CN107821263A - Accelerate the ripening bar and forced ripening method for prawn optic stalk constriction and control light - Google Patents

Accelerate the ripening bar and forced ripening method for prawn optic stalk constriction and control light Download PDF

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Publication number
CN107821263A
CN107821263A CN201711272743.4A CN201711272743A CN107821263A CN 107821263 A CN107821263 A CN 107821263A CN 201711272743 A CN201711272743 A CN 201711272743A CN 107821263 A CN107821263 A CN 107821263A
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CN
China
Prior art keywords
ripening
prawn
optic stalk
bar
strap
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CN201711272743.4A
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Chinese (zh)
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CN107821263B (en
Inventor
姜松
江世贵
周发林
黄建华
杨其彬
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South China Sea Fisheries Research Institute Chinese Academy Fishery Sciences
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South China Sea Fisheries Research Institute Chinese Academy Fishery Sciences
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/50Culture of aquatic animals of shellfish
    • A01K61/59Culture of aquatic animals of shellfish of crustaceans, e.g. lobsters or shrimps
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Farming Of Fish And Shellfish (AREA)
  • Protection Of Plants (AREA)

Abstract

Include the invention discloses a kind of for prawn optic stalk constriction with accelerate the ripening bar and the forced ripening method of controlling light, the bar that accelerates the ripening:The paste at middle part and the strap for being symmetricly set on the paste both wings, it is characterised in that the cross section of the strap is arcuate structure, and the paste is spherical structure;Each strap surface is equipped with several water swelling salient points, and the water swelling salient point is located at the inner side of the strap arcwall face.Shrimp forced ripening method comprises the following steps:S1 take prawn make its optic stalk open control after, paste is enclosed on the end to eye optic stalk free end, then two straps of symmetric curvature, make two straps it is relative be located at prawn optic stalk two sides;S2 is tightly wrapped two straps on optic stalk by the way of filament wound, is ensured not interspace between the recessed surface of strap arc and optic stalk, is then fixed filament using adhesive tape, adhesive tape can prevent filament from unwinding and releasing.

Description

Accelerate the ripening bar and forced ripening method for prawn optic stalk constriction and control light
Technical field
The present invention relates to a kind of ripening technique of prawn, more particularly to a kind of prawn optic stalk constriction that is used for is with controlling light Accelerate the ripening bar and forced ripening method.
Background technology
Include in the prior art for the ripening technique of close shrimp:(1) Eyestalk;(2) optic stalk is burnt.Remove the side of optic stalk one Face has significant effect of accelerating the ripening, and on the other hand can not also avoid following some negative impacts:(1) parent has after removing optic stalk The very high death rate, the lucky individual survived and laid eggs can also produce permanent injury, and some precious parent managements can not weigh It is multiple to utilize;(2) after removing optic stalk, sexual gland continued development, the ovum of output and the quality for the filial generation hatched are decreased obviously;Even if pass through Ligation or the scheme of constriction optic stalk base portion, the too high death rate can be caused because the power of constriction is unmanageable.Other optic stalk due to The neurosecretion factor in optic stalk can be stimulated by receiving excessive light, and the factor understands delay gland maturity, if by reducing eye Handle receives light or does not allow optic stalk to receive light, can be further to reduce the neurosecretion factor in optic stalk.
The content of the invention
Instant invention overcomes the deficiencies in the prior art, there is provided it is a kind of for prawn optic stalk constriction with control light accelerate the ripening bar and Forced ripening method.
To reach above-mentioned purpose, a kind of technical scheme that the present invention uses for:One kind is used for prawn optic stalk constriction and control light The bar that accelerates the ripening, including:The paste at middle part and the strap for being symmetricly set on the paste both wings, the cross section of the strap is arc Shape structure, the paste are spherical structure;Each strap surface is equipped with several water swelling salient points, and the water suction is swollen Swollen salient point is located at the inner side of the strap arcwall face.
In a preferred embodiment of the present invention, the paste neighboring forms the construction profile of ellipse, described in two The length direction of strap is parallel with the oval long axis ray.
In a preferred embodiment of the present invention, it is further recessed that the paste center is provided with globally recessed direction Cap bag.
In a preferred embodiment of the present invention, the paste circumferential edge is provided with several wedge-shaped indentations.
In a preferred embodiment of the present invention, the water swelling salient point is the water swelling rubber being adhered in the strap Glue.
In a preferred embodiment of the present invention, the recessed one side of two strap arcs and the paste sphere are recessed Simultaneously it is respectively positioned on the same face of the bar that accelerates the ripening.
In a preferred embodiment of the present invention, the length of the bar along its length direction of accelerating the ripening is 8-40mm.
In a preferred embodiment of the present invention, the paste is made up of transparent, translucent or transparent materials.
In a preferred embodiment of the present invention, strap is made with paste using integrative-structure, can be that silica gel material is equal When possess the material of certain transparency, elasticity and toughness.
The another technical solution that the present invention uses for:A kind of prawn forced ripening method using bar progress of accelerating the ripening, including with Lower step:
After S1 takes prawn to control its optic stalk opening, paste is enclosed on the end to eye optic stalk free end, then symmetrically Bend two straps, make two straps it is relative be located at prawn optic stalk two sides;
S2 is tightly wrapped two straps on optic stalk by the way of filament wound, ensures the recessed surface of strap arc and eye Do not interspaced between handle, then fix filament using adhesive tape.
In a preferred embodiment of the present invention, prawn optic stalk free end is inserted in the cap bag of paste center.
In a preferred embodiment of the present invention, filament can be that the nylon that water imbibition is poor in chemical fibre grows long and slender dimension Generally pass through the fine plying composition of more section chiefs Deng, filament.
The present invention solves defect present in background technology, and the present invention possesses following beneficial effect:
(1) when the bar that will accelerate the ripening is worn on optic stalk, the cap bag spherical structure set at paste particularly paste center is passed through first Metastable fixation is formed in optic stalk free end end, then facilitates work in the strap of bending both wings, such wearing mode Make personnel to carry out on the more small prawn optic stalk of structure.
(2) paste of silica gel material and cap bag can be the different situations of transparency, it is ensured that optic stalk light degree It is controllable, the effect can be played by the optic stalk set that corresponding transparency is worn to close shrimp optic stalk set.Prawn in ripening process, It is as far as possible few even not by light, by translucent or opaque paste and cap bag can realize close shrimp by photocontrol.Keep away Exempt from close shrimp in the prior art and be unable to light, staff can only feel about in the dark or enter raising region using torch, cause it is handicapped, After being covered using optic stalk, raising area can do as usual to be illuminated using light source.
(3) water swelling rubber is a kind of by elastic packing and the new function macromolecule material of the dual sealing of water swelling Material.The high resiliency of rubber and preferable mechanical strength so that rubber volume inflatable 5% to 200% after absorbing water, when rubber with When water contacts, hydrone is constantly entered in water swelling rubber by physical actions such as diffusion, capillary and adsorption agent, with Hydrophilic radical in rubber forms extremely strong affinity, rubber is expanded deformation;Thus water swelling rubber is after immersion Can slowly it expand, water swelling rubber intensive distributed architecture of multiple spot in two straps can form circumferential to close shrimp optic stalk Annular extrusion acts on, and reduces the neurosecretion factor in optic stalk to a certain extent, and by setting the coefficient of expansion, water swelling rubber The constriction power of glue banding optic stalk can be to be preset by selection using the water swelling rubber of the different coefficients of expansion, constriction power Can be entered without binding round dead optic stalk completely with effectively to control, also will not completely no constriction power do not have effect.
