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	Authors Year Title Journal
342	Bhathal, J.S. and G.S. Dhaliwal. 1990 Feeding efficiency of natural enemies of whitebacked planthopper, Sogatella furcifera (Horvath). Indian Journal of Entomology 52(2): 223-225.
356	Cheng, J.A. and J. Holt. 1990 A systems analysis approach to brown planthopper control on rice in Zhejiang Province, China. 1. Simulation of outbreaks. Journal of Applied Ecology 27(1): 85-99. pdf
409	Bourgoin, T. 1990 Les types de Fulgoromorpha de Blanchard du M.N.H.N. a Paris, 1. Designation de lectotypes des recoltes de d'Orbigny en Amerique du Sud. Revue Francaise d'Entomologie (Nouvelle Serie) 12(4): 163-165.
417	Bourgoin, T. and J. Huang 1990 Morphologie comparee des genitalia males des Trypetimorphini et remarques phylogénétiques (Hemiptera Fulgoromorpha : Tropiduchidae). Annales de la Société Entomologique de France (Nouvelle Serie) 26(4): 555-564. pdf
528	Carpenter, F.M. 1990 A substitute name for the extinct genus Eoricania Haupt (Hemiptera: Homoptera: Ricaniidae). Psyche 97(1-2): 131. pdf
565	Chaudhary, R.N. and V.K. Sharma. 1990 A note on Pyrilla perpusilla Walker on maize. Indian Journal of Plant Protection 18(1): 113-114.
625	Cheng, C.H. 1990 Studies on population dynamics and forecasting of population abundance of brown planthopper, Nilaparvata lugens in Chia-nan area. Chinese Journal of Entomology 10(1): 1-25.
627	Cheng, C.H. and J.L. Lu. 1990 Detection of the trans-oceanic immigration of rice planthoppers, Nilaparvata lugens Stal and Sogatella furcifera Horvath to the southwestern Taiwan and their relative weather-conditions. Chinese Journal of Entomology 10(3): 301-324.
692	Chujo, M. 1990 On a gigantic and curious formed Fulgora-species from Formosa. Nature and Insects 25(1): 33.
740	Clay, K. 1990 Fungal endophytes of grasses. Annual Review of Ecology and Systematics 21: 275-297. pdf
823	Cronin, J.T. and D.R. Strong. 1990 Biology of Anagrus delicatus (Hymenoptera: Mymaridae), an egg parasitoid of Prokelisia marginata (Homoptera: Delphacidae). Annals of the Entomological Society of America 83(4): 846-854. pdf
824	Cronin, J.T. and D.R. Strong. 1990 Density-independent parasitism among host patches by Anagrus delicatus (Hymenoptera: Mymaridae): experimental manipulation of hosts. Journal of Animal Ecology 59(3): 1019-1026.
836	Cuadra, P. and J.M. Maes. 1990 Problemas asociados al muestreo de Dalbulus maidis Delong & Wolcott en maiz en Nicaragua. Revista Nicaraguense de Entomologia 13: 29-55.
899	Demayo, C.G., R.C. Saxena, and A.A. Barrion. 1990 Allozyme variation in local populations of the brown planthopper Nilaparvata lugens (Stal) in the Philippines. Philippine Entomologist 8(2): 737-748.
952	Denno, R.F. and G.K. Roderick. 1990 Population biology of planthoppers. Annual Review of Entomology 35: 489–520. pdf
979	Remes-Lenicov, A.M.M. de and A. Teson. 1990 Estrepsipteros en Argentina parasitoides de insectos homopteros fulgoroideos (Insecta - Strepsiptera). Anales de la Sociedad Cientifica Argentina 220: 1-6. pdf
1002	de Winter, A. J. and T. Rollenhagen. 1990 The importance of male and female acoustic behaviour for reproductive isolation in Ribautodelphax planthoppers (Homoptera: Delphacidae). Biological Journal of the Linnean Society 40(2): 191-206.
1021	Ding, J.H. and J. Du. 1990 The utilization of free amino acids by brown planthopper from rice host. Entomological Knowledge 27(2): 65-67.
1038	Ding, J., F. Zhang and C. Hu. 1990 New and little known planthopper of the family Delphacidae from northeast China. Journal of Nanjing Agricultural University [Nanjing Nongye Daxue Xuebao] 13(2): 46-49. pdf
1175	Drake, C.M. 1990 Paraliburnia clypealis (Sahlberg) (Hem. , Auchenorrhyncha, Delphacidae) in Somerset. Entomologist's Monthly Magazine 126: 74.
1194	Drosopoulos, S. 1990 The family Issidae (Homoptera, Auchenorrhyncha) in Greece: endemism and speciation. Scopolia Supplementum 1: 89-92. pdf
1195	Drosopoulos, S. 1990 The high mountain leafhopper genus Handianus in Greece. Scopolia Supplementum 1: 93-95.
1326	Emeljanov, A.F. 1990 Novy rod i triba semeïstva Achilidae (Homoptera, Cicadina) iz baltiïskogo yantarya [A new genus and a new tribe of the family Achilidae (Homoptera, Cicadina) from the Baltic Amber]. Vestnik Zoologii 1: 6-10. [In Russian] pdf
1327	Emeljanov, A.F. 1990 A new species of the genus Bashgultala (Homoptera, Kinnaridae) from Tadjikistan. Zoologicheskii Zhurnal 69(4): 137-139. [In Russian] pdf
1328	Emeljanov, A.F. 1990 Phylogeny, classification and system. Trudy Zoologicheskogo Instituta 206: 152-170. [In Russian]

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