CN107197729A - A kind of culturing and transplanting seedlings paddy rice drip irrigation cultivation method - Google Patents
A kind of culturing and transplanting seedlings paddy rice drip irrigation cultivation method Download PDFInfo
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- CN107197729A CN107197729A CN201710480023.0A CN201710480023A CN107197729A CN 107197729 A CN107197729 A CN 107197729A CN 201710480023 A CN201710480023 A CN 201710480023A CN 107197729 A CN107197729 A CN 107197729A
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention belongs to rice cultivating method technical field, and in particular to a kind of seedling transplanting rice drip irrigation cultivation method.This method comprises the following steps：Seed preparation；Sowing；Seedbed management；Transplant；Field management；Harvest.The present invention fully incorporates the advantage of traditional culturing and transplanting seedlings cultural method and new drip irrigation cultivation method, is the rice cultivating method of an innovation while compensate for their defect.It can extend growth period duration of rice, increase effective accumulated temperature, promote rice safety ripe, improve yield and rice quality, ensure stable yields.
Description
Technical field
The invention belongs to rice cultivating method technical field, it is related to a kind of culturing and transplanting seedlings paddy rice drip irrigation cultivation method.
Background technology
Paddy rice accounts for more than half of China's total grain output, ensures Rice Production to ensuring that China's grain security and agricultural can be held
Supervention exhibition is with very great strategic importance.Traditional rice cropping is using mode is basined irrigation, and there is water layer in whole breeding time field
(3-10cm), water demand amount is big.It is well known that China is typical water shortage country, the 80% of water consumption is agricultural water, its
In 70% be used for Rice Cropping, often producing 1kg paddy rice averagely needs 2t water, and not only water consumption is surprising, and water resource waste is serious；
And, a large amount of greenhouse gases CH4 and N2O are discharged in paddy field, cause greenhouse effects to increase.Growth and water resource with population is short
Lack, traditional Rice Production is faced with increasingly severe water avoidance stress.Water-saving Rice makees the related research work of system and receives state
Inside and outside extensive concern.
Compared with traditional paddy rice basins irrigation processing, drip irrigation is economized on water up to more than 60%, still, in reality
High yield hardly possible is created in production application and (He et al., Rice performance and are still highlighted the problems such as being difficult to stable yields
water use efficiency under plastic mulching with drip irrigation.PLoS ONE,
2013,8:1-15.).Main cause, first, during using drip irrigation cultivation method, after planting paddy rice in seedling stage due to temperature
(soil moisture) is relatively low often to there is iron deficiency chrysanthemum phenomenon, and chrysanthemum seedling death phenomenon even occur in indivedual serious fields, and then influence
Rice seed germination, growth of seedling and ultimate output are formed；Secondly, in the arid and semi-arid Rice Production area such as Xinjiang, relative to
Other rice regions, paddy growth has its particularity, and short as appropriate for the time of rice growth, active accumulated temperature is limited, early stage heating
Slowly, the features such as post drop is fast, cause that under-film drip irrigation rice milking stage is poor, setting percentage is low, grain weight it is small, influence ultimate output and rice
Quality (He Haibing, 2014)；In production, in order to ensure that under-film drip irrigation paddy rice can be ripe safely, often selection breeding time is relative
Shorter rice varieties, and forefathers' research shows that crop yield and breeding time are in certain positive correlation (Wang Benfu, 2006),
So limiting the lifting of rice yield to a certain extent.For seedling cultivation of rice transplants cultural method, adopting the Xinjiang more
With the cultivation management method basined irrigation after transplanting, its water consumption is more, is limited by Xinjiang natural resources, popularization and application difficulty is larger.
The content of the invention
The problem of existing for existing rice cultivating method, the invention provides a kind of cultivation of culturing and transplanting seedlings paddy rice under-film drip irrigation
Culture method.
A kind of culturing and transplanting seedlings paddy rice drip irrigation cultivation method, this method comprises the following steps：
(1) seed preparation；(2) sow；(3) seedbed management；(4) transplant；(5) field management；(6) harvest；
Wherein, in step (2), before paddy sowing, bed soil preparation is first carried out, it is desirable to which every mu of crop field prepares bed soil 100kg,
Thickness is 2.0-2.5cm；Sprinkle water so that bed soil is thoroughly impregnated；Paddy after planting, sprinkles earthing on paddy, and thickness of earth covering is
0.3-0.5cm.When selecting rice seedling raising ground substance, avoid the need for preparing bed soil.
