搜索结果: 1-15 共查到“知识库 农学 AIR”相关记录93条 . 查询时间(0.046 秒)
Effects of air pollution on carbon sequestration potential in two tropical forests of West Bengal, India
Airpollution Allometricequations BallavpurWildlifeSanctuary Barjoraforest Importancevalueindex
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2024/2/28
Tropical forests store more carbon in their above ground biomass than other forest habitats. Species and site specific allometric equations are desired to evaluate precise and dependable results of tr...
Effective moisture diffusivity during hot air solar drying of tomato slices
falling rate period Fick’s second law mathematical models solar dryer swivel collector
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2016/4/5
Mathematical modelling and effective moisture diffusivity of tomato (Lycopersicon esculentum) was studied during hot
air solar drying. An experimental solar dryer with a swivel collector was used fo...
The influence of housing systems on the air quality and bacterial eggshell contamination of table eggs
conventional cage system aviary air hygiene eggshell microorganisms
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2015/6/8
This paper compares two different housing systems for laying hens producing table eggs, namely a conventional cage system and an aviary, during three summer months, starting from the 20th week of the ...
The dynamics of changes in selected parameters in relation to different air temperature in the farrowing house for sows
sows air temperature reproductive parameters average daily weight gain
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2015/6/5
The purpose of this study was to analyse the influence of different external air temperature on changes in the air temperature of housing environment in the farrowing house for sows and consequent cha...
Effects of high air temperatures on milk efficiency in dairy cows
dairy cows milk production milk composition high air temperatures elevation housing breed cooling
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2015/6/2
26 herds with 71 586 individual records were used. We tested a hypothesis that milk efficiency was influenced by the elevation of the farm, housing system, breed, area of altitude, and by the cooling ...
COMPARISONS OF AEROSOL OPTICAL DEPTH PROVIDED BY SEVIRI SATELLITE OBSERVATIONS AND CAMx AIR QUALITY MODELLING
Aerosol Optical Depth (AOD), Satellite data
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2015/5/6
Satellite data provide high spatial coverage and characterization of atmospheric components for vertical column. Additionally, the use of air pollution modelling in combination with satellite data o...
Climate change, air pollution and global challenges. Understanding and perspectives from forest research
Climate change air pollution global challenges
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2015/5/5
Th e current public debate on changes in the global biosphere including climate change is much focused on
CO2
in the atmosphere. As far as forests are involved the trees are considered with respect...
Growth of Norway spruce (Picea abies [L.] Karsten) from artificial and natural regeneration in the Krkonoše Mts. and air temperature variability
climate regression models 8th forest altitudal zone reforestation
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2015/4/24
Our research was concerned with a description of the influence of variability in average temperatures on the height growth of selected young populations of spruce in the Krkonoše Mts. Several pop...
Mycobacteria in water, soil, plants and air: a review
Mycobacterium water soil plant vegetables air biofilm
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2015/4/15
Amazingly, despite the 24 143 papers on mycobacteria, indexed in the Web of Science database during the last six years, published by 67 008 authors from 13 128 organizations located in 166 countries o...
Red deer density in the air-polluted area of forest ecosystems in the Krušné hory Mts. – Klášterec nad Ohří Forest District
deer count pellet group red deer
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2015/3/27
The density of red deer in the area of forest ecosystems disturbed by air pollution in the Krušné hory Mts. – Klášterec nad Ohří Forest District was determined in two model hunting dist...
Earthworms (Lumbricidae) of an air-polluted area affected by ameliorative liming
forest ecosystem Kruš né hory Mts. liming Lumbricidae soil chemistry
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2015/3/27
The study was aimed at the area of the Krušné hory Mts. with stands of substitute species, soils disturbed by long-term acidification and affected repeatedly by aerial ameliorative liming. Ten sp...
Current possibilities of using Norway spruce (Picea abies [L.] Karst.) in forest regeneration in the air-polluted region of the northeastern Kru歯?hory Mts.
air pollution forest regeneration Norway spruce
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2015/3/16
The paper analyses possibilities of repeated use of Norway spruce (Picea abies [L.] Karst.) in the regeneration of existing Norway spruce stands, in the regeneration of large-area clearcuts, and in th...
Changes in air quality in different phases of forest management process in a sub-mountain beech ecosystem (West Carpathian Mts.)
ground level ozone hydrogen ion cutting phases
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2015/3/16
We studied air quality in a sub-mountain beech ecosystem in the Kremnické vrchy Mts., Central Slovakia. We chose the method of passive sampling. The amounts of airborne pollutants (H+ and O3) were det...
Current use of European beech (Fagus sylvatica L.) for artificial regeneration of forests in the air-polluted areas
European beech stand of substitute species reconstruction shelterwood system
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2015/3/12
The paper deals with the use of European beech in the reconstruction of substitute species stands and in the regeneration of existing spruce stands in the air-polluted region of the north-eastern Kru&...
Root system development and health condition of sycamore maple (Acer pseudoplatanus L.) in the air-polluted region of Krušné hory Mts.
sycamore maple root system humus
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2015/3/5
The paper presents results from a study of sycamore maple development, health condition and growth in forest altitudinal vegetation zones (FAVZ) 6 and 7 occurring in pollution damage zones A and B in ...