Ahad Sahragard
PhD, Professor in Agricultural Entomology
Education: Plant protection (Bsc, ), Agricultural Entomology (Msc., ) : Tehran Univ. Iran , Ph.D (Agricultural Entomology : Biological Control) : Univ. of Wales, College of Cardiff, UK.
Occupation and Adminstration: Academic member of the Dept. of Plant
Protection , College of Agriculture, Univ. of Guilan. Rasht, Iran.
Dean of Agricultural College, Guilan Univ. ( 1998 to 2004)
Vice chancellor for cultural and student affairs (2004 – 2007)
Teaching experiences:
Principles of Pest control
Major fruit trees pests
Research methods in entomology
Biological control
Insect ecology
Insect population dynamics
Pest management
Beekeeping
Research interests:
Biological and ecological studies on insects pests and
natural enemies (Biological control)
Research publications :
Journal papers (Selected)
1) Sahragard, A.; M. A. Jervis, & N.A.C. Kidd. 1991. Influence of host
availability on rates of oviposition and host-feeding, and on
longevity in Dicondylus indianus Olmi (Hym: Dryinidae), a
parasitoid of the rice brown planthopper, Nilaparvata lugens Stal
(Hem: Delphacidae)). J. of Appl. Ent. (112) 153-162.
2) Khanjani, M. ; K. Kamali, & A. Sahragard. 1997. An investigation on the
feeding preferences of Anystis baccarum to the different
developmental stages of twospotted mite, Tetranychus turkestani .J.
of Pezhohesh and Sazandegi, Jihad Minstry. Iran. No: 33, 110-112.
3) Emami, M. S.; A. Sahragard ,& J. Hajizadeh. 1998. Effect of different
temperatures on development of Scymnus syriacus (Col:
Coccinellidae). J. of Applied Entomol and Phytopathol. Vol: 16,
17, 35-40. Plant pest and disease research Inst. Tehran, Iran.
4) Mirabzadeh, A.; A. Sahragard, ; M.S. Mossaddegh, & M. Azema. 1998.
Host species and host stage selection by Chrysoperla carnea (Neu:
Chrysopidae). J. of Entomological Society of Iran. (16,17) 57-69.
5) Mirabzadeh, A. ; A. Sahragard, & M. Azema. 1999. Functional responses
of Chrysoperla carnea larvae to densities of Pterochlorus persicae ,
Uroleucon cichorii and Aphis craccivora. Seed and plant J. of
Agricultural research. 13(2), 29-34.
6) Emami, M. S; A. Sahragard, & J. Hajizadeh. 2000. Functional response
of Scymnus syriacus (Col: Coccinellidae) to different densities of
Aphis spiraecola (Hom: Aphididae). J. of Applied Entomol and
Phytopathol. Plant pest and Disease Research Inst. Tehran, Iran.
67, (1,2) 42-50.
7) Khanjani, M.; K. Kamali, & A. Sahragard. 2000. Studies on functional
response of Anystis baccarum (Acari: Anystidae) to densities of
twospotted mite , Tetranychus turkestani (Acari : Tetranychidae).
J. of Agric. Sciences and Technology, Mashhad Ferdowsi Univ.
Mashhad , Iran. 14 (2), 141-147.
9) Arbab, A. ; D. Kontodimas, & A. Sahragard. 2006. Estimating development
of Aphis pomi (Degeer) (Homoptera: Aphididae) using nonlinear
models. Environ. Entomol. 35(5): 1208-1215.
10) Lashkari, M.R. ; A. Sahragard & M. Ghadamyari. 2007. Sublethal effects of
imidacloprid and pymetrozine on population growth parameters of
cabbage aphid, Brevicoryne brassicae on rapeseed, Brassica napus L. Insect
Science (2007) 14: 207-212.
11) Jaihoni, M. A. Sahragard & L. Salehi. 2008 Behavioural response of
Chilocorus bipustulaus (Coleoptera: Coccinellidae) to variation in Unaspis
eunymi (Homoptera: Diaspididae) density at spatial scales. Munis Journal of
Zoology and Entomology 3)2 ) 747-760 .