In step (4), before culturing and transplanting seedlings, drip irrigation appliance is got out, it is desirable to which drip irrigation appliance is two drip irrigation zones of a film, one
The Guan Sihang cropping patterns of film two.Cheng Qian was being transplanted, it is necessary to complete the work such as paving drip irrigation zone, plastic film mulch, holes, earthing.Step (4)
Transplanting time is the 18-25 days length of time rice seedlings grow
In step (5), drop applies moisture at once after transplanting, makes 0-10cm shallow soil moisture contents close to saturation moisture content, promotes
Rice shoot root growth；Time of infertility irrigation quantity is 12000-14000m3/hm2, rice shoot live after to the jointing stage per pouring water within 4-5 days 1
It is secondary；Preferably, irrigation quantity is 13000m3/hm2, irrigate 1 time within every 4 days after rice shoot work, each irrigation quantity is 225-300m3/
hm2, the later stage raises with temperature, every to pour water within 2-3 days 1 time, it is preferable that to pour water 1 time within every 3 days, pour water 150-300m every time3/hm2, arrive
Maturity period irrigation quantity is gradually reduced to harvest to be stopped pouring water for first 20 days.
Above-mentioned culturing and transplanting seedlings paddy rice drip irrigation cultivation method, wherein, in step (4), a drip irrigation zone of film two, a film two
The row mode of pipe four, Spacing form is 20-30-20-50cm (i.e. a film Spacing form is 20-30-20, intermembranous away from for 50cm),
Planted at the 10cm of drip irrigation zone both sides, spacing in the rows is 10cm, 4-6 seedlings are transplanted per cave, Basic Seedling is 114-171hm-2。
Above-mentioned culturing and transplanting seedlings paddy rice drip irrigation cultivation method, wherein, bed soil includes 0.5--0.8kg/ in step (2)
100kg rice seedling-growth soil regulators, mass fraction are 25% nitrogen, phosphorus, K composite fertilizer 60-70kg/667m2, particle diameter be less than 5mm；Application rate
60-80g/ disks, seedling disk size is 28cm × 58cm × 3cm.Specifically, bed soil selects fertile loose vegetable garden soil, with 25% nitrogen,
Phosphorus, K composite fertilizer 60-70kg/667m2The fine earth that particle diameter is less than 5mm is obtained with fertilizer, plus day autumn board rice seedling-growth soil regulator, after sieving,
Overlay film heap is vexed afterwards, loam is fully cured.Traditional-handwork type of seeding (pendulum can may be selected in each department according to produce reality condition
Disk, dress soil, watering, broadcast sowing by hand, blinding, overlay film etc.) or mechanization pipelining (step completes balance, dress soil, spilt
The processes such as water, sowing, earthing).
Above-mentioned culturing and transplanting seedlings paddy rice drip irrigation cultivation method, wherein, water management is broadcast based on non-irrigated pipe in step (3)
Bed soil is irrigated to emerging when planting, moisturizing when bed soil surface bleaches after emerging；Specifically, seedling disk is put after the completion of step (2) sowing
In greenhouse-environment, fine day noon temperature of shed is controlled below 35 DEG C, prevents hyperthermal injury seedling, sows to the stage of emerging to be incubated
Based on moisturizing, the heart stage of one leaf of rice shoot one, starts to take off film hardening in good time.
Fertilizer management is：" wean fertilizer " is applied in the dusk of the heart stage of one leaf of rice shoot one, i.e., every mu rice shoot is converted with urea 3-5kg
Water 300-500kg；Apply " send and transfer fertilizer " the dusk of 3-5 days before transplanting, i.e., every mu rice shoot is watered 300-500kg with urea 3-5kg.
The prevention and control of plant diseases, pest control is：With 1.5-2.5g imidacloprids it is watered 60-90kg to prevent and treat small brown rice planthopper in the heart stage of one leaf of rice shoot one；
Every mu of rice seedling bed is watered 1-2kg for 65% fenaminosulf 0.5-1.0g with mass fraction and sprays prevention damping-off；1-2 days before transplanting,
Every mu of 2.5% Fast-growing rhizobia missible oil 30-35ml is watered 40-60kg and sprayed.
