CN103404505A - Method suitable for controlling pests by releasing parasitic wasps in paddy field and release devices - Google Patents
Method suitable for controlling pests by releasing parasitic wasps in paddy field and release devices Download PDFInfo
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- CN103404505A CN103404505A CN2013103600296A CN201310360029A CN103404505A CN 103404505 A CN103404505 A CN 103404505A CN 2013103600296 A CN2013103600296 A CN 2013103600296A CN 201310360029 A CN201310360029 A CN 201310360029A CN 103404505 A CN103404505 A CN 103404505A
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Abstract
The invention discloses a method suitable for controlling pests by releasing parasitic wasps in a paddy field. A counter-weight is injected into a bearing space of a releasing device, and ova used for breeding the parasitic wasps are put into a host ovum space; then a cover is buckled onto each cup to form a whole body; the release devices containing the parasitic wasps are uniformly thrown into the paddy field and float on the water surface automatically, the parasitic wasps climb out from outgoing holes actively after eclosion of the ova of the parasitic wasps and search pest host ova; when the parasitic wasps are released in the field, operators can throw the release devices with certain weights into the paddy field on ridges of the paddy field instead of going into the paddy field, under the action of gravity, the bottom of each release device falls into the water first, and under the action of buoyancy force of the outer edge of each cup, each release device can not sink underwater, each upper space holding trichogramma can float on the water surface, even a little amount of water enters from the outgoing holes, and the water flows into a lower space containing sand through a funnel-shaped clapboard in each release device; the method can be used for preventing a predatism natural enemy from eating the host ova, can prevent rain and water accumulation, and realizing the mechanized production. The release devices are all made from a corn starch biodegradable material which can be degraded within about six months under natural conditions, and can not pollute the environment.
Description
Technical field
The present invention discloses a kind of method that applicable paddy field discharges the parasitic wasp pest control, and corresponding releasing device is provided simultaneously, belongs to pest biological prevention field.
Background technology
Paddy rice is the main cereal crops of China, in cereal crops, accounts for 26% of total area under cultivation, accounts for 43% of total grain yield.The common insect of the paddy rice of causing harm has kind more than 30.In the Severe pests of China crops, rice grub surpasses half.Wherein, some pest species occurs throughout the year, as striped rice borer, paddy stem borer, pink rice borer, rice leaf roller, brown planthopper etc.; Some kind some areas occurs, as rice plant skipper, rice leaf beetles; Some kind is intermittent large the generation, as armyworm; The insect for recently importing into had, as rice water weevil.In these insects, most kinds are lepidoptera pest, and they are by eating into stem and stinging the food blade and cause serious economic loss.For example, striped rice borer is caused harm with larva moth stem, can cause withered sheath, the withered heart and dead ears, and rice strain effective tiller is reduced, and ripening rate reduces, and thousand kernel weight descends, but area does not prevent and treat field because of the snout moth's larva underproduction approximately 20% of causing harm northeastward, but the serious plot underproduction 50% left and right.
Infection and damage for Severe pests on paddy rice, chemical pesticide remains the Main Means of current control, the unreasonable use of agricultural chemicals causes the agricultural chemicals drift of 70%-80% or is lost in non-target organism, soil and waters, serious pollution of ecological environment, indiscriminate use of pesticide is a large amount of killed natural enemies not only, also cause the insect pest generation high drug-resistances such as striped rice borer, have to strengthen the agricultural chemicals using dosage, be absorbed in the vicious circle that agricultural chemicals is used, had a strong impact on rice yield, rice quality and kind rice benefit.Along with the continuous lifting of living standards of the people, the green consumption idea progressively is rooted in the hearts of the people, and the organic rice demand is improved day by day.Therefore, these insects are implemented to green prevention and control, particularly utilizing natural enemy insect to carry out biological control is inexorable trend.