12) Forouzan, M., M. Amir-Maafi, & A. Sahragard. 2008 . Temperature-dependent
development of Habrobracon hebetor (Hymenoptera: Braconidae) reared on
the larvae of Galleria mellonella (Lepidoptera: Pyralidae). Journal of
Entomological Society of Iran 28(1), 69-80.
13) Soroushmehr, Z. A. Sahragard & L. Salehi, 2008. Life table statistics of the lady
beetle, Scymnus syriacus reared on the green citrus aphid, Aphis spiraecola fed
on two host plants. Journal of Entomological Sciences, 11(3): 281-289.
14) Jaihoni , M. A. Sahragard & L. Salehi . 2008 Behavioural response of
Chilocorus bipustulaus (Coleoptera: Coccinellidae) to variation in Unaspis
eunymi (Homoptera Diaspididae) density at spatial scales. Munis Journal of
Zoology and Entomology 3)2 ): 747-760 .
15) Mahmoudi Majid, AhadSahragard and JalalJalaliSendi. 2010. Effects of age
and host availability on reproduction of Trioxys angelicae Haliday
(Hymenoptera: Braconidae) parasitizing Aphis fabae Scopoli (Hemiptera:
Aphididae). Journal of Pest Science, 83:33-39.
16) Mollashahi, M. , A. Sahragard and R. Hosseini. 2009. A comparative
study on the population growth parameters of Coccinella septempunctata
(Col.: Coccinellidae) and melon aphid, Aphis gossypii (Hem.: Aphididae)
under laboratory conditions. Journal of Entomological Society of Iran, 29(1):
1-12.(In Persian with English Abstract).
17) Mahmoudi Majid, AhadSahragard and JalalJalaliSendi. 2010. Foraging efficiency of Lysiphlebus fabarum Marshall (Hymenoptera: Aphidiidae) parasitizing the black bean aphid, Aphis fabae Scopoli (Hemiptera: Aphididae) under laboratory conditions. Journal of Asia Pacific Entomology, 13: 111–116.
18) Nasrin Shahbazvar, S. Manzari, A. Sahragard, R. Hosseini & J. Hajizadeh. 2010. A new species of Aleuroclava Singh (Hemiptera: Aleyrodidae) from Iran. Zootaxa 2428: 64–68.
19) Nasrin Shahbazvar, S. Manzari, A. Sahragard, R. Hosseini & J. Hajizadeh.
2010. A faunal study of whiteflies (Hemiptera: Aleyrodidae) and their
parasitoids in Guilan province, Iran. Entomofauna, Band 31, Heft 19: 273-
288.
20) Sahragard, A. and M. Rafatifard. 2010. Biology and effect of temperature on
larval development time of Chironomus riparius Meigen (Diptera:
Chironomidae) under laboratory conditions. Munis Entomology & Zoology,
5, suppl.: 1025-1033.
21) Reza Sabaghi, Ahad Sahragard, Reza Hosseini. 2011. FUNCTIONAL AND
NUMERICAL RESPONSES OF SCYMNUS SYRIACUS MARSEUL
(COLEOPTERA: COCCINELLIDAE) TO THE BLACK BEAN APHID,
APHIS FABAE SCOPOLI (HEMIPTERA: APHIDIDAE) UNDER
LABORATORY CONDITIONS. JOURNAL OF PLANT PROTECTION
RESEARCH Vol. 51, No. 4: 423- 428.
22) R Sabaghi, A Sahragard and R Hosseini. 2011. Area dependent searching
efficiency of Scymnus syriacus (Col.: Coccinellidae) feeding on Aphis craccivora
(Hem.: Aphididae). Journal of Entomological Society of Iran, 31(1), 1-16.
23) Samane Sakaki, Ahad Sahragard . 2011. A new method to study the functional
response of Scymnus syriacus (Coleoptera: Coccinellidae) to different densities
of Aphis gossypii. Journal of Asia-Pacific Entomology 14 (2011) 459–462.
