CN103404349A - Cultivation method for dwarf potted rixianggui (variety of sweet-scented osmanthus) - Google Patents
Cultivation method for dwarf potted rixianggui (variety of sweet-scented osmanthus) Download PDFInfo
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- CN103404349A CN103404349A CN2013103522738A CN201310352273A CN103404349A CN 103404349 A CN103404349 A CN 103404349A CN 2013103522738 A CN2013103522738 A CN 2013103522738A CN 201310352273 A CN201310352273 A CN 201310352273A CN 103404349 A CN103404349 A CN 103404349A
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- QGHREAKMXXNCOA-UHFFFAOYSA-N thiophanate-methyl Chemical group COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC QGHREAKMXXNCOA-UHFFFAOYSA-N 0.000 claims description 9
- 230000008030 elimination Effects 0.000 claims description 8
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Abstract
The invention relates to a cultivation method for dwarf potted rixianggui (a variety of sweet-scented osmanthus). Along with urbanization development and construction of high-rise buildings, residents in buildings have increasing requirements on beautiful, easy-cultivation and outstanding potted flowers and plants cultivated in rooms for ornamentation, while currently, potted sweet-scented osmanthus is less in supply and short in flowering phase, so that development of pot culture of sweet-scented osmanthus is necessary. By means of the cultivation method for dwarf potted rixianggui, indoor pot culture and enjoying of rixianggui can be achieved, flowering phase is remarkably prolonged, and ornamental value and economic value of the rixianggui are greatly improved. The cultivation method for dwarf potted rixianggui comprises the following steps: cutting propagation, seedling transplant, nursery stock cutting and nursery stock potting.
Description
Technical field
The present invention relates to a kind of dwarfing culture method of flowers, specifically, relate to the cultivation method in potted plant day fragrant osmanthus of a kind of dwarf-type.
Background technology
Sweet osmanthus is the traditional ten large famous flowers of China, and day fragrant osmanthus is again rare kind wherein, with luxuriant foliage and spreading branches in leafy profusion, the florescence long, the flower amount is large, blooms continuous throughout the year, and the florescence can reach more than 260 days.The length at its florescence is peerless in flowers.Domestic research to sweet osmanthus mainly concentrates on variety source investigation classification and estimates, and breeds the aspect such as application, and pattern is also planted in its cultivation with being confined to, and it is low that product marketization is developed degree.Along with Development of Urbanization, high building stands in great numbers, the housing-group resident grows with each passing day to the demand of appreciating in indoor growing basin to good-looking, good that support, famous-brand and high-quality flower transplantation, but the potted plant product supply of sweet osmanthus at present seldom, the florescence is shorter, the development of sweet osmanthus pot culture technology is imperative.Domestic most osmanthus cultivars be take the ground cultivation as main, and after the general growth for many years of nursery stock, plant is tall and big, is difficult to adapt to potted plant, and the florescence shortlyer only blooms in the fall simultaneously, is difficult to meet the growing potted plant consumption as annual flower grass, the more difficult requirement that reaches outlet.Therefore, research day fragrant osmanthus pot culturing and dwarfing technology, to promoting the integral production management level of domestic gardening industry, enlarge the range of application of sweet osmanthus, expands internal and international consumption market and have profound significance.
Summary of the invention
The present invention is directed to the problem that prior art exists, the cultivation method in potted plant day fragrant osmanthus of a kind of dwarf-type is provided, realized that the indoor pot in day fragrant osmanthus is viewed and admired, and made the florescence significant prolongation, greatly improved ornamental value and the economic worth in day fragrant osmanthus.
