CN109169068A - A method of it helps and moves from wheatland to corn field predator - Google Patents
A method of it helps and moves from wheatland to corn field predator Download PDFInfo
- Publication number
- CN109169068A CN109169068A CN201811173181.2A CN201811173181A CN109169068A CN 109169068 A CN109169068 A CN 109169068A CN 201811173181 A CN201811173181 A CN 201811173181A CN 109169068 A CN109169068 A CN 109169068A
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- corn
- cnidium monnieri
- wheat
- wheatland
- field
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
Abstract
The invention belongs to agricultural pests technical field of biological control, and in particular to a method of it helps and moves from wheatland to corn field predator.It is described to help the method moved from wheatland to corn field predacious natural enemy, by bringing realization in Wheat Maize Rotation field border planting cnidium monnieri, the wheat belt line number and cnidium monnieri band line number ratio be 40-80:1 or corn belt line number and cnidium monnieri band line number ratio be 15-45:1, the wheat belt, corn belt and cnidium monnieri band are uniform, the wheat belt line-spacing is 18-25cm, the corn belt line-spacing is 50-70cm, and the cnidium monnieri band line-spacing is 33-40 centimetres.It is of the invention help move from wheatland to the method for corn field predator efficiently, it is easy, can realize and increase income for peasant, and the seed of frutus cnidii will not interfere the growth of crop in farmland in diffusive transport to farmland, highly-safe.
Description
Technical field
The invention belongs to agricultural pests technical field of biological control, and in particular to one kind is helped to move and be preyed on from wheatland to corn field
The method of property natural enemy.
Background technique
At present agriculturally to the prevention and treatment of pest, chemical prevention is largely also relied on, and a large amount of useization of chemical prevention
Medicine of learning to farm results in three significant problems: pest resistance to insecticide rising, pest resurgence, the excessive pesticide residues in grain, farmland
The Natural regulation ability of itself seriously reduces.Biological control prevents pest by using Biocontrol microorganism, natural enemy insect etc.
It controls to reduce chemical pesticide use, but passes by biological control mainly using crop habitat as core, using physics, chemistry and life
A variety of methods of object control pest, it is few using plantation function plant (ridge weeds, the woods, water channel around farmland,
Fallow ground, wattled wall etc.) method realize control of insect, natural enemy self-restraint with bio-diversity maintain.Wheat Maize Rotation is China
The maximum crop planting model of North China's cultivated area, and under the background of China's intensive agriculture, non-work beside the crop fields
The ratio and area in object habitat are gradually reduced and have acceleration downward trend, this makes after wheat harvest and before emergence of corn, wheat
Natural enemy shortage in field inhabites plant and food source, its type and quantity is caused to decline rapidly, and then is transferred to corn or other works
The function wretched insufficiency of pest controlling is carried out on object.And at present in North China of China, help the technology for moving " wheat-jade " predator
It does not have been reported that also.
Summary of the invention
This patent in view of the deficiencies of the prior art, provides a kind of side for helping and moving from wheatland to corn field predator
On the one hand method has given full play to the pest controlling ability of farmland ecosystem itself, and then has reduced the use of chemical pesticide, reduce grain
In persticide residue, provided safeguard for food safety.It on the other hand is that peasant's realization increases income.
To achieve the above object, the technical scheme adopted by the invention is as follows: (claim)
A method of it helps and moves from wheatland to corn field predator, the predation from wheatland to corn field is conserved by frutus cnidii
Property natural enemy is realized.
It is above-mentioned to help the method moved from wheatland to corn field predacious natural enemy, by Wheat Maize Rotation field border planting cnidium monnieri
Bring realization, the wheat belt line number and cnidium monnieri band line number ratio be 40-80:1 or corn belt line number with cnidium monnieri is with line number ratio
15-30:1, the wheat belt, corn belt and cnidium monnieri band are uniform, and the wheat belt line-spacing is 18-25cm, the corn belt line-spacing
For 50-70cm, the cnidium monnieri band line-spacing is 33-40 centimetres.If cnidium monnieri edge bandwidth is too wide, the kind of wheat or corn is not achieved
Yield is planted, if cnidium monnieri edge bandwidth is too narrow, the natural enemy amount that can be stored on cnidium monnieri is too small, protective effect and corn to natural enemy
Or the pest controlling ability of other pest on crop is limited.