24) Nasrin SHAHBAZVAR, Ahad SAHRAGARD, Reza HOSSEINI & Jalil
HAJIZADEH. 2011. A preliminarily study on adult characters of whiteflies
(Hem.: Aleyrodidae). Entomofauna, Band 32, Heft 30: 413-420.
25) F. Salehi, V. Baniameri, A. Sahragard and J. Hajizadeh. 2011. Aggregation
response of Orius niger (Hem.: Anthocoridae) to different densities of Thrips tabaci
(Thys.: Thripidae) under laboratory conditions. J. of Entomological Society of Iran,
31(1): 25-35.
26) Morteza Ebrahimi & Ahad Sahragard & Reza Talaei-Hassanloui. 2012. Effect
of Bacillus thuringiensis var. kurstaki on survival and mortality of immature and
mature stages of Diadegma insulare parasitizing Plutella xylostella.
Phytoparasitica, 40: 393–401.
28) Saiedeh Masoumeh FOTUKKIAII1 Ahad SAHRAGARD. 2012. Functional
Response of Fourth Instar Larvae and the Female Serangium montazerii Fursch
(Coleoptera: Coccinellidae) to Different Densities of Dialeurodes citri
(Ashmead) (Hemiptera: Aleyrodidae) Under Laboratory Conditions. J. Entomol.
Res. Soc., 14(2): 01-07.
29) Khadijeh Madahi and Ahad Sahragard. 2012. Comparative life table of Aphis
pomi (Hemiptera: Aphididae) on two host plants Malus pumila L. and
Chaenomeles japonica under laboratory conditions. J. Crop Prot. 2012, 1 (4):
321-330.
31) Davoodi Dehkordi1, S. and A. Sahragard. 2013. Functional Response of
Hippodamia variegata (Coleoptera: Coccinellidae) to Different Densities of Aphis
gossypii (Hemiptera: Aphididae) in an Open Patch Design. J. Agr. Sci. Tech.
(2013) Vol. 15: 651-659.
32) Davoodi Dehkordi, Soodeh, Ahad Sahragard, and Jalil Hajizadeh. 2013. The
Effect of Prey Density on Life Table Parameters of Hippodamia variegata
(Coleoptera: Coccinellidae) Fed on Aphis gossypii (Hemiptera: Aphididae) under
Laboratory Conditions. Hindawi Publishing Corporation ISRN Entomology
Volume 2013, Article ID 281476, 7 pageshttp://dx.doi.org/10.1155/2013/281476.
33) EBRAHIMI, MORTEZA,, AHAD SAHRAGARD, REZA TALAEI-
HASSANLOUI AURANG KAVOUSI, AND HSIN CHI. 2013. The Life Table
and Parasitism Rate of Diadegma insulare (Hymenoptera: Ichneumonidae) Reared
on Larvae of Plutella xylostella (Lepidoptera: Plutellidae), With Special
Reference to the Variable Sex Ratio of the Offspring and Comparison of Jackknife
and Bootstrap Techniques. Ann. Entomol. Soc. Am. 106(3): 279-287.
34) Fotukkiaii1, Seyedeh Masoumeh, Ahad Sahragard and Mohammad Fazel
Halajisani. 2013. Comparing demographic parameters of Serangium montazerii
(Coleoptera: Coccinellidae) on citrus whitefly, Dialeurodes citri (Hemiptera:
Aleyrodidae) fed on two host plants. J. Crop Prot. 2013, 2 (1): 51-61.
35) Madahi, Khadijeh Ahad Sahragard and Reza Hosseini. 2013. Influence of Aphis
gossypii Glover (Hemiptera: Aphididae) density on life table parameters of
Aphidoletes aphidimyza Rondani (Diptera: Cecidomyiidae) under laboratory
conditions. J. Crop Prot. 2013, 2 (3): 355- 368.
36) Madahi, Khadijeh , Ahad Sahragard, Reza Hosseini. 2013. PREY DENSITY
DEPENDENT LIFE TABLE OF APHIDOLETES APHIDOMYZA RONDANI
(DIP., CECIDOMYIIDAE) FEEDING ON APHIS CRACCIVORA KOCH (HEM.,
APHIDIDAE) UNDER LABORATORY CONDITIONS. JOURNAL OF
PLANT PROTECTION RESEARCH 53( 3): 253-262.
