Open AccessEnergy productivity, fertilization rate and profitability of wheat production after various predecessors II.Profitability of wheat production
Author(s) -
Zlatina Uhr,
Elisaveta Vasileva
Publication year - 2016
Publication title -
agricultural science and technology
Language(s) - English
Resource type - Journals
eISSN - 1314-412X
pISSN - 1313-8820
DOI - 10.15547/ast.2016.01.007
Subject(s) - profitability index , productivity , production (economics) , agronomy , human fertilization , environmental science , business , economics , biology , finance , macroeconomics