CN114831079B - Parasitic wasp feeding and releasing device and method - Google Patents
Parasitic wasp feeding and releasing device and method Download PDFInfo
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- CN114831079B CN114831079B CN202110135176.8A CN202110135176A CN114831079B CN 114831079 B CN114831079 B CN 114831079B CN 202110135176 A CN202110135176 A CN 202110135176A CN 114831079 B CN114831079 B CN 114831079B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New breeds of animals
- A01K67/033—Rearing or breeding invertebrates; New breeds of invertebrates
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
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Abstract
The invention discloses a parasitic wasp feeding and releasing device and a method, which are used for feeding a weevil wasp parasitized on a tobacco beetle and releasing the eclosion wasp, wherein the parasitic wasp feeding and releasing device comprises the following components: a feeding container provided with an opening; the upper cover is arranged on the opening and provided with a release hole; the separation net is arranged between the upper cover and the opening, and the separation net is provided with ventilation holes. The invention can obtain a large number of parasitic bees in a short time, reduces the acquisition difficulty of the tobacco first parasitic bees, reduces the amount of manual labor, and can accurately control the bee releasing time.
Description
Technical Field
The invention relates to the technical field of tobacco pest control, in particular to a parasitic wasp feeding and releasing device and method.
Background
Tobacco A is a worldwide storage pest, is also one of important pests in the tobacco storage period, and has great harm to cigarette products. During the tobacco redrying, transporting, storing and rolling processes, the insects eat and store tobacco mainly in the form of larva to cause holes and scraps, and discharge a large amount of feces to cause mildew and generated peculiar smell of the tobacco, so that the quality of the tobacco is seriously affected, and serious economic loss is caused. At present, chemical control is still the main method for controlling tobacco first and other storage pests at home and abroad, and the most common method is to utilize phosphine taking aluminum phosphide or magnesium phosphide as a generator for fumigation treatment. However, because phosphine is singly used for a long time, the tobacco beetle generates drug resistance to the phosphine, so that the control efficiency is reduced. Therefore, the control of the harm of toenail by biological control technology is attracting attention.
The weevil wasp is a parasitic natural enemy insect of the tobacco beetles, and the weevil wasp is parasitic in vitro, has the advantages of short development period, high fertility and the like, can parasitic storage pests such as the four-grain bean weevil, the rice weevil, the corn weevil, the tobacco beetles and the like, and is an excellent parasitic natural enemy. The technology for controlling the tobacco nail by the elephant hornet comprises a series of links of expanding seeds, propagating, releasing and the like, wherein the propagating and releasing links are important links for determining the effect of controlling the tobacco nail by the elephant hornet.
In the control of toenails using parasitic wasps (e.g., such as insect hornets), a large number of parasitic wasps need to be artificially bred to meet the number required for control of toenails. However, to meet such requirements, the availability, timeliness and pertinence of biological control are ensured, and the tobacco first advanced larva coated by cocoons must be collected on a large scale, so that a large number of parasitic bees are possessed at a proper time to achieve the purpose of effectively controlling the larva. However, the method needs to manually collect and store the tobacco first cocoons for the parasitic bees to incubate, and finally, the eclosion parasitic bees are collected, so that the work is complicated, the collection difficulty is high, a great amount of time is consumed, and the bee releasing aging is seriously influenced.
Disclosure of Invention
The invention aims to solve the problems of great difficulty, great time consumption and influence on the time efficiency of the raising and releasing of the tobacco first parasitic wasps in the prior art. The invention provides a device and a method for raising and releasing parasitic wasps, which can obtain a large number of parasitic wasps in a short time, reduce the acquisition difficulty of tobacco first parasitic wasps, reduce the amount of manual labor, and accurately control the wasp placing time.
In order to solve the technical problems, the embodiment of the invention discloses a parasitic wasp feeding and releasing device, which is used for feeding the weevil wasp parasitic on a tobacco first, and controlling and releasing the eclosion wasp, and comprises the following steps:
a feeding container provided with an opening;
the upper cover is arranged on the opening and provided with a release hole;
the separation net is arranged between the upper cover and the opening, and the separation net is provided with ventilation holes.
