RESEARCH ON THE BEHAVIOR OF SOME VINE CULTIVARES WITH RED GRAPES IN THE SANDY SOIL AREA OF SOUTH OLTENIA

The researches carried out followed the behavior of some cultivares vines with red grapes in ampelographic collection, over a period three years (2020-2022). During study, grape for wines budded between April 13-20, 'Mamaia' cultivar earliest, and 'Pandur' at latest. Shoot fertility recorded different values ​​depending on climatic conditions. From point view average production grapes, analyzed period, cultivares'Novac' stood 20479 kg/ha, being registered from statistical as very significantly positive, 'Codană'18089 kg/ha 'Haiduc' 17662 view, they distinctly significant positive meanings.
 ​​of content total sugars, harvest maturity, fluctuated one to another but also year another. this 'Codană'cultivar was first place, an amount sugars 207 g/l. 'Arcaș' achieved sugar content, lowest value (180 g/l). In 2020-2022, cultivaresanalyzed behaved differently depending conditions crop year.