CN104904457A - Water-saving maize cultivation method based on under-film drip irrigation - Google Patents
Water-saving maize cultivation method based on under-film drip irrigation Download PDFInfo
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
- A01C21/005—Following a specific plan, e.g. pattern
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
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Abstract
The invention provides a water-saving maize cultivation method. The method comprises the steps of arranging a drip irrigation pipe, conducting tillage and soil preparation, laying a mulching film and sowing seeds; applying base fertilizer, and conducting irrigation with the under-film drip irrigation method multiple times and topdressing multiple times during growth of maize; harvesting the maize after the maize matures. Irrigating water quota meets the formula that m=0.1*r*z*P*(Qmax-Qmin)/n, wherein m represents designed irrigating water quota mm, r represents soil bulk density and is 1.4-1.45 g/cm<3>, z represents planned soil wetted depth m and is 0.35-0.45 m, P represents wet ratio and is 60-70%, Qmax represents suitable soil water content upper limit and is 90-92% of the maximum water-holding capacity, Qmin represents suitable soil water content lower limit and is 70-72% of the maximum water-holding capacity, and n represents irrigation water utilization coefficient and is 0.9-0.95. By the adoption of the method, water is saved, and maize yield is high.
Description
Technical field
The present invention relates to proportion of crop planting field, in particular to a kind of maize mulched drip irrigation water-saving cultivation method.
Background technology
Corn have the laudatory title of life prolonging food, containing rich in protein, fat, vitamin, trace element, cellulose and polysaccharide etc., has the great potential of the high nutrition of exploitation, high biological function food.The main source of mankind's grain is not only by corn, become a kind of health food of hot topic, often come across on dining table, and fashionable once with the meticulous famous American-European world of food.
China is as large agricultural country, its corn planting also belongs to pillar industry, especially Zhangye Prefecture is one of national high-grade maize seed produces base, whole city's seed production corn cultivated area is stabilized in 60,000 hectares for many years, produce about 4.5 hundred million kilograms, high-grade maize seed per year, account for more than 40% of national corn sowing quantity, the 1300 ten thousand hectares of production corn seeds in the whole nation can be met, become the seed production corn production base that the whole nation is maximum.But in general cultivation method process, to pour water and fertilizing operation does not form unified operation standard, especially pour water and adopt the pattern of broad irrigation more, this Irrigation causes the ratio of agricultural water higher, seriously constrain the raising of economy of resources, and overirrigation also can have influence on growing way and the output of corn.
In view of this, special proposition the present invention.
In prior art, generally adopt the mode of broad irrigation to pour water to crop, but this irrigation method due to the moisture watered on crop can not well by its root system be absorbed, therefore the normal growth that a large amount of irrigation could meet crop is only added, not only waste resource and also run counter to low-carbon environment-friendly, saving water resource advocate principle, if overirrigation can restrict the impact of fertilizer efficiency on crop in addition, and then have influence on growing way and the output of corn.
The present invention has invented a kind of cultivation method for maize mulched drip irrigation water saving in order to solve the problem, overturn traditional pouring pattern, and this drip irrigation method goes out its water consumption by theory calculate in advance, the unified standard for its whole pouring process formulation.Irrigating water quota needs to estimate in strict accordance with above-mentioned formula, wherein z-plans this parameter of ground moistening layer depth preferably between 35-45cm, spend because if wetting and deeply can cause water resource waste, nor the further growth of crop can be of value to, if the degree of depth of wetting layer crosses the shallow moisture that can not provide again q.s, affect the normal growth of crop.Therefore its suitable scope is between 35-45cm, and that more excellent is 45cm, and other parameters are also the more satisfactory scopes of the growing state optimization according to actual kind corn equally, and therefore in this formula further, best valued combinations is: γ is 1.41g/cm
3, z is 0.45m, P be 60%, θ max is 90% of maximum water-holding capacity, θ min is 70%, η of maximum water-holding capacity is 0.9, and the irrigating water quota calculated under this condition is 50.76mm, i.e. 33.84m3/ mu, this is best irrigating water quota, and this irrigating water quota is the value of crop water peak period.
