Results 21 to 30 of about 279,389 (311)
Background. The development of spruce and fir plantations has led to a significant reduction in the area of forests, especially in the Khabarovsk Territory. Until the 1990s, continuous logging absolutely prevailed in spruce and fir forests.
Anna V. Shemyakina +6 more
doaj +1 more source
Comprehensively studied have been structural elements of ecosystems of Siberian natural plague foci, as well as levels of integration among epizootic process components, and ways of their functional interaction. Application of the complex approach to the
A. F. Popkov +22 more
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The paper presents the results of the study of geochemistry and U-Pb zircon dating of Cretaceous igneous rocks of the westernmost part of the Badzhal terrane within the Badzhal and Dusse-Alin volcanic zones of the Khingan-Okhotsk magmatic belt.
I. A. Alexandrov +5 more
doaj +1 more source
Plague epidemiological situation in India in XX and at the beginning of XXI century is evaluated. The epidemic process is shown to have wavy interrupted course and is divided into periods of annual intensive epidemics, reduction of epidemic activity and ...
A. S. Maramovich +6 more
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Based on the reference data on monitoring of natural-focal infections, collected from the institutions of the Federal service for surveillance in the sphere of consumers rights protection and human welfare, estimated are the morbidity rates for natural ...
S. A. Kosilko +9 more
doaj +1 more source
The objective is to perform a comparative evaluation of the pancreatic hydrolysates prepared from fish and squid to determine the optimal culture medium for Listeria monocytogenes.Materials and methods. The following raw materials were used in the study:
N. M. Khaptanova +8 more
doaj +1 more source
In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka +11 more
wiley +1 more source
Essence of the Late Mesozoic ore-magmatic systems of Aldan Shield
The original cause of the Late Mesozoic tectonic-magmatic and mineragenic activation at the Pre-Cambrian Aldan Shield was the existence of the stagnated oceanic slab in the mantle transitional zone.
V. G. Khomich, N. G. Boriskina
doaj +2 more sources
THE NEW SPRING SOFT WHEAT VARIETY ‘ANFEYA’
The improvement of high-quality grain production remains the most important task for the entire agricultural sector of Russia, including the Far Eastern region.
T. A. Aseeva +3 more
doaj +1 more source
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley +1 more source

