CN109348941A - A method of prevention and treatment loquat blossom rot - Google Patents
A method of prevention and treatment loquat blossom rot Download PDFInfo
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- CN109348941A CN109348941A CN201811524951.3A CN201811524951A CN109348941A CN 109348941 A CN109348941 A CN 109348941A CN 201811524951 A CN201811524951 A CN 201811524951A CN 109348941 A CN109348941 A CN 109348941A
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- wettable powder
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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
- A01G13/00—Protecting plants
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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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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- General Health & Medical Sciences (AREA)
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Abstract
The present invention provides a kind of methods for preventing and treating loquat flower spike rot disease, are related to loquat technical field of cultivation.It the described method comprises the following steps: 1) in the bud stage at the beginning of late September to 10 months, spraying 45% lime sulfur or spray 80% mancozeb wettable powder or 75% Bravo wettable powder；2) in the full blossom latter stage of late November to December, 30% difenoconazole or 50% captan wettable powder；3) it is thanked at the beginning of 1 month in December after spending, sprays 50% iprodione wettable powder of quality or 40% pyrimethanil wettable powder；4) in 2 months early and middle ten days of second year, 30% difenoconazole or 80% Tebuconazole wettable powder are sprayed.Using the solution of the present invention, into late March after fruit ear be in yellow, 95% loquat fringe health is disease-free, and freeze injury also mitigates significantly, and average every fringe is beared fruit number 6~8, reaches high yield.
Description
Technical field
The invention belongs to loquat technical field of cultivation, and in particular to a method of prevention and treatment loquat blossom rot.
Background technique
Loquat is south China specialty evergreen fruit trees, and the autumn sprouts coltsfoot, and the spring ripens in summer in fact, unique seasonal pathogens,exopathogens in all kinds of fruits.Loquat
Fruit not only juice multi-flavor sweet tea, delicious flavour, full of nutrition, nourishes and other effects there are also promoting production of body fluid and nourishing the lung, heat-clearing stomach invigorating, diuresis, it is deep by
The majority of consumers like.Loquat has become some southern area featured agricultures such as current Zhejiang and the main fruit trees of profitable agriculture are made
Species play a significant role in recreational tourism picking.
Loquat autumn and winter flowering fruit, florescence from October to next year 2 months, the florescence was up to 4~5 months.In north such as Zhejiang, Jiangsu
Open White Pulp Loquat flower in 10~November is usually known as headdress flower, is known as by the end of November to open flower in December by subtropical zone
Lonicera Japonica, the flower opened at 1~2 month are known as three flowers.Since the loquat florescence is long, duration of flowering often meets overcast and rainy and strong microthermal climate, makes Pi
Rake flower spike is easily invaded and susceptible by germ, causes that frost resistance is poor, fruit-setting rate declines.Common loquat florescence disease has cob brown
Blight and flower spike rot disease.Spike-stalk Brown Spot usually occurs in the headdress flower of high temperature and humidity and the evening of greenhouse facility are spent, usual 10,
November or morbidity in March (greenhouse), susceptible rear floral axis browning, bud dry up and fall off.Late November~2 month occur for flower spike rot disease,
Fall ill after being usually subjected to frost, botrytis cinerea fast-growth is bred on petal of enduring cold, in serious entire flower spike the mould of raw black,
Make to spend susceptible withered and be unable to normal development, causes fruit-setting rate to decline, set the infection of 80% or more flower spike when serious entirely, cause absolutely
It receives.Therefore, the key that flower spike disease has become the cultivation success or not of north subtropical area loquat how is prevented and treated.
