QtextDocument table left border

[cultivation]

Hi,

I am using a QTextDocument to create a file with layout for printing.
The problem lies with the creation of a table equal to the one below. I can't remove the lines between the rows.

Does anyone know a solution?

!http://s15.postimg.org/x5dq1l2jd/Table.jpg(Table)!

[cultivation]

!http://s15.postimg.org/5usetnzmh/Table.jpg(table)!
"http://s15.postimg.org/5usetnzmh/Table.jpg":http://s15.postimg.org/5usetnzmh/Table.jpg