For realizing purpose of the present invention, the technical scheme of employing is:
The cultivation method in potted plant day fragrant osmanthus of a kind of dwarf-type, this cultivation method comprises following sequential steps, cottage propagation, seedling is transplanted, the nursery stock cutting strunk, basin on nursery stock:
(1) cottage propagation: at first prepare slotting machine, the healthy plant that maternal plant is selected robust growth, gives birth to without damage by disease and insect 3-6, cuttings take from the tree crown middle and upper part, on the sunny side, the current growth stalwartness is without the semi-lignified branch of damage by disease and insect; Cuttage is selected in May to June, cuttage before at 10 o'clock in the morning, after at 3 o'clock in afternoon or the cloudy day carry out, after cuttage completes, with plastic film, slotting machine is hidden, carry out water and fertilizer management, control temperature and humidity;
(2) seedling is transplanted: the seedling of cuttage removes shade October, the 3-4 month in next year transplants in the nursery, land for growing field crops during with cloudy day or cloudy weather, ground moistening, select sunny, draining is good, soil layer is deep, the subacidity sand soil that is rich in humus is as cultivating garden soil, cultivates garden soil PH5.5-6.5; After planting, management comprises and weeds with a hoe water and fertilizer management, pruning, and prevention and elimination of disease and pests;
(3) nursery stock cutting strunk: cuttage seeding open country implanting and cultivating, after 3 years, when the nursery stock leading thread reaches 2-3cm, can carry out cutting strunk, and the nursery stock cutting strunk is divided and carried out for three times: cutting strunk for the first time: at the beginning of by the end of February to 3 month, only stay trunk 20-30cm; Cutting strunk for the second time: in May, when the branch of extracting out after cutting strunk for the first time grows 6 leaves, extract terminal bud, inspire lateral bud, each branch can divide and bears 2 branches like this; Cutting strunk for the third time: in August, extract terminal bud when the branch of cutting strunk grows 6 leaves more for the second time, inspire lateral bud;
(4) basin on nursery stock:
The dress pot transplanting: at the beginning of by the end of August-9 months, select robust growth, a day fragrant osmanthus plant that ornamental value is high to fill basin, the basin device is selected glaze basin, boccaro basin or plastic basin, can not potted plant greatly little strain; First with tile, the basin bottom outlet hole is covered, and, coated with a small amount of rough sand, then in container, fill 1/3 matrix, nursery stock is put in the middle of container, add that the matrix pier is real, matrix is apart from vessel port 1.0cm, matrix, according to garden mould and the humus soil proportional arrangement of 1: 1, is watered permeable after upper basin; Be placed in plastic tunnel, temperature of shed is controlled at 20 ℃ of left and right;
Potted plant management: in line with " do not do and do not water, water the principle irrigated ", basin soil can not be crossed wet or ponding; During shoot growth, application in time, the potassium dihydrogen phosphate with 0.3% carries out top dressing; The part branch that affects appreciation effect is pruned; Pest control method adopts 8% abamectin emulsifiable concentrate 4000-6000 times liquid or 1500-2000 times of liquid of 5% flufenoxuron missible oil, and 10-15 days insect pest initial stage sprayed once, sprayed altogether 2～3 times.
Further, slotting machine be chosen in leeward, on the sunny side, land readjustment, topsoil be plump, the acidity or the subacidity yellow earth ground that are beneficial to draining; While preparing slotting machine, be laid on bed surface by rice hull ash, make wide 120cm, the slotting machine of high 20cm, between two, establish the drain ditch of wide 30cm, dark 20cm, around slotting garden, establish simultaneously a wide 40cm, the annular drainage ditch of dark 30cm, carries out disinfection to slotting machine before cuttage, with 600 times of liquid of 70% thiophanate methyl wetting powder or 500 times of liquid sprays of 50% carbendazol wettable powder, the cutting bed after sterilization is opened use with the plastic film sealing after 4 days.
Further, before cuttage, build the shade of high 2.5m in the slotting machine surrounding, ceiling and surrounding are laid the black nylon net of 70%-80% obscurity.
Further, before cuttage, slotting machine will water vola water, with forefinger and thumb, pinch the cuttings middle part, cuttings is inserted to 3-4cm in soil, compress cuttings soil on every side, cutting density is not with overlapping between blade, the seeding row spacing of 5 * 10cm is advisable, if any some tenderer branches, can be first with after the bamboo let punching, inserting again, inserted after a fritter moisturizing of will watering, until whole seedbed, when all cuttage is complete, water again permeable, thiophanate methyl wettable powder with 70% sprays once, diseases prevention, insect protected, after cuttage is complete, by bamboo cane, build arched frame at distance slotting machine 70cm place, on cover the plastic film that 0.02mm is thick, with the surrounding compacting of moistening earth by film, sealing.
Further, the length of cuttings is controlled at 8-10cm, remove lower blade, retain 2, top leaf, upper clip straight snips, apart from bud 5mm-7mm, lower clip is tiltedly cut, apart from bud 5mm, by day cuttings lower end, the fragrant osmanthus alignment sheared, with the quickly dipped 3-5s of the α-naphthaleneacetic acid of 500mg/L-800mg/L or root-inducing powder 100mg/L, soak 1.5h, base portion immerses 3-4cm.