Summary of the invention
In view of this, significantly improving healthy nothing the purpose of the present invention is to provide a kind of method for preventing and treating loquat blossom rot
Sick flower spike quantity and average every fringe are beared fruit number, while also mitigating freeze injury occurrence probability significantly.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of methods for preventing and treating loquat blossom rot, comprising the following steps: 1) at the beginning of late September to 10 months
Bud stage, spray 100~300 times of liquid or 80% Mancozeb wettable powder that mass concentration is respectively as follows: 45% lime sulfur
800~1000 times of liquid of agent or mass concentration are 800~1000 times of liquid of 75% Bravo wettable powder；2) late November extremely
The full blossom latter stage in December sprays 5000~6000 times of liquid or 50% captan that mass concentration is respectively as follows: 30% difenoconazole
600-800 times of liquid of wettable powder；3) it is thanked at the beginning of late December to 1 month after spending, sprays mass concentration and be respectively as follows: 50% iprodione
1000~1500 times of liquid of wettable powder or 800~1000 times of liquid of 40% pyrimethanil wettable powder；4) at second year 2 months
Early and middle ten days spray 5000~6000 times or 80% Tebuconazole wettable powder that mass concentration is respectively as follows: 30% difenoconazole
4000~5000 times of liquid.
It preferably, further include dredging fringe and trimming before being sprayed described in step 1).
Preferably, the step 1) amount sprayed is 80~120kg/ mus.
It preferably, further include applying to spend preceding organic fertilizer and Qing Yuan, the applied amount for spending preceding organic fertilizer is before described spray
40~60kg/ plants.
Preferably, step 2), step 3) and step 4) amount sprayed are 80~120kg/ mus.
The present invention provides a kind of method for preventing and treating loquat blossom rot, specific aim is killed using 4 chemical therapeutic regimens, collection
Bacterium, prevention and treatment are integrated, and collaboration continuous application can complete prevention and control loquat flower spike disease.In embodiments of the present invention, it carries out
The Loquat Garden of four specific aim medication chemical prevention schemes, into late March after fruit ear be in yellow, 95% loquat fringe health nothing
Disease, freeze injury also mitigate significantly, and average every fringe is beared fruit number 6~8, reach high yield.And the Loquat Garden prevented and treated 1~2 time or do not prevented and treated
It is susceptible to generally reach 50~80% flower spikes, average every fringe is beared fruit number 1~3 or less, it is difficult to obtain economic flow rate.
Detailed description of the invention
Fig. 1 is loquat flower spike developmental state in the embodiment of the present invention 1；
Fig. 2 is loquat flower spike developmental state in comparative example 1 of the present invention；
Fig. 3 is loquat flower spike developmental state in the embodiment of the present invention 2；
Fig. 4 is loquat flower spike developmental state in comparative example 2 of the present invention.
Specific embodiment
The present invention provides a kind of methods for preventing and treating loquat blossom rot, comprising the following steps: 1) at the beginning of late September to 10 months
Bud stage, spray 100~300 times of liquid or or 80% Mancozeb wettable that mass concentration is respectively as follows: 45% lime sulfur
800~1000 times of liquid of 800~1000 times of liquid of pulvis or 75% Bravo wettable powder；2) in the Sheng of late November to December
Latter stage is spent, 5000~6000 times of liquid or 50% captan wettable powder that mass concentration is respectively as follows: 30% difenoconazole are sprayed
600-800 times of liquid of agent；3) it is thanked at the beginning of late December to 1 month after spending, sprays mass concentration and be respectively as follows: 50% iprodione wettable powder
1000~1500 times of liquid of agent or 800~1000 times of liquid of 40% pyrimethanil wettable powder；4) in 2 months early and middle ten days of second year,
Spray mass concentration be respectively as follows: 5000~6000 times of 30% difenoconazole or 80% Tebuconazole wettable powder 4000~
5000 times of liquid.
