Medvedev Ivan Filippovich
RussiaSaratovAgricultural Research Institute for South-East Region (ARISER), laboratory of agrometeorological forecast, Str. Tulaykova, 7, Saratov, Saratov region, 410000Head of department of ecology and agrolandscapes, professorДоктор сельскохозяйственных наукmakarovvz@rambler.ru