Above-mentioned culturing and transplanting seedlings paddy rice drip irrigation cultivation method, wherein, step (5) also needs to carry out fertilizer management, is specially
The total amount of nitrogen 270-390kgha in crop field-1(specific dose need to be anti-according to the soil basic topography and fertilizer efficiency of Rice Cropping field
Should determine that), the ﹕ 4 of base Nie Fei ﹕ ear manuer=6, base manure and tillering fertilizer respectively account for 50% in base fetilizer for tillering, and base manure faced the autumn in winter at upper 1 year and turns over field
Shi Peihe farmers' muck is applied, farm manure amount of application 2000-3000kg/hm2；Tillering fertilizer is applied on the 7th day after transplanting；Ear manuer point
To promote fertilizers for potted flowers and protecting fertilizers for potted flowers, equivalent is applied in two times, respectively at 4 leaf phases and 2 leaf phases administration；N P and K proportioning is N:P2O5:
K2O=1:0.5:0.7；Phosphate fertilizer makees base manure applied once entirely, and potash fertilizer application in two dressings, wherein base manure and rush fertilizers for potted flowers respectively account for 50%.
In addition to base manure, other fertilizer are applied with water droplet.When Rice Heading reaches 20%, foliage-spray method is used with 5kgha-1's
Consumption sprays granulated fertilizer.
Above-mentioned culturing and transplanting seedlings paddy rice drip irrigation cultivation method, wherein, step (1) is in the seed preparation stage, it is desirable to select
Paddy seeds germination percentage requirement more than 95%, germinating energy is more than 90%；Selected seed rice quality should meet GB4404.1 rule
It is fixed, the commodity seed of selection standard as far as possible, common seed to be carried out before seed soaking bask seeds, the work such as Tuo Mang and germination test.
During seed soaking, 10 grams of " making hectogram " or " P applied levels " 1 plus " imidacloprid " with every 5 kilograms of seeds from 2 milliliters is watered
6-7 kilograms of seed soaking standard, japonica rice is subsisted with accumulated temperature 80, soaked seed 3 days, long-grained nonglutinous rice is subsisted using accumulated temperature as 60, soaked seed 2 days.Seed soaking
When water layer should be higher by seed rice more than 10 centimetres, stir 2-3 times daily.Seed soaking need to ensure that seed rice suctions moisture, and its standard is the grain of rice
White belly is visible, and husk is transparent, and the grain of rice is easily snapped off and without sound.After the completion of seed soaking, pregermination procedure is also needed, this crosses range request rice shoot
" fast, neat, even, strong "." fast " refers to urge bud in a short time, and vernalization accumulated temperature is generally 30, and subsist can (1 day or so)；
" neat " refers to requirement seed rice germinating energy more than 90%；" even " refers to Fructus Oryzae Germinatus, root growth neat and consistent；" strong " refers to young shoot
Sturdy, the long ratio of root length, bud is appropriate, and color is fresh white, smell delicate fragrance, no vinosity.The main process sprouted according to seed growth and
Feature, vernalization can be divided into high temperature and break chest, thermophilic vernalization and airing refining 3 stages of bud.
Above-mentioned culturing and transplanting seedlings paddy rice drip irrigation cultivation method, wherein, the paddy sowing time is annual 1-April of April 15
Day.This method is applied to the arid and semi-arid rice regions such as Xinjiang.
Above-mentioned culturing and transplanting seedlings paddy rice drip irrigation cultivation method, wherein, rice harves standard is：More than 95% seed grain husk
Shell turns yellow, and more than 2/3 cob change, chrysanthemum complete ripeness rate reaches 95%；Dried in time after harvest, moisture is reached 14.5%.
Beneficial effect：
(1) compared with traditional paddy rice basins irrigation cultivation, the present invention reduces moisture input, can effectively improve WUEL
(more than 50%), suppresses weeds in paddy field growth.