Oophagous trichogrammae is a most important class egg parasitoids in the lepidoptera pest biological control, is the natural enemy insect that utilizes in the world the most extensively and apply the area maximum at present, and numerous species is discharged the control for agriculture and forestry injurious insect by successful amount reproduction.In rice grub is administered, just there are the yellow oophagous trichogrammae of snout moth's larva and Trichogramma successfully to prevent and treat the report of rice-stem borer and rice leaf roller.In oophagous trichogrammae batch production production process, basically all adopt large ovum (egg of oak silkworm), ovule (rice moth egg, gelechiid ova) and artificial false ovum to breed as vector, the bee-escape matched with it and put the honeybee method many reports are also arranged.The method for releasing of breeding oophagous trichogrammae if be applicable to egg of oak silkworm " utilizes the method for boxlike bee-escape single step of releasing honeybee control of maize snout moth's larva " (application number 200610017085.X), and relevant releasing device " bag-type bee-escape for trichogramma " (patent No. CN2358678Y) and " box type bee discharging device for trichogrammatid wasps " (patent No. CN2930274Y), oophagous trichogrammae release " little parasitic bee release " (patent No. CN202374894U) and " ovule honeybee releasing device " (patent No. CN202514445U) of applicable little parasitic bee.The design of these bee-escapes and use are confined to the control of lepidoptera pest in field crop or forestry substantially, do not consider the particular surroundings of rice plant and paddy field operation, while in paddy field, applying these bee-escape trichogramma releases, the artificial suspension of need to going to the field, it is very inconvenient to operate.
Summary of the invention
The present invention discloses a kind of method that applicable paddy field discharges the parasitic wasp pest control, is applicable to large ovum (egg of oak silkworm, Eggs of Philosamia Cynthia Ricini), ovule (rice moth egg, gelechiid ova or Eggs of Diamondback Moth) or artificial false ovum and discharges in the field of the particular surroundings of paddy field control of insect for the host breeds oophagous trichogrammae.
What the present invention also provided method that applicable paddy field discharges the parasitic wasp pest control puts the honeybee device; parasitic wasp releasing device rational in infrastructure, that protective effect is comprehensive, easy and simple to handle, be applicable to large ovum (egg of oak silkworm, Eggs of Philosamia Cynthia Ricini), ovule (rice moth egg, gelechiid ova and Eggs of Diamondback Moth) and artificial false ovum and discharge for the field that the host breeds oophagous trichogrammae.
The present invention discloses a kind of method that applicable paddy field discharges the parasitic wasp pest control, and the technical solution of employing is:
Mass is injected in load-bearing space at releasing device, in the host egg space, puts into the ovum of breeding parasitic wasp; Again lid is buckled on cup and is integrally formed;
The releasing device that contains parasitic wasp is evenly jettisoninged in paddy field, make it automatically float on the water surface, the ovum of parasitic wasp initiatively climbs out of and searches the insect host egg from going out bee-hole after sprouting wings;
The above-mentioned honeybee device of putting is comprised of cup and bowl cover, and wherein: the inside of cup is provided with a funnel-form dividing plate, and cup is divided into to the load-bearing space of bottom and the host egg space on top; The rim of a cup edge of cup is uniformly distributed 3-5 and goes out bee-hole; The middle part cover of cup has an outer rim ring; The curved abduction of the outer rim of described bowl cover, be integrally formed structure after with cup, fastening, and keeps simultaneously bee-hole not to be sealed.
The cup of described releasing device, bowl cover, dividing plate, outer rim ring are the corn starch biodegradation material and make.
When the present invention used, area was the paddy field of 1 mu (667 square metres) 3 ~ 5 releasing devices that contain Trichogramma of jettisoninging.
Good effect of the present invention is:When honeybee is put in field, the operator need not descend paddy field, the releasing device that can will have constant weight on the Chi Geng of rice field is thrown in paddy field, under Action of Gravity Field, the releasing device bottom first falls into the water, under the effect of cup outer rim ring buoyancy, releasing device can not sink under water, the upper space that oophagous trichogrammae is housed can float on the water surface, immediately has a small amount of water to enter from going out bee-hole, also can flow into the lower space that fills sand by the funnel-form dividing plate; Avoid predator to the taking food of host egg, prevent from drenching with rain, ponding not, and can realize mechanization production.Releasing device is made material and is the corn starch biodegradation material, about 6 months, is degradable under field conditions (factors), can be to environment.
