I don't think you really have a deficiency I think that late in the flowering stage is getting rid of leaves on its own naturally I wouldn't worry about it, looking good
Most of Your leaves look healthy the ones that look dead or dying I believe are just the plants natural way of putting more energy towards your Bud bro That's my thoughts on it
Most of Your leaves look healthy the ones that look dead or dying I believe are just the plants natural way of putting more energy towards your Bud bro That's my thoughts on it