CN102578045A - Method and special device for propagating insects - Google Patents

Method and special device for propagating insects Download PDF

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Publication number
CN102578045A
CN102578045A CN2012100341736A CN201210034173A CN102578045A CN 102578045 A CN102578045 A CN 102578045A CN 2012100341736 A CN2012100341736 A CN 2012100341736A CN 201210034173 A CN201210034173 A CN 201210034173A CN 102578045 A CN102578045 A CN 102578045A
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insect
breeding
levitron
pond
plant
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CN102578045B (en
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陈红印
王树英
陈长风
张礼生
王孟卿
曹静
路慧
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Institute of Plant Protection of Chinese Academy of Agricultural Sciences
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Institute of Plant Protection of Chinese Academy of Agricultural Sciences
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Abstract

The invention discloses a method for propagating insects and a device special for propagating the insects. A floating device comprises a floating plate with a through hole, and a pipe, and the pipe is connected with the floating plate through the through hole; a breeding pool is divided into four areas, each area is isolated by using a baffle and a net cover, the baffle is positioned in the breeding pool, and the net cover covers above each area; and a door through which the floating device passes is arranged on the baffle, and the aperture of the net cover ensures that the insects cannot pass through the net cover. When the insects are propagated by using the device, single plants can float in a nutrient solution, the single plant control of plants can be realized, and the adjustment can also be made by controlling the positions of the single plants in a culture pond even under the condition that the inoculation and culture are uniform, so that the insects on each plant are consistent in propagation speed and uniform in quantity and quality, the propagation speed, the quantity and the quality can meet production requirements, the device can be operated more flexibly and conveniently, and the waste of space, manpower and material resources is avoided. The method and the device can be popularized and applied in the industry.

