Seated row exercise develops the thickness of the back and the lower lats.
Seated Row Technique & Execution
Sit on the bench with your feet braced against the seated row machine feet support
Grab the handles and extend your arms forward, and bend forward slightly feeling the stretch in your lats
Pull the handles toward your body and touch them to your abdomen
Your back should arch slightly with your chest sticking out - as if trying to touch your shoulder blades together
In a controlled motion, return to the starting position
T-Bar Row & Machine T-Bar Row
The more conventional method of performing t-bar rows is done on a t-bar row machine. Another less conventional method is done using a barbell with a parallel grip handle. Both accomplish the same purpose of working the back muscles. Below photos shows doing t-bar rows using a barbell with parallel handles.
Technique & Execution
Stand on the t-bar row machine over the weight bar with your knees bent slightly
Bend forward and grab the handles
Lift up the weights, and lifting your body slightly to a 45 degree angle
Pull the weight up until it touches your chest
Lower the weight back to starting position without touching the floor