SPREADS Dec oilshare trades to 87.59c/bu while oilshare trends down to 32.77 percent.   Corn spreads widen today with Dec/March trading back out to 12c from values that had narrowed into 10 3/4c.  Dec 19/Dec 20 corn trades from 29 3/4c to 31c.  Dec/March wheat trades closes into 6c from 6 1/2c.  Dec wheat/corn trades from 1.07 1/2c to 1.11c.  Dec/March meal widens back out to $5.30 from values that had narrowed into $4.60.  Jan/March beans trades from 11 1/2c out to 12 3/4c, while Nov/Jan widens out to new lows at 14 1/2c.   PALM OIL Nov. up 23 ringgits and cash offers up $5.00/mt.   India edible industry officials suggested that increased import tax on palm oil could prompt domestic...