Preferably, the cnidium monnieri band plantation line number is 3-12 row.
Preferably, the wheat is winter wheat, and the corn is summer corn.In order to protect wheatland nature day as much as possible
Enemy, wheat paddock can apply fungicide, herbicide, not use or use less insecticide as far as possible.Since cnidium monnieri is dicotyledon,
Therefore the wheatland herbicide spraying trends of the times are essential select calm weather spray when, it must also be noted that not by pesticide drift to snake when operation
On bed, in order to avoid cause phytotoxicity.In order to protect wheatland natural enemy as much as possible, corn field can apply fungicide, herbicide, to the greatest extent
Amount does not use or uses less insecticide.Since cnidium monnieri is dicotyledon, select the wheatland herbicide spraying trends of the times are essential
When calm weather spray, when operation it must also be noted that not by pesticide drift to cnidium monnieri, in order to avoid cause phytotoxicity.
Preferably, the frutus cnidii and the sowing of winter wheat same time, summer corn 7-10 after local winter wheat harvests
In a few days sow.
Preferably, the implantation methods of the cnidium monnieri are as follows: (1) before sowing, first ground is flattened, uses creeper after furrow mass dryness fraction is suitable for
Hug flat surface dust;(2) when cnidium monnieri is planted, 1-2 centimetres of shallow ridges is opened, by seed uniform broadcasting in ditch, then hugs flat watering;Cnidium monnieri
Winter freezes water and spring water of turning green and pours simultaneously with wheat.Cnidium monnieri is grown quickly, and First Year plantation does not have to fertilize, in order to avoid fall
Volt.
The cnidium monnieri is a kind of Chinese medicinal herbs, has important medicinal economic value.Cnidium monnieri scientific name isCnidium monnieri(L.) Cuss., also known as wild fennel, cicely, belong to Umbelliferae, Cnidium Cusson annual herb plant, in North China agriculture
It can all be grown on the ridge in field and under poplar forest.Caste on field investigation cnidium monnieri finds no and endangers wheat, corn
Pest.
Beneficial effect
(1) cnidium monnieri such as can store and maintain ladybug, wasp fly after wheat harvest at a large amount of predator populations, to help it from wheat
Field is transferred to corn field or other the crop fields, to further realize pest controlling, greatly reduces the investment of manpower and material resources.
(2) after wheat is moved away close to yellow maturity wheat aphid, cnidium monnieri is in full-bloom stage, and pollen can come for wheatland transfer
Ladybug and a large amount of predators such as wasp fly substitution foods are provided, and cnidium monnieri flower withers after emergence of corn, big on cnidium monnieri
The natural enemy of amount is transferred to corn field and carries out ecological pest controlling.Ladybug, the food that wheatland transfer comes can be conserved after harvesting wheat, on cnidium monnieri
A large amount of predators such as aphid fly, after having a very strong protective effect, emergence of corn to 2-4 piece that leaf is unfolded natural enemy, cnidium monnieri
3-4 times that the ladybug quantity on corresponding corn is blank control is handled, corn field or other the crop fields controls after being
Make more pests.(3) it is of the invention help move from wheatland to the method for corn field predator efficiently, it is easy, can be peasant
Realization increases income, and the seed of frutus cnidii will not interfere the growth of crop in farmland in diffusive transport to farmland, highly-safe.
Detailed description of the invention
Fig. 1 is the population dynamic of Siphonophora predacious natural enemy on cnidium monnieri;
Fig. 2 is the population dynamic of wasp fly class predacious natural enemy on cnidium monnieri;
Fig. 3 is the population dynamic of cnidium monnieri processing group corn cell Siphonophora natural enemy corresponding with control group.
Specific embodiment:
Below by embodiment, the present invention will be further elaborated, and following the description is only for explaining the present invention, not to it
Content is defined.
