cross pollenation

Going to cross two strains, one I love, one is a landrace, at least they say it is, afghan plant. When I cross the male and the female, I take the seeds from that round , and cross them again correct? How many generations does it typically take for the strain to become stable. Also, when would...

Im a longtime grower but very novice breeder, my budgets are limited for now but I like the creative aspect of working with strains so was wondering what peoples best ways of collecting pollen (also tips for getting a male plant) so I can actually start having fun, all help and advice welcome!

I run a perpetual flower room which I have three different stages of flowering plants usually and multiple strains/ Cultivars. So I was running a crop of Rockstar Kush by BC seeds (aka the Pollen chucker) breeders site said it was 8-9 weeks flowering strain my scope said 9.5-10 week for those...