In tobacco, the correct chronological order of practices is

The cultivation of tobacco usually takes place annually. The correct chronological order of agricultural practices in tobacco cultivation is Topping then Desuckering followed by priming.
Topping is the process of removing of budding part of the plant to avoid the flowering and seeding process.
Desuckering is the process of removal of lateral branches or suckers or auxiliary buds.
Priming is the process of removing leaves from the plant as they mature.