ARTIFICIAL. PROPAGATION OF TROUT. 



53 



each tray being proportioned to contain its quota of eggs, reckoning 

 25 eggs to a square inch of tray surface one layer deep in the shallow 

 trays, as shown in Figure 17 on this page. 



After the trays have been filled with eggs they are placed one on 

 top of another in stacks of from five to eight trays, and in order to 

 keep the eggs moist a tray of the same dimensions but three-fourths 



ELEVATION 



SECTION A: 5. 



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PLAN 



PLAN Of M05i TRAY 



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PLAN Of £6G TRAY 



Fig. 17. — Plan of Seagle egg-shipping case. 



of an inch deep is packed with wet moss and fastened on top of the 

 stack with strong wrapping twine. First, a tray of moss is placed 

 in the bottom of the shipping case, serving as a foundation for the 

 trays containing eggs, then the stack of egg trays is placed on top 

 of this and another tray of moss is set on top of the stack. 



The outside shipping case has double side walls, with l^-inch 

 compressed cork insulation between, extending up as far as the ice 

 chamber, which occupies about 4 inches at the top of the case. In- 