(2) compared with the drip irrigation of current Demonstration Application, the present invention can shift to an earlier date 10-25 days and broadcast
Kind, extend growth period duration of rice, increase 150-300 DEG C of effective accumulated temperature, Mid-late ripening rice varieties can be planted, or make currently
The Mid-late ripening rice varieties of Demonstration Application are fully ripe, increase yield；Seedling stage and grouting parameter chilling damage are reduced simultaneously, are kept away
Exempt from seedling stage rice shoot chrysanthemum phenomenon, promote rice shoot early growth and quick tiller, it is ensured that rice quality.In addition, the present invention can reduce sowing quantity 1/
2-1/3, saves the process looked into seedling, put seedling, reduces Productive statistics.
Seedling cultivation of rice transplants the rice cultivating method that drip irrigation cultivation method is an innovation, and it can effectively increase
The effective accumulated temperature of paddy growth, extension breeding time, promote rice seed germination, growth of seedling and later stage kernel grouting, reduce low
Temperature harm, it is ensured that rice high yield stable yields.Inventor has carried out relevant seedling cultivation of rice and has transplanted drip irrigation cultivation method to rice shoot life
The research of the influences such as length, tiller generation, seedbed seedling situation, to being China's Rice Production, especially arid and semi-arid paddy rice
Production provides theoretical foundation and Technical Reference.
Brief description of the drawings
Fig. 1 under-film drip irrigation patterns of the present invention.
Embodiment
With reference to embodiment, the present invention will be further described, the experiment side of unreceipted actual conditions in the following example
Method, generally according to the known approaches of this area.
Embodiment 1
1. seed preparation：
1.1 seed rice are selected：Selection quality meets seed rice as defined in GB4404.1, it is ensured that germination percentage is more than 95%, germination
Gesture is more than 90%.Carry out bask seeds, the work such as Tuo Mang and germination test.
1.2 seed soaking：Every 5 kilograms of seeds, add 10 grams of " imidacloprid " to be watered 7 kilograms of seed-soaking liquids with 12 milliliters of " making hectogram "
Soaked seed, it is desirable to which water layer should be higher by 10 centimetres of seed rice, stirred daily 2 times.Wherein, japonica rice accumulated temperature 80 is subsisted, and is soaked seed 3 days；
Long-grained nonglutinous rice accumulated temperature 60 is subsisted, and is soaked seed 2 days or so.When seed rice grain of rice white belly is visible, husk is transparent, and the grain of rice is easily snapped off and without sound
Show that seed rice has suctioned moisture, stop seed soaking.
1.3 vernalization：The vernalization 1 day in the environment of accumulated temperature 30 is subsisted, complete vernalization, make seed rice germinating energy 90% with
On, bud, root growth neat and consistent.Require that young shoot is sturdy after the completion of vernalization, the long ratio of root length, bud is appropriate, color is fresh white, smell
Delicate fragrance, no vinosity.Whole pregermination procedure requires rice shoot " fast, neat, even, strong ".
2. sowing：
Fertile loose vegetable garden soil is selected, with 25% nitrogen, phosphorus, K composite fertilizer 60-70kg/667m2It is thin per 100kg with fertilizer
Soil plus 0.5-0.8kg days autumns board rice seedling-growth soil regulator, sieving make fine earth particle diameter be less than 5mm, and overlay film heap is vexed, and every mu of crop field prepares bed
Native 100kg, the fine earth that sieves prepared in addition not with fertilizer is native as lid seed after planting, and bed soil thickness 2.0-2.5cm in seedling disk is broadcast
Thickness of earth covering 0.3-0.5cm after kind, will be thoroughly impregnated bed soil during watering.By 28cm × 58cm of size × 3cm seedling disk, often
Disk application rate is 60g/ disks.April 1 --- No. 15 are sowed.
