Gombos, Frances.
(Brock University, 1977-07-09)
The Niagara P e n i n s u l a Supports a f l o u r i s h i n g grape and wine
i n d u s t r y , where much of the potassium f e r t i l i z e r a p p l i e d to the vineyard
s o i l s may not show up in the f r u i t or ...