What do u think is missing

[Damageinaz]

Aero Flo system ph 6 and runs down to 5 than back up weekly only 4 weeks old PPM 450 ran up to 520 trying to make up for whatever is lacking use DM A&B with potash & silica added at rez change 8 days ago. Getting cheetah spots in older leafs so what do you think is needed ?

 

[N.P.K]

looks like the start of phosphorus deficiency, i think...