By adopting the technical scheme, the tobacco beetles and the weevils parasitizing on the tobacco beetles can be cultivated in a large scale in the cultivation container by arranging the cultivation container, so that the existing work content of manually collecting and storing tobacco beetles and collecting parasitic bees is replaced, the acquisition difficulty of the parasitic bees is reduced, the labor workload is reduced, and the tobacco beetle larvae and the parasitic bees are not damaged; moreover, the release holes are formed in the upper cover, so that parasitic wasps can be released by the release holes, the device has the function of raising the parasitic wasps and simultaneously has the function of releasing the parasitic wasps, and the working links and the manual labor capacity are simplified; in addition, through setting up the separation net, can control the release time of parasitic wasp, before the feeding container is not transported to the release place, the separation net can prevent that parasitic wasp from leaving the feeding container, after the feeding container is transported to the release place, the separation net is got rid of to the manual work, and parasitic wasp can release through the release hole to can accurate control put bee time.
Optionally, the release hole is located above the feeding vessel, the diameter of the release hole being 0.9mm.
By adopting the technical scheme, the diameter of the release hole is set to be 0.9mm, the insect-like hornet can pass through the release hole, and simultaneously the tobacco beetles can be prevented from passing through the release hole, so that the insect-like hornet can be prevented from escaping from the device in the release process, and the escape of the tobacco beetles can be effectively prevented.
Optionally, the diameter of the vent is less than 0.5mm.
Optionally, the barrier net comprises a net body part and an outer edge part, wherein the outer edge part is arranged at the edge of the net body part, and the air holes are arranged on the net body part.
By adopting the technical scheme, the outer edge part is arranged at the edge of the net body part, when the upper cover needs to be taken down, the outer edge part is manually pressed, the fixity of the net body part is enhanced, and meanwhile, the upper cover is taken down, so that the blocking net can be effectively prevented from being taken down along with the upper cover.
Optionally, the upper cover comprises an upper cover main body and a boss arranged on the upper cover main body, the upper cover main body is in threaded connection with the feeding container, and the release hole is arranged on the boss.
Optionally, the upper cover main body is also provided with a hand-carrying part.
By adopting the technical scheme, the portable part is arranged, so that a raising person can conveniently carry the raising container, and the raising container is convenient to carry.
Optionally, the feeding container is made of transparent material.
By adopting the technical scheme, the growth condition of parasitic wasps can be conveniently observed by a breeder.
Correspondingly, the embodiment of the invention also provides a parasitic wasp feeding and releasing method, which is carried out by using the parasitic wasp feeding and releasing device according to any one of claims 1 to 7, and is characterized in that the method comprises the following steps sequentially executed:
feeding tobacco first: feeding tobacco beetle adults into a feeding container, and feeding for 35-40 days under the conditions of an ambient temperature of 25+/-1 ℃ and a relative humidity of 70% and a photoperiod of 16 L:8D;
raising the elephant golden bees: inoculating the hornet, and breeding for 15-18 days under the conditions of the ambient temperature of 25+ -1deg.C, the relative humidity of 70% and the photoperiod of 16 L:8D;
the release step of the elephant gold wasp: removing the barrier net to release the emerging insect-like wasp through the release holes.
The method for breeding the toenail and the elephant golden bee can lead the growth of the toenail and the elephant golden bee to be tidy, has short development period and can lead the yield of the elephant golden bee to be large.
Optionally, the ratio of the number of the adult tobacco beetles to the number of the weevil beetles is 1:2.
Optionally, the feeding container is filled with feed prior to the step of feeding the toenail.