37) Mohammadreza Lashkari, Shahab Manzari,b Ahad Sahragard, Valeria
Malagnini, Laura. M. Boykin and Reza Hosseini. 2013. Global genetic variation
in the Asian citruspsyllid, Diaphorina citri (Hemiptera: Psyllidae and
endosymbiont Wolbachia: links between Iran and the USA detected.
(wileyonlinelibrary.com) DOI 10.1002/ps.3643.
38) Fotukkiaii , S. M. and A. Sahragard 2013. Functional response of Serangium
montazerii (Col.:Coccinellidae) to different densities of Dialeurodes citri (Hem.:
Aleyrodidae): an open- patch approach. Journal of Entomological Society of Iran,
33(2): 1-7.
39) Ramzi, Samar, Ahad Sahragard , Jalal, J. Sendi and Ali Aalami. 2013. Effects
of an extracted lectin from Citrullus colocynthis L.(Cucurbitaceae) on survival,
digestion and energy reserves of Ectomyelois ceratoniae Zeller (Lepidoptera:
Pyralidae). Frontiers in Physiology invertebrate Physiology Vol 4(article 328: 1-
8.
40) Ramzi, Samar, Ahad Sahragard. 2013. A lectin extracted from Citrullus
colocynthis L. (Cucurbitaceae) inhibits digestive α-amylase of Ectomyelois
ceratoniae Zeller (Lepidoptera: Pyralidae). Journal of Entomological and
Acarological Research . 45:e20 doi: 10.4081/jear.2013.e20.
44444444.
041) Reza Jalalipour, Ahad Sahragard and Azadeh Karimi-Malati. 2014. Effect of
different foraging periods on the functional response of Aphidoletes aphidimyza
(Diptera: Cecidomyiidae) at different densities of Aphis craccivora. . J. Crop
Prot. 3 (2): 283-293..
42) Nikbin, R., A. Sahragard, and M. Hoseini. 2014.. Age-specific Functional
response of Trichogramma brassicae (Hymenoptera: Trichogrammatidae)
Parasitizing Different Egg densities of Ephestia kuehniella J. Agr. Scie. Tech., 16
( 6).
43) Hamidoghli, Ali, Bahram Falahatkar, Majidreza Khoshkholgh and Ahad
Sahragard, 2014. Production and Enrichment of Chironomid Larva with
Different Levels of Vitamin C and Effects on Performance of Persian Sturgeon
Larvae. North American Journal of Aquaculture. 76: 289–295.\
44) Piri, Frouzan, Ahad Sahragard and Mohammad Ghadamyari.2014. Sublethal
Effects of Spinosad on Some Biochemical and Biological Parameters of
Glyphodes pyloalis Walker (Lepidoptera: Pyralidae). Plant Protect. Sci. 50 (3):
135–144.
45) Mahmoudi, M. & , A. Sahragard , H. Pezhman and M. Ghadamyari . 2014.
Efficacy of biorational insecticides against Dubas bug, Ommatissus lybicus
(Hem.: Tropiduchidae) in a date palm orchard and evaluation of kaolin and
mineral oil in theLaboratory. Journal of Entomological Society of Iran33(4):1-
10.
46) MOHAMMADZADEH TAMAM, B. , M. GHADAMYARI, A. SAHRAGARD
and A. KARIMI- MALATI . 2014. Sublethal Effects of Spinosad on Some
Biochemical Parameters of Xanthogaleruca luteola (Müller) (Coleoptera:
Chrysomelidae). Plant Protect. Sci. Vol. 50, No. 4: 199–206.
47) HAMIDOGHLI, A. B. FALAHATKAR, M. KHOSHKHOLGH, and A.
SAHRAGARD . 2014. Enrichment of Chironomid Larvae with Ascorbic Acid.
. Journal of Applied Aquaculture. 26: 216–224.
48) Ramzi, S., A. Sahragard, A. Zibaee. 2014. Effects of Citrullus colocynthis
agglutinin on intermediary metabolism of Ectomyelois ceratoniae Zeller
(Lepidoptera: Pyralidae). Journal of Asia-Pacific Entomology 17 (2014) 273–279.
