Article history: Received 30 December 2009 Accepted 17 March 2010 Available online 31 March 2010

Article history: Received 18 December 2016 Accepted 16 March 2017 Available online 25 March 2017

Article history: Received 3 December 2008 Received in revised form 2 March 2009 Accepted 23 March 2009 Available online 31 March 2009

Article history: Received 31 March 2010 Received in revised form 1 December 2010 Accepted 1 December 2010 Available online 9 December 2010

Article history: Received 20 March 2013 Received in revised form 6 December 2013 Accepted 7 December 2013 Available online 14 December 2013

Article history: Received 3 March 2011 Received in revised form 7 December 2011 Accepted 8 December 2011 Available online 13 December 2011

this study utilizes a decade long (2005-2014) monthly data of total column tropospheric ozone (tcto) in dubson units to evaluate the spatial and temporal trend of lao over some major cities of west africa, namely lagos, accra, niamey, abuja, bamako, dakar, agadez, conakry, kano, and ouagadougou which are either capital cites or major commercial hubs, where the population ranges from 0.09 millio...

Laurus nobilis L. (sweet laurel) is one of the volatile oil bearing plants of Lauraceae family. It is cultivated in different parts of Iran and its leaves and fruits have been used in food, cosmetics and pharmaceutical industries. There are a few reports about the effects of some environmental conditions on the quality and quantity of laurel volatiles. The goal of our work was to searc...

Article history: Received 28 March 2011 Received in revised form 9 December 2011 Accepted 9 December 2011 Available online 14 December 2011

BACKGROUND The present study aimed to demonstrate the seasonal activities of Ixodes ricinus at the pasture level and on the host. METHODS A vast pasture in Amol countryside (Mazandaran Province, Iran) which had the potential for a considerable number of cattle and sheep to graze was chosen. Tick sampling from the skin of 130 cattle and 130 sheep were collected every month interval. Simultaneo...