CN112335611A - Black soldier fly trapping and spawning method - Google Patents
Black soldier fly trapping and spawning method Download PDFInfo
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- CN112335611A CN112335611A CN202011225199.XA CN202011225199A CN112335611A CN 112335611 A CN112335611 A CN 112335611A CN 202011225199 A CN202011225199 A CN 202011225199A CN 112335611 A CN112335611 A CN 112335611A
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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
Abstract
The invention discloses a method for trapping and spawning black soldier fly, which comprises the steps of firstly placing a batch of pupae which start to eclosion in a dark environment in advance, starting eclosion of the pupae in the dark environment, and enabling adults which finish eclosion to be in a mating stage; enabling the eclosion-finished female imagoes and male imagoes to enter a mating area, and enabling the male imagoes to die after the female imagoes and the male imagoes are mated, wherein the female imagoes are in a to-be-spawned stage; placing induced odor for inducing female imagoes in a specific area, leading the female imagoes with mature eggs to fly to the specific area beside an induced liquid under the induction of the induced odor for concentrated spawning, and leading the female imagoes to die after the spawning is finished; collecting eggs in a centralized manner and then incubating the eggs; after the eggs are hatched, the eggs become larvae, and the larvae form pupae; and (4) putting a new batch of pupae which begin to eclose under the condition of keeping out of the sun for eclosion. The method can realize sustainable induction of spawning and improve spawning rate and spawning stability.
Description
Technical Field
The invention relates to the technical field of hermetia illucens breeding, and particularly relates to a method for trapping hermetia illucens to lay eggs.
Background
The hermetia illucens, the scientific name hermetia illucens, belong to the family of hermetia diptera and are widely distributed all over the world. The hermetia illucens can be used for converting organic wastes such as kitchen waste, animal waste and the like due to the characteristics of strong reproductive capacity, larva corrosiveness and the like. The harvested larvae are rich in protein, amino acid, vitamins and various trace elements required by animals, can be directly used for feeding the animals, and is also a high-quality feed raw material. The larval sand has high organic matter content, and can provide high-quality and low-cost organic fertilizer for agricultural production.
The hermetia illucens as a resource insect with high utilization value has wide market prospect and huge development potential. Therefore, people continuously explore the human breeding technology of the hermetia illucens, but the large-scale breeding technology of the hermetia illucens still has certain defects, and particularly the artificial propagation of the hermetia illucens has great problems, so that the problem needs to be solved urgently. The key of black soldier fly breeding is mating, laying eggs and egg collection of black soldier fly adults, and the main problems that many people face when black soldier fly breeding are that the mating rate of the adults is low, the mating quantity is small, the eggs of the adults are not enough, the eggs are difficult to collect, the population is difficult to expand, and the production is difficult to guarantee. Some equipment and the method of laying eggs on the market at present, the ubiquitous effect of laying eggs is poor, and the function is single, and the operation is complicated, and mating, lay eggs and collect and can not go on simultaneously, and the mating factor of laying eggs can not reasonable be controlled, can not lay eggs the scheduling problem in succession, because the limitation of reproduction technique, often can influence output and the quality that black soldier fly scale was bred.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: the method for trapping the black soldier flies to lay eggs can continuously induce the eggs to lay, and the egg laying rate and the egg laying stability are improved.
In order to solve the technical problems, the invention adopts the following technical scheme:
a method for trapping black soldier flies and laying eggs comprises the following steps that A, a pupa eclosion stage, the temperature, the humidity and the luminosity of the environment are adjusted to be in an appropriate state, then a batch of pupas which start to eclosion are placed in a light-tight environment in advance, the pupas start to eclosion under the light-tight condition, and adults which finish eclosion are in a mating stage; B. in the mating stage, the female imagoes and the male imagoes after eclosion enter a mating area, nutrient solution is sprayed into the mating area of the female imagoes and the male imagoes before mating, nutrition is supplemented for the female imagoes and the male imagoes, then the male imagoes die after the mating of the female imagoes and the male imagoes is completed, and the female imagoes are in a stage to lay eggs; C. in the oviposition stage, induced odor for inducing female adults is placed in a specific area, the female adults with mature eggs fly to the specific area beside an induced liquid under the induction of the induced odor for concentrated oviposition, and the female adults die after oviposition is completed; collecting eggs in a centralized manner and then incubating the eggs; D. in the larva stage, after eggs are hatched, the eggs become larvae, and pupae are formed after the larvae are hatched; E. after a period of time from the last batch of pupae, the newly batch of pupae which starts to eclose are put into a dark condition for eclosion.