(4) two straps for being oppositely arranged on optic stalk both sides can be collectively forming parcel optic stalk due to itself arcuate structure Structure, in the case where swell increment is certain, filament wound can tentatively make two straps being oppositely arranged be close to optic stalk, subsequently Water swelling rubber water suction after expansion can with produce predetermined constriction power (because filament and adhesive tape wrap up periphery, expansion Volume can not be expanded to periphery, can only think that Inner extrusion forms the constriction power of extruding).
(5) adhesive tape can prevent filament from unwinding and releasing.
(6) wedge-shaped indentation can after strap bending, paste with deformation caused by fold disappear, guarantee is accelerated the ripening bar table Face more smoothes out on prawn optic stalk.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples;
Fig. 1 is the three-dimensional structure diagram of the preferred embodiments of the present invention;
In figure:1st, paste;2nd, cap bag;3rd, wedge-shaped indentation;4th, strap;5th, water swelling salient point.
Embodiment
Presently in connection with drawings and examples, the present invention is further detailed explanation, and these accompanying drawings are simplified signal Figure, only illustrate the basic structure of the present invention in a schematic way, therefore it only shows the composition relevant with the present invention.
As shown in figure 1, a kind of bar that accelerates the ripening for prawn optic stalk constriction and control light, including:The paste at middle part and symmetrical The strap of paste both wings is arranged on, the cross section of strap is arcuate structure, and paste is spherical structure;Each strap surface is equipped with Several water swelling salient points, water swelling salient point are located at the inner side of strap arcwall face.
Paste neighboring forms the construction profile of ellipse, the long axis ray of the length direction and ellipse of two straps It is parallel.Two straps for being oppositely arranged on optic stalk both sides can be collectively forming the structure of parcel optic stalk due to itself arcuate structure, In the case where swell increment is certain, filament wound can tentatively make two straps being oppositely arranged be close to optic stalk, follow-up water suction Expanded rubber water suction after expansion can with produce predetermined constriction power (because filament and adhesive tape wrap up periphery, the volume of expansion It can not be expanded to periphery, can only think that Inner extrusion forms the constriction power of extruding).
Paste center is provided with the further recessed cap bag in globally recessed direction.That will accelerate the ripening, bar is worn on optic stalk When, first by the cap bag spherical structure at paste particularly paste center be enclosed on optic stalk free end end formed it is metastable solid It is fixed, then facilitate staff on the more small prawn optic stalk of structure in the strap of bending both wings, such wearing mode Carry out.
Paste circumferential edge is provided with several wedge-shaped indentations, wedge-shaped indentation can after strap bending, paste with Fold caused by deformation disappears, and guarantee bar surface of accelerating the ripening more smoothes out on prawn optic stalk.
Water swelling salient point is the water swelling rubber being adhered in strap.Water swelling rubber is a kind of close by elasticity The new functional macromolecule material of envelope and the dual sealing of water swelling.The high resiliency of rubber and preferable mechanical strength so that rubber Volume may expand 5% to 200% to glue after absorbing water, and when rubber contacts with water, hydrone constantly passes through diffusion, capillary and table The physical actions such as face adsorbent enter in water swelling rubber, form extremely strong affinity with the hydrophilic radical in rubber, make rubber Glue expands deformation;Thus water swelling rubber can slowly expand after immersion, and water swelling rubber is more in two straps The intensive distributed architecture of point can form circumferential annular extrusion effect to close shrimp optic stalk, reduce god in optic stalk to a certain extent Through secretion factor, and by setting the coefficient of expansion, the constriction power of water swelling rubber banding optic stalk can be with by selecting to use The water swelling rubber of the different coefficients of expansion is preset, and constriction power can be entered without binding round dead optic stalk completely with effectively to control, Also will not completely no constriction power do not have effect.
Two strap arcs it is recessed with paste sphere it is recessed while be respectively positioned on the same face of the bar that accelerates the ripening.
Length of the bar along its length direction of accelerating the ripening is 8-40mm.
Paste is made up of transparent, translucent or transparent materials.The paste and cap bag of silica gel material can be transparency not With situation, it is ensured that optic stalk light degree it is controllable, can be with by the optic stalk set that corresponding transparency is worn to close shrimp optic stalk set Play the effect.Prawn is as far as possible few even not by light in ripening process, passes through translucent or opaque paste With cap bag can realize close shrimp by photocontrol.Avoid in the prior art close shrimp be unable to light, staff can only feel about in the dark or make Enter raising region with torch, cause handicapped, after being covered using optic stalk, raising area can do as usual and be illuminated using light source.
Strap and paste using integrative-structure making, can be silica gel material etc. be provided simultaneously with certain transparency, elasticity and The material of toughness.
A kind of prawn forced ripening method using bar progress of accelerating the ripening, comprise the following steps:
After S1 takes prawn to control its optic stalk opening, paste is enclosed on the end to eye optic stalk free end, then symmetrically Bend two straps, make two straps it is relative be located at prawn optic stalk two sides;
S2 is tightly wrapped two straps on optic stalk by the way of filament wound, ensures the recessed surface of strap arc and eye Do not interspaced between handle, then fix filament using adhesive tape, adhesive tape can prevent filament from unwinding and releasing.
Prawn optic stalk free end is inserted in the cap bag of paste center, and filament can be that water imbibition is poor in chemical fibre The long and slender dimension of nylon length etc., filament generally passes through the fine plying composition of more section chiefs.The desirable embodiment according to the present invention is to open above Show, by above-mentioned description, related personnel can be carried out more without departing from the scope of the technological thought of the present invention' completely The change and modification of sample.The technical scope of this invention is not limited to the content on specification, it is necessary to according to right Claimed range determines technical scope.

