CN103535237A - Greenhouse golden sun apricot cultivation method - Google Patents

Abstract

The invention discloses a greenhouse golden sun apricot cultivation method. Greenhouse planting is carried out through garden and greenhouse building, field planting, nutrient and water management, shoot management, greenhouse covering implementation, temperature control in the germination accelerating period, temperature and humidity control in the blooming period, bloom and fruit management and disease and pest control. The greenhouse golden sun apricot cultivation method is mainly used for solving the technical problem about greenhouse cultivation of golden sun apricot and has the advantages of being improved in yield and specifically obvious in benefit compared with a conventional cultivation method.

Description

A kind of cultivation method of booth gold sun apricot

Technical field

The present invention relates to the cultivation field of fruit tree, relate in particular to a kind of cultivation method of booth gold sun apricot.

Background technology

Nearly ten years, protected fruit trees cultivation is very fast at ancient riverbed of the Yellow River regional development, most cultivars are middle oily No. 4 peaches, along with increasing rapidly and kind single of quantity, go on the market comparatively concentrated, sales contest aggravates year by year, facility cultivation fruit tree species starts to turn to golden sun apricot, during the outdoor cropping of gold sun apricot, generally by the end of February, start rudiment, before and after March 15, bloom, florescence 3～5d, because of frequent cold air in this in period, apricot flower is very easily endured cold, therefore apricot at this point has saying of not receiving for 10 years nine, gold sun apricot is early ripe, product are of fine quality, outdoor cropping is ripe at the beginning of 6 months, facility cultivation is ripe in late April, this phase fresh fruit is less, therefore price is higher, become the first-selected kind of fruit growing, but during due to golden sun apricot facility cultivation to chilling requirement, temperature, humidity, the requirement of the conditions such as illumination is strict compared with nectarine cultivars in greenhouse, and facility cultivation area is less, ripe facility cultivation managerial experiences are less, cause most of golden sun apricot results poor, output is lower, although price is higher, but facility cultivation benefit is well below nectarine cultivars in greenhouse.

Summary of the invention

For above-mentioned technical problem, the object of this invention is to provide a kind of cultivation method that can pass through the golden sun apricot of greenhouse gardening.

Technical problem solved by the invention realizes by the following technical solutions:

A cultivation method for booth gold sun apricot, is characterized in that, concrete process is:

A ,Jian garden Jian Peng

Select that soil layer is deep, the sandy loam plot of fertile soil is as building canopy land used, while building canopy towards, north-south canopy south by east 50, canopy is wide is 9m, rear column height is 2.5m, ridge height is 3.1m, front column height is 2.7m, while building canopy in flakes, stop canopy spacing, during with at 3 in afternoon winter solstice, front canopy shade is not in adjacent canopy.

B, field planting

Field planting row is advisable with south by east 50, and seeding row spacing is 1.5m * 2m, field planting furrow width 60cm, and dark 80cm, long wide identical with canopy, during ditching, table soil, subsoil should separate, and farmyard manure, composite fertilizer are mixed with table soil, are backfilled to ditch flat, water depositing in water real; After bracing wire planting stock, 70cm～80cm is surely dry, and beat furrow along field planting row ridging, apart from canopy limit 100cm, dig thing drain ditch dark, wide each 50cm, and lead to main drain, in canopy, according to the ratio of 8:1, the middle part in canopy (before canopy ridge) cultivates pollinated variety Katy apricot, prepares against cauliflower and carries out artificial pollination.