Optionally, the feed is formed by mixing corn residues, yeast powder and tobacco powder, and the corn residues are calculated according to the mass ratio: yeast powder: tobacco leaf powder = 15:1:0.75.
drawings
FIG. 1 is a schematic diagram showing a structure of a parasitic wasp rearing and releasing device according to an embodiment of the present invention;
FIG. 2 shows a top view of the upper cover of FIG. 1;
FIG. 3 shows a bar graph of average out porosity of a female image of a gold brood at three release pore apertures;
figure 4 shows a bar graph of the average number of holes out of 300 toenails and 30 like insect wasp females at three release hole apertures.
Reference numerals: 1. a carrying part; 2. a release hole; 3. a boss; 4. an upper cover main body; 5. an upper cover; 6. a mesh body portion; 7. an outer edge portion; 8. a barrier web; 9. an opening; 10. a feeding container.
Detailed Description
Further advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present invention with specific examples. While the description of the invention will be described in connection with the preferred embodiments, it is not intended to limit the inventive features to the implementation. Rather, the purpose of the invention described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the invention. The following description contains many specific details for the purpose of providing a thorough understanding of the present invention. The invention may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the invention. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
A parasitic wasp feeding and releasing device for feeding a weevil wasp parasitized on a tobacco beetle and controlling and releasing the eclosion wasp, as shown in fig. 1, comprising:
a feeding container 10 provided with an opening 9;
the upper cover 5 is arranged on the opening 9, the upper cover 5 can say that the opening 9 is completely covered, the upper cover 5 is provided with a release hole 2, and the release hole 2 is used for releasing the insect-like wasp;
the separation net 8 is arranged between the upper cover and the opening 9, the separation net 8 can completely cover the opening 9 and is used for preventing the insect and the hornet from leaving the device, the separation net 8 is provided with ventilation holes, the ventilation holes can enable air to enter the feeding container 10, and the diameter of the ventilation holes is smaller than that of the release holes 2. In particular, the barrier web 8 may be gauze or nonwoven.
By adopting the technical scheme, the tobacco beetles and the weevils parasitizing on the tobacco beetles can be fed in the feeding container 10 in a large scale by arranging the feeding container 10 so as to replace the existing method of manually collecting and storing the tobacco beetles and collecting the working content of the parasitic bees, and the parasitic bees can be continuously released, so that the acquisition difficulty of the parasitic bees is reduced, the manual workload is reduced, and the tobacco beetle larvae and the parasitic bees are not damaged; moreover, the release holes 2 are arranged on the upper cover 5, and parasitic wasps can be released by using the release holes 2, so that the device has the function of raising the parasitic wasps and simultaneously has the function of releasing the parasitic wasps, thereby simplifying the working links and the manual labor capacity; in addition, by providing the barrier net 8, the release time of the parasitic wasps can be controlled, and when the feeding container 10 is not transported to the release site, the barrier net 8 can prevent the parasitic wasps from leaving the feeding container 10, and when the feeding container 10 is transported to the release site, the barrier net 8 is manually removed, and the parasitic wasps can be released through the release holes 2, so that the release time can be accurately controlled.
Alternatively, the feeding container 10 may be a cylindrical cylinder or a rectangular cylinder, and the upper cover 5 may be a circular cover.
Further, the size of the release hole 2 is designed on the principle that a small bee like a python can pass but a tobacco beetle cannot pass. Specifically, the diameter of the release hole 2 is larger than the first limit value, smaller than the second limit value, and the diameter of the ventilation hole is smaller than the first limit value. The first limit value is the aperture value through which the like insect golden bee can pass, and the second limit value is the aperture value through which the tobacco beetle can pass. Since the volume of the adult tobacco beetles is greater than the volume of the weevil beetles, the second limit value is greater than the first limit value.
Preferably, the diameter of the release hole 2 is 0.9mm, and the diameter of the ventilation hole may be less than 0.5mm. By setting the diameter of the release hole 2 to be 0.9mm, the diminuta can pass through the release hole 2 and simultaneously can prevent the diminuta from passing through the release hole 2, so that the diminuta can be prevented from escaping from the device and can be effectively prevented from escaping from the diminuta while being flown away from the device in the release process.
