Usturoi, Marius-GiorgiSpridon, Cristian2021-01-192021-01-192019-03-292021Usturoi, Marius-Giorgi. 2019. Research regarding performances of laying hens exploited in loft type system. ). Doctoral thesis, University of Agricultural Sciences and Veterinary Medicine of Iasi, Roumania. (https://repository.uaiasi.ro/xmlui/handle/20.500.12811/119).https://repository.iuls.ro/handle/20.500.12811/119application/pdfrohensloftperformancequalitygainavolieraperformantaouaeggscalitateCercetari cu privire la performantele gainilor ouatoare exploatate in sistem volieraResearch regarding performances of laying hens exploited in loft type systemThesis