The publication of this Handbook was supported by the Russian Federation

Rukhovich, Dmitrii Iosifovich – Candidate of  Biological Sciences, V.V. Dokuchaev Soil 
Science  Institute  (Moscow,  Russia),  specialist  in  the  field  of   GIS,  digital  soil  mapping  and  the 
remote sensing application in soil resource assessment. E-mail: [e-mail]
Saakyan, Samvel Varantsovich – Doctor of  Biological Sciences, Professor, Ministry of  
Agriculture of  the Republic of  Armenia (Yerevan, Armenia), specialist in the field of  soil physics, 
amelioration of  saline and alkaline soils, irrigation and water quality. E-mail: ssahakyan@yandex.
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