Dear Yahya,

Here you are some resources:

http://www.bioone.org/doi/abs/10.1603/EC12300

http://www.apidologie.org/articles/apido/abs/1990/03/Apidologie_0044-8435_1990_21_3_ART0009/Apidologie_0044-8435_1990_21_3_ART0009.html

http://www.degruyter.com/view/j/jas.2012.56.issue-2/v10289-012-0024-8/v10289-012-0024-8.xml

http://www.cdpr.ca.gov/docs/risk/rcd/amitraz.pdf

Thanks a lot Dear Prof. Dr. András Bozsik.