نتایج جستجو برای: pre and post monsoon
تعداد نتایج: 16921189 فیلتر نتایج به سال:
The present study is aimed at characterizing the landfill leachate as well as its impact on the surrounding groundwater in Kolkata, India. Landfill leachate has been seasonally characterized from 2012-2014, indicating the landfill site in methanogenic phase with high contamination of organics, nutrients, salts, and heavy metals. Sixty groundwater samples have been analyzed for twenty two physic...
multivariate statistical techniques such as cluster analysis, multidimensional scaling and principal component analysis were applied to evaluate the temporal and spatial variations in water quality data set generated for two years (2008-2010) from six monitoring stations of veli-akkulam lake and compared with a regional reference lake vellayani of south india. seasonal variations of 14 differen...
abstract this study evaluates the iranian pre-university english textbook in terms of needs, objectives, content, and methodology. the study was designed on the qualitative- quantitative survey basis using interviews and questionnaires, a researcher-made textbook evaluation checklist and a needs analysis questionnaire. the textbook evaluation questionnaire was used in this study to elicit the ...
background: the aim of this prospective, randomized, single-blinded study was to compare the effects of a carbohydrate drink 400 ml given 2 h before the surgery with preoperative overnight fasting on the gastric ph and residual volume, postoperative nausea and vomiting (ponv) and antiemetic consumption in patients undergoing laparoscopic cholecystectomy. materials and methods: forty american so...
The present study analyzes the seasonal variability of relationship between land surface temperature (LST) and normalized difference bareness index (NDBaI) on different use/land cover (LULC) in Raipur City, India by using sixty-five Landsat images four seasons (pre-monsoon, monsoon, post-monsoon, winter) 1991-1992, 1995-1996, 1999-2000, 2004-2005, 2009-2010, 2014-2015, 2018-2019. mono-window al...
abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...
بیماری بوته میری با عامل pythium ultimum یکی از مخرب ترین بیماری های خانواده کدوئیان (cucurbitaceae) بخصوص خیار در سطح دنیا از جمله در ایران به شمار می رود. سودومو ناس ها به خصوص pseudomonas fluorescens با تولید متابولیت های متنوعی مثل پایولوتئورین و 2و4 دی استیل فلوروگلوسینول قادرند قارچ عامل بیماری را تحت کنترل درآورند. برای بررسی اثر آنتی بیوتیک فنازین-1-کربوکسیلیک اسید بر روی قارچ عامل بیما...
Different non-specific immune parameters and their seasonal changes in spotted Catfish Arius maculates from Vellar estuary was investigated. It was undertaken for a year which included four main seasons of a year such as summer (April-June), Pre Monsoon (July-september), Monsoon (October-December) and Post Monsoon (JanuaryMarch). The Physico-chemical parameters (Temperature, pH, Salinity and Ra...
the present study was conducted to investigate the effect of implicit focus on form through input flooding and the effect of noticing, explicit focus on form on linguistic accuracy. to fulfill the purpose of the study, 86 iranian pre-intermediate efl learners of one of the language institutes were chosen by means of administering ket as the homogeneity test. these learners were pretested throug...
Biofouling at two sites was examined with regard to species abundance (density) and its composition. Sixty species were recorded during the investigation period (2000 – 2001). These species mainly belong to phylum annelida (11 species), bryozoa (22 species), cirripedes (4 species), mollusca (5 species.), coelenterata (6 species), tunicata (10 species) and porifera (2 species). Thirty five speci...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید