Listen you can post question in the emergency forum here when you have concerns.... people will answer you here but im kinda new to this too, I would get a second opinion and im sure you will get several but I think a little paranoia goes a long way personally.... the more you dig the more you...
I may not be reading right but is your question why are they laying less? If it is, mine are doing the same and i believe its because the days are getting shorter. This is something that just happens unless you offer supplemental daylight... you can find information here at BYC about soooo many...