Not all pesticides are synthetic. BT for example. (Though it can be mixed with synthetics, spreaders, stickers, or other pesticides in retail formulations.)
Overuse or poorly targeted use of antibiotics (and pesticides for that matter) can be a problem because it can make the compound less effective in the future.
Overuse or poorly targeted use of antibiotics (and pesticides for that matter) can be a problem because it can make the compound less effective in the future.
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