title: Effect of some herbicides on the hatching rate of hen's eggs.
mesh_terms: D000818:Animals; D005260:Female; D006540:Herbicides / Q000494:pharmacology*; D010063:Ovum / Q000187:drug effects*; D011726:Pyridinium Compounds / Q000494:pharmacology*
chemical_list: D006540:Herbicides; D011726:Pyridinium Compounds