: The EPA periodically conducts reviews of these pesticides to assess ecological risks and has proposed measures like prohibiting off-site composting of treated plant matter to mitigate contamination. 2. Pyralid Moths (Family Pyralidae)
: Gardeners often perform a "bioassay" (a growth test) by planting sensitive seeds like beans in suspected compost to see if they emerge with curled leaves before using the compost on their main garden beds. pyralid
: These herbicides are "horribly persistent" and do not break down quickly in manure or compost heaps unless exposed to specific soil microbes over time. : The EPA periodically conducts reviews of these