نتایج جستجو برای: winter and autumn also
تعداد نتایج: 16865529 فیلتر نتایج به سال:
Climate change has important effects on earth environment and human life. Therefor, investigation and study of climate change is very essential. This study investigated rainfall, temperature, relative humidity and wind variability by analyzing data for annual and monthly climatic factors collected at 13 synoptic stations (industrial cities of Iran) by using Mann-Kendall test. The results of mon...
Botanical gardens offer continuity for phenological recording in observers, protocols and plant specimens that may not be achievable from other sources. Here, we examine phenological change and synchrony from one such garden in western Poland. We analysed 66 botanical phenophases and 18 interphase intervals recorded between 1977 and 2007 from the Poznań Botanical Garden. These were examined for...
Finch H., Allen P., Meyer S. (2013): Exposure to low water potentials and seed dormancy favour the fungus in the Pyrenophora semeniperda–Bromus tectorum pathosystem. Plant Protect. Sci., 49 (Special Issue): S15–S20. In semi-arid regions of the United States, Pyrenophora semeniperda kills seeds of the winter annual Bromus tectorum. We report on pathosystem outcomes under manipulated water potent...
A retrospective study was carried out in year 2003, to show the prevalence of hydatid cysts, liver flukes and lung worm among slaughtered sheep, goats, calves, cattle and buffaloes in Kirkuk slaughter house. The number of ruminants slaughtered in Kirkuk abattoir was sheep (40233), goats (9223), calves (9577), cattle (2855) and buffaloes (50). It was found that the highest rate of hydatid cysts ...
The present study, which was conducted on Scomberoides commersonnianus as one of the commercially important fishes of Carangidae, seeks to investigate changes of length-weight relationships in different sexes, seasons and length classes and to calculate condition factor of Talang queenfish. In this study, 563 specimens (292 males, 247 females, and 24 of unknown sex) were collected from the nort...
This study investigated seasonal changes in the metabolic performance of spermatozoa and activity of the antioxidant enzymes in the seminal plasma of three wild boar/domestic pigs (aged 1.5 to 2.5 years) and the activity of the antioxidant enzymes in fluids of the cauda epididymidis and vesicular glands from 16 wild boar/domestic pig hybrids (aged 1 to 3 years). Parameters of the sperm metaboli...
abstract i the purpose of this study was to launch a thorough investigation concerning the possibility of differing orientations to the writing proficiency construct by native and non-native english speaking teacher raters. it mainly revolved around the international english language testing system (ielts) that is widely administered and employed as a measure of general proficiency in englis...
This study was conducted to study climatic and air pollution of Tripoli city center, Libya using ambient air quality station; during the period between Jan. to Dec. 2014. Particulate matter, Ozone, Carbon oxides (CO & CO2), Nitrogen oxides (NO & NO2), Sulphur gases (SO2 & H2S) and volatile organic compounds (VOCs) were determined using Aeroqual AQM-60 Environmental Station. The objective was to...
In this study, the catch composition and the catch per unit effort (CPUE) of sturgeon spawners caught by the gill net were investigated in the fishing grounds of Mazandaran province in two regions 3 and. Sampling and data collection of sturgeon spawning fish was done seasonally from 7 fishing grounds using gill nets with a mesh size of 150 mm. The results of the Chi-square test showed that the...
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