C, rich water quality management

1, during field planting, every mu with decomposed manure 3m3 composite fertilizer 50kg, when young sprout grows to 15cm, every 0.3% urea of 10d spray, after July, change spray 0.2% potassium dihydrogen phosphate, main spray vacuum side of blade, the time that sprays is at cloudy day or fine day before at 9 o'clock in the morning, after at 4 o'clock in afternoon, the front fertilizing in autumn of late October apricot fallen leaves, mu consumption is: chicken manure 5m3, soya-bean cake 250kg, composite fertilizer (N:P:K=25:10:16) 50kg, first chicken manure is mixed and applied with soya-bean cake, after being sprinkled into composite fertilizer, mix with soil, after filling and leading up, pour water heavy real, what Second Year was later topdresses, before blooming, mu is executed urea 40kg, stone Qi Yong composite fertilizer 50kg, after removing canopy film, mu is executed urea 30kg.

2, drought-enduring not resistance to the flooding of apricot, want timely draining flood season, waters once freeze-up water, to guarantee apricot safe overwintering before soil is freeze-up.

D, young sprout management

After apricot field planting, heading height is 80cm, after rudiment, rudiment in the 50cm of ground will be erased in time, and the young sprout retaining is carried out to pinching when growing to 30cm, inspires branch, in the time of 30cm will being stayed to prosperous extending shoot, carry out pinching, to expand tree crown, the height of tree will be controlled at below 2.5cm, or sprays the paclobutrazol of 300 times and carry out Chemical Control.

E, button canopy are implemented

From the last ten-days period in October, when temperature is during lower than 7.20C, start to calculate chilling requirement, after the time lower than 7.20C meets or exceeds 650 hours, can normally detain canopy and take off curtain and heat up, the same day, low temperature was to detain canopy lower than 100C, above covered straw screen or mat; Cover daytime, opens and open the mouth that leaks informaton evening, creates the cryogenic conditions lower than 7.20C, and when the time meets requiring of chilling requirement, can normally take off canopy and heat up, canopy film 0.08mm thick " PE is compound long-lived without dripping film ", mu consumption is 100kg.

F, vernalization phase temperature are controlled

1, temperature is controlled

1～3 day, open straw screen or mat 1/10～1/8, temperature of shed keeps 8～100C, night minimum 3～50C, daytime the highest 12～150C; 4～7 days, open straw screen or mat 1/4, temperature of shed keeps 10～150C, night minimum 5～70C, daytime the highest 18～200C; 8～10 days, open straw screen or mat 1/2, temperature of shed keeps 15～200C, night minimum 5～80C, daytime, the highest 200C opened straw screen or mat for 10 days later entirely, temperature of shed keeps 18～220C, night minimum 7～100C, daytime the highest 250C, night is mainly by adding a cover straw mat or canopy insulation, it is aeration-cooling that open transom window daytime, and 8:00 took off and covered intensification with mat the morning, 4:00 thatch putting insulation in afternoon, when temperature is lower than 00C in canopy, will there is cold damage, with heating installation, hot-blast stove, assist and heat.

2, temperature control

Along planting row ridging, the high 0.3m in ridge, row spacing 0.8～10m, in increase apricot root soil and canopy, the contact area of air, by the whole covering with plastic film in the ground after ridging, makes apricot root soil keep in the winter time higher ground temperature.

G, florescence Temperature and Humidity Control

1, temperature is controlled

Day temperature remains on 15～220C, and night, minimum temperature can not make full use of solar energy lower than 80C, increases temperature of shed, can not be higher than 220C, surpass the 220C cooling of need to leaking informaton, and when temperature is too low, with stove, heating installation, hot blast, heat.

2, humidity is controlled

In canopy, humidity is controlled at 55～80%, between Apricot Blossoming pollination period, humidity remains on 55～65%, other times humidity remains on 60～80%, in canopy, air humidity regulation measure is ventilation, covering with plastic film, Controlled irrigation, when humidity is inadequate, with small-size spraying machine, every mu of spray clear water 30～35kg regulates.

H, flower and fruit management

1, flower thinning

Apricot amount is larger, while blooming, will consume a large amount of nutrients, and by removing, on weak branch, thin and delicate branch, weak brachyplast and long medium fruit branch, the bud that unnecessary bud and evening open, reduces the loss of nutrient.

