Massachusetts Department of Environmental Protection

Apr 09, 2020 · Massachusetts Department of Environmental Protection ... or septage as a fertilizer or soil conditioner by providing nutrients for growing vegetation or improving the quality of the soil for the purpose of growing vegetation. ... Hach Handbook of Water Analysis, 1979, pages 2-231 and 2-333, Hach Chemical Company, Loveland, Colorado 80537. (14 ... ................
................