3. seedbed management：
Seedling disk is moved into facility plastic greenhouse after the completion of sowing, fine day noon temperature of shed is controlled below 35 DEG C, prevents high temperature
Hinder seedling, sowing is to the stage of emerging based on heat and moisture preserving, and the heart stage of one leaf of rice shoot one starts to take off film hardening in good time.Water management is with drought
Bed soil is irrigated based on pipe, during sowing to general no longer moisturizing of emerging, timely and appropriate discovery moisturizing, later appropriate with seedling growth after emerging
Moisturizing, it is moisturizing that principle, which is that bed soil surface bleaches,.In the heart stage of one leaf of rice shoot one, " wean fertilizer ", its active ingredient are applied during the dusk
That every 300kg water contains urea 3kg, the administration of " wean fertilizer " according to situations such as rice shoot growing way, Different Transplanting Periods, bed soil fertility because
Ground suiting measures to different conditions；First 3 days are transplanted according to rice shoot growing way, " send and transfer fertilizer " is applied between at candlelight, its active ingredient is that 300kg contains urea
3kg.Nursery period pest and disease damage mainly has small brown rice planthopper, damping-off, rice thripses, snout moth's larva etc., and nursery period should be noted that disease pest, and a situation arises, and
When Symptomatic medicine prevent and treat；The preventing and treating of small brown rice planthopper：The heart stage of one leaf one, is watered 60kg with active ingredient imidacloprid 1.5g and sprays；Damping-off
Preventing and treating：Every mu of rice seedling bed is watered 1kg with 65% fenaminosulf 0.5g and sprays prevention.Transplant first 1 day, every mu of 2.5% Fast-growing rhizobia missible oil
30ml is watered 40kg and sprayed.
4. transplant：
Fulfil the work such as paving drip irrigation zone, plastic film mulch, holes, earthing ahead of schedule.The wide 1.2m of film, sets two drip irrigation zones of a film, one
The row mode of two pipe of film four, Spacing form is 20-30-20-50cm, is planted at the 10cm of drip irrigation zone both sides, spacing in the rows is
10cm, 5 seedlings is transplanted per cave, Basic Seedling is 171hm-2, it is mid or late April to transplant 25 days length of time rice seedlings grow, will by the way of planting by hand
Seedling transplantation is in ready hole.
5. field management
5.1 water management：It is that drop applies moisture after transplanting, makes soil shallow-layer moisture close to saturation moisture content, promote rice shoot root
System's growth；Time of infertility irrigation quantity is about 13000m3/hm2, poured water 1 time within every 4 days to the jointing stage after rice shoot work, each irrigation quantity
For 300m3/hm2, the later stage raises with temperature, pours water 1 time within every 3 days, pour water 150m every time3/ h, gradually subtracts to maturity period irrigation quantity
It is few, harvest and stop within first 20 days pouring water.
5.2 fertilizer management：The total amount of nitrogen 270kgha in crop field-1, the ﹕ 4 of base Nie Fei ﹕ ear manuer=6, wherein base manure and tillering fertilizer
50% is respectively accounted for, ear manuer in two times apply by equivalent, respectively at 4 leaf phases and 2 leaf phases administration；N P and K proportioning is N:P2O5:K2O
=1:0.5:0.7, phosphate fertilizer makees base manure applied once entirely, and potash fertilizer application in two dressings, wherein base manure and rush fertilizers for potted flowers respectively account for 50%.Base manure
Facing the autumn in winter at upper 1 year coordinates farmers''s muck to apply when turning over field, farm manure amount of application 2000kg/hm2；Topdress and applied with water droplet.This
Outside, granules application fertilizer (5kgha can be drunk according to rice strain growing way-1), granulated fertilizer typically uses foliage-spray, and Dressing date reaches for Rice Heading
To 20% or so.
5.3 prevention and control of plant diseases, pest control etc. are carried out according to local Routine Management method.
6. harvest
To produce the fine quality rice of high-quality, harvest in good time also extremely important.Paddy rice suitably harvests standard：More than 95%
Seed glume turns yellow, and more than 2/3 cob change, chrysanthemum complete ripeness rate reaches 95%.Dried in time after harvest, reach moisture
14.5% standard.
7. experimental test
Experimental design：Seedling cultivation of rice transplants drip irrigation cultivation method in seeding and seedling raising on April 3, transplants big April 28
Field, per the seedling of cave 5 during transplanting；Drip irrigation cultivation method was sowed April 28 using artificial dibbling method, per 10, cave seed rice,
Keep a full stand of seedings 6-7 plants.Temperature after planting is recorded with moisture recorder, Plant Height of Rice, leaf age, overground part, which was measured by sampling, May 13 does
Thing weight, planting percent, calculate effective accumulated temperature.
