Summary of the invention
The present invention is directed to prior art Problems existing, provide the cultivation method in fragrant osmanthus of a kind of dwarf-type potted plant day, the indoor pot achieving day fragrant osmanthus is viewed and admired, and makes florescence significant prolongation, substantially increases ornamental value and the economic worth in day fragrant osmanthus.
For realizing object of the present invention, the technical scheme of employing is:
The cultivation method in dwarf-type potted plant day perfume osmanthus, this cultivation method comprises following sequential steps, cottage propagation, and seedling is transplanted, nursery stock cutting strunk, basin on nursery stock:
(1) cottage propagation: first prepare slotting machine, maternal plant growth selection is healthy and strong, without the raw healthy plant of damage by disease and insect 3-6, and cuttings takes from tree crown middle and upper part, on the sunny side, current growth stalwartness is without the semi-lignified branch of damage by disease and insect; Cuttage is selected in May to June, cuttage the morning 10 time before, afternoon 3 time after or the cloudy day carry out, with plastic film, slotting machine is hidden after cuttage completes, carries 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 nursery, land for growing field crops with when cloudy day or cloudy weather, ground moistening, select sunny, draining is good, soil layer is deep, be rich in the subacidity sand of humus soil as cultivate garden soil, cultivate garden soil PH5.5-6.5; After planting, management comprises water and fertilizer management, weeds with a hoe, pruning, and prevention and elimination of disease and pests;
(3) nursery stock cutting strunk: cuttage seeding outdoor transplanting cultivation, after 3 years, when nursery stock leading thread reaches 2-3cm, can carry out cutting strunk, nursery stock cutting strunk is divided and is carried out for three times: first time cutting strunk: at the beginning of by the end of February to 3 month, only stay trunk 20-30cm; Second time cutting strunk: May, when the branch extracted out after first time cutting strunk grows 6 leaves, extracts terminal bud, inspires lateral bud, and each like this branch can divide and bears 2 branches; Cutting strunk for the third time: August, extracts terminal bud when the branch of second time cutting strunk grows 6 leaves again, inspires lateral bud;
(4) basin on nursery stock:
Dress pot transplanting: by the end of August at the beginning of-9 months, the day fragrant osmanthus plant that growth selection is healthy and strong, ornamental value is high carries out dress basin, basin device selection glaze basin, boccaro basin or plastic basin, can not large potted plant little strain; First with tile, basin bottom outlet hole is covered, and coated with a small amount of rough sand, then fill 1/3 matrix in a reservoir, put into by nursery stock in the middle of container, add that matrix pier is real, matrix is apart from vessel port 1.0cm, matrix, according to the proportional arrangement of garden mould and humus soil 1: 1, is watered permeable after upper basin; Be placed in plastic tunnel, temperature of shed controls at about 20 DEG C;
Potted plant management: in line with " do not do and do not water, water, the principle irrigated ", basin soil can not cross wet or ponding; At young sprout growing period, application in time, the potassium dihydrogen phosphate with 0.3% carries out top dressing; The part branch affecting appreciation effect is pruned; Pest control method adopts 8% abamectin emulsifiable concentrate 4000-6000 times liquid or 5% flufenoxuron missible oil 1500-2000 times of liquid, and 10-15 days insect pest initial stage sprayed once, sprayed 2 ~ 3 times altogether.
Further, slotting machine select leeward, on the sunny side, land readjustment, topsoil be plump, the acidity that is beneficial to draining or subacidity yellow earth ground; Bed surface is laid on by rice hull ash when preparing slotting machine, make wide 120cm, the slotting machine of high 20cm, the drain ditch of wide 30cm, dark 20cm is established between two, around slotting garden, establish a wide 40cm, the annular drainage ditch of dark 30cm simultaneously, before cuttage, slotting machine is carried out disinfection, with 70% thiophanate methyl wetting powder, 600 times of liquid or 50% carbendazol wettable powder, 500 times of liquid sprays, after the cutting bed plastic film after sterilization seals 4 days, open use.
