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Fly maggot cultivating method using bean dregs

A breeding method and technology of fly maggots, applied in the fields of application, animal feed, animal feed, etc., can solve problems such as inability to scale production, difficulty in collecting a large amount of feces, and complicated separation of fly maggots, so as to achieve improved utilization rate, short feeding cycle, The effect of low feeding cost

Inactive Publication Date: 2013-06-05
ZHEJIANG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] At present, some fly maggot breeding feeds use wheat husks, rice sugar, shrimp shells, etc. as feeding agents, which makes the cost of fly maggots too high
Although the cost of using feces slurry and livestock manure to breed is low, it is difficult to collect a large amount of manure, and the separation of fly maggots is complicated. Only a few farmers produce and use it for themselves, and large-scale production is not possible.

Method used

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  • Fly maggot cultivating method using bean dregs
  • Fly maggot cultivating method using bean dregs
  • Fly maggot cultivating method using bean dregs

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0045] Embodiment 1, utilize the fly maggot cultivation method that fresh bean dregs is carried out, carry out following steps successively:

[0046] 1), making fly cages:

[0047] A rectangular frame of 100 cm × 75 cm × 90 cm was made of a stainless steel tube with a diameter of 10 mm, and the bottom was a composite wood board. A high-density mosquito net (380 mesh / square inch) was placed on the frame, and a 50 cm net was installed on the front side of the cage net. Long gauze gloves for feeding and egg collection operations. Each kind of fly cage is equipped with 2 feeding trays with a diameter of 20 cm and 2 drinking basins with a sponge with a thickness of 8 mm and a diameter of 20 cm.

[0048] Above-mentioned each kind of fly cage can grow approximately 50,000~60,000 flies.

[0049] 2) Feed preparation:

[0050] The feed is obtained by mixing brown sugar and milk powder in a mass ratio of 1:1.

[0051] 3) Breeding flies:

[0052]Wash 100 g of fly pupae (individual we...

Embodiment 2

[0067] Embodiment 2, the fly maggot culture method that utilizes fresh bean dregs to carry out, changes as follows with respect to embodiment 1:

[0068] Change the "dry weight of fresh bean dregs: dry weight of wheat bran: water = 2.5: 1: 8 weight ratio" in the main ingredient of the attractant to "3: 1.5: 7.5".

[0069] The fly maggot feed was changed from "fresh bean dregs, wheat bran and water prepared in a weight ratio of 2.5:1:8 (fresh bean dregs and wheat bran were converted into dry weight)" to "fresh bean dregs, wheat bran and water were prepared by 3 : 1.5:7.5 mass ratio (fresh bean dregs and wheat bran converted to dry weight)".

[0070] All the other are with embodiment 1.

[0071] 14.6 g of fresh fly maggots can be obtained per 500 g of fly maggot feed.

[0072] After testing: the protein content of fly maggots cultured with this formula is 14.8 g / 100 g, and the proportion of oleic acid, linoleic acid, α-linolenic acid, γ-linoleic acid, EPA, and DHA in the total...

Embodiment 3

[0073] Embodiment 3, utilize the fly maggot culture method that fresh bean dregs is carried out, make following changes with respect to embodiment 1:

[0074] Change the "dry weight of fresh bean dregs: dry weight of wheat bran: water = 2.5: 1: 8 weight ratio" in the main ingredient of the attractant to "2: 1.5: 6.5".

[0075] The fly maggot feed was changed from "fresh bean dregs, wheat bran and water prepared at a weight ratio of 2.5:1:8 (fresh bean dregs and wheat bran were converted into dry weight)" to "fresh bean dregs, wheat bran and water were prepared by 2 : 1.5: 6.5 mass ratio (fresh bean dregs and wheat bran converted to dry weight)".

[0076] All the other are with embodiment 1.

[0077] Every 500 g fly maggot feed can get 9.7 g fresh fly maggot.

[0078] The protein content of fly maggots cultured with this formula is 14.5 g / 100 g, and the proportion of oleic acid, linoleic acid, α-linolenic acid, γ-linoleic acid, EPA, and DHA in the total fatty acids is 56.7%. ...

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Abstract

The invention discloses a fly maggot cultivating method using bean dregs. The fly maggot cultivating method includes the following steps: (1) breeding fly larvae; (2) obtaining eggs: an egg obtaining plate is put in a fly larva cage from the third day after the fly larvae start mating, and inducing materials are put in the egg obtaining plate; the egg obtaining plate is replaced every 12 hours; the inducing materials are composed of an inducing material main ingredient and an odor agent, and the inducing material main ingredient is composed of fresh bean dregs, wheat bran and water; (3) covering the eggs and cultivating fly maggots: fly maggot feed is scattered on an egg obtaining basin taken out from the fly larva cage evenly, then the egg obtaining basin is put into a cultivating chamber to be cultivated; the temperature in the cultivating chamber is 25-35 DEG C, and relative humidity is 60%-70%; the fly maggot feed is composed of fresh bean dregs, wheat bran and water; after the eggs are cultivated for 96 hours (adding the fly maggot feed every 48 hours), cultivation mixture containing fly maggot larvae is contained; and (4) collecting the fly maggots to obtain the fly maggots.

Description

technical field [0001] The invention belongs to the technical field of comprehensive utilization of food processing leftover bean dregs and fly maggot breeding, and in particular relates to a technical method for using bean dregs to cultivate fly maggots. Background technique [0002] Okara refers to the leftovers after making tofu, soy milk and other soy products. Its nutritional content is higher than that of many dregs, and it has the characteristics of rich protein content and balanced amino acid ratio. At present, the domestic soybean food industry produces about 20 million tons of wet bean dregs per year. However, the utilization rate of bean dregs in my country is only 4.96% to 16.60%, and the rest is wasted. The data shows that the crude protein of dry bean dregs is 27.7%, which is 3 times more than that of rice. As an important high-quality plant protein source, it is widely used in the feed of pigs, chickens, ducks, etc. Fresh bean dregs cannot be fed directly, t...

Claims

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Application Information

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IPC IPC(8): A01K67/033A23K1/18A23K1/14
Inventor 李铎赛里木汗·阿斯米杨静李克磊沈立荣
Owner ZHEJIANG UNIV
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