Description

A kind of method and isolated plant of breeding insect
Technical field
The present invention relates to a kind of method and isolated plant of breeding insect.
Background technology
Natural enemy insect is widely used in the biological control of agriculture and forestry injurious insect now.In farmland and natural ecosystems; Discharge in a large number, protect and utilize natural enemy insect; Through its predation and parasitization,, force down below the economic injury level the population quantity reduction of insect; Thereby ensure the output and the quality safety of agricultural product, also make home environment avoid the pollution of agricultural chemicals simultaneously.Carrying out biological control is huge for the demand of natural enemy insect, satisfy this demand, must the large-scale production natural enemy insect, set up the production technology route and the technology of effective high yield.
Present natural enemy insect production exists many technical barriers, makes the natural enemy insect propagation production be in the state that is difficult to scale all the time.Especially those receive the restriction of natural host or prey output and quality with the natural enemy insect of natural host or prey breeding, never can form batch production production.Way in the past is on plastic foam plate, to wear a plurality of holes, and host plant is planted in 200-300 of general every square metre of perforation in the hole, the floating plate that has plant is swum in the container that nutrient solution is housed, and forming with the plate is the operator scheme of unit.But there is following problem in this device of shifting block type operator scheme, has influenced efficient and the quality of breeding insect:
1, host plant is can not individual plant floating on nutrient solution, can't carry out the individual plant quality control, causes the inconsistent of breeding insect quality.Test result in the past shows, at a 0.5m 2On the cystosepiment in 150 holes, have only the insect of 30-50 strain plantling breeding to meet the requirements, the insect or the quantity of breeding on other plantling are very few, or bradygenesis, cause the inconsistent of breeding insect quality.
2, in the past device of shifting block type operation, be with plant seedlings according to certain density and arrangement, cuttage and floats on and cultivates in the liquid pool to cystosepiment.Because the relative position of plant is fixed, usually cause the inhomogeneous of insect inoculation, and be difficult to remedy, the quality of the insect that causes at last breeding is inconsistent.
3, be difficult to carry out pile line operation.The first step of natural enemy insect production process is the clean seedling of breeding, inoculates host insect then, after host insect breeds some, inoculates natural enemy insect.If these three steps are all accomplished in same pond, then need the fluitante can be by its flowability of artificial control, device of shifting block type is cultivated the control that can't realize this flowability.
4, be difficult to carry out the collection of insect.The insect that device of shifting block type is cultivated need pick up whole floating plate when collecting; Operation is very inconvenient; Be difficult to the insect on every strain plant is collected clean, and floating plate usually drops onto on the operating desk with the water that root system of plant has, and small-sized insect glued be rolled in together; Cause insect death, insect is incurred loss in collection process.
Summary of the invention
An object of the present invention is to provide a kind of insect equipment for breeding.
Insect equipment for breeding provided by the present invention is made up of levitron and breeding pond;
Said levitron comprises floating plate and the pipe that has through hole, and pipe is connected with floating plate through said through hole;
Said breeding pond is divided into four zones, and each zone isolates with baffle plate and guard, and said baffle plate is arranged in said breeding pond, and said guard is covered in each regional top; Said baffle plate is provided with the door that supplies said levitron to walk, and the aperture of said guard does not allow insect to pass through.
Levitron in apparatus of the present invention also can comprise and can host plant be fixed in the fixed part in the said through hole.Said fixed part specifically can be the plastic foam piece.
In the said levitron, said through hole specifically can be positioned at the center of said floating plate.
Said floating plate can be processed by floating material, and said floating material specifically can be plastic foam.Said pipe body can be steel.
In the said breeding pond, said door does not allow insect to pass through for net door, the aperture of said net door.
Said door can be positioned at a side of said baffle plate.
Another object of the present invention makes a kind of method of breeding insect that provides.
The method of breeding insect provided by the present invention is to utilize above-mentioned arbitrary said insect equipment for breeding to breed.
This method specifically can comprise the steps:
1) clean seedling: host plant is placed the pipe of said levitron, obtain having the levitron of host plant; The said levitron that has host plant is placed the clean seedling district that culture fluid is housed, cultivate; With 4 zones in the said breeding pond remember successively do clean seedling district, the inoculation district, cultivation region and results district;
2) inoculation: the levitron that has host plant after the step 1) processing is moved into the inoculation district that culture fluid is housed, carry out the insect inoculation;
3) cultivate: the postvaccinal levitron that has host plant is moved into the cultivation region that culture fluid is housed, cultivate;
4) results: the levitron that has host plant after the step 3) processing is moved into the results district, the results insect.
Utilize device of the present invention to carry out the insect breeding; The plant individual plant is swum in the nutrient solution; Can realize the control of the individual plant of plant,, also can reach the uniform purpose of inoculation through the relative position of adjusting each individual plant even when the uneven situation of inoculation is arranged.So that the reproduction speed of insect unanimity, quantity homogeneous, quality homogeneous on every strain plant can both reach production requirement, avoided the waste of space, human and material resources.
Among the present invention according to the insect reproductive process; To breed the pond be divided into four zones be clean seedling pond, the inoculation pond, culture pond and results pond; Four zones all can make plant pass through door, and each zone all uses net and division board to isolate the space that forms a sealing, and such design has effectively stoped escape and the extraneous insect of natural enemy insect etc. to get in the breeding pond; And after the plant in the pond moves into another pond; The cultivation of next round can also be carried out in the pond that sky gets off, thereby has realized pile line operation, has improved production efficiency.
In the inventive method, need not that plant is taken out the breeding pond and just can collect insect, cause the phenomenon of insect quantity loss like this with regard to having avoided water droplet to make insect death, make collection efficiency high.
In sum, the inventive method is easy and simple to handle, with low cost, breeding is quick, the characteristics of steady quality homogeneous, is suitable in industry, applying.
Description of drawings
Fig. 1 is a levitron, and each mark is following among the figure: 1 is floating plate, and 2 are pipe, and 3 is the plastic foam piece.
Fig. 2 is the breeding pond, and each mark is following among the figure: 4 is baffle plate, and 5 are the net door.
