نتایج جستجو برای: five sampling times april
تعداد نتایج: 967563 فیلتر نتایج به سال:
Population flactuations of the sunn pest, Eurygaster integriceps Putton was studied in the wheat and barley fields of five regions of Shahre Rey including, Esmail Abad, Shahed University, Dorsun Abad, Ghaleh Nou and Nazar Abad from 25th March 2009 to 10th June of 2009. Additionally important parasitoids of the sunn pest were collected and identified in different regions of Varamin and Shahre Re...
In Ethiopia, unsafe abortion accounts up to 32% of maternal deaths. The perception of health providers towards safe abortion provision at selected health facilities in Addis Ababa, Ethiopia was assessed. A stratified random sampling was used to select 431 health providers. A cross-sectional study was conducted from March 25-April 15, 2008 using a structured self-administered questionnaire. The ...
The photobiology of two reef corals and the distribution of associated symbiont types were investigated over a depth gradient of 0-60 m at Scott Reef, Western Australia. Pachyseris speciosa hosted mainly the same Symbiodinium C type similar to C3 irrespective of sampling depth. By contrast, Seriatopora hystrix hosted predominantly Symbiodinium type D1a or D1a-like at shallow depths while those ...
drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...
BACKGROUND Despite the global decline in death rates of children younger than five years old, the risk of a child dying before turning five years of age remains highest in the WHO African Region. The problem of child death in Ethiopia is worse, with an Ethiopian child being 30 times more likely to die by his/her fifth birthday than a child in Western Europe. Therefore, the aim of this study was...
An English multipara, aged 31 years, first attended the Special Clinic at St. Thomas' Hospital on April 13, 1961, with excessive vaginal discharge. She admitted only marital sexual intercourse. Urethral and cervical smears and cultures were negative and no trichomonads or monilia were found. A repeat examination on April 20, 1961, showed urethral and cervical smears still negative, but Trichomo...
In this study, it is aimed to determine the habitat quality of Bozalan quarry wetland by using diversity and a compositional index benthic macroinvertebrates some water parameters. The field studies were conducted in three sampling sites chosen times (March, April, May) 2018. standard multi-habitat method was used for benthos sampling. Besides, performed parameters measured in-situ analyzed lab...
Amphibians may be useful indicators of biological condition in small streams so determining which sampling technique maximizes encounters at the least cost and at the optimal time of year is important. Area constrained surveys (ACS), used by the Maryland Biological Stream Survey, were tested against cover board surveys, drift fences with pitfall and funnel traps, quadrat leaf litter searches, a...
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