منابع مشابه
Evaluation of seasonal variation in acne vulgaris
Background and Aim: Acne vulgaris is one of the most common skin diseases in adolescents and young adults. Although acne do not physically disable the patient, it can cause significant psychological morbidities. The disease etiology is not fully understood; however, there are several factors involved in the pathogenesis. The aim of this study is to investigate the seasonal variation of acne vul...
متن کاملThe ecological complexity of the Thai-Laos Mekong River: I. Geology, seasonal variation and human impact assessment on river quality.
The objective of this study is to assess the variation of pollution in the Thai-Laos Mekong associated with seasonal dynamics concomitant with the natural geological features and human activities that impact on the adverse quality of the river. The complex ecology of the 1500 km stretch of the Thai-Laos Mekong River has been studied in this paper to understand the relationship with the geomorph...
متن کاملSeasonal variation of the phytoplankton community structure in the São João River, Iguaçu National Park, Brazil.
The limnological characteristics and the phytoplankton community of the pelagic region of the São João River, tributary of the Iguaçu River, Iguaçu National Park were analyzed from August 2008 to July 2009. 221 taxa were identified and the Bacillariophyceae class was the most representative. Bacillariophyceae and Chrysophyceae were the dominant classes in density and Bacillariophyceae in biovol...
متن کاملSeasonal variation of aflatoxin M1 in raw milk from the Yangtze River Delta region of China
The objective of this study was to evaluate the occurrence of aflatoxin M1 (AFM1) in raw milk samples from 18 dairy farms in the Yangtze River Delta region during four different seasons. A total of 72 tank milk samples was collected with 18 samples for each season. Milk AFM1 was detected using LC-MS/MS. The AFM1 was detected in 43 milk samples (59.7%) ranging in concentration from 10 to 420 ng/...
متن کاملSeasonal Variation of the Solute and Determine the Solubility of Limestone Formations
Study of karstic rocks properties, understanding teh chemical and physical properties TEMPhas a special place in resent researches. By understanding of teh properties mentioned such as Bulk density, Porosity, coefficient of solubility, solubility rate … can be evaluated for karst development in teh soluble rocks. Teh purpose of dis study is teh assessment of seasonal variations of teh solute an...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Environment and Ecology Research
سال: 2016
ISSN: 2331-625X,2331-6268
DOI: 10.13189/eer.2016.040501