Toxicity of four pesticides on birds and their assessment
 
                 
                
                    
                                        
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Graphical Abstract
 
                                        
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Abstract
    The actue and cumulation toxicities of fournew pesticides on birds(quail)were studied,and their safetyassessment was carried out.The results showed:methylisofinphos and pyrimysthion were high toxic. It wassuggested by cumulation test that cumulation of pyriysthionwas moderate and cumulations of other three Desticides wereliw.
 
                                        
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