Aquaponics is the combination of aquaculture (raising aquatic animals) and hydroponics (growing plants in water, and without soil). it's simple enough; you.... I've been fascinated by hydroponics for years. when it finally came time to play around with one, i found out about aquaponics - a sort of symbiotic relationship.... Apera instruments ai223 sx620 ph pen tester kit with 0.01 ph accuracy, 3-point auto. calibration atc 60 degree c, plastic; glass: amazon.com: industrial & scientific.
Vinegar weed killer. 1 gallon of 5% or pickling vinegar. 2 teaspoons of dish soap. 1/2 cup of salt. any kind of salt will do. mix. apply directly to weeds.. Buy general hydroponics ph control kit: germination kits - amazon.com free delivery possible on eligible purchases. Probably a cup or so. it's ok to run the vinegar water through the empty filter so long as you subsequently run some fresh water through. vinegar residue is not toxic like chlorine or ammonia or soap..