It is above-mentioned to help the method moved from wheatland to corn field predacious natural enemy, by Wheat Maize Rotation field border planting cnidium monnieri
Bring realization, the wheat belt line number and cnidium monnieri band line number ratio be 40-80:1 or corn belt line number with cnidium monnieri is with line number ratio
15-30:1, the wheat belt, corn belt and cnidium monnieri band are uniform, and the wheat belt line-spacing is 18-25cm, the corn belt line-spacing
For 50-70cm, the cnidium monnieri band line-spacing is 33-40 centimetres.If cnidium monnieri edge bandwidth is too wide, the kind of wheat or corn is not achieved
Yield is planted, if cnidium monnieri edge bandwidth is too narrow, the natural enemy amount that can be stored on cnidium monnieri is too small, protective effect and corn to natural enemy
Or the pest controlling ability of other pest on crop is limited.
Preferably, the cnidium monnieri band plantation line number is 3-12 row.
Embodiment 1
A method of it helps and moves from wheatland to corn field predator, wheat line number is 40, and the line number of frutus cnidii is 1, corn
Line number be 16 rows, the line-spacings such as described wheat belt plantation, line-spacing 20cm, the line-spacings such as described corn belt plantation, line-spacing 50cm.
The wheat is winter wheat, and the corn is summer corn
Embodiment 2
A method of it helps and moves from wheatland to corn field predator, wheat line number is 160, and the line number of frutus cnidii is 2, corn
Line number be 80 rows, the cnidium monnieri line space be 40cm, the line-spacings such as described wheat belt plantation, line-spacing 25cm, the corn belt
Equal line-spacings plantation, line-spacing 50cm.The wheat is winter wheat, and the corn is summer corn
Embodiment 3
A method of it helps and moves from wheatland to corn field predator, wheat line number is 180, and the line number of frutus cnidii is 3, corn
Line number be 54 rows, the cnidium monnieri line space be 33cm, the line-spacings such as described wheat belt plantation, line-spacing 21cm, the corn belt
Equal line-spacings plantation, line-spacing 70cm.The wheat is winter wheat, and the corn is summer corn
Experimental example:
Select two pieces of Wheat Maize wheels as consistent as possible such as topography flat, illumination is sufficient, soil physico-chemical property, field management
It tills land, 3 row cnidium monnieri test blocks of plantation are set at field edge respectively and do not plant the vacant lot of cnidium monnieri as check plot, wheat line number is
180, the line number of corn is 54 rows, and the cnidium monnieri line space is 33cm, the plantation of the line-spacings such as described wheat belt, line-spacing 21cm, institute
State the plantation of the line-spacings such as corn belt, line-spacing 70cm.
Natural enemy type and quantity on wheatland later period cnidium monnieri are investigated, most critical is investigated on cnidium monnieri one day after before wheat harvest with wheat harvest
Natural Enemies and quantity, after harvesting wheat before emergence of corn, investigate the Natural Enemies and quantity on cnidium monnieri, after emergence of corn,
Corn and Natural Enemies and quantity on cnidium monnieri are investigated, see attached drawing 1, attached drawing 2 and attached drawing 3 respectively.
It can be seen that compared with investigating (T3) for the first time before harvesting wheat, first after harvesting wheat from Fig. 1 and Fig. 2
Secondary (day) (T4) investigation, grandis adults class and wasp fly on cnidium monnieri are at insects predator abruptly increase, and grandis adults amount is from flat
Equal hundred plants 51 rise to 153, increase by 2 times, and wasp fly adult amount rises to 50 from average hundred plants 13, increase by 4 times, by
This is it could be speculated that a large amount of predatism adult natural enemies of wheatland have been transferred on cnidium monnieri.Wasp fly is transferred on cnidium monnieri at insects natural enemy
Afterwards, just close to being transferred in other habitats when the 9th investigation (T9), thus cnidium monnieri is that wasp fly mentions at insects natural enemy
Prolonged " sanctuary " is supplied.(day) (T4) is investigated to the 7th tune grandis adults class natural enemy for the first time after harvesting wheat
Looking into (leaf is unfolded in T7, corn 1-2 piece) is in always rapid increase trend, and hundred plants of grandis adults amounts are close to 400.Cnidium monnieri is bloomed, and is
Predator provides substitution food, extends the service life of natural enemy, while providing its habitat inhabited, is indicated above cnidium monnieri to wooden dipper
Insects and wasp fly class natural enemy populations have maintenance and a protective effect well after wheat harvest before emergence of corn.