2, pollination

Booth Apricot Blossoming period is around the Spring Festival, outside air temperature is lower, the time of leaking informaton is shorter, in canopy, air flow property is poor, must carry out artificial pollination, first a heatable brick bed powder of picking flowers, 1～2d before golden sun apricot is bloomed, gather the large flower bud in the Katy apricot pollinated variety configuring in canopy, strip pollen sac, evenly spread on smooth blank sheet of paper, under indoor 40W light, (apart from bulb 0.3～0.4m) 12～15h dries, pollen grain scatters, the good pollen of a heatable brick bed is contained in clean vial and is sealed, be placed in the refrigerating chamber of refrigerator or be placed on the indoor standby of low temperature drying, then select apricot flower in full bloom, by writing brush or rubber tip, dip pollen point on the column cap of flower, when pollen is sufficient, can repeat pollination once to guarantee percentage of fertile fruit.

3, fruit thinning

Within 3～4 weeks after fallen flowers for the first time, start fruit thinning for the first time; (for the third time after shedding) carried out at fruit, to enter the stone phase for the second time, according to per mu yield 1500～1800kg fixed output quota, stay fruit, every mu is stayed 25000～30000 of fruits, and 120～130 fruits of fruit are stayed in average every strain, single fruit weight requires more than 60kg, thin and delicate branch, without leaf branch, do not stay fruit, remove and grow abnormal malformed fruit, fruit is not stayed at fruit bearing shoot two ends, fruit spur stays a fruit, medium fruit branch stays 2～4 fruits, and long fruit branch stays 4～6 fruits, and fruit spacing remains on more than 6 centimetres.

I, the extermination of disease and insect pest

In booth, apricot damage by disease and insect occurs lighter, prevention emphasis is mainly the hard scale insect of aphid, apricot ball, apricot shot hole and bacterium shothole disease, comprehensive preventive health measures is: the sick tip of winter pruning, have worm's ovum branch, sick leaf, sick fruit in removing garden, concentrate and to burn or buried, before rudiment, spraying 50Be stone mixture, bud reveals when red, 800 times of 2500 times of liquid+80% carbendazim of worm quinoline are rebuked in spray 10%, anti-eliminating aphis and brown rot etc., sprays 600 times of 2.5% time, 2000 times of liquid+70% thiophanate methyl wetting powder 1000 times+80% zineb mid-April and prevents and treats shothole disease, aphid.

Embodiment

For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with specific embodiment, further set forth the present invention.

A ,Jian garden Jian Peng

Selection soil layer is deep, the sandy loam plot of fertile soil is as building canopy land used, while building canopy towards, first carry out land readjustment, in order to improve the illumination condition of apricot in booth, improve photosynthetic efficiency, canopy bar can water muscle or with plating plastic composite materials or with reinforcing bar with cement, steel pipe is welded, the cement of take waters muscle as example, frame is curved greatly, little curved each thick 0.06m, wide 0.12m, 4 thick reinforcing bars of 0.0038m of interior use, arch bar is apart from being 1m, imbed under ground portion and be 0.4m, (at the bottom of post 1 of 1～2 brick of underlay, at the bottom of arch bar 2), frame draws 5-7 thigh steel strand wires, steel strand wires are imbedded under gable by canopy head column and earth anchor, the outer layback 5 road sub-thread steel strand wires of canopy rear column.24m wall is respectively built at canopy two ends one, and body of wall height is consistent with arch bar radian, and arch bar and concrete column, steel strand wires junction are fixed with No. 12 female bundles of galvanized wire, and the prefabricated ratio of canopy bar is cement: stone=1:2:3.