49) Manzari, S. and A. Sahragard. 2014. First record of Acizzia jamatonica
(Kuwayama) (Hemiptera: Psyllidae: Acizziinae) in Iran. J. Crop Prot. 2014, 3
(Supplementary): 611‐614.
50) Madahi, Kh. A. Sahragard and R. Hosseini. 2015. Predation rate and numerical
response of Aphidoletes aphidimyza feeding on different densities of Aphis
craccivora. Biocontrol Science and Technology, Vol. 25, No. 1, 72–83.
51) Mehdi Mollashahi , Ahad Sahragard Jafar Mohaghegh , Reza Hosseini and
Hossein Sabouri . 2015. Effect of Two Host Plants, Helianthus annuus L. and
Sinapis arvensis L., on Life Table Parameters of Nysius cymoides (Spinola)
(Hemiptera: Lygaeidae) under Laboratory Conditions. Plant Protect. Sci. doi:
10.17221/90/2015- PPS.
52) Mehdi Mollashahi1, Ahad Sahragard, Jafar Mohaghegh-Neyshabouri, Reza
Hosseini, Hossein Sabouri . 2016. Resistance of canola cultivars affect life table
parameters of Nysius cymoides (Spinola) (Hemiptera: Lygaeidae). JOURNAL OF
PLANT PROTECTION RESEARCH. Vol. 56, No. 1: 45-53.
53) Frouzan Piri Aliabadi, Ahad Sahragard and Mohammad Ghadamyari. 2016.
Lethal and sublethal effects of a chitin synthesis inhibitor,lufenuron, against
Glyphodes pyloalis Walker (Lepidoptera: Pyralidae). J. Crop Prot. 5 (2): 203‐214.
54) Samar Ramzi1, Ahad Sahragard, Jalal Jalali Sendi2 and Ali Aalami.. 2016.
Effectof Citrullus colocynthis (Cucurbitaceae) agglutinin on the life table
parameters of Apomyelois ceratoniae (Lepidoptera: Pyralidae). J. Crop Prot.
2016, 5 (1): 19‐31.
55) Davoodi Dehkordi, S and A. Sahragard.2016. Predation rate of Hippodamia
variegata (Coleoptera: Coccinellidae) feeding on different densities of Aphis
gossypii (Hemiptera: Aphididae). Journal of Entomological Society of Iran. 35(4):
1-8.
56) Ramzi, S., A. Sahragard, J.J. Sendi, A. Aalami . 2016. Effect of Citrullus
colocynthis L. (Cucurbitaceae) agglutinin on gene expression of caspases in
Ectomyelois ceratoniae Zeller (Lepidoptera: Crambidae). J. Entomological and
Acarological Research.48: 5699.
Conference abstracts: (Selected):
1) Jervis, M. A.; N. A. C. Kidd, and A. Sahragard. 1986. Host-feeding in Dryinidae: its adaptive significance consequences for parasitoid host population dynamics. 6th Auchen. Meeting. Turin. Italy.
2) Sahragard. A.; M. A. Jervis, and N. A. C. Kidd. 1991. Influence of host
availablity on rates of oviposition and host-feeding, and on longevity in
Dicondylus indianus Olmi (Hym:,Dryinidae), a parasitoid of the Rice
Brown Planthopper, Nilaparvata lugens Stal (Hem.,Delphacidae). J. of
Appl. Ent. Hamburg, Berlin, Germany.
3) Arbab, A. ; J. Jalali, & A. Sahragard. 2000. Determination of spatial
distribution pattern on the elm leaf beetle in the urban environment.
14th Iranian Plant Protection Congress, P:141.
4) Babaee, M.R.; A. Sahragard, & A. Rezwani. 2000. Three species of
parasitoids (Aphidiidae) on forest trees aphids in Mazandaran and a
new method in determining percent parasitism. 14th Iranian Plant
Protection Congress, P: 128.
5) Dezianian, A. & A. Sahragard. 2000. Investigation on natural enemies of