PROTECTION AND CULTURE. 99 



C. PROPAGATION? OF BIRDS. 



a. Methods of ostrich culture. 



6. Methods of culture of domesticated birds, fowls, «S:c. 



7. PROPAGATION OF REPTILES. 



a. Methods of terrapin culture. 



8. PROPAGATION OF AMPHIBIANS. 



a. Methods of frog culture. 



9. PROPAGATION AND CULTURE OF FISHES.^ 



a. Accessories of obtaining and imi)reguating ova : 

 Pans, pails, «&c. 



Strait-jackets used in spawning salmon. 

 Spawning-race, (Ainsworth.) 

 Roller-spawning screen, (Collins.) 

 Spawning-vat, (Bond.) 

 h. natchiug-apparatus : 

 Troughs : 

 Plain. 



Gravel-bottomed. 

 With sieve-bottom trays : 



Brackett's. 



Williamson's. 



Clark's. 

 Vats or cases : 



Holton's. 



Roth's. 



Glass-grilled boxes, (Coste's.) 

 Jars and tin- vessels : 



Bell and Mather's. 



M. A. Green's. 



Ferguson's. 



Chase's. 

 Hatching-boxes, (floating :) 



Seth Green's shad- box. 



Brackett's shad-box. 



Brackett's shad-box, (No. 2.) 



Bryant's shad-box. 



Stilwell & Atkins's shad-box. 



Bannister's shad-box. 



1 Classification proposed by J. W. Miluer. 



