CN103621493A - Biological control method of chestnut red spider mite - Google Patents
Biological control method of chestnut red spider mite Download PDFInfo
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- CN103621493A CN103621493A CN201310565571.5A CN201310565571A CN103621493A CN 103621493 A CN103621493 A CN 103621493A CN 201310565571 A CN201310565571 A CN 201310565571A CN 103621493 A CN103621493 A CN 103621493A
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Abstract
The invention relates to a biological control method of chestnut red spider mite. Before neoseiulus barkeri is released, low-toxicity pest-killing acarid-killing pesticide is sprayed onto chestnut trees which are damaged by insect pests such as the chestnut red spider mite and aphids according to the insect pest situation, then the neoseiulus barkeri is released to serve as an natural enemy, the neoseiulus barkeri preys on the chestnut red spider mite, and insect pest control is achieved. The low-toxicity pest-killing acarid-killing pesticide comprises, but not limited to, at least one of mineral oil emulsion, myzus persicae, acetamiprid, pyridaben, hexythiazox, spirodiclofen and the like. By the adoption of the biological control method of the chestnut red spider mite, sustainable control over the chestnut red spider mite can be achieved, the number of application times and the application amount of chemical pesticide to the chestnut trees are reduced, pesticide residues are reduced, the food safety of chestnuts is improved, and ecological environment protection is facilitated.
Description
Technical field
The invention belongs to pest biological control field, specifically, relate to the biological control method of chestnut unguiculus mite.
Background technology
Chinese chestnut is high megaphanerophyte, mainly plants in mountain area, and in semi-wild state, the pest species working the mischief is less, is suitable for carrying out organic farming.Chinese chestnut unguiculus mite (Oligonychus ununguis) is most important target pest in Chinese chestnut cultivation, in Chinese chestnut producing region, causes disaster throughout the year, within 1 year, breeds 6-12 generation, and the harm phase betides the 5-9 month, take the 6-7 month as occurance peak, and August, hibernating egg appearred in early and middle ten days.Hazard symptoms main manifestations is leaf chlorosis, and leaf look several near-whites, lose photosynthesis, has a strong impact on Chinese chestnut output and tree vigo(u)r growth.Need carry out 3 above chemical control the whole year.Large owing to being located in mountain area and setting height, chemical control is difficult to carry out, and is therefore badly in need of the suitable biological control method of exploitation.
Summary of the invention
The biological control method that the object of this invention is to provide a kind of novel chestnut unguiculus mite.
In order to realize the object of the invention, the biological control method of a kind of chestnut unguiculus mite of the present invention, before discharging the new little peaceful mite of Pasteur, according to insect pest situation, first with the Insecticidal and acaricidal agent of low toxicity, spray the chestnut that is subject to chestnut unguiculus mite, aphid damage, then on chestnut, discharge the new little peaceful mite of Pasteur as natural enemy, predation chestnut unguiculus mite, carries out control of insect.Wherein, the Insecticidal and acaricidal agent of described low toxicity includes but not limited at least one in dead clean, the Hexythiazox of mineral oil emulsion (content is 99%), Imidacloprid, Acetamiprid, mite, spiral shell mite ester etc.
In preceding method, the spraying concentration of Insecticidal and acaricidal agent is: it is 200 times of dilutions (being about to 200 times of stoste dilute with waters) that mineral oil emulsion is used separately; Dead clean, the Hexythiazox of Imidacloprid, Acetamiprid, mite, spiral shell mite ester are used separately and carry out for 1000-2000 times of dilution or by specification; The dead clean or Hexythiazox of mineral oil emulsion and Imidacloprid or Acetamiprid or mite or spiral shell mite ester mix while using, and mineral oil emulsion is 400-500 times of dilution, and all the other are 1000-2000 times of dilution or by specification use.The amount of spraying of Insecticidal and acaricidal agent with reach leaf even medicine drip and be advisable downwards.
In preceding method, the release index of the new little peaceful mite of Pasteur: when chestnut unguiculus acarid mouth radix≤2/leaf, the computing formula of the new little peaceful mite burst size of Pasteur is:
Burst size (head)=548.75+50.388 * Φ
Wherein, Φ is trunk diameter, and measuring position is that butt is cm apart from ground 10cm Chu， unit.Burst size is about 0.5 Predatory Mites/leaf.
In preceding method, described chestnut unguiculus mite is Chinese chestnut unguiculus mite.
The present invention has the following advantages:
The biological control method of chestnut unguiculus mite provided by the invention; to using the new purposes of the new little peaceful mite of Pasteur as natural enemy control Chinese chestnut unguiculus mite; adopt this method; not only can realize the sustainable control to Chinese chestnut unguiculus mite; can reduce chemical pesticide application times and the amount of application on Chinese chestnut simultaneously; reduce residue of pesticide, improve the foodsafety of Chinese chestnut, be conducive to preserve the ecological environment.