To demonstrate the above benefits of the release orifice 2 with a diameter of 0.9mm, the present invention provides the following two sets of experimental data:
the first set of experiments were: and (3) selecting one parasitic wasp feeding and releasing device with the diameter of the releasing hole 2 of 0.8mm, 0.9mm and 1mm, putting 30 female elephant-gold wasps in each device, observing for 72 hours, and counting the hole-out rate of the elephant-gold wasps in each device.
The second set of experiments was: and (3) selecting one parasitic wasp feeding and releasing device with the diameter of the releasing hole 2 of 0.8mm, 0.9mm and 1mm, respectively, putting 300 tobacco nails and 30 female elephant hornet into each device, observing for 72 hours, and counting the number of the holes of the tobacco nails and the elephant hornet in each device.
Repeating the two groups of experiments for three times, obtaining the average value of the data of the three experiments, and preparing a histogram, wherein when the diameter of a release hole 2 is 0.8mm, in the first group of experiments, the hole emergence rate of the like-insect wasp is 81.11%, and in the second group of experiments, the number of the holes of the like-insect wasp is 24, and the number of the holes of the toenail is 0; when the diameter of the release hole 2 is 0.9mm, in the first group of experiments, the hole rate of the female image of the insect gold wasp is 90%, in the second group of experiments, the number of the holes of the female image of the insect gold wasp is 27, the number of the holes of the tobacco beetles is 1, and the tobacco beetles with the holes are male insects, so that the tobacco can not be damaged; when the diameter of the release hole 2 was 1mm, the hole-out rate of the female image of the insect gold brood was 92.22% in the first group of experiments, and the hole-out rate of the female image of the insect gold brood was 28 in the second group of experiments, and the hole-out rate of the tobacco beetle was 2. Therefore, the diameter of the release hole 2 is 0.9mm, so that the dinoflagellate can pass through the release hole 2, and simultaneously, the dinoflagellate can be prevented from passing through the release hole 2, thereby ensuring that the dinoflagellate can fly away from the device in the release process, and simultaneously, the dinoflagellate can be effectively prevented from escaping.
Further, the barrier net 8 comprises a net body part 6 and an outer edge part 7, wherein the net body part 6 can completely cover the opening 9, the ventilation holes are formed in the net body part 6, the outer edge part 7 is formed at the edge of the net body part 6, and when the upper cover 5 is buckled on the opening 9, the outer edge part 7 extends out of a gap between the upper cover 5 and the feeding container 10 and extends to the outside of the upper cover 5. Specifically, the extension portion 7 may be strip-shaped, wire-shaped, or integrally formed with the mesh portion 6, and the specific shape of the extension portion 7 is not limited herein, as long as it can extend out of the upper lid 5 from the gap between the upper lid 5 and the feeding container 10.
When removing the blocking net 8, the upper cover 5 needs to be removed firstly, and meanwhile, the blocking net 8 is kept to cover the opening 9 to prevent the tobacco beetles from escaping, at the moment, a plurality of insect-like hornet can exist on the surface of the net body part 6 facing to the interior of the feeding container 10, the net body part 6 is gently flapped manually, the insect-like hornet can vibrate, the insect-like hornet falls from the net body part 6 into the feeding container 10, then the blocking net 8 is quickly removed manually, and the upper cover 5 is covered back to the opening 9. In the process of removing the upper cover 5, the blocking net 8 is easily removed along with the movement of the upper cover 5, so that the tobacco nails are led out.
Further, as shown in fig. 2, the upper cover 5 includes an upper cover body 4 and a boss 3 provided on the upper cover body 4, the upper cover body 4 is screwed with the feeding container 10, and the release hole 2 is provided on the boss 3. In some embodiments, the upper cover body 4 is a hollow cylinder with a diameter of 11.6cm and a height of 1.8cm, the boss 3 is a cylindrical boss with a diameter of 9.2cm and a height of 0.8cm, the upper cover 5 can be made of plastic, and the release holes 2 are provided with 20 rows, and the number of each row is 15-30.
