§ 3 



REACTION TO STEROID HORMONES 



17 



Latent period, i hour. Linear growth ends after 4>^ 

 hours. After this the curve runs horizontally. 



desoxycorticosteronp 



hours 



Fig. 18. Ovipositor growth curves after administration of 

 desoxycorticosteronc. 



desoxycorficosterone-acetate 



Fig. 19. Ovipositor growth curves after administration of 

 desoxycorticosteronc- acetate. 