The accompanying drawing explanation;
Fig. 1 is releasing device overall structure schematic diagram of the present invention;
Fig. 2 is the cup body structure schematic diagram of releasing device of the present invention;
Fig. 3 is the cup lid structure schematic diagram of releasing device of the present invention;
In figure, 1, cup, 2, bowl cover, 3, dividing plate, 4, circular hopper head, 5, the outer rim ring, 6, go out bee-hole.
Embodiment
According to shown in Figure 1, the present invention is applicable to the releasing device that paddy field discharges the parasitic wasp pest control, is comprised of dark cup 1 and bowl cover 2 two parts; Wherein, cup 1 and 2 is made by the corn starch biodegradation material; As shown in Figure 2, cup 1 inside is that a funnelform dividing plate 3 is divided into the load-bearing space of bottom and the host egg space on top by cup 1, and dividing plate 3 centers are the circular hopper head 4 of diameter 0.3-0.8cm; The middle part of cup 1 is provided with an outer rim ring ring 5, extension elongation 0.3-0.5cm; The rim of a cup edge of cup 1 is uniformly distributed 3-5 and goes out bee-hole 6, and going out bee-hole is the wide rectangle hole of the long 4mm of 2mm; Referring to Fig. 3, the curved abduction of bowl cover 2 outer rim, after with cup 1, fastening, keep bee-hole 6 not airtight (referring to Fig. 1).
At the dry sand of the interior injection of cup 1 of embodiment 1 described releasing device, be full of the load-bearing space of dividing plate 3 bottoms; the egg of oak silkworm grain of Trichogramma or rice moth egg card are positioned over to the host egg space on dividing plate 3 tops; then by bowl cover 2 and cup 1 fastening; during the transportation vanning, remain bowl cover 2 upward; after the releasing device of jettisoninging falls into paddy field, cup 1 external parallel around outer rim ring 5 make it float on the water surface, after oophagous trichogrammae sprouts wings; under phototactic effect, bee-hole 6 initiatively crawls toward out.Releasing device is meeting natural degradation about 6 months under field conditions (factors), can be to environment.
The Trichogramma control rice-stem borer that the rice moth egg of take is bred as the host
At the rice-stem borer egg production peak time, it for area, is the paddy field of 1 mu (667 square metres), the releasing device (embodiment 1) of jettisoninging 3 and containing Trichogramma, can put honeybee according to following operating procedure: the dry sand in the interior injection of releasing device cup 1 15 gram left and right, make it be full of dividing plate 3 load-bearing spaces, bottom, to contain the host egg space that 3330 the Trichogramma rice moth egg cards that are about to sprout wings of having an appointment are positioned over dividing plate 3 tops, then by bowl cover 2 and cup 1 fastening.Prepare 3 releasing devices that contain identical honeybee amount, remain bowl cover 2 upward during toward the field transportation.After arriving target control field, on paddy field pool ridge, put the honeybee device to evenly jettisoninging 3 in field, always put approximately 10000 of honeybee amounts.After Trichogramma is sprouted wings, under phototactic effect, initiatively climb out of out bee-hole and search parasitic rice-stem borer host egg, it is implemented effectively to control.
Claims (3)
1. an applicable paddy field discharges the method for parasitic wasp pest control, comprises the following steps:
Mass is injected in load-bearing space at releasing device, in the host egg space, puts into the ovum of breeding parasitic wasp; Again lid is buckled on cup and is integrally formed;
The releasing device that contains parasitic wasp is evenly jettisoninged in paddy field, make it automatically float on the water surface, the ovum of parasitic wasp initiatively climbs out of and searches the insect host egg from going out bee-hole after sprouting wings;
The above-mentioned honeybee device of putting is comprised of cup and bowl cover, and wherein: the inside of cup is provided with a funnel-form dividing plate, and cup is divided into to the load-bearing space of bottom and the host egg space on top; The rim of a cup edge of cup is uniformly distributed 3-5 and goes out bee-hole; The middle part cover of cup has an outer rim ring; The curved abduction of the outer rim of described bowl cover, be integrally formed structure after with cup, fastening, and keeps simultaneously bee-hole not to be sealed.