B, field planting

Field planting row is advisable with south by east 50, and seeding row spacing is 1.5m * 2m, field planting furrow width 60cm, and dark 80cm, long wide identical with canopy, during ditching, table soil, subsoil should separate, and farmyard manure, composite fertilizer are mixed with table soil, are backfilled to ditch flat, water depositing in water real; After bracing wire planting stock, 70cm～80cm is surely dry, and beat furrow along field planting row ridging, apart from canopy limit 100cm, dig thing drain ditch dark, wide each 50cm, and lead to main drain, in canopy, according to the ratio of 8:1, the middle part in canopy (before canopy ridge) cultivates pollinated variety Katy apricot, prepares against cauliflower and carries out artificial pollination.

C, rich water quality management

1, during field planting, every mu with decomposed manure 3m3 composite fertilizer 50kg, when young sprout grows to 15cm, every 0.3% urea of 10d spray, after July, change spray 0.2% potassium dihydrogen phosphate, main spray vacuum side of blade, the time that sprays is at cloudy day or fine day before at 9 o'clock in the morning, after at 4 o'clock in afternoon, the front fertilizing in autumn of late October apricot fallen leaves, mu consumption is: chicken manure 5m3, soya-bean cake 250kg, composite fertilizer (N:P:K=25:10:16) 50kg, first chicken manure is mixed and applied with soya-bean cake, after being sprinkled into composite fertilizer, mix with soil, after filling and leading up, pour water heavy real, what Second Year was later topdresses, before blooming, mu is executed urea 40kg, stone Qi Yong composite fertilizer 50kg, after removing canopy film, mu is executed urea 30kg.

2, drought-enduring not resistance to the flooding of apricot, want timely draining flood season, waters once freeze-up water before soil is freeze-up, to guarantee apricot safe overwintering, before button canopy, fills with a water, and each fills with once little water young fruit period filling and stone after date.

D, young sprout management

After apricot field planting, heading height is 80cm, after rudiment, rudiment in the 50cm of ground will be erased in time, and the young sprout retaining is carried out to pinching when growing to 30cm, inspires branch, in the time of 30cm will being stayed to prosperous extending shoot, carry out pinching, to expand tree crown, the height of tree will be controlled at below 2.5cm, or sprays the paclobutrazol of 300 times and carry out Chemical Control.

E, button canopy are implemented

From the last ten-days period in October, when temperature is during lower than 7.20C, start to calculate chilling requirement, after the time lower than 7.20C meets or exceeds 650 hours, can normally detain canopy and take off curtain and heat up, the same day, low temperature was to detain canopy lower than 100C, above covered straw screen or mat; Cover daytime, opens and open the mouth that leaks informaton evening, creates the cryogenic conditions lower than 7.20C, and when the time meets requiring of chilling requirement, can normally take off canopy and heat up, canopy film 0.08mm thick " PE is compound long-lived without dripping film ", mu consumption is 100kg.

F, vernalization phase temperature are controlled

1, temperature is controlled

1～3 day, open straw screen or mat 1/10～1/8, temperature of shed keeps 8～100C, night minimum 3～50C, daytime the highest 12～150C, 4～7 days, open straw screen or mat 1/4, temperature of shed keeps 10～150C, night minimum 5～70C, daytime the highest 18～200C, 8～10 days, open straw screen or mat 1/2, temperature of shed keeps 15～200C, night minimum 5～80C, daytime the highest 200C, within 10 days, entirely open straw screen or mat later, temperature of shed keeps 18～220C, night minimum 7～100C, daytime the highest 250C, night is mainly by adding a cover straw mat or canopy insulation, it is aeration-cooling that open transom window daytime, 8:00 took off and covered intensification with mat the morning, 4:00 thatch putting insulation in afternoon, when temperature is lower than 00C in canopy, will there is cold damage, with heating installation, hot-blast stove is auxiliary heats, greenhouse curtain rolling machine is installed in canopy, by greenhouse curtain rolling machine, receive, put the straw mat (or thermal insulation quilt) of a booth, greatly alleviated orchard worker's labour intensity, be convenient to an orchard worker by originally managing many booths.