In this scheme, can attract near particular region to the female adult after the mating very big degree through induced smell for the ovum that female adult was laid is all concentrated near this particular region, thereby is convenient for collect the worm ovum fast, is showing the cost that has reduced the collection worm ovum, has improved the collection efficiency to the worm ovum. And the pupa that will prepare to begin to feather is put into in advance and is feathered under the light-resistant condition, and the adult after pupa feathering can directly mate in the mating region and lay eggs like this, does not need artificial addition adult, makes feathering and mating lay eggs the integration go on, and every interval a period can directly add new pupa, guarantees that the adult is incessant.
The side wall of the breeding box body is made of light-transmitting materials, a vertical plate is arranged in the breeding box body to divide the breeding box body into an induction area and a working area which are arranged on the left and right, a transverse plate is further arranged in the working area to divide the working area into a mating spawning area and a pupa eclosion area which are arranged up and down, and the pupa eclosion area is positioned below the mating spawning area; the induction zone is used for inducing the imagoes after mating in the mating and spawning zone to a specific area for concentrated spawning, pupas which start to eclose are stored in the pupa eclosion zone, and the pupa eclosion zone is communicated with the mating and spawning zone so that the imagoes after eclosion in the pupa eclosion zone can enter the mating and spawning zone for mating and spawning; an environment control system is further installed in the breeding box body and used for controlling the temperature, the humidity and the illumination in the breeding box body.
Like this, the adult can utilize the stimulation of sunlight simultaneously when the mating, consequently breeds the lateral wall of box and be the printing opacity material and make, has both guaranteed the light in the mating of laying eggs sufficient, has formed the observation window again, breeds personnel's accessible observation window, observes the mating and the condition of laying eggs of mating spawning area at any time to can adjust in real time according to actual conditions. Through separating the breed box for induction zone and workspace, the induction zone can attract copulation spawning area's specific area near female adult very big degree after the copulation like this for the ovum that female adult produced is concentrated in near this specific area, thereby is convenient for collect the worm ovum fast, is showing the cost that has reduced the collection worm ovum, has improved the collection efficiency to the worm ovum. And the workspace divide into pupa eclosion district and mating spawning area again, will prepare to begin to eclosion the pupa to put into pupa eclosion district in advance, can directly enter into the mating spawning area after the pupa in the pupa eclosion district like this, do not need artificial addition adult, make eclosion and mating spawning integration go on, the bottom can directly add new pupa, guarantees that the adult is incessant. Be provided with environmental control system in the breed box, environmental control system includes temperature, humidity and illumination control system, multiple factors such as intelligent control temperature, humidity and illumination simultaneously can lay eggs for the black soldier fly and the mating provides an optimum living environment, has improved the spawning rate of black soldier fly greatly.
And as optimization, the induction zone is internally provided with induction liquid for emitting the induction smell, the side wall of the vertical plate positioned on one side in the mating and spawning zone is provided with an egg collector for spawning of the adult to be spawned, and the part of the vertical plate above the liquid level of the induction liquid is provided with a plurality of air holes, so that the smell of the induction liquid can enter the mating and spawning zone and induce the adult to be spawned to concentrate on the egg collector to spawn.
Like this, the black soldier fly adult can lay the ovum at the dry and near place from food usually, consequently through a plurality of bleeder vents of seting up on the riser, induced liquid smell in the induced district sees through the bleeder vent and gets into in the mating spawning area, lure the female adult after the mating completion, the direction motion to induced liquid smell is transmitted, move to the ovum collector that is close to the bleeder vent on until the adult, lay eggs on the ovum collector, the ovum that female adult laid just concentrates on the ovum collector like this, do benefit to and collect the ovum. The actual component of the inducing liquid can be a mixed liquid composed of a plurality of inducing components such as lactic acid, bran fermentation liquid, kitchen waste fermentation liquid and the like.
As optimization, the egg collector comprises a plurality of layers of obliquely arranged egg collecting plates, one side of each layer of egg collecting plate, which is far away from the vertical plate, is higher than the other side of the egg collecting plate, and adjacent egg collecting plates form a whole through a connecting piece; the air holes on the vertical plate are distributed in an upper row and a lower row, and each layer of egg collecting plate is arranged on the vertical plate and staggered with the air holes; a plurality of egg accommodating grooves are distributed on the upper surface of the egg collecting plate to collect eggs.
