CN103053509A - Method and device for removing harmful biology including copepod and the like in artificial breeding water body - Google Patents
Method and device for removing harmful biology including copepod and the like in artificial breeding water body Download PDFInfo
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- CN103053509A CN103053509A CN2012105294799A CN201210529479A CN103053509A CN 103053509 A CN103053509 A CN 103053509A CN 2012105294799 A CN2012105294799 A CN 2012105294799A CN 201210529479 A CN201210529479 A CN 201210529479A CN 103053509 A CN103053509 A CN 103053509A
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Abstract
The invention relates to a green environment-friendly device, in particular to a method and device for removing harmful biology including copepod and the like in an artificial breeding water body. Biologic trapping is performed according to difference of aquatic bred biology and harmful biology in life type and phototaxis at different stages for 10-20 minutes, and then surrounding harmful biology are effectively removed. The device comprises a screen, a waterproof light source and a storing chamber. The lower end of the storing chamber is closed, and the upper end of the storing chamber is provided with the screen. The waterproof light source is arranged in the storing chamber. The device is convenient to operate, can be used circularly, is free of chemical agents and is a green environment-friendly device for utilizing natural habits and characteristics of the harmful biology to kill biology enemies.
Description
Technical field
The present invention relates to a kind of environmental protection device, specifically a kind of method and device thereof of removing the harmful animal such as copepoda in the artificial breeding water body.
Background technology
Harmful organisms control in the aquaculture system is the key link in the cultural technique, and can effectively control and eliminate harmful organisms most important for the seed rearing success or failure.Modal harmful organisms is copepoda, Polychaeta etc. in the breeding water body, in case because fast, the adaptable discovery of its breeding is difficult to elimination.Traditional harmful animal sweep-out method mainly contains herbal sprinkling and falls the two kinds of approach in pond.The use of medicine not only increases cost and drops into, and the quality safety that has influence on product in various degree, the use medicine still can not meet the food safety and sanitation standard after exceeding standard and causing growing up to when existing result showed many cultured products because of the young, thereby greatly reduced quality and the benefit of product.Remove harmful animal and then need to drop into a large amount of workloads by falling the mode in pond, also tend in the process of falling the pond young is damaged.So the friendly type of development environment, it is significant for improving the aquaculture products quality and reducing the cost input that green non-poisonous harmful animal prevents and treats method.By the life habit of comparative study aquaculture organism and harmful organisms, the result shows: the aquaculture organism pelagic periods such as shellfish, stichopus japonicus are lacked (not waiting in 10-20 days), namely seek set or epiphytism after metamorphosis is adhered to; After the fast breeding of harmful organisms copepoda, Polychaeta then often appears at aquaculture organism metamorphosis and adheres to, and the throughout one's life battalion's life of swimming of this harmful organisms, obvious phototaxis had.These characteristics are removed for the separation that realizes harmful organisms by the photo-induction collection possibility are provided.
Summary of the invention:
The present invention relates to a kind of method and device thereof of removing the harmful animal such as copepoda in the artificial breeding water body.
The technical solution used in the present invention is for achieving the above object:
A kind of method of removing the harmful animal such as copepoda in the artificial breeding water body, utilize the otherness of aquaculture organism and harmful organisms different phase life type in the water, and phototactic difference carries out biology and lures collection, lures collection after 10-20 minute and then the harmful organisms around effectively removing.
The life type of aquaculture organism should be attached type or sessile form, and the life type of harmful organisms is type or the swimming type of swimming.
Described light source is luxs, 4000 luxs-20000.
Remove the isolated plant of the method for the harmful animals such as copepoda in the artificial breeding water body, comprise screen cloth (1), water-proof light source (2) and receiving room (3); Described receiving room lower end closed upper end is provided with screen cloth; Water-proof light source (2) is located in the receiving room (3).
Described receiving room (3) is back taper.
Described water-proof light source is located at receiving room (3) lower end, and the emission light beam up.
Described water-proof light source is luxs, 4000 luxs-20000.
After filling with clean sea water, the receiving room that the bottom is provided with water-proof light source vertically puts into the target water body, lure collection after 10-20 minute to harmful organisms in the water body, can effectively remove harmful organisms on every side, the screen cloth of receiving room upper end can stop aquaculture organism to enter receiving room, prevents that simultaneously the harmful organisms that enters receiving room from escaping again.
