Treat grapes with this top dressing: sweet berries become twice more

Skilled gardeners told, than to feed up grapes that sweet berries became twice more Juicy grapes it is pleasant to much, but the southern berry grows not everywhere, after all the culture belongs to the thermophilic. However recently selectors removed a set of the zoned grades which with success fructify in short or cool summer. Grapes on a country site are recommended to be selected very carefully, having stopped a choice on that grade which will generously fructify on your site. Also very important correctly and in time to bring top dressing to a plant, after all thanks to them it is possible...