Like this, the ovum collection ware is upper and lower multiple-row ovum collection board to very big utilization the mating spawning area's inner space, in limited space, can provide the resting condition of laying eggs for more female imagoes, the biggest space that utilizes. Air holes are uniformly distributed on the vertical plate between the upper layer of egg collecting plate and the lower layer of egg collecting plate, so that the smell of the inducing liquid can permeate each layer of egg collecting plate, and the adult to be spawned can stop to spawn more conveniently. And the ovum board that collects sets up for the slope, and one side of keeping away from the riser is higher than its opposite side, and this is based on the worm form when laying eggs, and the adult is more convenient for lay eggs like this, and is follow-up when getting the ovum, and multilayer ovum board that collects passes through the connecting piece even to be a whole, directly take out whole ovum ware alright, and the ovum on the ovum board that collects that the slope set up is also convenient and drop, and it is convenient to get the ovum.
As optimization, a sliding rail extending transversely is arranged on the vertical plate at a position corresponding to the egg collecting plate, the egg collecting plate is slidably arranged on the vertical plate through the sliding rail, and the sliding rail and the air holes on the vertical plate are arranged in a staggered manner; the back lateral wall in mating spawning area has seted up the dodge gate, the ovum collection board is equipped with the pull handle on the one side that is close to the dodge gate.
Like this, through sliding connection between collection ovum board and riser, when the ovum was got to needs, open the dodge gate, the pulling pull handle drove collection ovum board and slides along the slide rail, and the whole collection ovum ware is taken out in the slip, can sweep the egg piece down and collect with the brush, then puts back empty collection ovum board, and consequently it is very convenient to get the ovum, and repeatedly collects the use.
Preferably, a plurality of vertically arranged absorbent cotton slivers are distributed on the inner side wall of the induction area at intervals along the length direction of the inner side wall, the lower end of each absorbent cotton sliver is in contact with the induction liquid and is attached to the inner side wall of the induction area, and the upper end of each absorbent cotton sliver vertically extends upwards.
Like this, because the setting of bleeder vent avoids induced liquid to flow from the bleeder vent, and consequently the degree of depth of induced liquid is limited in the induction zone, and the speed of giving off of induced liquid is limited so, consequently through set up many vertical absorbent cotton slivers in the induction zone, absorbent cotton sliver has adsorption function to induced liquid, can lead induced liquid to a take the altitude, and the distribution range of induced liquid smell is wider like this, and the smell of induced liquid can be faster and more dense see through the bleeder vent and spread into in the mating zone of laying eggs.
As optimization, the position department horizontal installation that is close to the top in the mating spawning area has the reticular plate, the reticular plate is laid by multilayer nylon wire and forms, the atomizing device who sprinkles the nutrient solution in the mating district of laying eggs is installed to the reticular plate top, reticular plate bottom interval distribution in turn has non-woven fabrics and the nylon wire of many vertical downwardly extending settings, the adult standing and mating in nylon wire and the reticular plate bottom confession mating spawning area.
Like this, the reticular lamina spare that the nylon wire made has the water permeability, and atomizing device spun water smoke part above the reticular lamina can depend on the reticular lamina, and unnecessary can slowly permeate to the non-woven fabrics and the nylon wire of reticular lamina below on, the non-woven fabrics has the function of moisturizing, can adsorb some nutrient solution, supplies the adult to inhale and eats supplementary nutrition. Because the adult mating generally selects in gapped place, consequently through nylon wire and reticular lamina, the adult stops the mating of being convenient for, and the adult can be on the nylon wire with the reticular lamina when the mating, and the nutrient solution is all attached to the surface of nylon wire and reticular lamina bottom moreover, can supply the adult to supply the nutrition at any time, has guaranteed the mating rate of adult. After the adult insects mate, the male adult insects die in a short time, while the female adult insects fly to the ovipositor under the induction of the smell of the induction liquid and lay eggs on the ovipositor.
As optimization, a plurality of light-resistant pupa storing cabinets are arranged in the pupa eclosion area side by side, pupas which begin to eclosion are stored in the light-resistant pupa storing cabinets, and a working opening for replacing the light-resistant pupa storing cabinets is formed in the outer side of the pupa eclosion area; one side of the transverse plate, which is close to the vertical plate, is provided with a strip-shaped adult outlet, and the lightproof pupa storage cabinet is also covered with an openable cover plate, which is close to the adult outlet.
Like this, because pupa eclosion need go on under the condition of keeping away from light, consequently it can block light transmission and get into in the pupa cabinet to keep away from light storage pupa cabinet to guarantee pupa eclosion. After the first batch of imagoes lay eggs for a certain time, put into the pupa with another photophobic pupa storage cabinet, then store up the pupa cabinet with the photophobic and put into through the work opening to pupa eclosion district, like this when the pupa is about to eclosion, open the photophobic and store up the apron on the pupa cabinet, the pupa after the eclosion becomes the imagoes, under the guide effect of light, the imagoes enter into the mating oviposition district through the imagoes export.