Interpretation of result：As shown in Table 1, seedling cultivation of rice is transplanted drip irrigation cultivation method and carried out in advance in greenhouse (greenhouse)
Seedling is incubated, 25 days are advanced by compared to drip irrigation cultivation method sowing, therefore early stage effective accumulated temperature raising rice seedlings are transplanted under film
Drip irrigation cultivation method 289 DEG C of d more than traditional drip irrigation cultivation method, can effectively avoid the low temperature of late growth stage of rice
Influence to Grain Filling of Rice, yield and quality responses.In addition, forefathers' research shows under normally heading maturation condition, water
Rice varieties yield level is general as the shortening of breeding time is (Wang Benfu, 2006) on a declining curve, and paddy rice is carried out using the present invention
During cultivation, it can effectively extend rice growing season, increase effective accumulated temperature, therefore breeding time relatively long Mid-late ripening can be selected
Rice varieties, fully excavate rice in Xinjiang yield potentiality.
In rice in Xinjiang cultivation, in addition to the later stage has chilling damage, rice seedling is also than more serious by chilling damage
Period.Under the calacareous soil background of Xinjiang, on the one hand under-film drip irrigation paddy rice can influence rice when seedling stage temperature (ground temperature) is relatively low
Plant water suction and sprout；On the other hand, often there is iron deficiency chrysanthemum phenomenon in paddy rice, dead seedling even occurs when serious, therefore limit
The popularization and application of under-film drip irrigation paddy rice.When carrying out rice cropping using the present invention, shoot transplanting equipment to thing certain during crop field
Matter accumulation, to external world the defensive ability/resistance ability of environment-stress (low temperature) be substantially better than traditional drip irrigation cultivation method.Also may be used by table 1
Know, during traditional drip irrigation cultivation method after planting 15 days, seedling cultivation of rice transplants drip irrigation cultivation method rice shoot plant height, leaf
Age, individual plant overground part dry matter are significantly better than that traditional drip irrigation cultivation method, and seedling cultivation of rice transplants under-film drip irrigation cultivation
Method has tiller, and planting percent is higher than traditional drip irrigation cultivation method, is that rice high yield has established good material base
Plinth.
Influence of the different cultural methods of table 1 to paddy growth
It is recognised that the illustrative embodiments that above-described embodiment uses only for explanation inventive principle, but this hair
Bright to be not limited only to this, those skilled in the art can make various improvement and change in the case where not departing from real situation of the present invention, this
A little improvement and change fall within protection scope of the present invention.
Claims (9)
1. a kind of culturing and transplanting seedlings paddy rice drip irrigation cultivation method, it is characterised in that this method comprises the following steps：
(1) seed preparation；(2) sow；(3) seedbed management；(4) transplant；(5) field management；(6) harvest；
Wherein, in step (2), before paddy sowing, bed soil preparation is first carried out, it is desirable to which every mu of crop field prepares bed soil 100-120kg,
Bed soil thickness is 2.0-2.5cm in seedling disk；Paddy after planting, sprinkles earthing on paddy, and thickness of earth covering is 0.3-0.5cm；
In step (4), before culturing and transplanting seedlings, drip irrigation appliance is got out, it is desirable to which drip irrigation appliance is two drip irrigation zones of a film, a film two
Guan Sihang cropping patterns；Transplanting time is the 18-25 days length of time rice seedlings grow.
In step (5), drop applies moisture at once after transplanting, 0-10cm thin solum water content is reached saturation moisture content, promotes seedling
Seedling root growth；Rice at whole growth periods irrigation quantity is 12000-14000m3/hm2, rice shoot turns green after living to the jointing stage per 4-5 days
Pour water 1 time, each irrigation quantity is 225-300m3/hm2, the later stage raises with temperature, and per pouring water within 2-3 days 1 time, pour water 150- every time
300m3/hm2, it is gradually reduced to harvest to maturity period irrigation quantity and stops within first 20 days pouring water.