In the present invention, the irrigation frequency adopting under-film drip irrigation mode to carry out irrigating preferably meets following formula: T=(m/Ea) × η (2)
M-designs irrigating water quota mm;
T-designs d irrigation frequency;
Ea-designs water consumption intensity mm/d, is 2-3mm/d;
η-water efficiency of irrigation is 0.9-0.95.
Wherein, irrigating water quota adopts the numerical value calculated in formula (1), irrigation frequency is the interval time of pouring water for twice whole plant growth period, the span of its design parameter is all more satisfactory scopes of the growing state optimization according to corn, preferably, Ea is 3, η is 0.9, under this value condition, irrigation frequency is 15 days, and the interval of that is pouring water for twice is preferably 15 days.
In addition, the perdurabgility of once pouring water adopting under-film drip irrigation mode to carry out irrigating meets following formula: t=(m × Se × Sr)/qd (3)
M-designs irrigating water quota mm;
T-once pours water h perdurabgility;
Qd-designs dripping end flow L/h, is 2.4-2.5L/h;
Se-designs the dripper spacing m of hollow billet, is 0.3-0.4m;
Sr-designs capillary pipe spacing m, is 0.9-1.1m.
Wherein, the distance when dripper spacing of design hollow billet refers to and carries out drip irrigation between two water droppers, general control between 0.3-0.4m, distance when capillary pipe spacing refers to drip irrigation between pipeline, general control is between 0.9-1.1m, preferably, qd is 2.4L/h, Se be 0.3m, Sr is 1.1m, under this more excellent range of condition, calculate perdurabgility of once pouring water is 7 hours, illustrates that the 7 hours time of continuity when at every turn pouring water is for best.
In irrigating water quota, irrigation frequency and once pour water perdurabgility equal optimization preferably after scope, the growth cycle of general corn was at about 120 days, the number of times of so altogether irrigating in whole growth cycle process is 7-8 time, and the overall control of irrigation is at 250-320m
3, optimum irrigation frequency is 8 times, and irrigation total amount is 270.72m
3/ mu, adopts the mode of broad irrigation generally all to need 400m compared with prior art
3the water yield of/mu, water resource is accomplished save significantly.
In the present invention, this 8 times pours water preferably be respectively jointing to pour water period 1 time, toy trumpet mouth to pour water period 1 time, typhon mouth to pour water period 1 time, take out pour water male period 1 time, take out hero terminate rear period and pour water 1 time, grouting to pour water period 1 time, cured ripe period pours water 2 times.In order to fully demonstrate water-fertilizer integral, fertilizer is dissolved in the irrigation water of under-film drip irrigation by the present invention in the process of topdressing, achieve equally in the process of pouring like this and topdress, the number of times topdressed is generally 2-3 time, it is preferably 3 times, be respectively jointing and chase after jointing fertilizer period, typhon mouth chases after ear manuer and takes out hero and terminate rear period and chase after granulated fertilizer period.
Further, be passed from fertile tank by water during practical operation, the flowing of such current can drive fertilizer to infiltrate in soil together, thus reaches the object of water-fertilizer integral.
Finally, in order to overcome due to potash fertilizer, the phosphate fertilizer not easily problem be not easily applied in follow-up process of topdressing in soil soluble in water, control fertilizer is delayed in employing when using substrate and being fertile of the invention, and namely executed substrate fertilizer is the mixture of farm organic fertilizer, slow control fertilizer, phosphate fertilizer and potash fertilizer; Wherein phosphate fertilizer is phosphorus diamines, potash fertilizer is one or both the mixture in potassium sulfate and zinc sulphate, slow control fertilizer can make fertilizer nutrient rate of release slow, release period is longer, fertilizer needed for plant growth can be met in the whole vegetative period of crop, therefore topdress in process follow-up, only need to chase after with urea, and do not need to chase after phosphate fertilizer and potash fertilizer again.