It can be seen that from Fig. 2 and Fig. 3 from the 8th investigation (leaf is unfolded in T8, corn 3-4 piece) to the tenth investigation (T10),
Siphonophora natural enemy on cnidium monnieri gradually decreases to realize complete transfer, and the natural enemy on corn gradually increases and cnidium monnieri processing corresponds to
Corn on ladybug amount be significantly higher than blank control, thus illustrate that Siphonophora natural enemy is gradually transferred to milpa on cnidium monnieri, makes
It successfully realizes from wheat paddock and is transferred to corn field, continues ecological pest controlling.According to experimental result, the present invention is small
Wheat-Corn Rotation System field field border planting Chinese herbal medicine cnidium monnieri, cnidium monnieri are bloomed, and substitution food are provided for predator, to extend
Its service life, while and providing its habitat inhabited, protect Siphonophora natural enemy well and successfully realizing wheatland to jade
The transfer in rice field, to realize ecological pest controlling to the pest on corn and other crops.
Claims (6)
1. a kind of help the method moved from wheatland to corn field predator, which is characterized in that conserved by frutus cnidii from wheatland
It is realized to the predator of corn field.
2. according to claim 1 help the method moved from wheatland to corn field predacious natural enemy, which is characterized in that by small
Wheat-Corn Rotation System field border planting cnidium monnieri brings realization, and the wheat belt line number and cnidium monnieri band line number ratio are 40-80:1 or corn belt
Line number and cnidium monnieri band line number ratio are 15-45:1, and the wheat belt, corn belt and cnidium monnieri band are uniform, and the wheat belt line-spacing is 18-
25cm, the corn belt line-spacing are 50-70cm, and the cnidium monnieri band line-spacing is 33-40 centimetres.
3. according to claim 2 help the method moved from wheatland to corn field predacious natural enemy, which is characterized in that the wheat
For winter wheat, the corn is summer corn.
4. according to claim 2 help the method moved from wheatland to corn field predacious natural enemy, which is characterized in that the cnidium monnieri
Band plantation line number is 3-12 row.
5. according to claim 2 help the method moved from wheatland to corn field predacious natural enemy, which is characterized in that the cnidium monnieri
Son and the sowing of winter wheat same time, summer corn sowing in 7-10 days after local winter wheat harvests.
6. according to claim 2 help the method moved from wheatland to corn field predacious natural enemy, which is characterized in that the cnidium monnieri
Implantation methods are as follows: (1) before sowing, first ground is flattened, with creeper hugs flat surface dust after furrow mass dryness fraction is suitable for;
(2) when cnidium monnieri is planted, 1-2 centimetres of shallow ridges is opened, by seed uniform broadcasting in ditch, then hugs flat watering.
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CN2018111357114 | 2018-09-28 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111201969A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in spring corn field to control pests and application |
CN111201975A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and plant combination for increasing natural enemies in northeast single-season rice field to control pests and application |
CN111201970A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in spring wheat field to control pests and application |
CN111201979A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and plant combination for increasing natural enemies in wheat and bean rotation field to control pests and application |
CN111201973A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in rice and wheat rotation field and controlling pests and application |
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CN111201972A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in paddy oil tanker field and controlling pests and application |
CN111201980A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and plant combination for increasing natural enemies in crop rotation field of semen phaseoli radiati to control pests and application |
CN111201968A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in corncob rotation field and controlling pests and application |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111201969A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in spring corn field to control pests and application |
CN111201975A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and plant combination for increasing natural enemies in northeast single-season rice field to control pests and application |
CN111201970A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in spring wheat field to control pests and application |
CN111201979A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and plant combination for increasing natural enemies in wheat and bean rotation field to control pests and application |
CN111201973A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in rice and wheat rotation field and controlling pests and application |
CN111201974A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in double-cropping rice field in China to control pests and application |
CN111201972A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in paddy oil tanker field and controlling pests and application |
CN111201980A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and plant combination for increasing natural enemies in crop rotation field of semen phaseoli radiati to control pests and application |
CN111201968A (en) * | 2020-03-18 | 2020-05-29 | 农业农村部环境保护科研监测所 | Flower and grass combination for increasing natural enemies in corncob rotation field and controlling pests and application |
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