Further, build the shade of high 2.5m before cuttage in slotting machine surrounding, ceiling and surrounding lay the black nylon net of 70%-80% obscurity.
Further, before cuttage, slotting machine will water vola water, pinch in the middle part of cuttings with forefinger and thumb, cuttings is inserted 3-4cm in soil, compress the soil around cuttings, cutting density is not with overlapping between blade, the seeding row spacing of 5 × 10cm is advisable, if any the branch that some are tenderer, can first insert again with after bamboo let punching, to to water after having inserted a fritter moisturizing, water permeable when all cuttage is complete in whole seedbed again, thiophanate methyl wettable powder with 70% sprays once, diseases prevention, insect protected, arched frame is being built apart from slotting machine 70cm place bamboo cane after cuttage is complete, on cover the thick plastic film of 0.02mm, with the surrounding compacting of moistening earth by film, sealing.
Further, the cut to lengthen of cuttings is at 8-10cm, removing lower blade, retains 2, top leaf, upper clip straight snips, apart from bud 5mm-7mm, lower clip is tiltedly cut, apart from bud 5mm, by day fragrant cuttings lower end, the osmanthus alignment sheared, soak 1.5h with the quickly dipped 3-5s of the α-naphthaleneacetic acid of 500mg/L-800mg/L or root-inducing powder 100mg/L, base portion immerses 3-4cm.
Further, carry out after cuttage completes inserting rear management: water permeable after inserting, plastic film surrounding hidden, do not water in January, the relative moisture in film remains on about 90%, and temperature controls, at 18-28 DEG C, after Callus formation, to take off film again; To spray the carbendazim solution 1 time of 2000 times every 7 days after inserting; After taking root, the potassium dihydrogen phosphate that blade face moisture content dried rear spray 0.3% between the lights every 10 days adds 0.1% urea, or nursery stock liquid fertilizer special; Winter management: during outdoor minimum temperature≤5 DEG C, two road films are covered in seedbed.
Further, when step (2) seedling is transplanted, to water permeable before digging, when ground moistening is non-caked, carry out lifting, repair except nursery stock bottom side shoot and long root system before planting, righting nursery stock when planting, bury soil to collar place, carry nursery stock with have gentle hands, root system is unfolded, then compacting, after planting, irrigates normal root water, accomplish to stay root more, hinder root less in the process of lifting, get Miao Houyao to plant as early as possible, note moisturizing, prevent seedling from dewatering.
Further, when the seedling carrying out step (2) is transplanted, in the autumn and winter season of last year, ground, garden is cultivated once entirely, dug cave by the specification of seeding row spacing 1m × 1.5m, planting hole 0.5m × 0.5m × 0.5m, after 2 years, a strain can be removed every a strain when its length is slightly grown tall, 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, table soil is mixed thoroughly after-applied with farmyard manure, fertilizer, through the fermentation of autumn and winter, is easily absorbed by seedling.
Further, manage after the cultivation that seedling is transplanted and comprise water and fertilizer management, weed with a hoe, pruning, and prevention and elimination of disease and pests:
Water and fertilizer management: transplant after often within 3-4 days, once waters, water in the morning 8-10 time or dusk 3
-when 5, and attention is watered 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 executes 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: within 1 year, weed with a hoe 3-4 time, before the dry season in summer, Mulching is taked precautions against drought;
Pruning: day perfume osmanthus spring and autumn can take out the tip repeatedly, and will carry out pruning in time, based on sparse branching, front 1-3 cultivates trunk, cuts off its weak branch, sick branch, water sprout, parallel branch, improves ventilation and penetrating light condition, removes the descendant that butt sends in time;
Prevention and elimination of disease and pests: sweet osmanthus main diseases and insect pests has anthracnose, leaf spot, two spotted spider mite etc., attention thiophanate methyl, bordeaux mixture, carbendazim etc. are prevented and treated.