The harmful animal removal of breeding water body described device is cultivated the removal of the red spiral shell larval culture of removal, arteries and veins water body harmful organisms of water body overall process harmful organisms or other shellfish larvae and adhered to applicable to juvenile stichopus after.The mesh size specification should be determined according to the Individual Size of cultivation object: as when being applicable to the stichopus japonicus auricularia of pelagic period, should select the mesh aperture less than 0.80 times of screen cloth that the auricularia body is wide; As when being applicable to the red spiral shell larval culture of arteries and veins water body, should select the mesh aperture less than the wide screen cloth of young shell; As when the sea cucumber after being applicable to metamorphosis and adhering to, shellfish hatchery water body, should select the mesh aperture screen cloth close with the harmful organisms specification, this moment, the function of screen cloth only limited to prevent that harmful animal from escaping again.
Advantage of the present invention from good effect is: the present invention has utilized harmful organisms and aquaculture organism the difference of the different and Individual Size of illumination reaction has been realized separating of harmful organisms and to remove.This device has easy to operate, can be recycled, without chemical agent, in the use procedure to breeding water body without any pollution, almost without any infringement, be a kind of environmental protection harmful animal removal device to aquaculture organism.
Description of drawings
The corollary apparatus of the harmful organisms such as copepoda, wherein 1. screen clothes in the removal artificial breeding water body that Fig. 1 provides for the embodiment of the invention; 2. water-proof light source; 3. receiving room.
Embodiment
Utilize photo-induction collection method to remove the device that has the phototactic characteristics harmful organisms in the breeding water body, comprise water-proof light source 2, receiving room 3 and screen cloth 1; Described receiving room 1 lower end closed upper end is provided with screen cloth; Water-proof light source is located in the receiving room 3.Described receiving room 3 can suitably be adjusted because of concrete environment for use and light source size, generally is upgraded to suitablely at 10-14, and opening should be broader than the bottom, is back taper, so that divergence of beam, the material of receiving room and color have nothing to do with luring the collection effect.Described water-proof light source is located at receiving room 3 lower ends, and the emission light beam up.Described water-proof light source can be high light type waterproof flashlight, it also can be the water proof lamp with external power supply, when having the water proof lamp of external power supply, use should carry out the circuit water-proofing treatment, used water-proof light source luminous intensity should be determined according to the cultivation object, generally should be below 20000 luxs more than 4000 luxs, and because of the aquaculture organism kind different.
The present invention utilizes in the photo-induction collection method removal breeding water body has the phototactic characteristics harmful organisms, life habit by comparative study aquaculture organism and harmful organisms, the result shows: the aquaculture organism pelagic periods such as shellfish, stichopus japonicus are lacked (not waiting in 10-20 days), namely seek set or epiphytism after metamorphosis is adhered to, adhere to or set life after just can not make rapid reaction to illumination.After the fast breeding of harmful organisms copepoda, Polychaeta then often appears at aquaculture organism metamorphosis and adheres to, and this two classes harmful organisms is sought the life of swimming throughout one's life, and almost its whole life process can be made rapidly approach response to illumination in (except the embryonic development period before the hatching).Therefore, shellfish and sea cucumber seed rearing water body after adhering to for metamorphosis, because the life type of aquaculture organism and harmful organisms is variant, remove harmful animal and mainly rely on photo-induction collection principle, the function of screen cloth is to prevent from luring harmful animal secondary when taking out of collection to escape in the device, and its aperture should be close with harmful organisms body footpath.Then need classification to treat for the aquaculture organism pest control of pelagic period: (i) when harmful organisms body footpath during less than aquaculture organism (as: floating larva behind red spiral shell 3 gyrations of arteries and veins, other large-scale swimming or nekton), can adopt the adjustable screen aperture to be suitable for this method less than the mode of aquaculture organism specification, thus realize luring when collecting harmful organisms aquaculture organism is isolated in outside; (ii) when harmful organisms body footpath during greater than aquaculture organism or with aquaculture organism near the time, if aquaculture organism is then applicable this method of obvious backlight, and the function of screen cloth is to prevent from luring harmful animal secondary when taking out of collection to escape in the device, if aquaculture organism is similarly the phototaxis biology, then be not suitable for this method and device.
The mesh size specification should be determined according to the Individual Size of cultivation object: as when being applicable to the stichopus japonicus auricularia of pelagic period, should select the mesh aperture less than 0.80 times of screen cloth that the auricularia body is wide; As when being applicable to the red spiral shell larval culture of arteries and veins water body, should select the mesh aperture less than the wide screen cloth of young shell; As when being applicable to the shrimp crab young, should select the mesh aperture less than the wide screen cloth of young body; As when the sea cucumber after being applicable to metamorphosis and adhering to, shellfish hatchery water body, should select the mesh aperture screen cloth close with the harmful organisms specification, again escape to prevent harmful animal.
