whats this leaf problem

Itook these cuttings after the plants they were taken from had been turned for maybe 2 weeks the room is not hot if anything to cold 23 to 25 d c ph 5.8 to 6 d master gold nuts ec 1.6 to 2

See if this helps any.
http://www.thenug.com/galleries/diagnose-your-sick-marijuana-plants

8 out of 10 times its a ph issue,they look like they have a lot going on,what type lighting you using, soil,how old ,just saying more info would be nice ,but im going with ph swing