Compared with prior art, beneficial effect of the present invention is:
(1) the present invention is directed to the specific growth cycle of corn and process of growth has formulated under-film drip irrigation water-saving cultivation method, overturn traditional pouring pattern, and this drip irrigation method goes out its water consumption by theory calculate in advance, the unified standard for its whole pouring process formulation;
(2) irrigating water quota of the present invention, irrigation frequency and equal optimization perdurabgility preferably number range of once pouring water, and give optimal value, maize mulched drip irrigation water-saving cultivation method is had can the foundation of reference, be convenient to promote the use of cultivation method of the present invention on a large scale and carry out cultivated maize, thus reach the object of saving irrigation model;
(3) cultivation method of the present invention achieves water-fertilizer integral, and optimize the concrete number of times and concrete opportunity that topdress, make by cultivation method of the present invention while water saving, joint can also be reached fertile and make full use of fertilizer efficiency, make crop growing state and the more excellent effect of output.
(4) the present invention creatively application of slow control fertilizer when using substrate and being fertile, fertilizer nutrient rate of release can be made slow, release period is longer, fertilizer needed for plant growth can be met in the whole vegetative period of crop, therefore topdress in process follow-up, only need to chase after with urea, and do not need to chase after phosphate fertilizer and potash fertilizer again.
Summary of the invention
The object of the present invention is to provide a kind of maize mulched drip irrigation water-saving cultivation method, the cultivation method of described corn has that water saving, joint are fertile, corn grows fine and the advantage such as volume increase.
In order to realize above-mentioned purpose of the present invention, spy by the following technical solutions:
Embodiments provide a kind of maize mulched drip irrigation water-saving cultivation method, comprise the steps: to carry out after (A) has laid drip irrigation pipe cultivated wholely, then covering film sowing;
(B), after executing substrate fertilizer, during corn growth, adopt under-film drip irrigation mode to irrigate repeatedly and topdress repeatedly;
(C) treat that corn is ripe, gather;
Wherein, the irrigating water quota adopting under-film drip irrigation mode to carry out irrigating meets following formula:
m＝0.1×γ×z×P×(θmax-θmin)/η (1)
M-designs irrigating water quota mm;
γ-bulk density of soil g/cm
3, be 1.4-1.45g/cm
3;
Z-plans ground moistening layer depth m, is 0.35-0.45m;
P-percentage of wetted soil % is 60-70%;
The θ max-suitable soil moisture content upper limit is the 90-92% of maximum water-holding capacity;
θ min-suitable soil moisture content lower limit is the 70-72% of maximum water-holding capacity;
η-water efficiency of irrigation is 0.9-0.95.
Embodiment
Below in conjunction with embodiment, embodiment of the present invention are described in detail, but it will be understood to those of skill in the art that the following example only for illustration of the present invention, and should not be considered as limiting the scope of the invention.Unreceipted actual conditions person in embodiment, the condition of conveniently conditioned disjunction manufacturer suggestion is carried out.Agents useful for same or the unreceipted production firm person of instrument, be and can buy by commercially available the conventional products obtained.
Embodiment 1
Maize mulched drip irrigation water-saving cultivation method is as follows:
1) first carry out the design of drip irrigation system and laid drip irrigation pipe, concrete steps are as follows:
The determination of control area: first should carry out water balanced calculation during design, to determine rational control area.When water source is motor-pumped well, should according to the control area of motor-pumped well outflow determination maximum possible.When water source is river, the pool, water channel, the factor determination Optimal Control area of the water source water yield and economic two aspects should be considered simultaneously, according to design experiences in the past, comparatively economic control area is 66.7 hectares (1000 mus), preferably not more than 100 hectares (1500 mus), and great majority irrigate monocrop.
Deposition step: a is according to landform condition analysis determination pipe network type in pipe network planning; B determines the suitable location of hydrant and unburied tube; C presses the shortest principle of pipeline total length, determines trend and the length of pipeline at different levels in pipe network; D marks the position of pipeline pile No. at different levels, elevation, waterworks, protection facility, connecting tube and annex on skiagraph; E is to pipeline at different levels, pipe fitting, waterworks etc., and list category is added up.
Drip irrigation system designs: the design of drip irrigation system is carried out based on drip irrigation project overall planning, its content comprises the layout of system, the determination of system and pipe design flow at different levels, the water force of pipe network, and pumping plant, sedimentation basin, stem design etc., write out design instruction, propose engineering material, equipment and budget inventory, construction and operational management requirement.
