Shrimp is regarded as nutrias since it contains protein,
selenium, antioxidant, phosphorus, magnesium, copper, iron and vitamin B12. Some
of the health benefits associated with shrimp consumption include weight loss,
fighting aging, improving bone health, decreasing menstrual pain and preventing
cardiovascular diseases.
Moreover increasing health consciousness among consumers
escalating disposable incomes and improving standards of living remains some of
the other major factors which are farther are tormenting the demand for shrimps.
It is expected the
market to reach a volume of 1.13 million tons shrimp by 2024 exhibiting a
compound annual growth rate of around 9% during 2019 to 2024. India to become
the largest exporter of shrimp globally with the 23% share of the total global
export volumes.
The global demand pays for shrimp largely constitutes of major
developed regions and countries. Shrimp farming is around 1.2 lakh sector now
and ends a lot of scope exist for farmers and aquaculture related persons into
this field of activity.
The average culture
period required is around 90 to 120 to 150 days during which time the prawn
will grow 20 to 30 to 35 gram size.
It is possible to get
two crops in a year. Harvested shrimps can be kept between layers of cross ties
before transporting the consignment to market.
The success of commercial aquaculture in India is attributed
to the availability for vast untapped surface water resources, stabilization of
many new products and associated techniques of input and output subsystems, an
extension of technology and practical knowledge to the farmers.
Site selection for Shrimp farming
It is very important to select a suitable site for shrimp
farming.
The site selection decision for shrimp farming should made
after considering data on the topography, ecosystem, socio-economic conditions with
farm design, species compatibility and economic viability.
Reservoir for shrimp farming
A reservoir pond is an essential part to control of pond
environment. Also reservoir pond helps to storage of water.
It is recommended that
the area of the reservoir within a farm should be about 30% of the total farm
area in order to hold a sufficient volume of the water supply.
Reservoir also used in sedimentation purpose. Total drainage
of reservoir can be done by placing an outlet.
Aeration systems
Aeration is very vital part in a shrimp farm. When aeration is
done, it allow air more surface area to close with water. Therefore the
dissolve gases such as CO2 and poisonous gases can be released from water.
Also aeration allows to dissolve more oxygen in water which
facilitate shrimp growth
Feed
A complete feed is a feed formulated to provide all regard
nutrients in the proper proportion. It should be ready to provide rapid weight
gain and high feed efficiency to produce healthy shrimp of high quality.
Feed cost is about half of variable production cost in shrimp
culture. The objective of commercial feed is to maximize the growth rate and
strictly as possible by producing a healthy shrimp high product quality.
The use of feeds will improve shrimp production and increase
profit. The availability of nutrients from feed depends on the type of quality
of the raw materials used, the formulation, the feed processing, feeds storage
conditions and the feed management.
Health Management
Shrimp production have led to global recognition of the need
for health management. Focus to formulate the effective molecules for healthcare
strategies and guidelines which help the sustainable food security.
Shrimps are particularly susceptible to bacterial and viral
pathogens. Since they are characterized by persistence viral infections which
often produce no gross science of disease or mortality.
Viral infections may
be unknown and/or difficult to detect which can cause several losses of culture
and while hostess once they are unwittingly introduced.
Minerals
Ability to meet or surpass production goals with a
maintenance of osmotic equilibrium on minerals play a major role and deploy mentation
is highly required with proper ratio.
Some mineral must help
in developing a healthy and stable plankton bloom which will enhance the better
survival of the post larvae.
Probiotics
Probiotics or bio remediating agent with special beneficial
bacterial action facilitates for better pond ecology and slug management. It
helps out-compete pathogenic bacteria, reduction of suspended organic matter
and reduce the BOD and COD.
Harvesting
The shrimp should be in good condition after harvest and the harvest
should be done within short time. The harvesting should not damage or
excessively contaminate the shrimp with waste.
The rapid harvesting will reduce the risk of bacterial contamination and the shrimp will still be fresh when reaching the processor.
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