Further, management after inserting after cuttage completes: after inserting, water permeablely, the plastic film surrounding is hidden, do not water in January, the relative moisture in film remains on 90% left and right, and temperature is controlled at 18-28 ℃, after callus forms, takes off film again; After inserting, sprayed the carbendazim solution 1 time of 2000 times every 7 days; After taking root, the moisture content potassium dihydrogen phosphate that dries rear spray 0.3% in blade face added 0.1% urea between the lights every 10 days, or the nursery stock liquid fertilizer special; Winter management: lid two road films in seedbed during outdoor minimum temperature≤5 ℃.
Further, when step (2) seedling is transplanted, before digging, to water permeable, when ground moistening is non-caked, carry out lifting, before planting, repair except nursery stock bottom side shoot and long root system righting nursery stock while planting, bury soil to the collar place, carry nursery stock with have gentle hands, root system is unfolded, then compacting, after planting, irrigate normal root water, in the process of lifting, accomplish to stay root more, hinder root less, get Miao Houyao and plant as early as possible, note moisturizing, prevent the seedling dehydration.
Further, when the seedling that carries out step (2) is transplanted, autumn and winter season last year cultivates ground, garden once entirely, has dug cave by the specification of seeding row spacing 1m * 1.5m, planting hole 0.5m * 0.5m * 0.5m, until its length, can remove a strain every a strain while slightly growing tall after 2 years, seeding row spacing becomes 2m * 1.5m, often spread manuer in holes into the farmyard manure 2-3kg become thoroughly decomposed, phosphate fertilizer 10g, as base manure, will show soil and mix thoroughly after-applied with farmyard manure, fertilizer, through the fermentation of autumn and winter, is easily absorbed by seedling.
Further, after the cultivation that seedling is transplanted, manage and comprise and weed with a hoe water and fertilizer management, pruning, and prevention and elimination of disease and pests:
Water and fertilizer management: after transplanting, every 3-4 days once waters, and while watering in the morning 8-10 or at dusk 3
-5 o'clock, and note watering permeable, repetition 2-3 time of at every turn watering; Annual fertilising 3 times, late March-early April sprayed the composite fertilizer of N: P: K (1: 1: 1) every 10 days, spray 3-5 time altogether; Spraying concentration is 0.1%
-0.3%, impel its tip; Early July is executed the rapid available phosphorus potash fertilizer that concentration is 0.1%-0.3%, improves the drought-resistant ability of seedling; Execute farmyard manure 0.5kg/ strain October, improve cold tolerance in its in winter;
Weed with a hoe: weeded with a hoe 3-4 time in 1 year, before the dry season in summer, Mulching is taked precautions against drought;
Pruning: a day fragrant osmanthus spring and autumn can be taken out the tip repeatedly, carry out in time pruning, take sparse branching as main, and front 1-3 cultivates trunk, cuts off its weak branch, sick branch, water sprout, parallel branch, improves the ventilation and penetrating light condition, removes in time the descendant that butt sends;
Prevention and elimination of disease and pests: the insect pest of sweet osmanthus main diseases has anthracnose, leaf spot, two spotted spider mite etc., notes preventing and treating with thiophanate methyl, bordeaux mixture, carbendazim etc.
The present invention is by the cuttage to fragrant osmanthus of day, the research of pruning correlation technique, the cultivation method in potted plant day fragrant osmanthus of a kind of dwarf-type proposed, solved not only that day fragrant osmanthus runs in conventional nursery cuttage process survival rate is undesirable, seedling quality is not high, the less developed problem of root system, and provide coherent reference for the pruning of sweet osmanthus, and the indoor pot of having realized day fragrant osmanthus is viewed and admired, greatly extend viewing period, improved viewing and admiring and economic worth of day fragrant osmanthus.