The present invention passes through the day fragrant cuttage in osmanthus, the research of pruning correlation technique, the cultivation method in a kind of dwarf-type proposed potted plant day perfume osmanthus, not only solve day the survival rate that runs in conventional nursery cuttage process of fragrant osmanthus 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 achieving day fragrant osmanthus is viewed and admired, substantially prolongs viewing period, improve 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 dwarf-type potted plant day perfume osmanthus, comprise following sequential steps, cottage propagation, seedling is transplanted, nursery stock cutting strunk, basin on nursery stock:
(1) cottage propagation: first prepare slotting machine, slotting machine select leeward, on the sunny side, land readjustment, topsoil be plump, the acidity that is beneficial to draining or subacidity yellow earth ground; Bed surface is laid on by rice hull ash when preparing slotting machine, make wide 120cm, the slotting machine of high 20cm, the drain ditch of wide 30cm, dark 20cm is established between two, around slotting garden, establish a wide 40cm, the annular drainage ditch of dark 30cm simultaneously, before cuttage, slotting machine is carried out disinfection, with 70% thiophanate methyl wetting powder, 600 times of liquid or 50% carbendazol wettable powder, 500 times of liquid sprays, after the cutting bed plastic film after sterilization seals 4 days, open use.Build the shade of high 2.5m before cuttage in slotting machine surrounding, ceiling and surrounding lay the black nylon net of 70%-80% obscurity.Maternal plant growth selection is healthy and strong, without the raw healthy plant of damage by disease and insect 3-6, cuttings takes from tree crown middle and upper part, on the sunny side, current growth stalwartness is without the semi-lignified branch of damage by disease and insect; The cut to lengthen of cuttings is at 8-10cm, removing 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 fragrant cuttings lower end, the osmanthus alignment sheared, soak 1.5h with the quickly dipped 3-5s of the α-naphthaleneacetic acid of 500mg/L-800mg/L or root-inducing powder 100mg/L, base portion immerses 3-4cm.Before cuttage, slotting machine will water vola water, pinch in the middle part of cuttings with forefinger and thumb, cuttings is inserted 3-4cm in soil, compress the soil around cuttings, cutting density is not with overlapping between blade, the seeding row spacing of 5 × 10cm is advisable, if any the branch that some are tenderer, can first insert again with after bamboo let punching, moisturizing will be carried out watering after having inserted a fritter, carry out watering permeable when all cuttage is complete in whole seedbed again, thiophanate methyl wettable powder with 70% sprays once, diseases prevention, insect protected, arched frame is being built apart from slotting machine 70cm place bamboo cane after cuttage is complete, on cover the thick plastic film of 0.02mm, with the surrounding compacting of moistening earth by film, sealing.Cuttage is selected in May to June, cuttage the morning 10 time before, afternoon 3 time after or the cloudy day carry out.
With plastic film, slotting machine is hidden after cuttage completes, carry out inserting rear management: water permeable after inserting, plastic film surrounding is hidden, do not water in January, relative moisture in film remains on about 90%, and temperature controls, at 18-28 DEG C, after Callus formation, to take off film again; To spray the carbendazim solution 1 time of 2000 times every 7 days after inserting; After taking root, the potassium dihydrogen phosphate that blade face moisture content dried rear spray 0.3% between the lights every 10 days adds 0.1% urea, or nursery stock liquid fertilizer special; Winter management: during outdoor minimum temperature≤5 DEG C, two road films are covered in seedbed.