2, temperature control

Along planting row ridging, the high 0.3m in ridge, row spacing 0.8～10m, in increase apricot root soil and canopy, the contact area of air, by the whole covering with plastic film in the ground after ridging, makes apricot root soil keep in the winter time higher ground temperature.

G, florescence Temperature and Humidity Control

1, temperature is controlled

Day temperature remains on 15～220C, and night, minimum temperature can not make full use of solar energy lower than 80C, increases temperature of shed, can not be higher than 220C, surpass the 220C cooling of need to leaking informaton, and when temperature is too low, with stove, heating installation, hot blast, heat.

2, humidity is controlled

In canopy, humidity is controlled at 55～80%, between Apricot Blossoming pollination period, humidity remains on 55～65%, other times humidity remains on 60～80%, in canopy, air humidity regulation measure is ventilation, covering with plastic film, Controlled irrigation, when humidity is inadequate, with small-size spraying machine, every mu of spray clear water 30～35kg regulates.

H, flower and fruit management

1, flower thinning

After button canopy heats up, observe flower bud development situation on tree, as bud does not suffer low temperature freezing-disaster, grow when better, can remove bud unnecessary on weak branch, thin and delicate branch, weak brachyplast and long medium fruit branch and the late bud of opening.

2, pollination

Booth Apricot Blossoming period is around the Spring Festival, outside air temperature is lower, the time of leaking informaton is shorter, in canopy, air flow property is poor, must carry out artificial pollination, first a heatable brick bed powder of picking flowers, 1～2d before golden sun apricot is bloomed, gather the large flower bud in the Katy apricot pollinated variety configuring in canopy, strip pollen sac, evenly spread on smooth blank sheet of paper, under indoor 40W light, (apart from bulb 0.3～0.4m) 12～15h dries, pollen grain scatters, the good pollen of a heatable brick bed is contained in clean vial and is sealed, be placed in the refrigerating chamber of refrigerator or be placed on the indoor standby of low temperature drying, then select apricot flower in full bloom, by writing brush or rubber tip, dip pollen point on the column cap of flower, when pollen is sufficient, can repeat pollination once to guarantee percentage of fertile fruit.

3, fruit thinning

Gold sun apricot generally starts fruit thinning for the first time for 3～4 weeks after fallen flowers, (for the third time after shedding) carried out at fruit, to enter the stone phase for the second time, according to per mu yield 1500～1800kg fixed output quota, stay fruit, every mu is stayed 25000～30000 of fruits, 120～130 fruits of fruit are stayed in average every strain, single fruit weight requires more than 60kg, thin and delicate branch, without leaf branch, does not stay fruit; Remove and grow abnormal malformed fruit; Fruit is not stayed at fruit bearing shoot two ends; Fruit spur stays a fruit, and medium fruit branch stays 2～4 fruits, and long fruit branch stays 4～6 fruits, and fruit spacing remains on more than 6 centimetres.

I, the extermination of disease and insect pest

In booth, apricot damage by disease and insect occurs lighter, prevention emphasis is mainly the hard scale insect of aphid, apricot ball, apricot shot hole and bacterium shothole disease, comprehensive preventive health measures is: the sick tip of winter pruning, have worm's ovum branch, sick leaf, sick fruit in removing garden, concentrate and to burn or buried, before rudiment, spraying 50Be stone mixture, bud reveals when red, 800 times of 2500 times of liquid+80% carbendazim of worm quinoline are rebuked in spray 10%, anti-eliminating aphis and brown rot etc., sprays 600 times of 2.5% time, 2000 times of liquid+70% thiophanate methyl wetting powder 1000 times+80% zineb mid-April and prevents and treats shothole disease, aphid.

