What fertilizer is a good source of phosphorus to the tune of 1.3lbs/1000sqft and potassium of .66lbs/1000sqft?

And if there exists such a thing, is it safe to apply at these levels?

Thanks for the feedback. If I were to go simply off the recommended nutrient needs from my test, would you be able to suggest fertilizer(s) for my next 3 applications?

Correct, total lot is half an acre, yard is 1/3 acre.

Any feedback on what to do for fertilizer?

Hi there, I'm new to the site but have read quite and bit and now looking for some feedback on a maintenance plan for my lawn. Here are the details: Located in Columbus Ohio Lawn is about 15K sq ft and was newly sodded in fall of 2013 with KBG mix from a commercial builder but now see some thicker b...