Results 141 to 150 of about 940 (177)

Rassendifferenzierung bei Pityogenes chalcographus L. (Col., Scolytidae)

Zeitschrift für Angewandte Entomologie, 1978
AbstractRace differentiation in Pityogenes chalcographus L. (Col., Scolytidae) I. Morphological charactersInvestigations on morphological variation in Pityogenes chalcographus revealed significant differences between North‐East‐European and Central European populations and between populations within each region as well.
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Pityogenes chalcographus

2022
Published as part of Mandelshtam, Mikhail Yu., Sergeev, Maksim E. & Korznikov, Kirill A., 2023, Bark and ambrosia beetles (Coleoptera: Curculionidae: Scolytinae) from Botanical Garden-Institute of FEB RAS, Vladivostok, pp. 15-21 in Amurian Zoological Journal XV (1) on page 18, DOI: 10.33910/2686-9519-2023-15-1-15-21, http://zenodo.org/record ...
Mandelshtam, Mikhail Yu., Sergeev, Maksim E., Korznikov, Kirill A.   +2 more
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Pityogenes chalcographus

2021
Pityogenes chalcographus (Linnaeus, 1760) Records. DON [Nikulina et al., 2015: 30].
Arzanov, Yu. G., Martynov, V. V., Nikulina, T. V.   +2 more
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Pityogenes chalcographus Linnaeus 1761

2016
Pityogenes chalcographus (Linnaeus, 1761) Distribution in Iran. Guilan, Mazandaran (Omid et al. 2011). General distribution. Europe, Turkey, through Russia to China, Korea, Japan. Biology. It usually attacks species of Picea, less often Pinus, occasionally Abies and Larix (Pinaceae).
Beaver, Roger A., Ghahari, Hassan, Sanguansub, Sunisa   +2 more
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Pityogenes chalcographus

Published as part of Agrikolyanskaya, Natalia I., Gurina, Anna A., Dudko, Roman Yu., Reshetnikov, Sergei V. & Legalov, Andrei A., 2025, A list of the superfamily Curculionoidea (Coleoptera) from North-East Altai, Siberia, pp.
Agrikolyanskaya, Natalia I., Gurina, Anna A., Dudko, Roman Yu., Reshetnikov, Sergei V., Legalov, Andrei A.   +4 more
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Pityogenes chalcographus

2011
Published as part of Bukejs, Andris, 2011, Materials About The Fauna Of Beetles (Insecta: Coleoptera) Of Naujene Rural Municipality (Daugavpils District, Latvia). Part 3, pp.
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Isoenzymanalyse verschiedener Populationen vonPityogenes chalcographus L.(Col., Scolytidae)

Journal of Applied Entomology, 1990
AbstractIsoenzymeanalysis of different populations in Pityogenes chalcographus L. (Col., Scolytidae) II. Population structure, differentiation of populationsSix populations of the spruce bark beetlePityogenes chalcographusfrom Scandinavia (Finland, Norway) Eastern and Central Europe (Poland, Federal Republic of Germany, Austria) were analysed for their
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Brutexperimente mit Pityogenes chalcographus L. an verschiedenen Nadelbaumarten¹

Zeitschrift für Angewandte Entomologie, 1983
AbstractExperimental breeding of Pityogenes chalcographus L. in different conifersWhen Pityogenes chalcographus L. (Coleoptera, Scolytidae) is experimentally inoculated to different conifer species, its ability for using these kinds of brood material varies according to the genetical status of the insect population.
Erwin Führer, Bertold Mühlenbrock
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Physiology of cold tolerance in the bark beetle, Pityogenes chalcographus and its overwintering in spruce stands

Journal of Insect Physiology, 2014
The seasonal development of physiological features underlying gradual acquisition of relatively high cold tolerance in overwintering adults of the bark beetles, Pityogenes chalcographus was described. Prior to overwintering, the beetles accumulated carbohydrate reserves in the form of glycogen and trehalose.
Vladimír, Koštál, Bořek, Miklas, Petr, Doležal, Jan, Rozsypal, Helena, Zahradníčková   +4 more
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Cytologie und Spermapolyploidie bei Pityogenes chalcographus L. (Col., Scolytidae)

Journal of Applied Entomology, 1986
AbstractCytology and spermpolyploidy in Pityogenes chalcographus L. (Col., Scolytidae)These experiments are based on the biological relationship that a partial reproductive incompatibility does exist between certain populations of Pityogenes chalcographus.
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