Embodiment
Below in conjunction with embodiment, the present invention is elaborated:
The cultivation method in potted plant day fragrant osmanthus of a kind of dwarf-type, comprise following sequential steps, cottage propagation, and seedling is transplanted, the nursery stock cutting strunk, basin on nursery stock:
(1) cottage propagation: at first prepare slotting machine, that slotting machine is chosen in is leeward, on the sunny side, land readjustment, topsoil be plump, the acidity or the subacidity yellow earth ground that are beneficial to draining; While preparing slotting machine, be laid on bed surface by rice hull ash, make wide 120cm, the slotting machine of high 20cm, between two, establish the drain ditch of wide 30cm, dark 20cm, around slotting garden, establish simultaneously a wide 40cm, the annular drainage ditch of dark 30cm, carries out disinfection to slotting machine before cuttage, with 600 times of liquid of 70% thiophanate methyl wetting powder or 500 times of liquid sprays of 50% carbendazol wettable powder, the cutting bed after sterilization is opened use with the plastic film sealing after 4 days.Before cuttage, build the shade of high 2.5m in the slotting machine surrounding, ceiling and surrounding are laid the black nylon net of 70%-80% obscurity.The healthy plant that maternal plant is selected robust growth, gives birth to without damage by disease and insect 3-6, cuttings take from the tree crown middle and upper part, on the sunny side, the current growth stalwartness is without the semi-lignified branch of damage by disease and insect; The length of cuttings is controlled at 8-10cm, remove lower blade, retain 2, top leaf, upper clip straight snips, apart from bud 5mm-7mm, lower clip is tiltedly cut, apart from bud 5mm, by day cuttings lower end, the fragrant osmanthus alignment sheared, with the quickly dipped 3-5s of α-naphthaleneacetic acid or the root-inducing powder 100mg/L of 500mg/L-800mg/L, soak 1.5h, base portion immerses 3-4cm.Before cuttage, slotting machine will water vola water, with forefinger and thumb, pinch the cuttings middle part, cuttings is inserted to 3-4cm in soil, compress cuttings soil on every side, cutting density is not with overlapping between blade, the seeding row spacing of 5 * 10cm is advisable, if any some tenderer branches, can be first with after the bamboo let punching, inserting again, inserted after a fritter moisturizing of will watering, until whole seedbed, when all cuttage is complete, water again permeable, thiophanate methyl wettable powder with 70% sprays once, diseases prevention, insect protected, after cuttage is complete, by bamboo cane, build arched frame at distance slotting machine 70cm place, on cover the plastic film that 0.02mm is thick, with the surrounding compacting of moistening earth by film, sealing.Cuttage is selected in May to June, cuttage before at 10 o'clock in the morning, after at 3 o'clock in afternoon or the cloudy day carry out.
After completing, cuttage with plastic film, slotting machine is hidden to management after inserting: after inserting, water permeablely, the plastic film surrounding is hidden, in January, do not water, relative moisture in film remains on 90% left and right, and temperature is controlled at 18-28 ℃, after callus forms, takes off film again; After inserting, sprayed the carbendazim solution 1 time of 2000 times every 7 days; After taking root, the moisture content potassium dihydrogen phosphate that dries rear spray 0.3% in blade face added 0.1% urea between the lights every 10 days, or the nursery stock liquid fertilizer special; Winter management: lid two road films in seedbed during outdoor minimum temperature≤5 ℃.
(2) seedling is transplanted: the seedling of cuttage removes shade October, the 3-4 month in next year transplants in the nursery, land for growing field crops during with cloudy day or cloudy weather, ground moistening, select sunny, draining is good, soil layer is deep, the subacidity sand soil that is rich in humus is as cultivating garden soil, cultivates garden soil PH5.5-6.5.Before the seedling digging, to water permeablely, when ground moistening is non-caked, carry out lifting, before planting, repair except nursery stock bottom side shoot and long root system, righting nursery stock while planting, bury soil to the collar place, carries nursery stock with have gentle hands, root system is unfolded, then compacting, after planting, irrigate normal root water, in the process of lifting, accomplish to stay root more, hinder root less, get Miao Houyao and plant as early as possible, note moisturizing, prevent the seedling dehydration.When seedling is transplanted, autumn and winter season last year cultivates ground, garden once entirely, specification by seeding row spacing 1m * 1.5m, planting hole 0.5m * 0.5m * 0.5m has been dug cave, after 2 years, while slightly growing tall, can remove a strain until its length every a strain, seeding row spacing becomes 2m * 1.5m, often spreads manuer in holes into the farmyard manure 2-3kg become thoroughly decomposed, phosphate fertilizer 10g is as base manure, to show soil and farmyard manure and mix thoroughly after-appliedly, fertilizer, through the fermentations of autumn and winter, is easily absorbed by seedling.