Further, the upper cover main body 4 is further provided with a hand-carrying part 1, and the hand-carrying part 1 may be semicircular. By providing the carrying part 1, the raising personnel can conveniently carry the raising container 10, thereby being convenient for carrying the raising container 10.
Further, the feeding container 10 is made of transparent material, so that the feeding personnel can observe the growth condition of parasitic wasps conveniently. Specifically, the material of the feeding container 10 may be plastic or glass.
When the feed is used, the prepared feed is added into the feeding container 10 by adopting a funnel, a certain amount of adult tobacco beetles are inoculated for feeding, after the mature larva of the tobacco beetles are produced, the upper cover 5 is opened, the insect sucking tube is used for inoculating the insect-like hornet into the feeding container 10, the barrier net 8 is added between the upper cover 5 and the feeding container 10, and finally the upper cover 5 is covered. When emerging like golden bees appear in the raising container 10 successively, the raising container 10 is taken to a release place (such as a tobacco warehouse), and the blocking net 8 is removed to put bees. When the elephant golden bees are released, the outer edge part 7 is manually pressed firstly to ensure that the blocking net 8 is fixed firmly, then the upper cover 5 is removed, at the moment, a plurality of the elephant golden bees possibly exist on the surface of the net body part 6 facing the feeding container 10, the net body part 6 is manually and gently flapped to enable the net body part 6 to vibrate, the elephant golden bees fall into the feeding container 10 from the net body part 6, then the blocking net 8 is manually and rapidly removed, the upper cover 5 is covered back to the opening 9 again, and the elephant golden bees can be released through the release holes 2. After the release of the weevil and the golden bee is completed, the device can be recovered, and the fodder residues in the raising container 10 can be cleaned and the device can be cleaned for recycling.
The parasitic wasp feeding and releasing device provided by the invention has the advantages of simple structure, convenience in manufacturing, small occupied space, convenience in carrying in the breeding and releasing processes, easiness in cleaning and reusability. The device can also be used for raising and releasing the golden bee of the beige, and can also be used for raising the moth cocoon bee and the like after the release hole 2 is properly enlarged.
Correspondingly, the embodiment of the invention also provides a parasitic wasp feeding and releasing method which is carried out by using any parasitic wasp feeding and releasing device, and comprises the following steps of:
feeding tobacco first: the adult tobacco beetles are inoculated into the feeding container 10 and fed for 35-40 days under the conditions of the ambient temperature of 25+/-1 ℃ and the relative humidity of 70 percent and the photoperiod of 16L to 8D until the mature larva of the tobacco beetles are produced.
Raising the elephant golden bees: and (3) inoculating the elephant hornet into the feeding container 10, and feeding the elephant hornet for 15-18 days under the conditions of the ambient temperature of 25+/-1 ℃ and the relative humidity of 70 percent and the photoperiod of 16L to 8D until the emerging elephant hornet is produced.
The release step of the elephant gold wasp: the blocking net 8 is removed, so that the emerging elephant golden bees are released through the release holes 2.
The method for breeding the toenail and the elephant golden bee can lead the growth of the toenail and the elephant golden bee to be tidy, has short development period and can lead the yield of the elephant golden bee to be large.
In order to prove that the feeding method can produce the beneficial effects, the invention provides the following experimental data for proving:
the temperature of the like insect hornet at the ambient temperature (25+/-1) DEG C, the relative humidity of 70% +/-10% and the photoperiod of 16L: under the condition of 8D, the development calendar period of each insect state is 1.5+/-0.03D for egg period, 5.9+/-0.29D for larva period, 9.9+/-0.26D for pupa period, 0.9+/-0.11D for spawning period and 15.1+/-2.23D for adult life, and 18.2D for the first generation is completed.