Preferably, the transverse plate is further provided with a liquid collecting tank for collecting redundant nutrient solution, and the top of the liquid collecting tank is paved with a layer of filter screen for collecting adult corpses.
Like this, can collect the complete nutrient solution of not inhaling in the mating spawning area through the collecting tank, and the filter screen that the collecting tank top was laid can be collected the corpse of mating completion back adult. The filter screen can be kept apart adult corpse and nutrient solution to the nutrient solution in the collecting tank can recycle, then the filter screen can be taken out, conveniently cleans adult's corpse, has kept the suitable environment in the mating spawning area, and the nutrient solution can be the glucose liquid.
In the scheme, the humidity control system in the environment control system is the spraying device, the spraying device can provide nutrition for adults, and the humidity in the culture box body can be adjusted through the spraying amount of the nutrient solution sprayed by the spraying device; the temperature control system in the environment control system is characterized in that a heating wire is arranged on the side wall of the breeding box body, and the temperature in the breeding box body is adjusted through heat generated after the heating wire is electrified and heated; the light control system among the environmental control system then is the iodine tungsten lamp that still installs at mating spawning area top, adjusts the illuminance in the aquaculture box through this iodine tungsten lamp, when illumination is not enough and night, provides illumination for mating spawning area, guarantees that mating spawning area whole period has the mating condition of adult. And a temperature sensor and a humidity sensor are arranged in the breeding box body to control the temperature and the humidity of the breeding box body at all time.
In conclusion, the beneficial effects of the invention are as follows: the trapping and spawning method in the scheme can utilize induced smell to attract the copulated female adults to the vicinity of a specific area of a copulated spawning area to a great extent, so that eggs laid by the female adults are concentrated in the vicinity of the specific area, thereby being convenient for rapidly collecting the eggs, remarkably reducing the cost of collecting the eggs, and improving the collection efficiency of the eggs. And the working area is divided into a pupa eclosion area and a mating oviposition area, and the pupa to be prepared to begin to eclosion is placed into the pupa eclosion area in advance, so that the pupa in the pupa eclosion area can directly enter the mating oviposition area after eclosion, artificial addition of imagoes is not needed, and eclosion and mating oviposition are integrated. Be provided with environmental control system in the breed box, control system includes accuse temperature and wet system of accuse, multiple factors such as intelligent control temperature and humidity simultaneously can lay eggs for the black soldier fly and the mating provides an optimum living environment, has improved the spawning rate of black soldier fly greatly.
Drawings
For purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made in detail to the present invention as illustrated in the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of a cultivation box body according to the method of the invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Reference numerals in the drawings of the specification include: breed box 1, riser 2, diaphragm 3, induction zone 4, pupa eclosion district 5, mating spawning area 6, collection ovum board 7, bleeder vent 8, the silver 9 that absorbs water, reticular lamina 10, nylon wire 11, non-woven fabrics 12, atomizing device 13, iodine tungsten lamp 14, light-resistant storage pupa cabinet 15, collecting tank 16.
In the eclosion stage of the black soldier fly, firstly, adjusting the temperature, the humidity and the luminosity of the environment to be in a proper state, then putting a batch of eclosion-started pupas in a dark environment in advance, starting eclosion of the pupas in the dark environment, and enabling the eclosion-started imagoes to be in a mating stage after the eclosion; B. in the mating stage, the female imagoes and the male imagoes after eclosion enter a mating area, before mating, a certain amount of nutrient solution is sprayed into the mating area of the female imagoes and the male imagoes to supplement nutrition for the female imagoes and the male imagoes, then after the mating of the female imagoes and the male imagoes is completed, the male imagoes die, and the female imagoes are in a stage to lay eggs; C. in the oviposition stage, induced odor for inducing female adults is placed in a specific area, the female adults with mature eggs fly to the specific area beside an induced liquid under the induction of the induced odor for concentrated oviposition, and the female adults die after oviposition is completed; collecting eggs in a centralized manner and then incubating the eggs; D. in the larva stage, after eggs are hatched, the eggs become larvae, and pupae are formed after the larvae are hatched; E. after a period of time from the last batch of pupae, the newly batch of pupae which starts to eclose are put into a dark condition for eclosion.