The layout of drip irrigation system normally makes preliminary layout on contour map, is then taken to by preliminary arrangement and contrasts with actual landform on the spot, and carries out necessary correction.The contour map ratio that the layout of drip irrigation system is used is generally 1/500-1/1000.Also can arrange on actual landform when irrigated area is very little, but drip irrigation system layout schematic diagram should be drawn.
Pipe network hydraulic calculation and design: the type selecting of a. irrigate band: the design of hollow billet, be exactly select irrigate band model, determine its length, calculated water head loses.According to different soil property, crop species, the irrigate band of reasonable model should be selected.Different Soil, the Vertical Infiltration ability of its water is different with lateral diffusion-capability, and sand loam soil should select dripping end flow large, and closely spaced irrigate band, clayed soil should select dripping end flow little, the irrigate band that spacing is large.
B. the determination of horizontal hollow billet limit water dropper number
In formula: Nm---the limit shunting hole count of hollow billet;
[△ h
2]---the permission head difference of hollow billet, m, [△ h
2]=β
2[△ h], β
2should determine through technology and economy comparison, for level land β
2desirable 0.55;
[△ h]---community of pouring water allows head difference m;
D---hollow billet internal diameter mm;
K---loss of flood peak sampling factor, is generally 1.1 ~ 1.2;
Qd---designed discharge of dripper L/h.
C. hollow billet limiting length (Lm) is determined
Lm＝Nm×Se
The actual laying length of hollow billet can be determined according to the actual conditions in hollow billet limiting length and bar field.
D. the frictional head loss h of hollow billet is determined
In formula: f, m, b---be respectively the coefficient of friction resistance, the index of discharge and caliber coefficient, can be checked in by table;
N---apopore number;
S0---import to the spacing in first hole, m.
F determines hollow billet local head loss
When parameter lacks, hollow billet local head loss can calculate by the 10%-20% of frictional head loss.
The design of main: the design objective of main is by worst pipeline from below to up, the operating pressure of calculated water head loss approach from a distance and the flow carried to each arm and arm, selects each length of pipe section of main, caliber and nominal pressure.The computing formula of the main loss of flood peak is identical with arm, and its each pipeline section caliber according to operating cost and one-time investment, should carry out technology and economy comparison and determine.Also can determine by the computational methods of arm economic pipe size.
2) plough wholely, then sow and covering film: first plough, comprise subsoiling, dig, except operations such as stubble-cleanings, carry out wholely behind arable land, before broadcasting after namely ploughing to top layer (topsoil) soil carry out ravel, making ridge, the operation such as smooth, suppression, after finally completing wholely, covering film, should under mulch film unexpected topsoil surface 5cm-7cm soil temperature stable by 7 DEG C time, can sow, according to line-spacing 130cm-140cm, be as the criterion with ridge platform center line, both sides equidistantly extend to the left and right.Line-spacing 92cm-100cm between two ridges.The Planting Row Distance forming wide-and narrow-row is sowed.
3) adopt under-film drip irrigation mode to irrigate after using substrate fertilizer 7-8 time, and topdress after 2-3 time, treat that corn maturation can be gathered;
Wherein, the irrigating water quota that under-film drip irrigation mode carries out irrigating meets following formula:
m＝0.1×γ×z×P×(θmax-θmin)/η
M-designs irrigating water quota mm;
γ-bulk density of soil g/cm
3, be 1.4-1.45g/cm
3;
Z-plans ground moistening layer depth m, is 0.35-0.45m;
P-percentage of wetted soil % is 60-70%;
The θ max-suitable soil moisture content upper limit is the 90-92% of maximum water-holding capacity;
θ min-suitable soil moisture content lower limit is the 70-72% of maximum water-holding capacity;
η-water efficiency of irrigation is 0.9-0.95;
The irrigation frequency adopting under-film drip irrigation mode to carry out irrigating meets following formula:
T＝(m/Ea)×η
M-designs irrigating water quota mm;
T-designs d irrigation frequency;
Ea-designs water consumption intensity mm/d, is 2-3mm/d;
η-water efficiency of irrigation is 0.9-0.95;
The perdurabgility of once pouring water adopting under-film drip irrigation mode to carry out irrigating meets following formula:
t＝(m×Se×Sr)/qd
M-designs irrigating water quota mm;
T-once pours water h perdurabgility;
Qd-designs dripping end flow L/h, is 2.4-2.5L/h;
Se-designs the dripper spacing m of hollow billet, is 0.3-0.4m;
Sr-designs capillary pipe spacing m, is 0.9-1.1m;
The overall control adopting under-film drip irrigation mode to carry out irrigating by calculating is at 250-320m
3/ mu.