More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what in above-described embodiment and specification, describe is only preference of the present invention; be not used for limiting the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (1)

1. a cultivation method for booth gold sun apricot, is characterized in that, concrete process is:

A ,Jian garden Jian Peng

Select that soil layer is deep, the sandy loam plot of fertile soil is as building canopy land used, while building canopy towards, north-south canopy south by east 50, canopy is wide is 9m, rear column height is 2.5m, ridge height is 3.1m, front column height is 2.7m, while building canopy in flakes, stop canopy spacing, during with at 3 in afternoon winter solstice, front canopy shade is not in adjacent canopy.

B, field planting

Field planting row is advisable with south by east 50, and seeding row spacing is 1.5m * 2m, field planting furrow width 60cm, and dark 80cm, long wide identical with canopy, during ditching, table soil, subsoil should separate, and farmyard manure, composite fertilizer are mixed with table soil, are backfilled to ditch flat, water depositing in water real; After bracing wire planting stock, 70cm～80cm is surely dry, and beat furrow along field planting row ridging, apart from canopy limit 100cm, dig thing drain ditch dark, wide each 50cm, and lead to main drain, in canopy, according to the ratio of 8:1, the middle part in canopy (before canopy ridge) cultivates pollinated variety Katy apricot, prepares against cauliflower and carries out artificial pollination.

C, rich water quality management

1, during field planting, every mu with decomposed manure 3m3 composite fertilizer 50kg, when young sprout grows to 15cm, every 0.3% urea of 10d spray, after July, change spray 0.2% potassium dihydrogen phosphate, main spray vacuum side of blade, the time that sprays is at cloudy day or fine day before at 9 o'clock in the morning, after at 4 o'clock in afternoon, the front fertilizing in autumn of late October apricot fallen leaves, mu consumption is: chicken manure 5m3, soya-bean cake 250kg, composite fertilizer (N:P:K=25:10:16) 50kg, first chicken manure is mixed and applied with soya-bean cake, after being sprinkled into composite fertilizer, mix with soil, after filling and leading up, pour water heavy real, what Second Year was later topdresses, before blooming, mu is executed urea 40kg, stone Qi Yong composite fertilizer 50kg, after removing canopy film, mu is executed urea 30kg.

2, drought-enduring not resistance to the flooding of apricot, want timely draining flood season, waters once freeze-up water, to guarantee apricot safe overwintering before soil is freeze-up.

D, young sprout management

After apricot field planting, heading height is 80cm, after rudiment, rudiment in the 50cm of ground will be erased in time, and the young sprout retaining is carried out to pinching when growing to 30cm, inspires branch, in the time of 30cm will being stayed to prosperous extending shoot, carry out pinching, to expand tree crown, the height of tree will be controlled at below 2.5cm, or sprays the paclobutrazol of 300 times and carry out Chemical Control.

E, button canopy are implemented

From the last ten-days period in October, when temperature is during lower than 7.20C, start to calculate chilling requirement, after the time lower than 7.20C meets or exceeds 650 hours, can normally detain canopy and take off curtain and heat up, the same day, low temperature was to detain canopy lower than 100C, above covered straw screen or mat; Cover daytime, opens and open the mouth that leaks informaton evening, creates the cryogenic conditions lower than 7.20C, and when the time meets requiring of chilling requirement, can normally take off canopy and heat up, canopy film 0.08mm thick " PE is compound long-lived without dripping film ", mu consumption is 100kg.

F, vernalization phase temperature are controlled

1, temperature is controlled

1～3 day, open straw screen or mat 1/10～1/8, temperature of shed keeps 8～100C, night minimum 3～50C, daytime the highest 12～150C; 4～7 days, open straw screen or mat 1/4, temperature of shed keeps 10～150C, night minimum 5～70C, daytime the highest 18～200C; 8～10 days, open straw screen or mat 1/2, temperature of shed keeps 15～200C, night minimum 5～80C, daytime, the highest 200C opened straw screen or mat for 10 days later entirely, temperature of shed keeps 18～220C, night minimum 7～100C, daytime the highest 250C, night is mainly by adding a cover straw mat or canopy insulation, it is aeration-cooling that open transom window daytime, and 8:00 took off and covered intensification with mat the morning, 4:00 thatch putting insulation in afternoon, when temperature is lower than 00C in canopy, will there is cold damage, with heating installation, hot-blast stove, assist and heat.

