25 



Table 8. EFFECTS OF INSECTICIDES UPON REPRODUCTION OF QUAIL 



Table 9. AMOUNTS OF INSECTICIDES CAUSING AQ% OR MORE DECREASE IN REPRODUCTION 

 OF QUAIL 



Insecticide 



Aldrin 



Dieldrin 



Endrin 



Heptachlor 



Chlordan 



DDT 



Strobane 



Methoxychlor 



Ounces per 30 Tonsi p. p.m. 



1 

 1 

 1 



10 



25 



100 



300 



1000 



(1 ounce per 30 tons = 1 p. p.m.) 