Embodiment 2
1) with the step 1 in the embodiment of the present invention 1) identical;
2) with the step 2 in the embodiment of the present invention 1) identical;
3) substrate fertilizer is first used, i.e. every mu of organic fertilizer 1800kg, the fertile 30kg of slow control, phosphorus two ammonium 23kg, potassium sulfate 37kg, after zinc sulphate 1-1.5kg, adopt under-film drip irrigation mode to irrigate 8 times, be respectively jointing to pour water period 1 time, toy trumpet mouth to pour water period 1 time, typhon mouth to pour water period 1 time, take out pour water male period 1 time, take out hero terminate rear period and pour water 1 time, grouting to pour water period 1 time, cured ripe period pours water 2 times; And topdress 3 times, be respectively jointing and chase after jointing fertilizer period, typhon mouth chases after ear manuer and takes out hero and terminate rear period and chase after granulated fertilizer period, topdresses water to pass from fertile tank at every turn, be dissolved in the irrigation water of under-film drip irrigation to make fertilizer and realize water-fertilizer integral, finally treat that corn maturation can be gathered;
Wherein, the irrigating water quota that under-film drip irrigation mode carries out irrigating meets following formula:
m＝0.1×γ×z×P×(θmax-θmin)/η
M-designs irrigating water quota mm;
γ-bulk density of soil g/cm
3, be 1.41g/cm
3;
Z-plans ground moistening layer depth m, is 0.45m;
P-percentage of wetted soil % is 60%;
The θ max-suitable soil moisture content upper limit is 90% of maximum water-holding capacity;
θ min-suitable soil moisture content lower limit is 70% of maximum water-holding capacity;
η-water efficiency of irrigation is 0.9;
By calculate design irrigating water quota be 50.76mm, i.e. 33.84m3/ mu;
The irrigation frequency adopting under-film drip irrigation mode to carry out irrigating meets following formula:
T＝(m/Ea)×η
M-designs irrigating water quota mm;
T-designs d irrigation frequency;
Ea-designs water consumption intensity mm/d, is 3mm/d;
η-water efficiency of irrigation is 0.9;
Be 15d by calculating best irrigation frequency;
The perdurabgility of once pouring water adopting under-film drip irrigation mode to carry out irrigating meets following formula:
t＝(m×Se×Sr)/qd
M-designs irrigating water quota mm;
T-once pours water h perdurabgility;
Qd-designs dripping end flow L/h, is 2.4L/h;
Se-designs the dripper spacing m of hollow billet, is 0.3m;
Sr-designs capillary pipe spacing m, is 1.1m;
Be 7 hours by calculating best perdurabgility of once pouring water, the total amount of irrigating in the whole corn growth cycle is 270.72m
3/ mu.
Comparative example 1
Employing application number is that the cultivating method of crop in the patent of 20091075454.1 carries out cultivated maize, and whole growth cycle waters water inventory and reaches 405m
3/ mu.
Experimental example 1
After the relation of the irrigation quantity in the embodiment of the present invention and comparative example 1 and output is tested, draw following data, specifically see the following form 1:
The relation of table 1 output and duty
As can be seen from Table 1, wherein the 4th perpendicular row correspond to most preferred embodiment 2 of the present invention, last perpendicular row correspond to comparative example 1, and the relation of output and duty and the parallel laboratory test that designs are understood in first three perpendicular behavior, specific implementation method is identical with embodiment 2, just duty is different, so also can find out clearly from upper table, water-saving cultivation method of the present invention is adopted to improve output, but duty is too much or its output very few also can reduce accordingly, therefore preferably control in suitable scope relatively good.