2. the culturing and transplanting seedlings paddy rice drip irrigation cultivation method described in claim 1, it is characterised in that：In step (4), a film row
Away from 20-30-20-50 is configured to, planted at the 10cm of drip irrigation zone both sides, spacing in the rows is 10cm, 4-6 seedlings, base are transplanted per cave
This seedling is 114-171hm-2。
3. the culturing and transplanting seedlings paddy rice drip irrigation cultivation method described in claim 1, it is characterised in that：Bed soil bag in step (2)
0.5--0.8kg/100kg rice seedling-growth soil regulators, mass fraction are included for 25% nitrogen, phosphorus, K composite fertilizer 60-70kg/667m2, particle diameter it is small
In 5mm；Earthing is the sieving vegetable garden soil that particle diameter is less than 5mm；Application rate 60-80g/ disks, seedling disk size be 28cm × 58cm ×
3cm。
4. the culturing and transplanting seedlings paddy rice drip irrigation cultivation method described in claim 1, it is characterised in that：Step (3) reclaimed water is in charge of
Reason irrigates bed soil to emerging based on non-irrigated pipe, during sowing, moisturizing when bed soil surface bleaches after emerging；
Fertilizer management is：" wean fertilizer " is applied in the dusk of the heart stage of one leaf of rice shoot one, i.e., every mu rice shoot is watered with urea 3-5kg
300-500kg；Apply " send and transfer fertilizer " the dusk of 3-5 days before transplanting, i.e., every mu rice shoot is watered 300-500kg with urea 3-5kg；
The prevention and control of plant diseases, pest control is：With 1.5-2.5g imidacloprids it is watered 60-90kg to prevent and treat small brown rice planthopper in the heart stage of one leaf of rice shoot one；Every mu
Rice seedling bed is watered 1-2kg for 65% fenaminosulf 0.5-1.0g with mass fraction and sprays prevention damping-off；1-2 days, every mu before transplanting
2.5% Fast-growing rhizobia missible oil 30-35ml is watered 40-60kg and sprayed.
5. the culturing and transplanting seedlings paddy rice drip irrigation cultivation method described in claim 1, it is characterised in that：Step (5) also needs to carry out
The total amount of nitrogen 270-390kgha of fertilizer management, specially crop field-1, the ﹕ 4 of base Nie Fei ﹕ ear manuer=6；Base manure and tiller in base fetilizer for tillering
Fertilizer respectively accounts for 50%；Ear manuer in two times apply by equivalent, is applied respectively at 4 leaf phases and 2 leaf phases, and N P and K proportioning is N:P2O5:
K2O=1:0.5:0.7；Phosphate fertilizer makees base manure applied once entirely；Potash fertilizer application in two dressings, its base manure and rush fertilizers for potted flowers respectively account for 50%；Base
Fertilizer faced the autumn in winter at upper 1 year and coordinates farmers''s muck to apply when turning over field, and fetilizer for tillering was applied in the 7th day after transplanting, farm manure amount of application
2000-3000kg/hm2；Topdress and applied with water droplet.
6. the culturing and transplanting seedlings paddy rice drip irrigation cultivation method described in claim 1, it is characterised in that step (1) is accurate in seed
The standby stage, it is desirable to which the paddy seeds germination percentage requirement of selection is more than 95%, and germinating energy is more than 90%；During seed soaking,
10 grams of " making hectogram " or " P applied levels " 1 plus " imidacloprid " with every 5 kilograms of seeds from 2 milliliters is watered 6-7 kilograms of seed soaking mark
Standard, japonica rice is subsisted with accumulated temperature 80, is soaked seed 3 days, long-grained nonglutinous rice is subsisted using accumulated temperature as 60, is soaked seed 2 days.
7. the culturing and transplanting seedlings paddy rice drip irrigation cultivation method described in claim 1, it is characterised in that：Step is given birth to entirely in (5)
Phase irrigation quantity is 13000m3/hm2, poured water 1 time within every 4 days to the jointing stage after rice shoot work.
8. the culturing and transplanting seedlings paddy rice drip irrigation cultivation method described in claim 1, it is characterised in that rice harves standard is：
More than 95% seed glume turns yellow, and more than 2/3 cob change, chrysanthemum complete ripeness rate reaches 95%；Dry, make in time after harvest
Moisture reaches 14.5%.
9. the culturing and transplanting seedlings paddy rice drip irrigation cultivation method described in claim any one of 1-8, it is characterised in that：Paddy is sowed
Time is annual 1-April of April 15.
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