Month: November 2010

Test results: herbicides in our straw, our horse manure is ok

I learned in the Organic Gardening Yahoo Group that most straw and manure is contaminated with herbicides and that the cheapest way to test is to grow some beans or peanuts. I tried to follow the instructions at Bioassay Test for Herbicide Residues in Compost: Protocol for Gardeners and Researchers in Washington State and here …

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