Claims (10)

1. a kind of bar that accelerates the ripening for prawn optic stalk constriction and control light, including:The paste at middle part and it is symmetricly set on the cap The strap of piece both wings, it is characterised in that the cross section of the strap is arcuate structure, and the paste is spherical structure;Each institute State strap surface and be equipped with several water swelling salient points, the water swelling salient point is located at the inner side of the strap arcwall face.
A kind of 2. bar that accelerates the ripening for prawn optic stalk constriction and control light according to claim 1, it is characterised in that:The cap Piece neighboring forms the construction profile of ellipse, and the length direction of two straps is put down with the oval long axis ray OK.
A kind of 3. bar that accelerates the ripening for prawn optic stalk constriction and control light according to claim 1, it is characterised in that:The cap Piece center is provided with the further recessed cap bag in globally recessed direction.
A kind of 4. bar that accelerates the ripening for prawn optic stalk constriction and control light according to claim 1, it is characterised in that:The cap Piece circumferential edge is provided with several wedge-shaped indentations.
A kind of 5. bar that accelerates the ripening for prawn optic stalk constriction and control light according to claim 1, it is characterised in that:The suction Water expansion salient point is the water swelling rubber being adhered in the strap.
A kind of 6. bar that accelerates the ripening for prawn optic stalk constriction and control light according to claim 1, it is characterised in that:Two institutes State strap arc it is recessed with the paste sphere it is recessed while be respectively positioned on the same face of the bar that accelerates the ripening.
A kind of 7. bar that accelerates the ripening for prawn optic stalk constriction and control light according to claim 1, it is characterised in that:It is described to urge Length of the ripe bar along its length direction is 8-40mm.
A kind of 8. bar that accelerates the ripening for prawn optic stalk constriction and control light according to claim 1, it is characterised in that:The cap Piece is made up of transparent, translucent or transparent materials.
9. a kind of prawn forced ripening method of bar progress of accelerating the ripening using as described in any claim in claim 1-8, it is special Sign is, comprises the following steps:
After S1 takes prawn to control its optic stalk opening, paste is enclosed on the end to eye optic stalk free end, then symmetric curvature Two straps, make two straps it is relative be located at prawn optic stalk two sides;
S2 is tightly wrapped two straps on optic stalk by the way of filament wound, ensure the recessed surface of strap arc and optic stalk it Between do not interspace, then using adhesive tape fix filament.
A kind of 10. bar that accelerates the ripening for prawn optic stalk constriction and control light according to claim 1, it is characterised in that:Prawn It is inserted in the cap bag of paste center optic stalk free end.
CN201711272743.4A 2017-12-04 2017-12-04 Ripening strip for penaeus vannamei eyestalk pinching and light control and ripening method Active CN107821263B (en)

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