| Celkem nalezeno: 15276 záznamů |
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| Nedvěd O., Kindlmann P. (1991) Poisoning of ladybirds by pyrethroids. In: Polgár L., Chambers R., Dixon A. F. G. & Hodek I. (eds) Behaviour and Impact of Aphidophaga, Gödölö 1990. SPB Academic Publ., The Hague, pp. 319-322. |
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Novák K., Zelený J., Sehnal F. (1991) Activities of a new juvenoid on the representatives of Homoptera. In: Hrdý I. (ed.) Insect Chemical Ecology,
Academia Praha & SPB The Hague, pp. 457-460. |
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Novotný V. (1991) Effect of habitat persistence on the relationship between geographic distribution and local abundance. Oikos
61: 431-433. |
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Novotný V. (1991) Responses of Auchenorrhyncha communities to selected characteristics of littoral and meadow vegetation. Ekológia (ČSFR)
10: 271-282. |
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Novotný V., Tonner M., Spitzer K. (1991) Distribution and flight behaviour of the junglequeen butterfly, Stichophthalma louisa (Lepidoptera: Nymphalidae), in an Indochinese montane rainforest. J. Res. Lepid.
30: 279-288. |
| Papáček M., Soldán T. (1991) Praktická cvičení z obecné biologie. Studijní texty vysokých škol. Pedagogická fak., České Budějovice, 103 p. |
| Papáček M., Tonner M. (1991) An annotated list of aquatic bugs (Heteroptera: Nepomorpha) of the Nam Cat Tien National Park. In: Spitzer K., Lepš J. & Zacharda M. (eds) Nam Cat Tien. Czechoslovak Vietnamese Expedition 1989, Research Report. Inst. Entomol., Czech. Acad. Sci., České Budějovice, pp. 11-15. |
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Patočka J., Jaroš J. (1991) Epinotia slovacica, a new species of tortricid moth from Slovakia (Lepidoptera, Tortricidae). Acta ent. bohemoslov.
88: 215-217. |
| Pís J., Harmatha J., Sláma K. (1991) Action of some new synthetic derivates of phytoecdysones on insects. In: Hrdý I. (ed.) Insect Chemical Ecology, Tábor 1990. Academia, Prague and SPB Acad. Publ., The Hague, pp. 227-234. |
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Rejžek M., Wimmer Z., Romaňuk M., Sehnal F. (1991) Synthesis and biological activities of several juvenoid derivates. In: Hrdý I. (ed.) Insect Chemical Ecology,
Academia Praha & SPB The Hague, pp. 481-484.. |
| Růžička Z., Kindlmann P. (1991) The effect of changes in temperature on the locomotory activity of hibernating Coccinella septempunctata. In: Polgár L., Chambers R. J., Dixon A. F. G. and Hodek I. (eds) Behaviour and Impact of Aphidophaga, Gödölö 1990. SPB Acad. Publ., The Hague, pp. 249-254. |
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Sehnal F. (1991) Effects of cold on morphogenesis. In: Lee R. E. & Denlinger D. L. (eds) Insects at Low Temperatures.
Chapman and Hall, New York, pp.149-173. |
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Sehnal F., Hrdý I. (1991) Analogy hmyzích hormonů. In: Hrdý I. a kol. (eds). Biopesticidy v zemědělství.
MZe ČR Praha, pp. 44-55. |
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Sehnal F., Hrdý I. (1991) Inhibitory syntézy chitinu. In: Hrdý I. a kol. (eds). Biopesticidy v zemědělství.
MZe ČR Praha, pp. 56-59. |
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Šimek M., Pižl V., Chalupský J. (1991) The effect of some terrestrial oligochaeta on nitrogenase activity in the soil Plant and Soil
137: 161-165. DOI: 10.1007/BF02187449 |
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Skuhravá M., Skuhravý V. (1991) A new gall midge species Contarinia cerriperda sp.n. (Cecidomyiidae: Diptera) on flower buds of Quercus cerris L. Acta ent. bohemoslov.
88: 407-414. |
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Skuhravá M., Skuhravý V. (1991) Die Scanningphotographie als Methode für das Studium der Taxonomie der Gallmücken (Diptera, Cecidomyiidae). Entomol. Nachr. Bericht
35: 283. |
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Skuhravá M., Skuhravý V., Dončev K., Dimitrova B. (1991) Gall midges (Cecidomyiidae, Diptera) of Bulgaria. I. Faunistic researches in the 1978-1987 period. Acta Zool. Bulg.
42: 3-26. |
| Skuhravý V. (1991) The needle-shortening gall midge Thecodiplosis brachyntera (Schwägr.) on the genus Pinus. Rozpravy ČSAV, Academia, Praha, 104 p. |
| Skuhravý V. (1991) Hodnoty některých těžkých kovů a biogenních prvků v jehlicích smrku ztepilého Picea excelsa v Jihočeském kraji. In: Bioprogres 1991 (1), České Budějovice, pp. 52-60. |