After the cultivation that seedling is transplanted, manage and comprise and weed with a hoe water and fertilizer management, pruning, and prevention and elimination of disease and pests:
Water and fertilizer management: after transplanting, every 3-4 days once waters, while watering in the morning 8-10 or at dusk during 3-5, and note watering permeable, repetition 2-3 time of at every turn watering; Annual fertilising 3 times, late March-early April sprayed the composite fertilizer of N: P: K (1: 1: 1) every 10 days, spray 3-5 time altogether; Spraying concentration is 0.1%-0.3%, impels its tip; Early July is executed the rapid available phosphorus potash fertilizer that concentration is 0.1%-0.3%, improves the drought-resistant ability of seedling; Execute farmyard manure 0.5kg/ strain October, improve cold tolerance in its in winter;
Weed with a hoe: weeded with a hoe 3-4 time in 1 year, before the dry season in summer, Mulching is taked precautions against drought;
Pruning: a day fragrant osmanthus spring and autumn can be taken out the tip repeatedly, carry out in time pruning, take sparse branching as main, and front 1-3 cultivates trunk, cuts off its weak branch, sick branch, water sprout, parallel branch, improves the ventilation and penetrating light condition, removes in time the descendant that butt sends;
Prevention and elimination of disease and pests: the insect pest of sweet osmanthus main diseases has anthracnose, leaf spot, two spotted spider mite etc., notes preventing and treating with thiophanate methyl, bordeaux mixture, carbendazim etc.
(3) nursery stock cutting strunk: cuttage seeding open country implanting and cultivating is after 3 years, when the nursery stock leading thread reaches 2
-During 3cm, can carry out cutting strunk, the nursery stock cutting strunk is divided and is carried out for three times: cutting strunk for the first time: at the beginning of by the end of February to 3 month, only stay trunk 20-30cm; Cutting strunk for the second time: in May, when the branch of extracting out after cutting strunk for the first time grows 6 leaves, extract terminal bud, inspire lateral bud, each branch can divide and bears 2 branches like this; Cutting strunk for the third time: in August, extract terminal bud when the branch of cutting strunk grows 6 leaves more for the second time, inspire lateral bud;
(4) basin on nursery stock:
The dress pot transplanting: at the beginning of by the end of August-9 months, select robust growth, a day fragrant osmanthus plant that ornamental value is high to fill basin, the basin device is selected glaze basin, boccaro basin or plastic basin, can not potted plant greatly little strain; First with tile, the basin bottom outlet hole is covered, and, coated with a small amount of rough sand, then in container, fill 1/3 matrix, nursery stock is put in the middle of container, add that the matrix pier is real, matrix is apart from vessel port 1.0cm, matrix, according to garden mould and the humus soil proportional arrangement of 1: 1, is watered permeable after upper basin; Be placed in plastic tunnel, temperature of shed is controlled at 20 ℃ of left and right;
Potted plant management: in line with " do not do and do not water, water the principle irrigated ", basin soil can not be crossed wet or ponding; During shoot growth, application in time, the potassium dihydrogen phosphate with 0.3% carries out top dressing; The part branch that affects appreciation effect is pruned; Pest control method adopts 8% abamectin emulsifiable concentrate 4000-6000 times liquid or 1500-2000 times of liquid of 5% flufenoxuron missible oil, and 10-15 days insect pest initial stage sprayed once, sprayed altogether 2～3 times.
Potted plant according to the day fragrant osmanthus that above-mentioned cultivation method obtains, realized that the indoor pot in day fragrant osmanthus is viewed and admired, and made longer blooming period to 260 day/year, greatly improved ornamental value and the economic worth in day fragrant osmanthus.