Embodiment
Employed experimental technique is conventional method like no specified otherwise among the following embodiment.
The structure of the device of embodiment 1, breeding insect
The device that is used to breed insect of the present invention is made up of levitron and breeding pond; Levitron is made up of the floating plate that has through hole 1, stainless steel tube 2, plastic foam piece 3; Stainless steel tube 2 is welded on the floating plate 1 with the Plastic Welding rifle through through hole, and plastic foam piece 3 is arranged in through hole; Through hole is circular, is located at the center of floating plate 1, and diameter is 2-3cm; Floating plate 1 is that area is that 10 * 10cm, thickness are the plastic foamboard of 3cm; The diameter of stainless steel tube 2 is 2-3cm, long 10-15cm, thickness of pipe wall 1-1.5mm; Plastic foam piece 3 is the square of 2 * 2 * 2cm size.
The breeding pond is rectangular cavity; Three baffle plates 4 will be bred the pond and will be divided into four zones (being clean seedling pond, inoculation pond, culture pond and results pond successively); Each top, zone covers (being that each zone isolates with baffle plate and guard) with guard, and a side of baffle plate 4 is provided with the nylon gauze door 5 that supplies levitron to walk; The aperture of said guard does not allow insect to pass through.Baffle plate, net door and guard constitute the space of a sealing, so that stop insect to escape.
The breeding pond can be made with various materials, for example cement, plastics or steel plate.
The size of floating plate can be carried out flexible design according to kind and the size of plant.The size in breeding pond also can design according to actual needs.
The plastic foam piece can be fixed in plant in the through hole, thereby makes the position relative fixed of plant in levitron.
Embodiment 2, utilize apparatus of the present invention to cultivate insect
Present embodiment is to cultivate multiple plant-feed insect, and wherein host plant is the various plant nursery stocks that are used to cultivate insect, for example Kidney bean, rape, tomato, pimento, soybean, paddy rice etc.Host insect is the insect of getting this plant species of food, for example aphid, aleyrodid, liriomyza bryoniae, tetranychid, diamond-back moth, thrips etc.
The area in the breeding pond of using in the present embodiment is fixed according to producing the insect amount; The area that generally is applied in sun glasshouse is about 400 square metres; Each regional area of isolating should be decided according to insect rate of development and population growth amount, generally can be according to 100 square metres of designs.5000-8000 is had in the clean seedling of the levitron input pond of plantling, dropping into too much to influence moving of levitron at every turn.
One, prepares the host plant seedling
1, plantling is cultivated
Earlier use culture bed plant culturing, culture bed upper berth one deck vermiculite, sawdust and fine sand water some water with planting seed after culture bed, reach water content and get final product in the moist degree of 50-70%.The plant of cultivating like this can obtain comparatively flourishing root system.Treat that plant growing arrives 10cm when high, plant is shifted out from culture bed, for use with the attachment that clear water washes away on the root.
2, plant is placed on the levitron
Earlier the root of plant is wrapped (so that not damaging the root of plant) with a small pieces Polypropylence Sheet, the root with plant passes stainless steel tube then, fills in a plastic foam piece again in the upper end of stainless steel tube, with fixing plant in through hole and the relative position in the levitron.
Two, breeding insect
In the reproductive process, guard all covers each regional top, has only when from a pond, moving into levitron in another pond and just guard is taken away.
1, clean seedling: in the breeding pond, inject nutrient solution, make in the pond four zones that identical nutrient solution all is housed, the levitron that will have plantling is then put in the clean seedling pond, and cover is gone up guard.Under temperature 24-28 ℃, the condition of relative moisture 70-80%, plantling was cultivated 5-10 days in clean seedling pond.Then the net door on clean seedling pond and the division board of inoculation between the pond is opened, the levitron that will have plantling floats in the inoculation pond through the net door one by one, will net the top of closing and guard covered clean seedling pond again.The clean seedling pond of soaring can be dropped into new plantling and carried out clean seedling cultivation, to carry out the breeding of next round.
The composition of nutrient solution: potassium nitrate 0.7 grams per liter, boric acid 0.0006 grams per liter, nitrate of lime 0.7 grams per liter, manganese sulphate 0.0006 grams per liter, superphosphate 0.8 grams per liter, zinc sulphate 0.0006 grams per liter, magnesium sulfate 0.28 grams per liter, copper sulphate 0.0006 grams per liter, iron sulfate 0.12 grams per liter, ammonium molybdate 0.0006 grams per liter.
2, inoculation: be the process that on clean seedling, inserts insect.Promptly insert preprepared insect on the clean seedling according to certain ratio, so that evenly breeding.Inoculative proportion is according to the different concrete design of plant and insect.The ratio that for example on rape, connects aphid is every strain 5-10 head; The ratio that on bean seedlings, connects liriomyza bryoniae is every strain 1-2 head; The ratio that on the Kidney bean seedling, connects aleyrodid is that every leaf 5-7 is first-class; The ratio that on the Kidney bean seedling, connects aphid is an every leaf 5-7 head; The ratio that on the Kidney bean seedling, connects two spotted spider mite is an every leaf 5-7 head; The ratio that on the Kidney bean seedling, connects thrips is an every leaf 5-7 head; The ratio that on the Kidney bean seedling, connects liriomyza bryoniae is an every leaf 5-7 head.Inoculation time generally takes 1-2 days time, after the completion, the net door on the division board between inoculation pond and the culture pond is opened, and the levitron that inoculation is finished floats in the culture pond through the net door one by one, will net that door is closed again and guard covered the top of inoculating the pond.
To regularly carry out the selective examination of insect inoculation situation in the inoculation pond, regulate the position of each levitron in the pond, make and inoculate uniformity as much as possible.Use the method for range estimation to check the insect breeding quantity on every strain plant, and in time will breed the more levitron of insect and rotate, utilize transportable property of insect and the characteristic of getting food nearby, let insect in culture pond, evenly distribute with the position of carrying out of breeding negligible amounts.
The insect of said inoculation can be any insect or tetranychid.
3, cultivate: under temperature 24-28 ℃, the condition of relative moisture RH70-80%; Plantling was cultivated 6-10 days; Net door on the division board between culture pond and the results pond is opened; Levitron is floated in the results pond through net door one by one, will net the top of closing and guard covered culture pond again.
4, results: take out levitron, plantling is extracted from levitron top, gather in the crops.
After breeding finishes, can be with breeding pond and levitron sterilization and drying, recycling.
5, the foster worm effect of this device:
Using this device is the host with Kidney bean (English red), average per quantity and regularity such as table 1 of breeding insect in 30 days:
Table 1
Figure BDA0000135782760000061
* regularity: the mean individual specimen number in 10% scope up and down accounts for the percentage of total sample number.