Utilize photo-induction collection method to remove the method that has the phototactic characteristics harmful organisms in the breeding water body: to open the water-proof light source that the bottom is provided with when utilizing said apparatus to use, after detachable screen cloth is fixed on the receiving room opening, add clean sea water to overflowing, the receiving room that then bottom is provided with water-proof light source is vertically put into the target water body, carry out luring collection after 10-20 minute to harmful organisms in the water body, but withdrawing device will lure the harmful organisms of collection to put to death.The screen cloth of receiving room upper end can stop aquaculture organism to enter receiving room, effectively stops simultaneously copepoda, Polychaeta etc. to enter the harmful organisms of receiving room, again escapes.
The water body volume of removing harmful animal such as needs is larger, can place a plurality of devices at the different parts of water body and lure simultaneously collection.
Embodiment 1
Said apparatus is carried out night field sea organism in water according to occupation mode lure collection experiment, (mesh size: 310 μ m * 320 μ m) result is referring to table 1, and light source is 10000 lux intense light sources.
Table 1
Annotate: consumption time 20 minutes; Shrimp crab young phototaxis is strong, but the overwhelming majority is blocked on outside the screen cloth.
Embodiment 2
Above-described embodiment device is carried out the red spiral shell seedling water of indoor shading arteries and veins according to occupation mode, and (mesh size: 310 μ m * 320 μ m) result is referring to table 2, and light source is 10000 lux intense light sources.
Table 2
Apparatus of the present invention can be widely used in juvenile stichopus cultivate removal, other shellfish larvae of the red spiral shell larval culture of removal, the arteries and veins water body harmful organisms of water body overall process harmful organisms and adhere to after the harmful animal removal etc. of breeding water body.The harmful organisms of using this device removal mainly contains copepoda, Polychaeta etc.When aquaculture organism is individual individual close or during much smaller than harmful organisms with harmful organisms, and aquaculture organism is when having phototaxis, and the present invention is inapplicable.
Claims (9)
1. method of removing the harmful animal such as copepoda in the artificial breeding water body, it is characterized in that: the otherness of utilizing aquaculture organism and harmful organisms different phase life type in the water, and phototactic difference carries out biology and lures collection, lures collection after 10-20 minute and then the harmful organisms around effectively removing.
2. by the method for the harmful animals such as copepoda in the removal artificial breeding water body claimed in claim 1, it is characterized in that: the life type of aquaculture organism should be attached type or sessile form, and the life type of harmful organisms is type or the swimming type of swimming.
3. by the method for the harmful animals such as copepoda in the removal artificial breeding water body claimed in claim 1, it is characterized in that: described light source is luxs, 4000 luxs-20000.
4. the isolated plant of the method for the harmful animal such as copepoda in the removal artificial breeding water body claimed in claim 1 is characterized in that: comprise screen cloth (1), water-proof light source (2) and receiving room (3); Described receiving room lower end closed upper end is provided with screen cloth; Water-proof light source (2) is located in the receiving room (3).
5. by the isolated plant of the methods of the harmful animals such as copepoda in the removal artificial breeding water body claimed in claim 4, it is characterized in that: described receiving room (3) is back taper.
6. by the isolated plant of the methods of the harmful animals such as copepoda in the removal artificial breeding water body claimed in claim 4, it is characterized in that: described water-proof light source is located at receiving room (3) lower end, and the emission light beam up.
7. by the isolated plant of the methods of the harmful animals such as copepoda in the removal artificial breeding water body claimed in claim 4, it is characterized in that: described water-proof light source is luxs, 4000 luxs-20000.
8. by the isolated plant of the methods of the harmful animals such as copepoda in the removal artificial breeding water body claimed in claim 4, it is characterized in that: vertically put into the target water body after the receiving room that the bottom is provided with water-proof light source is filled with clean sea water, lure collection after 10-20 minute to harmful organisms in the water body, can effectively remove harmful organisms on every side, the screen cloth of receiving room upper end can stop aquaculture organism to enter receiving room, prevents that simultaneously the harmful organisms that enters receiving room from escaping again.
9. by the isolated plant of the methods of the harmful animals such as copepoda in the removal artificial breeding water body claimed in claim 4, it is characterized in that: the harmful animal removal of breeding water body described device is cultivated the removal of the red spiral shell larval culture of removal, arteries and veins water body harmful organisms of water body overall process harmful organisms or other shellfish larvae and adhered to applicable to juvenile stichopus after.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105294799A CN103053509A (en) | 2012-12-10 | 2012-12-10 | Method and device for removing harmful biology including copepod and the like in artificial breeding water body |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105294799A CN103053509A (en) | 2012-12-10 | 2012-12-10 | Method and device for removing harmful biology including copepod and the like in artificial breeding water body |
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| CN103053509A true CN103053509A (en) | 2013-04-24 |
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| CN2012105294799A Pending CN103053509A (en) | 2012-12-10 | 2012-12-10 | Method and device for removing harmful biology including copepod and the like in artificial breeding water body |
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Application publication date: 20130424 |