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Klasifikaciia na APK-proizvoditeli na carevica za zârno v Juzniia centralen ikonomiceski raion. (Classification of the agrarian-industrial complexes in South Central Bulgaria as corn-grain producers)
(supprimer)
production is feeble. Proceeding from a combination of the methods of B. Berry and dendrite classification (Wroclaw technique) a taxonomy of the agro-industrial complexes was worked out proving that corn in parts of Haskovo and Kârdzali districts should