SYSTEM OF INDIVIDUAL DISTRIBUTION OF CONCENTRATED FEED von TRIFONOV IVAN EMILOV,BG, RYAUZOV ANATOLIJ A,SU, GRIGORYAN OVIK B,SU, GRADINAROV VESELIN KHRISTOV,BG, SKORCHEV NIKOLAJ TODOROV,BG, IVANOV VALERIJ V,SU, TOTEV LYUBOMIR STOYANOV,BG, SOTIROVA DORA FILIPOVA,BG, KRAUSP VALENTIN R,SU, ARALOV PETR KOEV,BG, SOMLEV PETR ILIEV,BG, SHEVKENOVA RAJNA TEOFILOVA,BG

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