Hammad, S.M. 1978, Pests of grain legumes and their control in Egypt. Pests of grain legumes: ecology and control
:135-137
(Eds: Singh, S.R.; Emden, H.F. van; Taylor, T.A.)
ISBN 0-12-646-350-6
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Hammad, S.M.; Shenouda, G.M.G.; El-Dees, A.L. 1967, Studies on the biology of Sitotroga cerealella Oliv. (Lep., Gelechiidae). Bulletin de la Société Entomologique d'Egypte
52:257-268
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Hammami, S.; Ezzine, O.; Dhahri, S.; Jamaa, M.L.B. 2016, Natural enemies of Orgyia trigotephras (Boisduval 1829) (Lepidoptera, Erebidae, Lymantriinae) in Tunisia. Turkish Journal of Forestry
17:58-61
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Hammer, O.H. 1936, The biology of the apple curculio (Tachypterellus quadrigibbus Say). Technical Bulletin. New York State Agricultural Experiment Station.
240:1-50
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Hammer, O.H. 1939, The tarnished plant bug as an apple pest. Journal of Economic Entomology
32(2):259-264
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Hammerski, M.R. 1988, A study of Tetrastichus galerucae (Fonscolombe) and Tetrastichus brevistgma (Gahan): two parasitoids of the elm leaf beetle (Xanthogaleruca luteola [Müller]) in central Ohio. PhD Thesis, Ohio State University, Columbus
:??
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Keywords: Biology; Hosts
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Hammond, H.E.; Smith, K.G.V. 1955, On some parasitic Diptera and Hymenoptera bred from lepidopterous hosts. Part II. Misc. records of Phoridae, Ichneumonidae and Eulophidae (Hym.). Entomologist's Gazette
6:168-174
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Keywords: Hosts
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Hammond, H.E.; Smith, K.G.V. 1957 (31 Jul 1957), On some parasitic Diptera and Hymenoptera bred from lepidopterous hosts. Pt III. Records of Tachinidae (Dipt.) Braconidae, Ichneumonidae, Encyrtidae, Pteromalidae, Eulophidae and Scelionidae. Entomologist's Gazette
8:181-189
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Hammond, H.E.; Smith, K.G.V. 1960 (31 Jan 1960), On some parasitic Diptera and Hymenoptera bred from lepidopterus hosts. Pt IV. Miscellaneous records of Braconidae, Ichneumonidae and Eulophidae (Hym.). Entomologist's Gazette
11:50-54
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Hammond, W.N.O. 1988, Ecological assessment of natural enemies of the cassava mealybug Phenacoccus manihoti Mat-Ferr. (Hom.: Pseudococcidae) in Africa. Proefschrift verk. graad Doctor Rijksuniversiteit te Leiden
:109pp
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Keywords: Biological control
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