In this scheme, can attract near particular region to the female adult after the mating very big degree through induced smell for the ovum that female adult was laid is all concentrated near this particular region, thereby is convenient for collect the worm ovum fast, is showing the cost that has reduced the collection worm ovum, has improved the collection efficiency to the worm ovum. And the pupa that will prepare to begin to feather is put into in advance and is feathered under the light-resistant condition, and the adult after pupa feathering can directly mate in the mating region and lay eggs like this, does not need artificial addition adult, makes feathering and mating lay eggs the integration go on, and every interval a period can directly add new pupa, guarantees that the adult is incessant.
In a specific embodiment, as shown in fig. 1, the side walls of the cultivation box body 1 are made of light-transmitting materials, a vertical plate 2 is arranged inside the cultivation box body 1 to divide the cultivation box body 1 into an induction area 4 and a working area which are arranged on the left and right, a transverse plate 3 is further arranged in the working area to divide the working area into a mating spawning area 6 and a pupa emergence area 5 which are arranged up and down, and the pupa emergence area 5 is positioned below the mating spawning area 6; the induction zone 4 is used for inducing the imagoes after mating in the mating and spawning zone 6 to a specific area for concentrated spawning, pupas which start to eclose are stored in the pupa eclosion zone 5, and the pupa eclosion zone 5 is communicated with the mating and spawning zone 6 so that the imagoes after eclosion in the pupa eclosion zone 5 can enter the mating and spawning zone 6 for mating and spawning; an environment control system is further installed in the breeding box body and used for controlling the temperature, the humidity and the illumination in the breeding box body.
Like this, the adult can utilize the stimulation of sunlight simultaneously when the mating, consequently breeds the lateral wall of box and be the printing opacity material and make, has both guaranteed the light in the mating of laying eggs sufficient, has formed the observation window again, breeds personnel's accessible observation window, observes the mating and the condition of laying eggs of mating spawning area 6 at any time to but adjust in real time according to actual conditions. Through separating the breed box for induction zone 4 and workspace, induction zone 4 can attract copulation back female adult very big degree near the specific area of mating spawning area 6 like this for the ovum that female adult was laid is all concentrated near this specific area, thereby is convenient for collect the worm ovum fast, is showing the cost that has reduced the collection worm ovum, has improved the collection efficiency to the worm ovum. And the workspace is divided into pupa eclosion district 5 and mating spawning area 6 again, will prepare to begin to put into pupa eclosion district 5 in advance of the pupa of eclosion, can directly enter into mating spawning area 6 after the pupa in pupa eclosion district 5 eclosion like this, do not need artificial addition adult, make eclosion and mating spawning integration go on, the bottom can directly add new pupa, guarantees that the adult is incessant. Be provided with environmental control system in the breed box, environmental control system includes temperature, humidity and illumination control system, multiple factors such as intelligent control temperature, humidity and illumination simultaneously can lay eggs for the black soldier fly and the mating provides an optimum living environment, has improved the spawning rate of black soldier fly greatly.
In a specific embodiment, the inducing area 4 is provided with inducing liquid for emitting the inducing smell, the side wall of the vertical plate 2 positioned on one side in the mating and spawning area 6 is provided with an egg collector for spawning of the adult to be spawned, and the vertical plate 2 is provided with a plurality of air holes 8 above the liquid level of the inducing liquid, so that the smell of the inducing liquid can enter the mating and spawning area 6 and induce the adult to be spawned to concentrate on the egg collector to spawn.
Like this, the adult hermetia illucens will lay the worm's egg in dry and near place from food usually, consequently through a plurality of bleeder vents 8 of seting up on riser 2, induced liquid smell in the induced zone 4 sees through bleeder vent 8 and gets into in the mating spawning area 6, lure the female adult after the mating is accomplished, the direction motion that comes to induced liquid smell, move to the other album ovum ware that is close to bleeder vent 8 until the adult, lay eggs on album ovum ware, the worm's egg that female adult produced just concentrates on album ovum ware like this, do benefit to and collect the worm's egg. The actual component of the inducing liquid can be a mixed liquid composed of a plurality of inducing components such as lactic acid, bran fermentation liquid, kitchen waste fermentation liquid and the like.
In a specific embodiment, the egg collector comprises a plurality of layers of obliquely arranged egg collecting plates 7, one side of each layer of egg collecting plate 7, which is far away from the vertical plate 2, is higher than the other side of the egg collecting plate, and adjacent egg collecting plates form a whole through a connecting piece; the air holes 8 on the vertical plate 2 are distributed in a plurality of rows, and each layer of egg collecting plate 7 is arranged on the vertical plate 2 and staggered with the air holes 8; a plurality of egg accommodating grooves are distributed on the upper surface of the egg collecting plate 7 to collect eggs.
