With two new models, Unverferth Manufacturing expands the working widths of its Rolling Harrow soil conditioners. Models 225 and 1225 offer a range of 47' to 63' widths and are built on a five-section frame with vertical fold. The design allows for narrow transport and features standard wing transport wheels. The soil conditioners deliver triple-action seedbed preparation. They can be equipped with optional straight spike-tooth, diagonal round-tooth or coil-tine leveling bars. Base prices: Model 225, $31,200; Model 1225, $34,800. Contact: an Unverferth dealer; P.O. Box 357, Kalida, OH 45853; (800) 322-6301; www.unverferth.com.