"There is no reason to produce wimpy little pink wines with no varietal character." That’s what David Page, co-owner of Shinn Estate Vineyards said when I asked him about his 2006 Rose ($16). Their rose is different alright-different from every other Long Island rose I’ve tasted this summer. It’s a much richer, bolder wine. The strawberry- and watermelon-scented wine is far from wimpy. It’s medium bodied and much rounder and fuller on the palate-but still balanced with gentle acidity and even a little tannic structure. There is a faint buttery note too, although malolactic fermentation was strictly avoided. For me,…