In the method for prevention and treatment loquat blossom rot of the present invention, it is dense to spray quality for bud stage at the beginning of late September to 10 months
Degree be respectively as follows: 45% lime sulfur 800~1000 times of liquid of 100~300 times of liquid or 80% mancozeb wettable powder or
800~1000 times of liquid of 75% Bravo wettable powder.It is of the present invention to spray preferably in combination with thin fringe and trimming, it is set entirely
It sprays and sterilizes with full garden.Thin fringe of the present invention preferably removes small and weak or morning at florescence flower spike, two, three batches for can keeping away jelly with benefit
Flower growth and development.Small and weak flower spike, early flower spike and sick branch, dense branches, crossing branch, parallel branch are preferably wiped out in trimming of the present invention
And the perennial branch of orchard ventilation and penetrating light is influenced, by trimming ventilation and penetrating light, reduce humidity.The present invention combine dredge fringe and trim into
Row sprays fungicide, can prevent trimming stomatosis bacterium from entering.The amount of the present invention sprayed is preferably 80~120kg/ mus, more preferably
It is 90~110kg/ mus, most preferably 100kg/ mus.The present invention before described spray, it is also preferable to include apply spend before organic fertilizer and clear
Garden, the applied amount for spending preceding organic fertilizer is preferably 40~60kg/ plants, more preferably 45~55kg/ plants, most preferably 50kg/
Strain.Clear garden of the present invention preferably by the dead leaf cleaned up, withered flower, deadwood and disease fruit carry out it is buried burn, to reduce disease
Source.The present invention preferably sprays once sterilizing agent on ground behind the clear garden, carries out ground sterilization, the disinfectant is preferably 150
~300 times of mass concentration is 45% crystalline lime sulfur mixture, and the amount of spraying of the disinfectant is preferably 80~120kg/ mus.This hair
Bright is respectively 45% lime sulfur, 80% mancozeb wettable powder and 75% Bravo wettable powder to the mass concentration
There is no particular determinations in the source of agent, utilize the conventional commercial product of this field.
The present invention sprays mass concentration and is respectively as follows: 30% difenoconazole in the full blossom latter stage of late November to December
5000~6000 times of liquid or 50% 600-800 times of liquid of captan wettable powder.Of the present invention spray preferably is dropped in long-time
It is carried out after rain or before frost arriving, mainly plays prevention effect.The amount of the present invention sprayed is preferably that flower spike is dripped, more excellent
It is selected as 80~120kg/ mus, most preferably 100kg/ mus.The present invention is within the florescence of loquat, and preferably orchard digs trenches to drain the water away, reduces
Humidity will dig trenches to drain the water away in time in entire winter, especially low-lying land Loquat Garden, to prevent orchard ponding, increase humidity and disease
Bacterium breeding.The present invention to the mass concentration be respectively 30% difenoconazole or 50% captan wettable powder source not
There is particular determination, utilizes the conventional commercial product of this field.
The present invention thanks at the beginning of late December to 1 month spend after, spray mass concentration and be respectively as follows: 50% iprodione wettable powder
1000~1500 times of liquid or 40% pyrimethanil wettable powder 800~1000 times of liquid.It is of the present invention thank spend after be to spend corruption
Sick early period of origination, described spray mainly play preventive and therapeutic action.The amount of the present invention sprayed is preferably until flower spike is dripped,
More preferably 80~120kg/ mus, most preferably 100kg/ mus.The present invention is respectively 50% iprodione to the mass concentration can
There is no particular determinations in the source of wet powder and 40% pyrimethanil wettable powder, are using the conventional commercial product of this field
It can.
The present invention sprays mass concentration is respectively as follows: 30% difenoconazole 5000~6000 in 2 months early and middle ten days of second year
Times or 80% Tebuconazole wettable powder 4000~5000 times of liquid.Period of the present invention is blossom rot outbreak period, the spray
It imposes based on therapeutic effect.The amount of the present invention sprayed is preferably more preferably 80~120kg/ mus until flower spike is dripped, most
Preferably 100kg/ mus.The present invention is respectively 30% difenoconazole and 80% Tebuconazole wettable powder to the mass concentration
There is no particular determinations in source, utilize the conventional commercial product of this field.
It is described in detail below with reference to method of the embodiment to prevention and treatment loquat blossom rot provided by the invention, but not
They can be interpreted as limiting the scope of the present invention.
Embodiment 1
' soft white sand ' Loquat Garden, first time medication is in 45% lime sulfur of the bud stage at the beginning of 10 months with being located in mountain valley
200 times of liquid medicaments are crystallized, are sterilized by 100kg/ mus of the full tree of amount sprinkling and ground.
Spray 30% difenoconazole 5000 of Mancozeb prevents and treats again before 11, frost arrives below the moon for the second time,
It is sprayed onto until flower spike drips.
Third time is to be sprayed onto after first snow in January freezes with 1000 times of 50% wettable powder of iprodione prevention and treatments until flower spike drips.
4th early Febuary spray, 80% Tebuconazole, 4000 times of liquid are prevented and treated, and are sprayed onto until flower spike drips.