Claims (9)
1. the cultivation method in potted plant day fragrant osmanthus of a dwarf-type, it is characterized in that: cultivation method comprises following sequential steps, cottage propagation, seedling is transplanted, the nursery stock cutting strunk, basin on nursery stock:
(1) cottage propagation: at first prepare slotting machine, the healthy plant that maternal plant is selected robust growth, gives birth to without damage by disease and insect 3-6, cuttings take from the tree crown middle and upper part, on the sunny side, the current growth stalwartness is without the semi-lignified branch of damage by disease and insect; Cuttage is selected in May to June, cuttage before at 10 o'clock in the morning, after at 3 o'clock in afternoon or the cloudy day carry out, after cuttage completes, with plastic film, slotting machine is hidden, carry out water and fertilizer management, control temperature and humidity;
(2) seedling is transplanted: the seedling of cuttage removes shade October, the 3-4 month in next year transplants in the nursery, land for growing field crops during with cloudy day or cloudy weather, ground moistening, select sunny, draining is good, soil layer is deep, the subacidity sand soil that is rich in humus is as cultivating garden soil, cultivates garden soil PH5.5-6.5; After planting, management comprises and weeds with a hoe water and fertilizer management, pruning, and prevention and elimination of disease and pests;
(3) nursery stock cutting strunk: cuttage seeding open country implanting and cultivating, after 3 years, when the nursery stock leading thread reaches 2-3cm, can carry out cutting strunk, and the nursery stock cutting strunk is divided and carried out for three times: cutting strunk for the first time: at the beginning of by the end of February to 3 month, only stay trunk 20-30cm; Cutting strunk for the second time: in May, when the branch of extracting out after cutting strunk for the first time grows 6 leaves, extract terminal bud, inspire lateral bud, each branch can divide and bears 2 branches like this; Cutting strunk for the third time: in August, extract terminal bud when the branch of cutting strunk grows 6 leaves more for the second time, inspire lateral bud;
(4) basin on nursery stock:
The dress pot transplanting: at the beginning of by the end of August-9 months, select robust growth, a day fragrant osmanthus plant that ornamental value is high to fill basin, the basin device is selected glaze basin, boccaro basin or plastic basin, can not potted plant greatly little strain; First with tile, the basin bottom outlet hole is covered, and, coated with a small amount of rough sand, then in container, fill 1/3 matrix, nursery stock is put in the middle of container, add that the matrix pier is real, matrix is apart from vessel port 1.0cm, matrix, according to garden mould and the humus soil proportional arrangement of 1: 1, is watered permeable after upper basin; Be placed in plastic tunnel, temperature of shed is controlled at 20 ℃ of left and right;
Potted plant management: in line with " do not do and do not water, water the principle irrigated ", basin soil can not be crossed wet or ponding; During shoot growth, application in time, the potassium dihydrogen phosphate with 0.3% carries out top dressing; The part branch that affects appreciation effect is pruned; Pest control method adopts 8% abamectin emulsifiable concentrate 4000-6000 times liquid or 1500-2000 times of liquid of 5% flufenoxuron missible oil, and 10-15 days insect pest initial stage sprayed once, sprayed altogether 2～3 times.
2. the cultivation method in the potted plant day fragrant osmanthus of a kind of dwarf-type according to claim 1 is characterized in that: slotting machine be chosen in leeward, on the sunny side, land readjustment, topsoil be plump, the acidity or the subacidity yellow earth ground that are beneficial to draining; While preparing slotting machine, be laid on bed surface by rice hull ash, make wide 120cm, the slotting machine of high 20cm, between two, establish the drain ditch of wide 30cm, dark 20cm, around slotting garden, establish simultaneously a wide 40cm, the annular drainage ditch of dark 30cm, carries out disinfection to slotting machine before cuttage, with 600 times of liquid of 70% thiophanate methyl wetting powder or 500 times of liquid sprays of 50% carbendazol wettable powder, the cutting bed after sterilization is opened use with the plastic film sealing after 4 days.
3. the cultivation method in potted plant day fragrant osmanthus of a kind of dwarf-type according to claim 1, is characterized in that: before cuttage, build the shade of high 2.5m in the slotting machine surrounding, the black nylon net of ceiling and surrounding laying 70%-80% obscurity.
4. the cultivation method in the potted plant day fragrant osmanthus of a kind of dwarf-type according to claim 1, it is characterized in that: before cuttage, slotting machine will water vola water, with forefinger and thumb, pinch the cuttings middle part, cuttings is inserted to 3-4cm in soil, compress cuttings soil on every side, cutting density is not with overlapping between blade, the seeding row spacing of 5 * 10cm is advisable, if any some tenderer branches, can be first with after the bamboo let punching, carrying out again cuttage, inserted after a fritter moisturizing of will watering, until whole seedbed, when all cuttage is complete, water again permeable, thiophanate methyl wettable powder with 70% sprays once, diseases prevention, insect protected, after cuttage is complete, by bamboo cane, build arched frame at distance slotting machine 70cm place, on cover the plastic film that 0.02mm is thick, with the surrounding compacting of moistening earth by film, sealing.