2, temperature control

Along planting row ridging, the high 0.3m in ridge, row spacing 0.8～10m, in increase apricot root soil and canopy, the contact area of air, by the whole covering with plastic film in the ground after ridging, makes apricot root soil keep in the winter time higher ground temperature.

G, florescence Temperature and Humidity Control

1, temperature is controlled

Day temperature remains on 15～220C, and night, minimum temperature can not make full use of solar energy lower than 80C, increases temperature of shed, can not be higher than 220C, surpass the 220C cooling of need to leaking informaton, and when temperature is too low, with stove, heating installation, hot blast, heat.

2, humidity is controlled

In canopy, humidity is controlled at 55～80%, between Apricot Blossoming pollination period, humidity remains on 55～65%, other times humidity remains on 60～80%, in canopy, air humidity regulation measure is ventilation, covering with plastic film, Controlled irrigation, when humidity is inadequate, with small-size spraying machine, every mu of spray clear water 30～35kg regulates.

H, flower and fruit management

1, flower thinning

Apricot amount is larger, while blooming, will consume a large amount of nutrients, and by removing, on weak branch, thin and delicate branch, weak brachyplast and long medium fruit branch, the bud that unnecessary bud and evening open, reduces the loss of nutrient.

2, pollination

Booth Apricot Blossoming period is around the Spring Festival, outside air temperature is lower, the time of leaking informaton is shorter, in canopy, air flow property is poor, must carry out artificial pollination, first a heatable brick bed powder of picking flowers, 1～2d before golden sun apricot is bloomed, gather the large flower bud in the Katy apricot pollinated variety configuring in canopy, strip pollen sac, evenly spread on smooth blank sheet of paper, under indoor 40W light, (apart from bulb 0.3～0.4m) 12～15h dries, pollen grain scatters, the good pollen of a heatable brick bed is contained in clean vial and is sealed, be placed in the refrigerating chamber of refrigerator or be placed on the indoor standby of low temperature drying, then select apricot flower in full bloom, by writing brush or rubber tip, dip pollen point on the column cap of flower, when pollen is sufficient, can repeat pollination once to guarantee percentage of fertile fruit.

3, fruit thinning

Within 3～4 weeks after fallen flowers for the first time, start fruit thinning for the first time; (for the third time after shedding) carried out at fruit, to enter the stone phase for the second time, according to per mu yield 1500～1800kg fixed output quota, stay fruit, every mu is stayed 25000～30000 of fruits, and 120～130 fruits of fruit are stayed in average every strain, single fruit weight requires more than 60kg, thin and delicate branch, without leaf branch, do not stay fruit, remove and grow abnormal malformed fruit, fruit is not stayed at fruit bearing shoot two ends, fruit spur stays a fruit, medium fruit branch stays 2～4 fruits, and long fruit branch stays 4～6 fruits, and fruit spacing remains on more than 6 centimetres.

I, the extermination of disease and insect pest

In booth, apricot damage by disease and insect occurs lighter, prevention emphasis is mainly the hard scale insect of aphid, apricot ball, apricot shot hole and bacterium shothole disease, comprehensive preventive health measures is: the sick tip of winter pruning, have worm's ovum branch, sick leaf, sick fruit in removing garden, concentrate and to burn or buried, before rudiment, spraying 50Be stone mixture, bud reveals when red, 800 times of 2500 times of liquid+80% carbendazim of worm quinoline are rebuked in spray 10%, anti-eliminating aphis and brown rot etc., sprays 600 times of 2.5% time, 2000 times of liquid+70% thiophanate methyl wetting powder 1000 times+80% zineb mid-April and prevents and treats shothole disease, aphid.