Author: Blackman, R. L. )Roger L.(, 1491-,R.L. Blackman and V.F.Eastop.
Library: Library and Documentation Center of Kurdistan University (Kurdistan)
Subject: ، Aphididae,، Aphididae - Identification,، Shrubs - Diseases and pests,، Perennials - Diseases and pests.
Classification :
SB
945
.
A5
.
A6

