Artificial rearing method of eurysome golden thread leech
A wide-bodied golden leech artificial breeding technology, applied in animal husbandry and other fields, can solve the problems of leech resource reduction, wild leech growth intensity and limited reproduction rate, etc., to achieve protection of wild provenance, stable reproduction coefficient, growth and development The effect of shortening the time
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[0021] The artificial breeding method of the wide-body golden leech provided by the present invention comprises:
[0022] (1) Natural development law and growth habit of leeches broad-bodied
[0023] Wide-bodied leech, commonly known as leech, grows up, slightly spindle-shaped, flat, 6-13cm long, and 0.8-2cm wide. The back is usually dark green, with 5 vertical lines composed of fine yellow and black spots, and one darker in the dorsal midline. The ventral surface is light yellow, mixed with many irregular tea-green spots. The number of body rings is 107, and the annulus obviously accounts for 15 rings. The male genital pores are between the 33rd and 34th ring grooves, and the female genital pores are between the 38th and 39th ring grooves. Eyes 5 pairs in an arc. The front sucker is small and the teeth are underdeveloped.
[0024] It lives in paddy fields, rivers, and lakes. It does not suck blood, but feeds on plankton, small insects, larvae of molluscs, and humus on mu...
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