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How much does it cost to farm crayfish per mu?
Calculation of crayfish farming cost: farming cost = site rent + seed crayfish cost + feed cost + water and electricity cost + staff wages (negligible) = 700 + 6960 + 2000 + 1000 = 10660 yuan. Site rent: there is quite a lot of idle land in rural areas, and site rent is relatively cheap.
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Fish Feed Formulas and Preparation Methods Explained in Detail
The feed formula for each kind of fish is different. For example, the carp feed formula: wheat bran 43%, fishmeal 30%, soybean cake 15%, barley 10%, additives 2%, feed conversion ratio 2. Grass carp feed formula: rice straw powder 80%, soybean cake 10%, feed conversion ratio 4.90, plus green fodder, with a ratio of
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How to treat and prevent white spots on goldfish?
Goldfish are a common indoor ornamental fish, with a beautiful body shape and easy care, and are loved by the public. But when goldfish get sick, small white spots appear on their bodies. How do you treat white spots on goldfish? How do you prevent them? 1. What are the small white spots on goldfish
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How to Feed Goldfish? Feeding Methods and Feed Selection for Home-Kept Goldfish
More and more friends keep a few beautiful goldfish at home to decorate their houses. But many people cause their goldfish to die because they do not understand how to feed them. Today we will learn about the feeding methods and feed selection for home-kept goldfish. 1. Home-kept goldfish
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Do Crucian Carp Actually Eat Crayfish Fry?
Crucian carp eat crayfish fry. Crucian carp is an omnivorous bottom-dwelling creature, and it will eat crayfish fry and crayfish feed, so it is best not to polyculture crucian carp fry and crayfish fry together. However, if the crucian carp are somewhat larger, they can be polycultured with a small number of crayfish. Points to note during crucian carp farming
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What is the typical yield per mu for mandarin fish farming in jin?
The yield per mu of mandarin fish ranges from 4000-8000 jin, and different farming environments and farming techniques are important reasons for the yield differences. In addition, mandarin fish grow quickly; after 4-5 months of rearing, they can reach a commercial size of about 300 grams. Points to note in mandarin fish farming: 1. Farming
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What conditions are needed for crayfish farming?
Crayfish meat is tender and plump, and whether stir-fried over high heat or steamed, it has a distinctive flavor. It is now the season for eating crayfish, and whether at late-night food stalls, restaurants or people's homes, everyone has recently been ordering this delicacy, crayfish. Because crayfish prices have plummeted
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What are the living habits of the Arctic lion's mane jellyfish? With pictures
There are many species of jellyfish, and their diameters vary quite a lot. The Arctic lion's mane jellyfish is one of them, and it gets this name because its bell looks as if it is covered with a glow like rosy clouds. When the bell of the Arctic lion's mane jellyfish opens, it is very frightening; it is said that its diameter can
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What water temperature is suitable for keeping oscar fish?
The oscar fish is also called the piglet fish, star cichlid, or tail-star fish, and it is a fish with map-like markings, with irregular red lines. The oscar is a relatively large, slow-moving, gluttonous but not fierce ornamental fish, and now many
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Detailed information and picture introduction of the kissing fish
The kissing fish is also called the peach blossom fish, kisser fish, fragrant kiss fish, etc. Because they are often seen kissing, they are called by this name. However, their kissing is not a display of affection, but a form of fighting. The body surface of the kissing fish is light red in color, and it is a
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