TY  JOUR
TI  NATURAL AND ECONOMIC FACTORS, DETERMINING FARMLAND QUALITY 
KW  resource potential
KW  factors of rational use of land
KW  soil appraisal
KW  fertility. 
JO  Vestnik of Kazan State Agrarian University
AU  Nuretdinova, Y..
AU  Nuretdinov, I..
PY  2014
IS  9
PB  Kazan state agrarian University