Soybean meal futures backpedaled after holding firm for most of the day, succumbing to late weakness from wheat and retreating soybean futures. Spreads however, remained firm in soybean meal as tight nearby cash supplies widened inverse spread relationships. October soybean meal ended $4.10 lower at $294.10 per short ton. In cash markets, spot basis offers for soybean meal eased at U.S. rail markets on Wednesday as harvest of some early-planted soybean fields pressured prices. ...