(2) seedling is transplanted: the seedling of cuttage removes shade October, the 3-4 month in next year transplants in nursery, land for growing field crops with when cloudy day or cloudy weather, ground moistening, select sunny, draining is good, soil layer is deep, be rich in the subacidity sand of humus soil as cultivate garden soil, cultivate garden soil PH5.5-6.5.To water permeable before seedling digging, when ground moistening is non-caked, carry out lifting, repair except nursery stock bottom side shoot and long root system before planting, righting nursery stock when planting, buries soil to collar place, carries nursery stock with have gentle hands, root system is unfolded, then compacting, after planting, irrigates normal root water, accomplish to stay root more, hinder root less in the process of lifting, get Miao Houyao to plant as early as possible, note moisturizing, prevent seedling from dewatering.When seedling is transplanted, in the autumn and winter season of last year, ground, garden is cultivated once entirely, cave has been dug by the specification of seeding row spacing 1m × 1.5m, planting hole 0.5m × 0.5m × 0.5m, can remove a strain every a strain after 2 years when its length is slightly grown tall, 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, mix thoroughly after-applied by table soil with farmyard manure, fertilizer, through the fermentation of autumn and winter, is easily absorbed by seedling.
Manage after the cultivation that seedling is transplanted and comprise water and fertilizer management, weed with a hoe, pruning, and prevention and elimination of disease and pests:
Water and fertilizer management: often once waters for 3-4 days after transplanting, water in the morning 8-10 time or at dusk 3-5 time, and attention is watered 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 executes 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: within 1 year, weed with a hoe 3-4 time, before the dry season in summer, Mulching is taked precautions against drought;
Pruning: day perfume osmanthus spring and autumn can take out the tip repeatedly, and will carry out pruning in time, based on sparse branching, front 1-3 cultivates trunk, cuts off its weak branch, sick branch, water sprout, parallel branch, improves ventilation and penetrating light condition, removes the descendant that butt sends in time;
Prevention and elimination of disease and pests: sweet osmanthus main diseases and insect pests has anthracnose, leaf spot, two spotted spider mite etc., attention thiophanate methyl, bordeaux mixture, carbendazim etc. are prevented and treated.
(3) nursery stock cutting strunk: cuttage seeding outdoor transplanting cultivation is after 3 years, when nursery stock leading thread reaches 2
-during 3cm, can carry out cutting strunk, nursery stock cutting strunk is divided and is carried out for three times: first time cutting strunk: at the beginning of by the end of February to 3 month, only stay trunk 20-30cm; Second time cutting strunk: May, when the branch extracted out after first time cutting strunk grows 6 leaves, extracts terminal bud, inspires lateral bud, and each like this branch can divide and bears 2 branches; Cutting strunk for the third time: August, extracts terminal bud when the branch of second time cutting strunk grows 6 leaves again, inspires lateral bud;
(4) basin on nursery stock:
Dress pot transplanting: by the end of August at the beginning of-9 months, the day fragrant osmanthus plant that growth selection is healthy and strong, ornamental value is high carries out dress basin, basin device selection glaze basin, boccaro basin or plastic basin, can not large potted plant little strain; First with tile, basin bottom outlet hole is covered, and coated with a small amount of rough sand, then fill 1/3 matrix in a reservoir, put into by nursery stock in the middle of container, add that matrix pier is real, matrix is apart from vessel port 1.0cm, matrix, according to the proportional arrangement of garden mould and humus soil 1: 1, is watered permeable after upper basin; Be placed in plastic tunnel, temperature of shed controls at about 20 DEG C;
Potted plant management: in line with " do not do and do not water, water, the principle irrigated ", basin soil can not cross wet or ponding; At young sprout growing period, application in time, the potassium dihydrogen phosphate with 0.3% carries out top dressing; The part branch affecting appreciation effect is pruned; Pest control method adopts 8% abamectin emulsifiable concentrate 4000-6000 times liquid or 5% flufenoxuron missible oil 1500-2000 times of liquid, and 10-15 days insect pest initial stage sprayed once, sprayed 2 ~ 3 times altogether.
The day obtained according to above-mentioned cultivation method, fragrant osmanthus was potted plant, and the indoor pot achieving day fragrant osmanthus is viewed and admired, and makes longer blooming period to 260 day/year, substantially increased ornamental value and the economic worth in day fragrant osmanthus.