CONTENTS 



OVA, THE PRODUCTION OF, . . 9 



THE INCUBATION OF, . * 13 



APPROPRIATE EMPLOYMENT OF, .15 



COST OF, . 16 



FRY, THE PRODUCTION OF, . 23 



,, APPROPRIATE USES OF, ... .35 



,, COST OF, 36 



YEARLINGS, THE PRODUCTION OF, . 39 



APPROPRIATE EMPLOYMENT OF, . . 40 



COST OF, ... . 43 



TWO-YEAR-OLDS, THE PRODUCTION OF, .' 47 



APPROPRIATE EMPLOYMENT OF, . 51 



COST OF, 51 



EEDDS, ....... . 54 



PONDS, . ... . -. . 57 



CULTIVATION OF WATER, . ... 62 



TRANSPORT OF TROUT, ... 64 



APPENDIX I., PRELIMINARY REPORT ON A NATURAL 



LAKE, .66 



