搜索结果: 1-15 共查到“农业基础学科 Pollen”相关记录17条 . 查询时间(0.086 秒)
POLLEN SPECTRUM AND RISK OF POLLEN ALLERGY IN CENTRAL SPAIN
aerobiology atmospheric pollen meteorology pollen calendar
2010/12/22
The present work analyses the airborne pollen dynamic of the atmosphere of Toledo (central Spain), a World Heritage Site and an important tourist city receiving over 2 millions of visitors every year.
INFLUENCE OF METEOROLOGICAL PARAMETERS IN HOURLY PATTERNS OF GRASS (POACEAE) POLLEN CONCENTRATIONS
aerobiology Poaceae pollination meteorology pollen allergy hourly patterns
2010/12/22
Hourly grass pollen concentrations were recorded over a 10-year study period at an aerobiological station of Badajoz (SW Spain). The record was carried out by means of a Burkard spore trap.
Relative Amount and Physiological Activity of Roots Affect the Resistance to Cool Weather at the Young Microspore Stage through the Number of Pollen Grains in Rice Plants
Rice Pollen Number of Pollen Grains Cool-weather resistance Nitrogen
2009/7/7
The relative amount of roots (dry weight ratio of root to shoot, or root dry weight per spikelet) or the physiological activity of roots is correlated with the cool-weather resistance in rice plants. ...
USE OF PHENOLOGICAL AND POLLEN-PRODUCTION DATA FOR INTERPRETING ATMOSPHERIC BIRCH POLLEN CURVES
University of Vigo
2010/12/23
Although aerobiological data are frequently used as a fl owering sign in phenological research, airborne pollen counts are infl uenced by a number of factors affecting pollen curves.
EFFECT OF AIR TEMPERATURE ON FORECASTING THE START OF CUPRESSACEAE POLLEN TYPE IN PONFERRADA (LEÓN, SPAIN)
forecast dormancy Cupressaceae pollen Ponferrada aerobiology
2010/12/23
In order to survive periods of adverse cold climatic conditions, plant requirements are satisfi ed by means of physiological adaptations to prevent cells from freezing.
ANNUAL VARIATION OF AIRBORNE POLLEN IN THE CITY OF VINKOVCI,NORTHEASTERN CROATIA
arboreal pollen non-arboreal pollen allergenic plants Vinkovci Croatia
2010/12/23
Pollen concentration in the atmosphere of Vinkovci (northeastern Croatia) has been analyzed using a Hirst-type volumetric spore trap. During the year 2005, 58 pollen types were recorded with the sum o...
EFFECT OF METEOROLOGICAL FACTORS ON BETULA, FRAXINUS AND QUERCUS POLLEN CONCENTRATIONS IN THE ATMOSPHERE OF LUBLIN AND SZCZECIN, POLAND
pollen counts aeroallergens birch ?Betula
2010/12/23
The aim of the study was to compare the concentration of 3 allergenic taxa pollen (ash, birch and oak) in the cities of Lublin (eastern Poland) and Szczecin (western Poland) during the years 2004 and ...
QUERCUS POLLEN SEASON DYNAMICS IN THE IBERIAN PENINSULA: RESPONSE TO METEOROLOGICAL PARAMETERS AND POSSIBLE CONSEQUENCES OF CLIMATE CHANGE
aerobiology allergy pollen Quercus oaks forestry
2010/12/23
The main characteristics of the Quercus pollination season were studied in 14 different localities of the Iberian Peninsula from 1992-2004. Results show that Quercus flowering season has tended to sta...
Integrating parasitoids into management of pollen beetle on oilseed rape
Integrating parasitoids pollen beetle oilseed rape
2010/1/14
Integrating parasitoids into management of pollen beetle on oilseed rape.
AIRBORNE POLLEN OF OLEA IN FIVE REGIONS OF PORTUGAL
main pollen season, Olea europaea pollen Portugal seasonal variations
2010/12/23
The aim of this work was to study spatial and temporal distribution of Olea europeae airborne pollen in different Portuguese regions: Reguengos de Monsaraz (south); Bairrada (west); Braga (northwest);...
AIRBORNE RAGWEED POLLEN CONCENTRATION IN NORTH-EASTERN CROATIA AND ITS RELATIONSHIP WITH METEOROLOGICAL PARAMETERS
ragweed (Ambrosia artemisiifolia L.) pollen count
2010/12/24
Airborne ragweed pollen concentration in the north-eastern part of Croatia was investigated in relation to some meteorological factors. Data was obtained for three consecutive years (2001, 2002 and 20...
QUANTITATIVE TRENDS IN AIRBORNE LOADS OF CELTIS SINENSIS POLLEN AND ASSOCIATIONS WITH METEOROLOGICAL VARIABLES IN A SUBTROPICAL AUSTRALIAN ENVIRONMENT
atmosphere Ulmaceae Celtis sinensis pollen
2010/12/24
Celtis sinensis is an introduced plant species to the southeastern region of Queensland that has had a destructive affect on indigenous plant communities and its pollen has been identified as an aller...
BETULA AND POPULUS POLLEN COUNTS AND METEOROLOGICAL CONDITIONS IN SZCZECIN, POLAND
pollen grains pollen counts meteorological conditions
2010/12/24
The aim of the study was to analyse a relationship between the meteorological conditions and the pollen counts of selected allergenic taxa (Betula spp.,Populus spp.) in the air of Szczecin city (north...
AEROBIOLOGY, ALLERGENICITY AND BIOCHEMISTRY OF MADHUCA INDICA GMEL. POLLEN
Pollen Madhuca indica aerobiology allergy biochemistry
2010/12/27
An ASTIR volumetric sampler was used for one year (May 1995–April 1996)for aerobiological survey at Beharampore town, a centrally located representative part of West Bengal,
COMPARATIVE ANALYSIS OF POLLEN FALL AT THREE SITES IN SOUTHEASTERN POLAND
aerobiology pollen grain pollen fall gravimetric method
2010/12/27
The aim of the research was to study spatial variations in the abundance and seasonal patterns of pollen fall. The investigation was carried out at three sites of different land use during two pollen ...