2. an applicable paddy field discharges the releasing device of parasitic wasp pest control, and it is characterized in that: cup and bowl cover, consist of, wherein: the inside of cup is provided with a funnel-form dividing plate, and cup is divided into to the load-bearing space of bottom and the host egg space on top; The rim of a cup edge of cup 1 is uniformly distributed 3-5 and goes out bee-hole; The middle part cover of cup has an outer rim ring; The curved abduction of the outer rim of described bowl cover, be integrally formed structure after with cup, fastening, and keeps simultaneously bee-hole not to be sealed.
3. the applicable paddy field related to claimed in claim 2 discharges the releasing device of parasitic wasp pest control, and it is characterized in that: cup, bowl cover, dividing plate, outer rim ring are the corn starch biodegradation material and make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310360029.6A CN103404505B (en) | 2013-08-19 | 2013-08-19 | Be applicable to method and the releasing device of paddy field release parasitic wasp pest control |
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| CN201310360029.6A CN103404505B (en) | 2013-08-19 | 2013-08-19 | Be applicable to method and the releasing device of paddy field release parasitic wasp pest control |
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| CN103404505A true CN103404505A (en) | 2013-11-27 |
| CN103404505B CN103404505B (en) | 2015-10-21 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105165799A (en) * | 2015-09-21 | 2015-12-23 | 江苏大学 | Insect egg transporting and releasing device |
| CN105211006A (en) * | 2015-10-21 | 2016-01-06 | 广东省粮食科学研究所 | Parasitic wasp class natural enemy release cup and parasitic wasp class natural enemy sustained release method |
| CN105393986A (en) * | 2015-10-18 | 2016-03-16 | 浙江省农业科学院 | Method for releasing parasitic wasp of Chilo suppressalis larva |
| CN108902152A (en) * | 2018-08-20 | 2018-11-30 | 华南农业大学 | A kind of nicotine sustained-release agent and preparation method thereof |
| CN111165453A (en) * | 2020-02-18 | 2020-05-19 | 生态环境部南京环境科学研究所 | Eclosion insect collecting device |
| CN116584447A (en) * | 2023-06-15 | 2023-08-15 | 福建省农业科学院水稻研究所 | Rice planthopper egg parasitic wasp putting egg and preparation method and application thereof |
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| CN201238539Y (en) * | 2008-08-18 | 2009-05-20 | 中国热带农业科学院环境与植物保护研究所 | Releaser for parasitism natural enemy |
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2013
- 2013-08-19 CN CN201310360029.6A patent/CN103404505B/en not_active Expired - Fee Related
Patent Citations (8)
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| US6301827B1 (en) * | 1999-09-27 | 2001-10-16 | Garland F. Lankster | Japanese beetle trap |
| CN2930274Y (en) * | 2006-08-09 | 2007-08-08 | 吉林农业大学 | Box type bee discharging device for trichogrammatid wasps |
| CN201238539Y (en) * | 2008-08-18 | 2009-05-20 | 中国热带农业科学院环境与植物保护研究所 | Releaser for parasitism natural enemy |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105165799A (en) * | 2015-09-21 | 2015-12-23 | 江苏大学 | Insect egg transporting and releasing device |
| CN105165799B (en) * | 2015-09-21 | 2018-12-14 | 江苏大学 | A kind of transport of worm's ovum and release device |
| CN105393986A (en) * | 2015-10-18 | 2016-03-16 | 浙江省农业科学院 | Method for releasing parasitic wasp of Chilo suppressalis larva |
| CN105393986B (en) * | 2015-10-18 | 2019-07-09 | 浙江省农业科学院 | A method of the parasitic wasp of release Chilo spp larvae |
| CN105211006A (en) * | 2015-10-21 | 2016-01-06 | 广东省粮食科学研究所 | Parasitic wasp class natural enemy release cup and parasitic wasp class natural enemy sustained release method |
| CN108902152A (en) * | 2018-08-20 | 2018-11-30 | 华南农业大学 | A kind of nicotine sustained-release agent and preparation method thereof |
| CN111165453A (en) * | 2020-02-18 | 2020-05-19 | 生态环境部南京环境科学研究所 | Eclosion insect collecting device |
| CN116584447A (en) * | 2023-06-15 | 2023-08-15 | 福建省农业科学院水稻研究所 | Rice planthopper egg parasitic wasp putting egg and preparation method and application thereof |
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| CN103404505B (en) | 2015-10-21 |
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