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Holothurian feed additive and preparation method thereof

A technology for feed additives and sea cucumbers, applied in the field of sea cucumber feed additives and preparations, can solve the problems of drug residual toxic substances, irregular operation, use of unhealthy seedlings, etc., increase the weight gain rate and survival rate, avoid harmful substance residues, The effect of improving feed conversion ratio

Inactive Publication Date: 2010-06-02
DALIAN FISHERIES UNIVERSITY
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  • Summary
  • Abstract
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AI Technical Summary

Problems solved by technology

[0002] At present, the scale of sea cucumber farming in my country is increasing, but there are widespread phenomena such as excessive breeding density, abuse of fishery drugs, random use of additives and feed, coupled with the use of unhealthy seedlings, pollution of the breeding environment and irregular operations, etc., directly It leads to problems such as the decline in the hygienic quality of sea cucumbers, drug residues and toxic substances exceeding the standard, which has a very bad impact on the ecological environment and even poses a serious threat to human health.

Method used

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Examples

Experimental program
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Effect test

experiment example

[0009] 1. Sea cucumber juvenile stage, taking the preparation of 100 kg of compound feed as an example, add bamboo charcoal micropowder according to the embodiment of the present invention by 1% of the feed weight, and feed it by 5-10% of juvenile ginseng body weight every day. After 30 days of use, after testing, , The weight gain rate of juvenile ginseng increased by 100-150%, the phagocytosis rate of blood cells increased by 35-47%, the activity of lysozyme increased by 30-50%, and the survival rate of bacteria challenged by 40-50%. 12 hours after the feed was put into the water, the concentration of ammonia nitrogen in the water body was reduced by 10-15%.

[0010] 2. In the juvenile sea cucumber stage, take the preparation of 100 kg of compound feed as an example, add bamboo charcoal micropowder according to the embodiment of the present invention by 3% of the feed weight, and feed it by 5-10% of the juvenile ginseng body weight every day. After 30 days of use, after testi...

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Abstract

The invention discloses a holothurian feed additive capable of adjusting the micro-ecological environment of cultivation water body, improving the immunity of holothurian and the feed conversion rate and a preparation method thereof. The method comprises the following steps of: placing bamboos in a kiln, firing the bamboos at the temperature of 700-1000 DEG C for 23-27 days in the kiln to make bamboo charcoal, crashing to become bamboo charcoal micro-powder with 300 meshes by a feed crasher, finishing and packaging. The holothurian feed additive is added in the holothurian feed accounting for 1-5% of the feed by weight.

Description

Technical field: [0001] The invention relates to a sea cucumber feed additive and a preparation method thereof, in particular to a sea cucumber feed additive capable of regulating the micro-ecological environment of aquaculture water, improving the immunity and feed conversion rate of sea cucumbers and a preparation method thereof. Background technique: [0002] At present, the scale of sea cucumber farming in my country is increasing, but there are widespread phenomena such as excessive breeding density, abuse of fishery drugs, random use of additives and feed, coupled with the use of unhealthy seedlings, pollution of the breeding environment and irregular operations, etc., directly It leads to problems such as the decline of the hygienic quality of sea cucumbers, drug residues and toxic substances exceeding the standard, which has a very bad impact on the ecological environment, and even poses a serious threat to human health. Invention content: [0003] The present inven...

Claims

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Application Information

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IPC IPC(8): A23K1/18A23K1/14A23K20/20A23K50/80
Inventor 任同军姜志强刘刚王福强韩雨哲
Owner DALIAN FISHERIES UNIVERSITY
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