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Calender for fish farming in Himachal Pradesh
January:
(i) Construction of tanks.
(ii) Renovation of Ponds/tank which includes
desilting and repairing of old tanks.
February:
Preparation of ponds
(i) Liming: General rate 250
kg/ha or 25 g/sq m of water area.
(ii) Manuring: After a week of
liming, manuring should be done @ 20 tones/ha. Initially half of
the total quantity and subsequently rest half in equal monthly
installments. For example 1 hectare area (10000 sq. m.) the total
amount of manure required is 2000 kg i.e. 1000 kg to be applied
in the beginning and rest to be applied @ 145 kg per month from March
to October.
(iii) Fill the pond with water just after manuring and
leave it for 12-15 days.
(iv) In case of old ponds, the unwanted weed fish, predatory
fish and harmful insects etc. to be eradicated either manually or by
poisoning the water.
March to November:
Stocking of ponds
(i) Stocking should be done after 15 days of manuring when
watercolour is green, which is indicative of the presence of natural
food in water. The cloudy day or warmer part of the day is to be
avoided for stocking.
(ii) Species to be stocked are common carp, grass carp and silver
carps.
(iii) Species ratio- common carp 3:Grass carp 2: and silver carp
1.
(iv) Stocking rate - 15,000 fingerlings/ha. For example 0.1
ha tank is to be stocked with 1500 fingerlings, in the ratio of 750
common carp : 500 grass carp : 250 silver carp.
(v) Stocking upto 15th March.
Feeding:
Feeding should be started after two days of stocking, at the rate of 3%
of total biomass of fish seed stocked, during first month i.e up to
15th of April. Subsequently the feeding rate should be reduced to 2%.
The chopped succulent grass should also be supplied to feed the grass
carp at lib. The feeding is to be done thrice daily.
December:
Harvesting
Harvesting of table fish can be started w.e.f.15th of November on wards
as per the demand. There is no need of harvesting the entire stock at a
time, this may be prolonged during the three winter months as per the
demand so as to get good price.
Source : http://www.hillagric.ernet.in/