Thus, the egg collector is provided with a plurality of upper and lower rows of egg collecting plates 7, so that the internal space of the mating and spawning area 6 is greatly utilized, and the egg collector can provide spawning inhabitation conditions for more female adults in a limited space and utilize the space to the maximum. The riser 2 between the upper and lower adjacent layer egg collecting plates 7 is evenly distributed with air vents 8, so that the smell of the inducing liquid can permeate each layer egg collecting plate 7, and the adult to be laid eggs can stay for laying eggs more conveniently. And collection ovum board 7 sets up for the slope, and the one side of keeping away from riser 2 is higher than its opposite side, and this is based on the worm form when laying eggs, and the adult is more convenient for lay eggs like this, and is follow-up when getting the ovum, and multilayer collection ovum board 7 is even as a whole through the connecting piece, directly take out whole collection ovum ware alright, and the worm ovum on the collection ovum board 7 that the slope set up in addition also conveniently drops, and it is convenient to get the ovum.
In a specific embodiment, a sliding rail extending transversely is mounted on the vertical plate 2 at a position corresponding to the egg collecting plate 7, the egg collecting plate 7 is slidably mounted on the vertical plate 2 through the sliding rail, and the sliding rail and the air holes 8 on the vertical plate 2 are arranged in a staggered manner; the dodge gate has been seted up to the back lateral wall in mating spawning area 6, ovum collection board 7 is equipped with the pull handle on the one side that is close to the dodge gate.
Like this, through sliding connection between collection ovum board 7 and riser 2, when the ovum is got to needs, open the dodge gate, pulling pull handle drives collection ovum board 7 and slides along the slide rail, slides and takes out whole collection ovum ware, can sweep the egg piece down and collect with the brush, then puts back vacant collection ovum board 7, consequently gets the ovum very convenient, and repeatedly collects the use.
In a specific embodiment, a plurality of vertically arranged absorbent tampons 9 are distributed on the inner side wall of the induction region 4 at intervals along the length direction thereof, the lower end of each absorbent tampon 9 is in contact with the induction liquid and is attached to the inner side wall of the induction region 4, and the upper end thereof extends vertically upwards.
Like this, because bleeder vent 8's setting avoids induced liquid to flow from bleeder vent 8, consequently the degree of depth of induced liquid is limited in induced district 4, the speed of giving off of induced liquid is limited so, consequently through set up many vertical absorbent cotton slivers 9 in induced district 4, absorbent cotton slivers 9 have adsorption function to induced liquid, can lead induced liquid to the take the altitude, the distribution range of induced liquid smell is wider like this, the smell of induced liquid can be faster and more dense see through bleeder vent 8 and spread into in the mating zone of laying eggs.
In the specific embodiment, the position department horizontal installation that is close to the top in the mating spawning area 6 has netted board 10, netted board 10 is laid by multilayer nylon net 11 and forms, install above netted board 10 towards the atomizing device 13 that sprinkles the nutrient solution in the mating area of laying eggs, netted board 10 bottom interval distribution has many vertical downwardly extending settings's non-woven fabrics 12 and nylon net 11 in turn, the adult that supplies in mating spawning area 6 bottom nylon net 11 and netted board 10 holds the foot mating.
Like this, the reticular lamina 10 that nylon net 11 made has the water permeability, and atomizing device 13 spun water smoke part above reticular lamina 10 can depend on the reticular lamina 10, and unnecessary can slowly permeate to on non-woven fabrics 12 and the nylon net 11 of reticular lamina 10 below, non-woven fabrics 12 have the function of protecting water, can adsorb some nutrient solution, supplies the adult to inhale and supplys nutrition. Because the adult mating generally selects in the place that has the crack, consequently through nylon net 11 and reticular lamina 10, the adult stops the mating of being convenient for, and the adult can be on nylon net 11 and reticular lamina 10 when the mating, and the nutrient solution all adheres to on the surface of nylon net 11 and reticular lamina 10 bottom moreover, can supply the adult to supply the nutrition at any time, has guaranteed the mating rate of adult. After the adult insects mate, the male adult insects die in a short time, while the female adult insects fly to the ovipositor under the induction of the smell of the induction liquid and lay eggs on the ovipositor.
In a specific embodiment, a plurality of light-resistant pupa storing cabinets 15 are arranged in the pupa emergence area 5 side by side, pupas which begin to emerge are stored in the light-resistant pupa storing cabinets 15, and a working opening for replacing the light-resistant pupa storing cabinets 15 is formed in the outer side of the pupa emergence area 5; one side of the transverse plate 3, which is close to the vertical plate 2, is provided with a strip-shaped adult outlet, and the lightproof pupa storage cabinet 15 is also covered with an openable cover plate at the position close to the adult outlet.
