Coated feeds capable of enhancing vitality of leeches and preparation method for coated feeds

Abstract

The invention discloses coated feeds capable of enhancing the vitality of leeches. The coated feeds are prepared from the following raw materials in parts by weight: 40 to 50 parts of corn germ meal, 10 to 15 parts of lentinula edodes, 30 to 35 parts of cuttlefishes, 40 to 50 parts of pig plasma, 5 to 8 parts of cheese, 40 to 50 parts of amaranthus hypochondriacus, 30 to 40 parts of mealworms, 5 to 8 parts of plasma protein powder and proper amounts of cooking oil, yeasts, bacillus natto, sodium hydroxide, chitosan and water. According to the coated feeds, by processes of extraction, centrifugal fermentation and the like of mealworms and amaranthus hypochondriacus, protein peptides which are easier for leeches to digest and absorb are prepared, a better physiological function is realized, and the feeds are spicy and easy to store; by fermented lentinula edodes, nutrient substances are promoted to effectively disseminated, and fragrant flavor is disseminated to promote the feeding of the leeches; cuttlefishes have the effects of nourishing blood, reinforcing deficiency, benefiting qi and enhancing vitality; the raw materials are organically combined to effectively promote the feeding of the leeches and improve the life vitality of the leeches.

Description

technical field [0001] The invention relates to the technical field of feed, in particular to a coated feed for enhancing leech vitality and a preparation method thereof. Background technique [0002] The use of leeches in my country is nearly a thousand years earlier than in the West. The use of leeches as a traditional Chinese medicine was first recorded in "Shen Nong's Materia Medica", which has been recorded in successive dynasties. Leech was identified as one of the 35 Chinese herbal medicines for promoting blood circulation and removing blood stasis at the National Academic Conference on Activating Blood and Removing Blood Stasis in 1986. A few micrograms of hirudin discovered and extracted by the British McWatt in the 1950s can prevent blood from coagulating. It can reduce blood viscosity, relieve arterial wall spasm, dilate blood vessels, promote blood circulation and absorb exudate. Hirudin can also be used to treat myocardial infarction, stroke, thrombotic vascula...

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Problems solved by technology

The water body is required to be free from industrial and domestic pollution. The water source should not contain strong iron and sulfur. It can survive in waters with a pH value of 6.4-9, but it cannot live in acidic waters with an extremely low pH value.