Crayfish feed formula

Freshwater crayfish is a typical omnivorous animal, eating not only grass, water plants, but also grain feed and animal feed. The basic requirements of crayfish artificial diet sold on the market are protein content 35% 45%, fat content 6% 12%, carbohydrate 15% 25%, cellulose 20%. Let's take a look at the crayfish feed formula!

Crayfish feed ratio

Generally, plant food accounts for about 60%, and animal food accounts for about 40%. In plant food, fruits and grasses account for half, about 30%. In the process of feeding, according to the actual situation of large, medium and small (young shrimp), the above animal and plant feed should be rationally matched and properly adjusted.

Feed formula for young shrimp

1. Formula 1: wheat bran 37%, fish meal 35%, peanut cake 25%, clam shell powder 3%. The protein content of this formula is about 45%.

2. Formula 2: fish meal 60%, wheat bran 22%, peanut cake 15%, minerals 3% and trace elements. The crude protein content of this formula is about 50%.

3. Formula 3: fish meal 50%, wheat bran 20%, bean cake 20% and trace elements. The crude protein content of this formula is about 45%.

Feed formula for adult shrimp

1. Formula 1: wheat bran 50%, silkworm chrysalis 30%, bean cake 10%, rice bran 5%, peanut cake 5%.

2. Formula 2: wheat bran 30%, rice bran 22.5%, fish meal 20%, peanut cake 20%, silkworm pupa 7.5%.

3. Formula 3: wheat bran 57%, fish meal 35%, peanut cake 5%, clam shell powder 3%.

Summary: in the whole process of crayfish culture, the utilization rate of formula feed and bean cake is about 2.8% and 1.2% respectively. Crayfish is mainly composed of plant feed.