Although illustrate and describe the present invention with specific embodiment, however it will be appreciated that can to make when not deviating from the spirit and scope of the present invention many other change and amendment.Therefore, this means to comprise all such changes and modifications belonged in the scope of the invention in the following claims.
Claims (10)
1. a maize mulched drip irrigation water-saving cultivation method, is characterized in that, comprises the steps:
(A) carry out after having laid drip irrigation pipe cultivated wholely, then covering film sowing;
(B), after executing substrate fertilizer, during corn growth, adopt under-film drip irrigation mode to irrigate repeatedly and topdress repeatedly;
(C) treat that corn is ripe, gather;
Wherein, the irrigating water quota adopting under-film drip irrigation mode to carry out irrigating meets formula (1):
m＝0.1×γ×z×P×(θmax-θmin)/η (1)
M is design irrigating water quota mm;
γ is bulk density of soil g/cm
3, be 1.4-1.45g/cm
3;
Z is plan ground moistening layer depth m, is 0.35-0.45m;
P is percentage of wetted soil %, is 60-70%;
θ max is the suitable soil moisture content upper limit, is the 90-92% of maximum water-holding capacity;
θ min is suitable soil moisture content lower limit, is the 70-72% of maximum water-holding capacity;
η is water efficiency of irrigation, is 0.9-0.95.
2. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 1, is characterized in that, γ is 1.41g/cm
3, 90%, θ min of to be 60%, θ max be maximum water-holding capacity that z is 0.45m, P is 70%, η of maximum water-holding capacity is 0.9.
3. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 2, is characterized in that, in described step (B), the irrigation frequency adopting under-film drip irrigation mode to carry out irrigating meets formula (2):
T＝(m/Ea)×η (2)
M is design irrigating water quota mm;
T is design d irrigation frequency;
Ea is design water consumption intensity mm/d, is 2-3mm/d;
η is water efficiency of irrigation, is 0.9-0.95.
4. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 3, is characterized in that, Ea is 3, η is 0.9.
5. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 4, is characterized in that, in described step (B), the perdurabgility of once pouring water adopting under-film drip irrigation mode to carry out irrigating meets formula (3):
t＝(m×Se×Sr)/qd (3)
M is design irrigating water quota mm;
T is h perdurabgility that once pours water;
Qd is design dripping end flow L/h, is 2.4-2.5L/h;
Se is the dripper spacing m of design hollow billet, is 0.3-0.4m;
Sr is design capillary pipe spacing m, is 0.9-1.1m.
6. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 5, is characterized in that, qd is 2.4L/h, Se be 0.3m, Sr is 1.1m.
7. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 6, is characterized in that, in described step (B), the overall control that employing under-film drip irrigation mode carries out irrigating is at 250-320m
3/ mu, the number of times of irrigation is 7-8 time.
8. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 7, it is characterized in that, the number of times of pouring water is 8 times, be respectively jointing to pour water period 1 time, toy trumpet mouth to pour water period 1 time, typhon mouth to pour water period 1 time, take out pour water male period 1 time, take out hero terminate rear period and pour water 1 time, grouting to pour water period 1 time, cured ripe period pours water 2 times.
9. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 8, is characterized in that, the number of times topdressed is 2-3 time, and to topdress be dissolved in the irrigation water of under-film drip irrigation by fertilizer;
Preferably, the number of times topdressed is 3 times, is respectively jointing and chases after jointing fertilizer period, and typhon mouth chases after ear manuer and takes out hero and terminate rear period and chase after granulated fertilizer period.
10. a kind of maize mulched drip irrigation water-saving cultivation method according to claim 9, is characterized in that, in described step (B), the substrate fertilizer executed is the mixture of farm organic fertilizer, slow control fertilizer, phosphate fertilizer and potash fertilizer; Wherein phosphate fertilizer is phosphorus diamines, and potash fertilizer is one or both the mixture in potassium sulfate and zinc sulphate.