Therefore, the pupa eclosion needs to be carried out under the light-shading condition, so that the light-shading pupa storage cabinet 15 can prevent light from penetrating into the pupa storage cabinet, and the pupa eclosion is ensured. After the first batch of imagoes lay eggs for a certain time, put into the pupa with another light-resistant pupa storage cabinet 15, then store up pupa cabinet 15 with the light-resistant and put into to pupa eclosion district 5 through the work port, when the pupa is about to eclosion like this, open the light-resistant apron that stores up on the pupa cabinet 15, the pupa after the eclosion becomes the imagoes, under the guide effect of light, the imagoes enter into mating oviposition district 6 through the imagoes export.
In a specific embodiment, a liquid collecting groove 16 for collecting redundant nutrient liquid is further formed in the transverse plate 3, and a layer of filter screen is laid on the top of the liquid collecting groove 16 to collect adult corpses.
In this way, the nutrient solution which is not completely absorbed in the mating and spawning area 6 can be collected through the liquid collecting tank 16, and the filter screen laid on the top of the liquid collecting tank 16 can be used for collecting the corpses of the adults after mating. The filter screen can be kept apart adult corpse and nutrient solution to nutrient solution in the collecting tank 16 can recycle, then the filter screen can be taken out, conveniently cleans adult corpse, has kept the suitable environment in mating spawning area 6, and the nutrient solution can be the glucose liquid.
In the scheme, the humidity control system in the environment control system is the spraying device, the spraying device can provide nutrition for adults, and the humidity in the culture box body can be adjusted through the spraying amount of the nutrient solution sprayed by the spraying device; the temperature control system in the environment control system is characterized in that a heating wire is arranged on the side wall of the breeding box body, and the temperature in the breeding box body is adjusted through heat generated after the heating wire is electrified and heated; the light control system among the environmental control system then is the iodine tungsten lamp 14 that still installs at mating spawning area 6 top, adjusts the illuminance in the aquaculture box through this iodine tungsten lamp 14, when illumination is not enough and night, provides illumination for mating spawning area 6, guarantees that mating spawning area 6 full period has the mating condition of adult. And a temperature sensor and a humidity sensor are arranged in the breeding box body to control the temperature and the humidity of the breeding box body at all time.
The specific implementation process comprises the following steps: pupa emerging in the photophobic pupa storage cabinet 15 is firstly put into pupa emerging, under an environment control system, illumination, temperature and humidity in the breeding box body 1 are adjusted to appropriate conditions, then imagoes after pupa emerging in the pupa emerging area enter the mating oviposition area 6 from adult outlets, under appropriate illumination, temperature and humidity conditions, female imagoes and male imagoes mate with the bottoms of the mesh plates 10 on the nylon net 11 in the mating oviposition area 6, and glucose liquid sprayed by the spraying device 13 can supplement energy for the imagoes. After mating, because the egg collector is located the direction that the induced liquid smell spreads, consequently the mature female adult of egg flies to the egg collector of induced zone 4 direction under the induction of induced liquid to accomplish on the egg collector and lay eggs, take out the egg collector after laying eggs and accomplish, scrape down the worm's egg or directly hatch on the egg collector can. Then every fixed time interval, will be equipped with the new light-resistant pupa storage cabinet of the pupa that begins to eclosion and put into pupa eclosion district, replenish the adult, guarantee the continuation of laying eggs and go on to after the first adult of egg collector laid eggs, the egg can all continue to get eggs every fixed time on the egg collector like this, thereby realizes laying eggs in succession. And (4) regularly taking out the liquid collecting tank 16 and the filter screen of the mating and spawning area 6, cleaning the adult corpses and keeping a clean environment.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A method for trapping and spawning hermetia illucens is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
A. in the pupa emergence stage, the temperature, the humidity and the luminosity of the environment are adjusted to be in a proper state, then a batch of pupas which start emergence are put in a dark environment in advance, the pupas start emergence under the dark condition, and adults after emergence are in the stage of waiting for mating;
B. in the mating stage, the female imagoes and the male imagoes after eclosion enter a mating area, nutrient solution is sprayed into the mating area of the female imagoes and the male imagoes before mating, nutrition is supplemented for the female imagoes and the male imagoes, then the male imagoes die after the mating of the female imagoes and the male imagoes is completed, and the female imagoes are in a stage to lay eggs;
C. in the oviposition stage, induced odor for inducing female adults is placed in a specific area, the female adults with mature eggs fly to the specific area beside an induced liquid under the induction of the induced odor for concentrated oviposition, and the female adults die after oviposition is completed; collecting eggs in a centralized manner and then incubating the eggs;
D. in the larva stage, after eggs are hatched, the eggs become larvae, and pupae are formed after the larvae are hatched;
E. after a period of time from the last batch of pupae, the newly batch of pupae which starts to eclose are put into a dark condition for eclosion.
