Food4wealth: What most farmers consider the use of sewage sludge as fertilizer?
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question Passover : What most farmers consider the use of sewage sludge as fertilizer
The White House garden has recently been tested by the National Park Service, and it was found that a high concentration of lead in the application of sewage sludge during the Clinton years haben.http :/ / buzz.yahoo. com / buzzlog / 92869? fp = 1Befürworten you? use this fertilizer, where the fruits and vegetables and cereals are cultivated How would you feel a