242 



FARMERS' REGISTER. 



[No. 4 



First Table.— REARING of SILK-WORMS proceeding from Five Ounces of Eggs. 



1813. 

 Days of 

 rearing. 



1st Age 

 Day 1 

 2 

 3 

 4 

 5 



2nd Age 



Day 6 



7 



8 



9 



3rd Age 

 Day 10 

 11 

 12 

 13 

 14 



4th Age 

 Day 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 



fith Age 

 Day 23 

 24 

 25 

 26 

 27 

 28 

 29 

 80 

 SI 

 S2 



Months. 



May 18 

 19 

 20 

 21 

 22 



23 

 24 

 25 

 26 



27 

 28 

 29 

 SO 

 31 



June 1 

 2 

 2 

 4 

 5 

 6 

 7 

 8 



Sorted Leaves given 

 to the Silk- Worms. 



Leaves 



lbs. oz 

 4 4 

 6 



12 

 6 4 

 1 8 



t 30 



Small r 

 branches 

 and 

 leaves 



18 



SO 



33 



9 



(^ 90 



f 30 



Small I 90 



branches J 97 8 



acd ] 52 8 



leaves 30 



1^ 300 



Small 



f ■ 

 I 97 8 

 I 165 



branches -l 



and I 



leaves j 



225 



255 



127 8 



30 







1^ 900 



1»() 

 270 

 420 



Internal 



tempe 



rature 



degs. 

 75 

 75 

 75 

 75 

 75 



73 J 

 73J 

 73 

 73 



71J 



71J 



71 



71 



71 



71 

 71 

 69 

 69 

 69 

 69 

 69 

 69 



69 

 69 

 69 

 68 

 68 

 68 

 68 

 69 

 69 

 69 



8th Age - - 

 4th Age - - 

 3rd Age - - 

 2nd Age - - 

 Ist Age - - 

 Sorted leaves 



External 

 tempe 

 rature 



66 

 64 

 66 

 66 



62^ 



64 

 64 

 64 J 

 66 



ORSERVATIONS. 



First Age. — The day of rearing begins after 

 twelve o'clock afternoon. 



Dry cold air. 



The exterior temperature was at 62nd to 64th 

 degree, to the west at 5 o'clock in the morning. 



Second Age. — Fine weather. Dry air. 



Third Ace. — Little variation in the external 

 temperature, south winds predominated, heavy 

 air, rain. 



The dry air experienced in the second age had 

 imparted great vigor to the insects. 



Fourth Age. — Some silk-woms placed in a 

 temperature of 64 degrees became torpid during 

 fifty hours. 



Fifth Age — The season was extremely unfa- 

 vorable from the 13th until the 18th of June. The 

 thermometer placed in the west, stood during the 

 15th, 16th, and 17th as low as 53 degrees, at five 

 o'clock in tlie morning. Cold rain almost uninter- 

 rupted, although the barometer did not indicate 

 great moisture of atmosphere. 



Weight of mulberr)' leaves, per ounce of e 

 five ounces of eggs, which have consequently c 

 8 ounces of choice cocoons, and six pounds of 

 sumed to a pound of cocoons. 



o-s, 1609 pounds 8 ounces. The silk-worms proceeding frona 

 ons'umed 8047 pounds 8 ounces of leaf, produced 607 pounds 

 coarse floss. About 20 pounds 1 ounce of leaves were con- 



1813. Expenses incurred, and piojit. 



Milan livres 



Dr. 



Five ounces of silk-worms' cg(i,fj, 

 Fuel-wood for hatching them, 

 82 quintals, or 80 (•vvt.«. of mulber- 

 ry leaves, at 4 livres 13 eou.s, 



average, price, the quintal. 

 18 quintals 75 lbs. of shavino-P, 



thick wood and brushwood, at 



11. Is. 4d. the quintal, 

 Eouahs or broom to form the 



hedges for the worms to rise 



upon 

 Paper to put upon the wicker 



trays, 



15 

 1 



20 



13 

 14 





 15 



Oil lor the lamp?, 



Fumigating bottle, 



Expense of gathering the mul- 

 berry leaves, at the rate of 22 

 sous 8 dec. per quintal, 



100 days men's labor, at 25 sous 

 per day, women at 15 sous; 

 when the men work extra hours 

 at night they get 10 sous more, 

 and the women 5 sous addition- 

 al, altigether amounting to 



Ground-rent, and interest of capi- 

 tal employed, for purchase of 

 trays, wicker, and other trifling 

 articles, 



Total, 



96 





 10 



10c 



00 



10 



754 Li V. M. 