Embodiment
Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.If do not specialize, the conventional means that in embodiment, technological means used is well known to those skilled in the art, the raw materials used commercial goods that is.
The method of the new little peaceful acarid control Chinese chestnut unguiculus mite of embodiment 1 application Pasteur
2007, Changli Fruit-Tree Inst., Hebei Academy of Agricultural & Forestry Science filters out the new little peaceful mite (Neoseiulus barkeri) of Pasteur in the Yanshan Mountain, Hebei, 2009-2012 discharges the new little peaceful acarid control Chinese chestnut unguiculus mite test of Pasteur of artificial feeding at the Chestnut Orchard of a plurality of different conditions in Yanshan Region, North, invent and only after Chinese chestnut exhibition leaf, use the whole year agricultural chemicals Dui Li garden various pests in spring, an evil mite to prevent and treat, discharge afterwards the new little peaceful mite of Pasteur, Chinese chestnut unguiculus mite is controlled the whole year, is no longer dependent on the method for chemical control.
Discharge the new little peaceful mite of Pasteur and control the method for Chinese chestnut unguiculus mite:
Chemical control: in the first tenday period of a month in May, the Chinese chestnut unguiculus mite Sheng after date of coming out of hibernation, spray Insecticidal and acaricidal agent 1 time, medicament kind can be selected 200 times of dilution (organic orchards of mineral oil emulsion (content is 99%), organic food standards), or Imidacloprid and mite dead clean (or other low toxicants) mix and use (green food standard), dead clean, the Hexythiazox of Imidacloprid, Acetamiprid, mite, spiral shell mite ester by specification are used, and are generally 2000 times of dilutions.The amount of spraying with reach leaf even medicine drip and be advisable downwards.The number of pest such as unguiculus mite, aphid are reduced, avoid discharging rear use agricultural chemicals.
Release conditions: biological control garden, ground should adopt sward cultivation, increases humidity in orchard, and perches and breed place for natural enemy provides, and contributes to improve the activity that discharges natural enemy and local natural enemy, improves biocontrol effect.After discharging the new little peaceful mite of Pasteur, avoid using chemical pesticide, especially pest control with insecticide, miticide.After release, there are other pest damages, as true, need to use chemical pesticide to prevent and treat, should adopt the method for controlling of choosing.
Release time and index: June early and middle ten days, check unguiculus acarid mouth quantity, during less than or equal to 2/leaf, discharge the new little peaceful mite of Pasteur.Generally with the cloudy day or discharge at dusk bestly, discharge in 3 days without rainfall, as met heavy rain in 3 days, need to supplement and discharge.
Burst size, calculates according to tree body size, and general trunk diameter be take interior burst size as 500/tree at 10cm, and diameter is greater than 10cm, according to burst size computing formula, increases burst size, and theoretical value reaches 0.5 Predatory Mites/leaf.
When chestnut unguiculus acarid mouth radix≤2/leaf, the burst size computing formula of the new little peaceful mite of Pasteur is:
Burst size (head)=548.75+50.388 * Φ
Φ is trunk diameter, and unit is cm, and measuring position is that butt is apart from 10cm place, ground.
Method for releasing: will angle one side clip in the packaging bag of the new little peaceful mite of Pasteur be housed during release, with the plastic sack of long 3cm is uncovered, entangled to prevent that rainwater from entering packaging bag downwards, then with drawing pin by packaging bag and plastic sack Ding trunk shady spot simultaneously, branch downside, the position of drawing pin should be placed on clip as far as possible, packaging bag clip is close on trunk, is beneficial to Predatory Mites and is discharged on tree.
Releasing effect: insect population decline rate reaches more than 90%, and only need the whole year to discharge 1 time.
Although above the present invention is described in detail with a general description of the specific embodiments, on basis of the present invention, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, these modifications or improvements, all belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (4)
1. the biological control method of chestnut unguiculus mite, it is characterized in that, before discharging the new little peaceful mite of Pasteur, according to insect pest situation, first with the Insecticidal and acaricidal agent of low toxicity, spray the chestnut that is subject to chestnut unguiculus mite, aphid damage, then on chestnut, discharge the new little peaceful mite of Pasteur as natural enemy, predation chestnut unguiculus mite, carries out control of insect;
Wherein, the Insecticidal and acaricidal agent of described low toxicity includes but not limited at least one in dead clean, the Hexythiazox of mineral oil emulsion, Imidacloprid, Acetamiprid, mite, spiral shell mite ester.
