The herbicide to be used must be nontoxic and must not bio accumulate in the bodies of the organisms.
A herbicide is a chemical that is used to control the growth of weeds. Weeds are unwanted crops. Herbicides may be toxic or non toxic.
Since the eaters of the dairy cows are very health conscious, and there is need to use the herbicide in order to preserve the cows, the herbicide to be used must be nontoxic and must not bio accumulate in the bodies of the organisms.
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