5. the cultivation method in the potted plant day fragrant osmanthus of a kind of dwarf-type according to claim 1, it is characterized in that: the length of cuttings is controlled at 8-10cm, remove lower blade, retain 2, top leaf, upper clip straight snips, apart from bud 5mm-7mm, lower clip is tiltedly cut, apart from bud 5mm, by day cuttings lower end, the fragrant osmanthus alignment sheared, with the quickly dipped 3-5s of the α-naphthaleneacetic acid of 500mg/L-800mg/L or root-inducing powder 100mg/L, soak 1.5h, base portion immerses 3-4cm.
6. the cultivation method in the potted plant day fragrant osmanthus of a kind of dwarf-type according to claim 1, it is characterized in that: management after inserting after cuttage completes: water permeable after inserting, the plastic film surrounding is hidden, in January, do not water, relative moisture in film remains on 90% left and right, temperature is controlled at 18-28 ℃, after callus forms, takes off film again; After inserting, sprayed the carbendazim solution 1 time of 2000 times every 7 days; After taking root, the moisture content potassium dihydrogen phosphate that dries rear spray 0.3% in blade face added 0.1% urea between the lights every 10 days, or the nursery stock liquid fertilizer special; Winter management: lid two road films in seedbed during outdoor minimum temperature≤5 ℃.
7. the cultivation method in the potted plant day fragrant osmanthus of a kind of dwarf-type according to claim 1, it is characterized in that: when step (2) seedling is transplanted, before digging, to water permeable, when ground moistening is non-caked, carry out lifting, before planting, repair except nursery stock bottom side shoot and long root system, righting nursery stock while planting, bury soil to the collar place, carries nursery stock with have gentle hands, root system is unfolded, then compacting, after planting, irrigate normal root water, in the process of lifting, accomplish to stay root more, hinder root less, get Miao Houyao and plant as early as possible, note moisturizing, prevent the seedling dehydration.
8. the cultivation method in the potted plant day fragrant osmanthus of a kind of dwarf-type according to claim 1, it is characterized in that: when the seedling that carries out step (2) is transplanted, autumn and winter season last year cultivates ground, garden once entirely, specification by seeding row spacing 1m * 1.5m, planting hole 0.5m * 0.5m * 0.5m has been dug cave, after 2 years, while slightly growing tall, can remove a strain until its length every a strain, seeding row spacing becomes 2m * 1.5m, often spread manuer in holes into the farmyard manure 2-3kg become thoroughly decomposed, phosphate fertilizer 10g is as base manure, to show soil mixes thoroughly after-applied with farmyard manure, fertilizer, through the fermentation of autumn and winter, is easily absorbed by seedling.
9. the cultivation method in the potted plant day fragrant osmanthus of a kind of dwarf-type according to claim 1 is characterized in that: after the cultivation that seedling is transplanted, manage and comprise and weed with a hoe water and fertilizer management, pruning, and prevention and elimination of disease and pests:
Water and fertilizer management: after transplanting, every 3-4 days once waters, while watering in the morning 8-10 or at dusk during 3-5, and note watering permeable, repetition 2-3 time of at every turn watering; Annual fertilising 3 times, late March-early April sprayed the composite fertilizer of N: P: K (1: 1: 1) every 10 days, spray 3-5 time altogether; Spraying concentration is 0.1%-0.3%, impels its tip; Early July is executed the rapid available phosphorus potash fertilizer that concentration is 0.1%-0.3%, improves the drought-resistant ability of seedling; Execute farmyard manure 0.5kg/ strain October, improve cold tolerance in its in winter;
Weed with a hoe: weeded with a hoe 3-4 time in 1 year, before the dry season in summer, Mulching is taked precautions against drought;
Pruning: a day fragrant osmanthus spring and autumn can be taken out the tip repeatedly, carry out in time pruning, take sparse branching as main, and front 1-3 cultivates trunk, cuts off its weak branch, sick branch, water sprout, parallel branch, improves the ventilation and penetrating light condition, removes in time the descendant that butt sends;
Prevention and elimination of disease and pests: the insect pest of sweet osmanthus main diseases has anthracnose, leaf spot, two spotted spider mite etc., notes preventing and treating with thiophanate methyl, bordeaux mixture, carbendazim etc.
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