2. method according to claim 1, is characterized in that, the spraying concentration of Insecticidal and acaricidal agent is: it is 200 times of dilutions that mineral oil emulsion is used separately; Dead clean, the Hexythiazox of Imidacloprid, Acetamiprid, mite, spiral shell mite ester is used is separately that 1000-2000 times of dilution or by specification are used; The dead clean or Hexythiazox of mineral oil emulsion and Imidacloprid or Acetamiprid or mite or spiral shell mite ester mix while using, and mineral oil emulsion is 400-500 times of dilution, and all the other are 1000-2000 times of dilution or by specification use.
3. method according to claim 1, is characterized in that, the release index of the new little peaceful mite of Pasteur: when chestnut unguiculus acarid mouth radix≤2/leaf, the burst size of the new little peaceful mite of Pasteur is:
Burst size (head)=548.75+50.388 * Φ
Wherein, Φ is trunk diameter, and measuring position is that butt is cm apart from ground 10cm Chu， unit.
4. according to the method described in claim 1-3 any one, it is characterized in that, described chestnut unguiculus mite is Chinese chestnut unguiculus mite.
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| CN201310565571.5A CN103621493B (en) | 2013-11-14 | 2013-11-14 | The biological control method of chestnut unguiculus mite |
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| CN201310565571.5A CN103621493B (en) | 2013-11-14 | 2013-11-14 | The biological control method of chestnut unguiculus mite |
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| CN103621493A true CN103621493A (en) | 2014-03-12 |
| CN103621493B CN103621493B (en) | 2015-12-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108738950A (en) * | 2018-07-17 | 2018-11-06 | 河北省农林科学院昌黎果树研究所 | The biological control method of random tarsonemid |
| CN108835126A (en) * | 2018-06-27 | 2018-11-20 | 四川福思达生物技术开发有限责任公司 | A kind of agricultural insecticidal composite and its application containing nicotine compound and mineral oil |
| CN113647283A (en) * | 2021-09-10 | 2021-11-16 | 潍坊学院 | Biological control method for tetranychidae vegetables |
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| CN1480046A (en) * | 2002-09-06 | 2004-03-10 | 张艳璇 | New method and usage for preventing and treating harm acarid in bamboo forest by using Amblyseium cucumeris to prey on acarid |
| CN101292648A (en) * | 2008-06-25 | 2008-10-29 | 张艳璇 | Application of wright's new Persimilis in vermin control of open type farmland, fruit, tea garden, bamboo forest |
| US20090205057A1 (en) * | 2005-12-29 | 2009-08-13 | Karel Jozef Florent Bolckmans | Mite composition comprising glycyphagidae and phytoseiid mites, use thereof, method for rearing a phytoseiid predatory mite, rearing system for rearing said phytoseiid predatory mite and methods for biological pest control on a crop |
| CN101663976A (en) * | 2009-09-25 | 2010-03-10 | 林坚贞 | Application of Typhlodromips swirskill Athias-Henriot for controlling pest mites in farmland and orchard |
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2013
- 2013-11-14 CN CN201310565571.5A patent/CN103621493B/en active Active
Patent Citations (4)
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| CN1480046A (en) * | 2002-09-06 | 2004-03-10 | 张艳璇 | New method and usage for preventing and treating harm acarid in bamboo forest by using Amblyseium cucumeris to prey on acarid |
| US20090205057A1 (en) * | 2005-12-29 | 2009-08-13 | Karel Jozef Florent Bolckmans | Mite composition comprising glycyphagidae and phytoseiid mites, use thereof, method for rearing a phytoseiid predatory mite, rearing system for rearing said phytoseiid predatory mite and methods for biological pest control on a crop |
| CN101292648A (en) * | 2008-06-25 | 2008-10-29 | 张艳璇 | Application of wright's new Persimilis in vermin control of open type farmland, fruit, tea garden, bamboo forest |
| CN101663976A (en) * | 2009-09-25 | 2010-03-10 | 林坚贞 | Application of Typhlodromips swirskill Athias-Henriot for controlling pest mites in farmland and orchard |
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| 焦蕊 等: "针叶小爪螨的研究进展", 《河北农业科学》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108835126A (en) * | 2018-06-27 | 2018-11-20 | 四川福思达生物技术开发有限责任公司 | A kind of agricultural insecticidal composite and its application containing nicotine compound and mineral oil |
| CN108738950A (en) * | 2018-07-17 | 2018-11-06 | 河北省农林科学院昌黎果树研究所 | The biological control method of random tarsonemid |
| CN113647283A (en) * | 2021-09-10 | 2021-11-16 | 潍坊学院 | Biological control method for tetranychidae vegetables |
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| CN103621493B (en) | 2015-12-02 |
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