Results 71 to 80 of about 320 (90)

From Adam's rib: the Siberian moth's female W chromosome is derived from its Z counterpart. [PDF]

open access: yesMol Biol Evol
Shipova AA   +8 more
europepmc   +1 more source

The Diversity of Parasitoids and Their Role in the Control of the Siberian Moth, Dendrolimus sibiricus (Lepidoptera: Lasiocampidae), a Major Coniferous Pest in Northern Asia. [PDF]

open access: yesLife (Basel)
Kirichenko NI   +10 more
europepmc   +1 more source

Application and Development of Ammonia Refrigeration Technology

open access: yesZhileng xuebao, 2007
In this paper, the characteristics of ammonia refrigerant are described. The application status and existing problems of ammonia refrigeration systems both in China and abroad are analyzed.
doaj  
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Configuration and Pyrological Performance of Self Thermal Insulating Blocks

Advanced Materials Research, 2011
Energy conservation is a hot topic in the field of construction. To increase the thermal resistance of the enclosing structure of buildings, a T-shaped self thermal insulating block is designed. The particular shape, light weight concrete shell and heat insulating materials filled in the cavities result in a good heat insulating effect. Thermal bridges
Xin Wei Ma, Li Xiong Yang, Yu Yan Ji
openaire   +1 more source

Key criteria for pyrological zoning of the territory at the regional level

Regional problems, 2020
In the paper, the author considers the criteria for pyrological zoning, after a comprehensive pyrological assessment of the territory, based on the study of natural and anthropogenic fire risks and actual flammability. The use of pyrological zoning of the territory makes it possible to use a wider range of criteria for the occurrence of fire in the ...
openaire   +1 more source

Estimating the pyrological regime of agricultural lands in the south of the Saratov Trans-Volga region, RF

Geodesy and Cartography
The largest number of fires was reported in 2005 and 2007. This is a long-term negative trend. The authors evaluate the main factors of fire-occurrence, identify the most fire-hazardous areas, and the features of the pyrological regime of agricultural lands in the southern districts of the Saratov Trans-Volga region, RF (Rivne, Krasnokutsky, Pitersky,
I.A. Bolgov, V.V. Doroshenko
openaire   +1 more source

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