Also to draw in those big boars some trappers i know keep a sow in a pen inside a big trap if you were able to keep a sow in a trap or cage near that will get the big boars coming aroun.
thats alot harder to do this time of year,, you have to make sure she has shade and water all the time or she will die,,
sour some in a bucket or barrel then dig a two foot hole in the ground with post hole diggers then pour in the wheat the hogs will tear that place up
wheat, corn anything along that line they will tear up