It sets flower spike rot disease after medication entirely a situation arises as shown in Figure 1, blossom rot incidence drops to 2%, hardly happen.
Comparative example 1
With being located in mountain valley ' soft white sand ' Loquat Garden in addition to not spraying four drugs, remaining operation with documents 1
Identical, a situation arises for loquat flower spike rot disease as shown in Fig. 2, incidence is 80% or so.
Embodiment 2
In ' Ninghai the is white ' Loquat Garden for being located in bottom of slope, bud stage of the first time medication under September can with 80% Mancozeb
800 times of liquid medicaments of wet powder include that ground is sterilized by 100kg/ mus of the full tree of amount sprinkling.
Second pre- in 50% captan wettable powder of the preceding spray of first frost in December arriving, 800 times of liquid wettable powders progress
It is anti-, it is sprayed onto until flower spike drips.
Third time was prevented and treated after snow jelly with 1000 times of 40% wettable powder of pyrimethanil on January.
4th mid-February of spray, 30% difenoconazole, 5000 times of wettable powders are prevented and treated, be sprayed onto flower spike drip for
Only.
Setting flower spike rot disease after medication entirely, a situation arises as shown in figure 3, dropping within 5%.
Comparative example 2
In ' Ninghai the is white ' Loquat Garden for being located in bottom of slope in addition to not spraying four drugs, remaining operation with 1 phase of documents
Together, a situation arises as shown in figure 4, incidence is 70~80% or so for loquat flower spike rot disease.
The present invention provides a kind of methods for preventing and treating loquat blossom rot, using the solution of the present invention, into late March consequence
Fringe is in yellow, and 95% loquat fringe health is disease-free, and freeze injury also mitigates significantly, and average every fringe is beared fruit several 6-8, reaches high yield.And prevent
It controls 1-2 times or the Loquat Garden do not prevented and treated generally reaches that 50-80% flower spike is susceptible, and average every fringe is beared fruit several 1-3 or less, it is difficult to be obtained
Obtain economic flow rate.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (5)
1. a kind of method for preventing and treating loquat blossom rot, which comprises the following steps: 1) at the beginning of late September to 10 months
Bud stage sprays 100~300 times of liquid or 80% mancozeb wettable powder that mass concentration is respectively as follows: 45% lime sulfur
800~1000 times of liquid of 800~1000 times of liquid or 75% Bravo wettable powder；2) at the full blossom end of late November to December
Phase sprays 5000~6000 times of liquid or 50% captan wettable powder that mass concentration is respectively as follows: 30% difenoconazole
600-800 times of liquid；3) it is thanked at the beginning of late December to 1 month after spending, sprays mass concentration and be respectively as follows: 50% iprodione wettable powder
1000~1500 times of liquid or 40% pyrimethanil wettable powder 800~1000 times of liquid；4) in 2 months early and middle ten days of second year, spray
Apply mass concentration be respectively as follows: 5000~6000 times of 30% difenoconazole or 80% Tebuconazole wettable powder 4000~
5000 times of liquid.
2. method according to claim 1, which is characterized in that further include dredging fringe and trimming before being sprayed described in step 1).
3. method according to claim 1 or claim 2, which is characterized in that the step 1) amount sprayed is 80~120kg/ mus.
4. method according to claim 3, which is characterized in that it further include applying to spend preceding organic fertilizer and Qing Yuan before described spray,
The applied amount for spending preceding organic fertilizer is 40~60kg/ plants.
5. method according to claim 1, which is characterized in that step 2), step 3) and step 4) amount sprayed are 80
~120kg/ mus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811524951.3A CN109348941A (en) | 2018-12-13 | 2018-12-13 | A method of prevention and treatment loquat blossom rot |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811524951.3A CN109348941A (en) | 2018-12-13 | 2018-12-13 | A method of prevention and treatment loquat blossom rot |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111955268A (en) * | 2020-09-06 | 2020-11-20 | 绿色田园(衡阳)农业发展有限公司 | Loquat disease and insect pest control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111955268A (en) * | 2020-09-06 | 2020-11-20 | 绿色田园(衡阳)农业发展有限公司 | Loquat disease and insect pest control method |
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Application publication date: 20190219 |