Recent content by JesseGreenman

Spitz: The question is, how did Frank arrive at his values in his mixing ratio tables, which are apparently incorrect? (According to my calcs., that is.) He uses non-metric values (just says gallons and ounces) yet when broken down using metric, the numbers don't jive. So what's wrong here, his...

OK, again, Mel Frank, in his book, gives a certain mix ratio to achieve certain ppm levels in the nutrient solution. According to actual atomic weight of nutrient elements involved however, the amounts given by Frank to achieve the required ppm levels is wrong. So, are his mixing recipe...

I was recently trying to introduce a new nute compound into my hydro system, and was calculating amounts needed. Anyway, I started with amu's in the Periodic Table to source weight info to arrive at my ppm results, and when I compared my results to Mel Frank's in 'Marijuana Grower's Insider...