By Lenn Thompson, Executive Editor When you take a step back and look at a map, Long Island wine country (the two forks of eastern Long Island) really isn't that big. As such, there just isn't that much new vineyard-ready land available, but that doesn't mean that there isn't some, mostly small-scale, planting happening. At Raphael in Peconic, winemaker Rich Olsen-Harbich and vineyard manager Steve Mudd planted 4 and a half acres of riesling back in 2007 in a low, generally cooler spot at the back of the main vineyard. This is the first riesling that Olsen-Harbich has made for…