i have a ppm tester that i try to keep at 1200 total on the flowering side.but im not sure how to measure my ferts.with ppm i mean do you pour into a cup and measure the amount of ppms from each additive?.IM really confused.IN your guys proffesional opinon should i cut back on anything are my fert and nuts right.My res water after adding all my nuts that i gave deteail to in my last repost make my water completly brown and soon after the roots follow.so point being i think im using to many nutes.Can some one help me please and guide me what to use