%0 Journal Article
%T ASSESSMENT OF BIOLOGICAL AND CHEMICAL FERTILIZERS INFLUENCE  ON PRODUCTIVITY OF SPRING WHEAT HARD
%A Amirov, M.F.
%A Amirov, A..
%K spring hard wheat, biologics, fertilizers, crop yields.

%J Vestnik of Kazan State Agrarian University
%D 2015
%N 10
%P 4
%I Kazan state agrarian University