Výsledky vyhledávání - "V A Mamontov"

Akademický článek

Comparative characterisation of forest litter on sod-podzolic soils of Forest Experimental Dacha in RSAU–MAA named after K.A. Timiryazev

Autor: V. G. Mamontov, A. T. Savichev, O. E. Efimov

Publikováno v: Бюллетень Почвенного института им. В.В. Докучаева, Vol 0, Iss 111, Pp 185-204 (2022)

Forest litter under linden and pine forests was studied at the Forest Experimental Dacha of the RSAU–MAA named after K.A. Timiryazev. Despite significant differences in physical and chemical parameters between the litter formed under the conditions

Externí odkaz: https://doaj.org/article/5d716675a39846029ba5e97e6370ca34

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Akademický článek

Comparative characteristics of the properties of Halpic Chernozem of the Kursk Region of different land use

Autor: V. G. Mamontov, Z. S. Artemyeva, V. I. Lazarev, L. P. Rodionova, V. A. Krylov, R. R. Ahmetzyanova

Publikováno v: Бюллетень Почвенного института им. В.В. Докучаева, Vol 0, Iss 101, Pp 182-201 (2020)

Analytical data show that prolonged extensive agricultural use of typical Chernozem of Kursk region (Haplic Chernozem) results in adverse changes in some soil properties. This primarily concerns the humus content and the structural state of the Chern

Externí odkaz: https://doaj.org/article/173aae30aa0b42b9a53b62371c76614d

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Akademický článek

MOLECULAR WEIGHT COMPOSITION OF HUMIC ACIDS IN URBAN SOILS (THE NORTHERN ADMINISTRATIVE DISTRICT OF MOSCOW CITY TAKEN AS AN EXAMPLE)

Autor: A. I. Filatova, V. G. Mamontov, P. Yu. Panova

Publikováno v: Бюллетень Почвенного института им. В.В. Докучаева, Vol 0, Iss 97, Pp 113-128 (2019)

The article provides research results and comparative analysis of humic acids in sod-podzolic soil of the Experimental Forest of the Russian State Agrarian University (protected area) and urban soils located in the Timiryazev district of Moscow. Humi

Externí odkaz: https://doaj.org/article/3c1c3a49f93549d18a40c72db85c1bcc

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Akademický článek

MECHANICS OF CONTACT INTERACTION BETWEEN PROPELLER SHAFT AND STERN BEARING UNDER THE TRANSVERSE VIBRATIONS

Autor: G. A. Kushner, V. A. Mamontov, A. A. Khalyavkin

Publikováno v: Вестник Дагестанского государственного технического университета: Технические науки, Vol 44, Iss 2, Pp 28-36 (2017)

Objectives. In order to improve the accuracy of calculations in the design of ship shafting systems, the problem was to determine the stiffness coefficient of the stern bearing material taking into account its geometric dimensions.Methods. The contac

Externí odkaz: https://doaj.org/article/83a2d0cbc6d944909d62ababb0674c72

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