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Everyone must be familiar with one kind of fish consumption, namely catfish, which can not only be preserved as an ornamental fish, but also very delicious in various dishes, such as pecak catfish, grilled catfish, fried catfish etc
In addition to its delicious taste, this type of freshwater fish also has a very high nutritional value and is also quite affordable, making it very popular with many people other than goldfish. As for how to grow or raise African catfish and other types of catfish, it can also provide tempting results and is very suitable for professional or novice breeders.
For this reason, it is no wonder that many people are currently racing to find alternative feeds for catfish in aquaculture in order to provide multiple benefits while speeding up the growth process of the catfish for faster harvest. In this review, we will discuss how to make catfish feed from bran which can be used for reference as additional feed to save production cost on the farm you are running.
What is the bran?
Bran is a waste that comes from the processing of rice into rice with variable quality depending on the variety of rice used. Rice bran is part of the rice husk that is carried out during the rice whitening process.
Rice bran has been used very often for animal feed and also for fish farming because it contains very high nutrition, it is very affordable in price, it is quite easy to obtain and the use of this bran also does not compete with humans. .
The production of rice bran in Indonesia itself is very high, reaching 4 tons per year and in each quintal of rice, between 18 and 20 grams of bran can be produced.
Bran is a feed ingredient that has been used by most farmers in Indonesia, most of which comes from agro-industrial waste. This rice bran has a very high crude fiber content, which reaches up to 13.5% and an energy value between 1,640 and 1,890 kcal/kg. But behind the advantages, the feed made from bran also has a drawback, namely, the amino acid is relatively low, as well as the content of minerals and vitamins in the bran.
How to make fine bran catfish feed
This fine bran catfish feed is an excellent feed alternative to augment the catfish growth process, especially in the form of organically farmed catfish. In this fine bran feed for catfish contains many nutrients, minerals and vitamins that are needed in simple catfish farming. For those of you who want to make this catfish feed, check out some of the easy ways we will provide below.
- feed ingredients
To make this fine bran catfish feed, there are several important ingredients that need to be prepared. Some of these materials include:
- Pellets up to 2.5 kilograms
- 5 kilograms of bran
- Salt as much as 5 tablespoons
- 0.25 kilograms of salted fish
- 5 liters of water
- Just amount of oil.
- Container Preparation
After all the feed ingredients in organic catfish farming in canvas ponds or other types of ponds using fine bran, there are several containers and equipment that need to be prepared. Prepare a container or place that will be used to put the bran along with other ingredients. Whether it’s fine bran or thick bran, a container that can be used is to use a large bucket to mix all the ingredients.
- Preparation of additional material
Also prepare additional ingredients and also a mix that will later be added to the fine bran catfish feed. Granules can be prepared to soften and smooth the texture of fine and coarse bran. Use the type of pellet that contains 20% protein. This is very important to speed up the growth process of the catfish because the protein that will work mainly in the digestion of the catfish.
- add salt
Adding salt in this fine bran catfish feed mix in a cube is helpful to preserve and also maintain the nutrients contained in all the ingredients during the cooking process so as not to damage the nutrients contained in the ingredients. In order to enhance the aroma of this fine bran catfish feed, the addition of salted fish together with all the ingredients is very important, which is very suitable for the African catfish farming method.
- Add vegetable cooking oil
The next ingredient that can be added and mixed with the ingredients in the bucket is vegetable cooking oil. The use of this vegetable oil is to add to the aroma of catfish feed to make the smell more pungent so that the catfish can be consumed with relish. However, if the aroma or smell is produced from the dough, then the addition of this vegetable cooking oil can be used sparingly.
- Stir all ingredients
After all the ingredients of the hot or cold area catfish farming feed enter the bucket, mix until all the ingredients are evenly distributed, and then add the natural liquid slowly, that is, enough water. Stir all the ingredients slowly until all the ingredients form a thick dough.
- steaming dough
The next step that can be used to make catfish is fine bran feed. Transfer the finished mass to the pan for steaming. Steam the dough for about 1 hour. If the color of the dough has changed color to ripen and it smells very fragrant, it may even smell like when making cakes that are processed in a special way. If the color of the dough has changed color to dark brown, this is a sign that the dough is cooked. Remove the dough immediately and then let it rest.
- Prepare the storage container
The last step you can do to make feed pellets in sangkuriang catfish farming in a canvas pond from fine bran is to place the cooked feed mass, preferably in a place or container that has several small holes in it with the aim of that the water in the food can come out. Leave the bran catfish food for about 24 hours or overnight before it is given for catfish farming in concrete ponds, earthen ponds and also for pond maintenance.
- How to feed the catfish
Once the method of making catfish feed from bran has been done, the next step that can be prepared is how to feed the catfish before it can be given as organic feed.
- Make a fist of the finished catfish feed and place it in the pond.
- In addition to being very popular with catfish, the strong aroma that is produced from the natural organic feed ingredients can also make catfish hungry at the same time that catfish will win over each other. Give this organic food a minimum of 2 times a day and for this catfish the feeding schedule is at night.
- To make the aroma produced by the catfish feed stronger, each time the feed is given, first spray it with vegetable oil.
Besides making fine bran catfish feed, the next way to make catfish feed that you can make is to make fermented bran. This bran fermentation has the advantage that it is more durable when stored and can increase the nutritional content of the bran feed and is good for preventing diseases in catfish. Additionally, this fermented rice bran technology can reduce phytic acid levels in rice bran to maximize its use.
This phytic acid can bind with minerals, proteins and starch which then form salts or complex compounds to optimize the content of minerals, proteins and starch in the feed. The purpose of this fermentation is to break down the fiber, protein and carbohydrate content into simple compounds which in turn can also be made using bacteria, yeast, fungus or a combination of the three ingredients under closed or anaerobic conditions.
- Preparation of materials
Just like when making catfish feed from fine bran, making this bran fermentation also requires some preparation of the ingredients, namely fresh rice bran, drums or plastic bags to mix the ingredients, water and molasses.
- How to make fermented bran feed
After preparing all the ingredients, you can continue crafting food from the fermented bran as a way to farm catfish for quick harvesting.
- Prepare the rice bran and then mix it with water up to 25% of the total weight of the bran in the morning together with molasses up to 3% of the weight of the rice bran used.
- Add the molasses and water solution mixture to the bowl containing the bran and stir until fully combined.
- Put it in a drum or plastic bag and seal it tightly.
- The fermentation process of rice bran in catfish feed takes about 1 month at room temperature.
If the fermentation signal is complete, it will have a fragrant odor with a slightly crumbly bran texture and will feel warm to the touch. Before this bran-fermented food is fed to catfish, it must first be aerated. The finished bran fermentation can also be dried and then stored for a long time, which can last up to 3 months without causing rancid smell and also the condition of the bran is too dry.
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