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 Usik O.E.  PROSPECTS OF DEVELOPMENT AND EFFICIENCY INCREASE OF TECHNICAL PROGRESS IN PLANT GROWING OF THE ORENBURG REGIONLosses of a crop because of constant infringement of terms of agricultural works performance again and again forces to address to calculation of optimum structure of machine-tractor park both at a level of an agricultural enterprise, and at a level of an administrative region. The given problem is solved on the developed technique of distributive expenses in dual-purpose statement.
 
 About this articleAuthor: Usik O.E.
 Year: 2005
 
 
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|  Editor-in-chief
 |  | Sergey Aleksandrovich MIROSHNIKOV
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