TY  JOUR
TI  Balance of nitrogen in the agriculture  of baltasi municipal region of the republic of Tatarstan
KW  productivity
KW  fertilizers
KW  balance of nitrogen.

JO  Vestnik of Kazan State Agrarian University
AU  Muratov, M..
AU  Gilyazov, M..
PY  2014
IS  8
PB  Kazan state agrarian University