This perk will not affect killed enemy corpses or containers in locations that were visited prior to taking the perk, as these containers are filled when first encountered.
This perk has a 75% chance of affecting a newly-generated container's contents. Conversely, this means the perk is not guaranteed to increase the amount of ammunition in any given container.
This perk seems to have no effect on stashes containing .32 caliber rounds.
It is functionally identical to the Fallout 3 version of the perk, however with options of recycling ammunition its usefulness could be debated when applied to certain characters.
This perk will not affect killed enemy corpses or containers in locations that were visited prior to taking the perk, as these containers are filled when first encountered.
This perk has a 75% chance of affecting a newly-generated container's contents. Conversely, this means the perk is not guaranteed to increase the amount of ammunition in any given container.