Log of  Water Quality
	pH Meter	EC Meter	Cardy Meter	Ammonia Test Kit		H2O Temp.
	pH	EC	NO3	NH4/NH3	NH3	oF
		dS/m	ppm	ppm	ppm
Nutrient Solution = Control
Day = 0	7.50	0.02
Day = 5	7.20	0.07
Nutrient Solution = Hoaglands Nutrient Solution
Day = 0	5.10	2.18
Day = 5	6.07	2.28
Nutrient Solution = Scotts 15-30-15
Day = 0	5.80	0.78
Day = 5	6.50	0.98
Nutrient Solution = Peters 20-10-20
Day = 0	6.60	1.02
Day = 5	6.83	0.93
Ranges
Ideal for Plants	6.3	<2 dS/m	>50 ppm	?	?	approx. 70 oF