The experimental results of hatchability, larval stage and pupal stage survival rate of the elephant golden bees at the environmental temperature ranging from 19 ℃ to 31 ℃ are shown in table 1. The hatching rate of the elephant hornet is in a trend of increasing and then decreasing along with the temperature increase, and when the temperature is 25 ℃, the hatching rate of the elephant hornet reaches the highest value, which is 88.67 percent. Thus, the raising temperature of the like-gold wasp and its host tobacco first was 25 ℃.
Table 1: hatching rate of elephant golden bee eggs at different temperatures and survival rate of larval stage and pupal stage
Furthermore, the number ratio of the adult tobacco beetles to the like insect hornets is 1:2, the number ratio can ensure that the like insect hornets have sufficient hosts, and can avoid the interference effect caused by overlarge density of the like insect hornets, so that the space in the feeding container 10 can be fully utilized, and a larger number of like insect hornets can be fed.
Further, before the step of raising the toenail, feed is placed into the raising container 10. Specifically, the feed consists of corn residues, yeast powder and tobacco leaf powder which are mixed, and the corn residues are calculated according to the mass ratio: yeast powder: tobacco leaf powder = 15:1:0.75.
while the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the invention with reference to specific embodiments, and it is not intended to limit the practice of the invention to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present invention.
Claims (10)
1. A parasitic wasp rearing and releasing device for rearing a weevil wasp parasitized on a tobacco beetle and controlling and releasing the eclosion wasp, comprising:
a feeding container provided with an opening;
the upper cover is arranged on the opening, a release hole is formed in the upper cover, and the diameter of the release hole can allow the insect-like hornet to pass through and does not allow the tobacco beetle to pass through;
the separation net is arranged between the upper cover and the opening, the separation net is gauze or non-woven fabric, the separation net comprises a net body part and an outer edge part, the net body part is covered on the opening, the net body part is provided with ventilation holes, the outer edge part is arranged at the edge of the net body part, and when the upper cover is buckled on the opening, the outer edge part extends out of a gap between the upper cover and the feeding container to the outside of the upper cover.
2. The parasitic wasp rearing and releasing device of claim 1, wherein the releasing hole is located above the rearing container, and the releasing hole has a diameter of 0.9mm.
3. The parasitic wasp rearing and releasing device of claim 1, wherein the air holes have a diameter of less than 0.5mm.
4. A parasitic wasp rearing and release device according to any one of claims 1 to 3, wherein the upper cover comprises an upper cover body and a boss provided on the upper cover body, the upper cover body being threadedly connected to the rearing container, the release aperture being provided on the boss.
5. The parasitic wasp rearing and releasing device of claim 4, wherein the upper cover body is further provided with a carrying portion.
6. A parasitic wasp rearing and releasing device according to any one of claims 1 to 3, characterised in that the rearing container is made of a transparent material.
7. A parasitic wasp rearing and releasing method by using the parasitic wasp rearing and releasing device according to any one of claims 1 to 6, characterized in that the method comprises the following steps performed in order:
feeding tobacco first: inoculating adult tobacco beetles into the feeding container, and feeding for 35-40 days under the conditions of the ambient temperature of 25+/-1 ℃ and the relative humidity of 70% and the photoperiod of 16 L:8D;
raising the elephant golden bees: inoculating the hornet, and breeding for 15-18 days under the conditions of the ambient temperature of 25+/-1 ℃ and the relative humidity of 70% and the photoperiod of 16 L:8D;
the release step of the elephant gold wasp: and removing the barrier net to release the emerging image insect and gold wasp through the release holes.
8. The method of raising and releasing parasitic wasp according to claim 7, wherein the ratio of the number of adult tobacco beetles to the number of adult weevil wasps is 1:2.
9. The method of raising and releasing parasitic wasps of claim 7, wherein prior to the step of raising the tobacco beetles, feed is placed into said raising container.
10. The parasitic wasp rearing and releasing method according to claim 9, wherein the feed is composed of a mixture of corn meal, yeast powder and tobacco powder, and the corn meal is as follows: yeast powder: tobacco leaf powder = 15:1:0.75.
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