Claims (9)

1. an insect equipment for breeding comprises levitron and breeding pond;
Said levitron comprises floating plate and the pipe that has through hole, and pipe is connected with floating plate through said through hole;
Said breeding pond is divided into four zones, and each zone isolates with baffle plate and guard, and said baffle plate is arranged in said breeding pond, and said guard is covered in each regional top; Said baffle plate is provided with the door that supplies said levitron to walk, and the aperture of said guard does not allow insect to pass through.
2. insect equipment for breeding according to claim 1 is characterized in that: said levitron comprises and can host plant be fixed in the fixed part in the said through hole.
3. insect equipment for breeding according to claim 2 is characterized in that: said fixed part is the plastic foam piece.
4. according to arbitrary described insect equipment for breeding among the claim 1-3, it is characterized in that: said through hole is positioned at the center of said floating plate.
5. according to arbitrary described insect equipment for breeding among the claim 1-4, it is characterized in that: said floating plate is processed by floating material; Said pipe steel.
6. insect equipment for breeding according to claim 5 is characterized in that: said floating material is a plastic foam; Said door is the net door.
7. according to arbitrary described insect equipment for breeding among the claim 1-6, it is characterized in that: said door is positioned at a side of said baffle plate.
8. method of breeding insect is to utilize that arbitrary said insect equipment for breeding carries out the insect breeding among the claim 1-7.
9. method according to claim 8 is characterized in that: said method comprises the steps:
1) clean seedling: host plant is placed the pipe of said levitron, obtain having the levitron of host plant; The said levitron that has host plant is placed the clean seedling district that culture fluid is housed, cultivate; With 4 zones in the said breeding pond remember successively do clean seedling district, the inoculation district, cultivation region and results district;
2) inoculation: the levitron that has host plant after the step 1) processing is moved into the inoculation district that culture fluid is housed, carry out the insect inoculation;
3) cultivate: the postvaccinal levitron that has host plant is moved into the cultivation region that culture fluid is housed, cultivate;
4) results: the levitron that has host plant after the step 3) processing is moved into the results district, the results insect.
CN201210034173.6A 2012-02-15 2012-02-15 Method and special device for propagating insects Expired - Fee Related CN102578045B (en)

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CN108207466A (en) * 2018-01-08 2018-06-29 陕西省西安植物园 A kind of method for promoting Bougainvillea spectabilis spray Rapid Rooting

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CN102939943A (en) * 2012-10-31 2013-02-27 中国农业科学院烟草研究所 Artificial propagation method for myzus persicae
CN108207466A (en) * 2018-01-08 2018-06-29 陕西省西安植物园 A kind of method for promoting Bougainvillea spectabilis spray Rapid Rooting

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