COST / ECONOMIC BENEFIT BY
APPLICATION OF Fish Grower( HATCHERY MODEL)
(FIGURES BASED ON STUDIES
FORWARDED BY DIRECTOR OF FISHERIES, KARNATAKA)
|
VARIETY OF FISH |
FEMALE BROODER ( KG ) |
QTY. OF EGGS OBTAINED (LTS.) |
EGG COUNT ( NO OF EGGS / 10 ml |
EGGGS RELEASE IN LACS |
FECUNDITY REALISED ( NO OF EGGS OBTAINED / KG BODY WT IN LACS ) |
% OF EGGS FERTILISED |
QTY OF SPAWN OBTAINED IN LACS |
HATCHING % REALISED |
REMARKS |
|
CATLA |
|
|
|
|
|
|
|
|
|
|
CONTROL |
12 .000 |
100 |
110 |
11.00 |
0.91 |
80 % |
8.00 |
90.90 % |
|
|
EXPT |
22.000 |
320 |
110 |
35.20 |
1.59 |
95 % |
30.00 |
89.71 % |
|
|
DIFFERENCE
|
10.000 |
220 |
NIL |
24.20 * *
PROPORTI-ONATE TO CONTROL 20. 02 LACS NET
EXTRA PRODUCTION 15.18 LACS |
0.68 |
15 % |
22.00 * *
PROPORTIONATE TO CONTROL 14. 667 LACS . NET EXTRA
PRODUCTION = 15.333 LACS ASSUMING
SPAWN RATE @ RS 1000 / LAC BENEFIT RS 15333/ |
-
1.19 % |
|
COST / ECONOMIC BENEFIT BY
APPLICATION OF Fish Grower
(HATCHERY MODEL)
(FIGURES BASED ON STUDIES
FORWARDED BY DIRECTOR OF FISHERIES , KARNATAKA)
|
VARIETY OF FISH |
FEMALE BROODER ( KG ) |
QTY. OF EGGS OBTAINED ( LT S) |
EGG COUNT ( NO OF EGGS / 10 ml |
EGGGS RELEASE IN LACS |
FFECUNDITY REALISED ( NO OF EGGS OBTAINED / KG BODY WT IN LACS ) |
% OF EGGS FERTILISED |
QTY OF SPAWN OBTAINED IN LACS |
HATCHING % REALISED |
REMARKS |
|
ROHU |
|
|
|
|
|
|
|
|
|
|
CONTROL |
3.500 |
50 |
95 |
4.75 |
1.35 |
80 % |
3.50 |
92.10 % |
|
|
EXPT |
7.000 |
150 |
105 |
15.75 |
2.24 |
90 % |
14.00 |
98.76 % |
|
|
DIFFERENCE
|
3.500 |
100 |
10 |
11.00* *
PROPORTI-ONATE TO CONTROL 9.50 LACS NET
EXTRA PRODUCTION =6.25 LACS |
0.90 |
10 % |
10.50 * *
PROPORTIONA-TE TO CONTROL 7.00 LACS . NET EXTRA
PRODUCTION = 7.00 LACS ASSUMING
SPAWN RATE @ RS 1000 / LAC BENEFIT RS 7000/ |
6.66 % |
|
COST / ECONOMIC
BENEFIT BY APPLICATION OF Fish Grower ( HATCHERY
MODEL)
(FIGURES BASED ON STUDIES
FORWARDED BY DIRECTOR OF FISHERIES, KARNATAKA)
|
VARIETY
OF FISH |
FEMALE
BROODER ( KG ) |
QTY. OF
EGGS OBTAINED ( LTS.
) |
EGG
COUNT ( NO OF
EGGS / 10 ml |
EGGGS
RELEASE IN
LACS |
FFCUNDITY REALISED ( NO OF EGGS OBTAINED / KG BODY WT IN LACS ) |
% OF
EGGS FERTILISED |
QTY OF
SPAWN OBTAINED IN LACS |
HATCHING
% REALISED |
REMARKS |
|
ROHU |
|
|
|
|
|
|
|
|
|
|
CONTROL |
6.250 |
75 |
105.00 |
7.875 |
1.74 |
80 % |
6.00 |
95.23 % |
SPENT
4.500 KG |
|
EXPT |
9.750 |
175 |
105.00 |
18.37 |
2.37 |
90 % |
16.00 |
96.74 % |
SPENT
7.350 KG |
|
DIFFERENCE
|
3.500 |
100 |
NIL |
10.50* * PROPORTI-ONATE
TO CONTROL 12.863 LACS NET EXTRA PRODUCTION =5.512 LACS |
0.63 |
10 % |
10.0 * *
PROPORTIONA-TE TO CONTROL 9.80 LACS . NET EXTRA PRODUCTION = 6.2.0 LACS ASSUMING
SPAWN RATE @ RS 1000 / LAC BENEFIT RS 6200/ |
1.51 % |
|
OBESERVATION :
IN CASE OF
ABOVE THREE OPERATION ARE CARRIED FOR 10 TIMES IN A SEASON THE TOTAL BENEFIT DURING
A YEAR = RS 15333+ RS 7000 + RS 6200 == RS
28533X 10 = RS 2, 85 ,330. /
LESS COST
OF INSTRUMENT RS 40,000/
DIFFERENCE BENEFIT DURING IST YEAR RS 2,45,330/
TOTAL
BENEFIT ACHIEVABLE
DURING THE LIFETIMEARE OF THE INSTRUMENT ARE AS FOLLOWS :
FIG ARE IN RS
|
IST YEAR |
2 ND YEAR |
3RD YEAR |
4TH YEAR |
5 TH YEAR |
6 TH YEAR |
7 TH YEAR |
8 TH YEAR |
|
2, 45, 330 |
2, 85 , 330 |
2, 85,330 |
2, 85,330 |
2, 85,330 |
2, 85,330 |
2, 85,330 |
2, 85,330 |
TOTAL BENEFIT IN 8 YEARS IS RS 20,21,843/