2. The method for trapping black soldier fly to lay eggs according to claim 1, wherein: the method comprises the following steps of firstly, obtaining a breeding box body with a structure for trapping and spawning, wherein the side wall of the breeding box body is made of light-transmitting materials, a vertical plate is arranged in the breeding box body to divide the breeding box body into an induction area and a working area which are arranged on the left and right, a transverse plate is further arranged in the working area to divide the working area into a mating spawning area and a pupa emergence area which are arranged up and down, and the pupa emergence area is positioned below the mating spawning area; the induction zone is used for inducing the imagoes after mating in the mating and spawning zone to a specific area for concentrated spawning, pupas which start to eclose are stored in the pupa eclosion zone, and the pupa eclosion zone is communicated with the mating and spawning zone so that the imagoes after eclosion in the pupa eclosion zone can enter the mating and spawning zone for mating and spawning; an environment control system is further installed in the breeding box body and used for controlling the temperature, the humidity and the illumination in the breeding box body.
3. The method for trapping and spawning black soldier flies according to claim 2, wherein: the induced area has the induced liquid that gives off induced smell, the riser is located the mating spawning area and installs the egg collector that supplies to wait to lay eggs on the lateral wall of one side, the riser is opened a plurality of bleeder vents in the part above the liquid level height of induced liquid to the smell of induced liquid can enter into the mating spawning area and lure the adult that waits to lay eggs to concentrate on egg collector and lay eggs.
4. The method for trapping and spawning black soldier flies according to claim 3, wherein: the egg collector comprises a plurality of layers of egg collecting plates which are obliquely arranged, one side of each layer of egg collecting plate, which is far away from the vertical plate, is higher than the other side of the egg collecting plate, and adjacent egg collecting plates form a whole through a connecting piece; the air holes on the vertical plate are distributed in an upper row and a lower row, and each layer of egg collecting plate is arranged on the vertical plate and staggered with the air holes; a plurality of egg accommodating grooves are distributed on the upper surface of the egg collecting plate to collect eggs.
5. The method for trapping and spawning black soldier flies according to claim 4, wherein: the egg collecting plate is slidably arranged on the vertical plate through the sliding rail, and the sliding rail and the air holes on the vertical plate are arranged in a staggered manner; the back lateral wall in mating spawning area has seted up the dodge gate, the ovum collection board is equipped with the pull handle on the one side that is close to the dodge gate.
6. The method for trapping and spawning black soldier flies according to claim 3, wherein: a plurality of vertically arranged absorbent cotton slivers are distributed on the inner side wall of the induction area at intervals along the length direction of the inner side wall, the lower end of each absorbent cotton sliver is in contact with the induction liquid and is attached to the inner side wall of the induction area, and the upper end of each absorbent cotton sliver vertically extends upwards.
7. The method for trapping and spawning black soldier flies according to claim 2, wherein: the mating is close to the position department horizontal installation at top in the mating spawning area and is formed netted board, netted board is laid by multilayer nylon wire and is formed, netted board top is installed and is gone spawn the atomizing device that scatters the nutrient solution in the mating district, netted board bottom interval distribution in turn has the non-woven fabrics and the nylon wire of many vertical downwardly extending settings, the adult standing-foot mating in nylon wire and the netted board bottom confession mating spawning area.
8. The method for trapping and spawning black soldier flies according to claim 2, wherein: a plurality of light-resistant pupa storing cabinets are arranged in the pupa eclosion area side by side, pupas which begin to eclosion are stored in the light-resistant pupa storing cabinets, and a working opening for replacing the light-resistant pupa storing cabinets is formed in the outer side of the pupa eclosion area; one side of the transverse plate, which is close to the vertical plate, is provided with a strip-shaped adult outlet, and the lightproof pupa storage cabinet is also covered with an openable cover plate, which is close to the adult outlet.
9. The method for trapping black soldier fly to lay eggs according to claim 8, wherein: the transverse plate is further provided with a liquid collecting tank for collecting redundant nutrient solution, and a layer of filter screen is laid on the top of the liquid collecting tank to collect adult corpses.
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Application publication date: 20210209 |