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| CN106134700A (en) * | 2016-06-25 | 2016-11-23 | 吉林省农业科学院 | A kind of Semen Maydis view of water cultural method |
| CN106385845A (en) * | 2016-08-30 | 2017-02-15 | 山东胜伟园林科技有限公司 | Root irrigation water-saving cultivation method for plants in secondary saline-alkali land |
| CN106949923A (en) * | 2017-03-02 | 2017-07-14 | 江苏大学镇江流体工程装备技术研究院 | A kind of measurement sprayed with shower nozzle sprinkler coefficient and optimization method |
| CN106993518A (en) * | 2017-05-08 | 2017-08-01 | 北京市水科学技术研究院 | A kind of facilities vegetable under-film drip irrigation method |
| CN107135915A (en) * | 2017-05-08 | 2017-09-08 | 北京市水科学技术研究院 | A kind of facilities vegetable under-film drip irrigation intelligent irrigation decision system |
| CN107278585A (en) * | 2017-07-20 | 2017-10-24 | 冷秀财 | A kind of corn planting method |
| CN107548932A (en) * | 2016-06-30 | 2018-01-09 | 天津市澍丰农业科技有限公司 | A kind of corn water-saving irrigation cultural method |
| CN108967079A (en) * | 2018-07-28 | 2018-12-11 | 安徽省万果园农业科技发展有限公司 | A method of improving corn planting phosphate fertilizer utilization efficiency |
| CN109197080A (en) * | 2018-09-28 | 2019-01-15 | 宁夏大学 | A kind of fertigation management method of long jujube |
| CN109197437A (en) * | 2018-11-05 | 2019-01-15 | 黑龙江八农垦大学 | A kind of liquid manure high efficiency regulatory method of cold ground Corn In Semiarid Area large-ridge double-row under-film drip irrigation |
| CN111226711A (en) * | 2020-03-28 | 2020-06-05 | 山西省农业科学院小麦研究所 | Photo-thermal water-fertilizer efficient cultivation method for wheat and corn double-cropping crop rotation area |
| CN114402731A (en) * | 2021-12-21 | 2022-04-29 | 盐城工学院 | Biological cultivation method for mucilaginous soil of greenhouse |
| CN115005008A (en) * | 2022-07-19 | 2022-09-06 | 中国科学院西北生态环境资源研究院 | Method for planting flower shrubs in film-covered corn field |
| CN115222152A (en) * | 2022-08-30 | 2022-10-21 | 石河子大学 | Rotation irrigation system optimization method for improving field drip irrigation uniformity |
| CN116018988A (en) * | 2023-02-21 | 2023-04-28 | 聊城大学 | Field cultivation method and water-saving irrigation method for watermelons |
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| CN105340566A (en) * | 2015-12-15 | 2016-02-24 | 常熟市辛庄镇双浜农地股份合作社 | Planting method of corns with high vitamin content |
| CN106134700A (en) * | 2016-06-25 | 2016-11-23 | 吉林省农业科学院 | A kind of Semen Maydis view of water cultural method |
| CN107548932A (en) * | 2016-06-30 | 2018-01-09 | 天津市澍丰农业科技有限公司 | A kind of corn water-saving irrigation cultural method |
| CN106385845A (en) * | 2016-08-30 | 2017-02-15 | 山东胜伟园林科技有限公司 | Root irrigation water-saving cultivation method for plants in secondary saline-alkali land |
| CN106949923A (en) * | 2017-03-02 | 2017-07-14 | 江苏大学镇江流体工程装备技术研究院 | A kind of measurement sprayed with shower nozzle sprinkler coefficient and optimization method |
| CN106993518A (en) * | 2017-05-08 | 2017-08-01 | 北京市水科学技术研究院 | A kind of facilities vegetable under-film drip irrigation method |
| CN107135915A (en) * | 2017-05-08 | 2017-09-08 | 北京市水科学技术研究院 | A kind of facilities vegetable under-film drip irrigation intelligent irrigation decision system |
| CN107278585A (en) * | 2017-07-20 | 2017-10-24 | 冷秀财 | A kind of corn planting method |
| CN108967079A (en) * | 2018-07-28 | 2018-12-11 | 安徽省万果园农业科技发展有限公司 | A method of improving corn planting phosphate fertilizer utilization efficiency |
| CN109197080A (en) * | 2018-09-28 | 2019-01-15 | 宁夏大学 | A kind of fertigation management method of long jujube |
| CN109197437A (en) * | 2018-11-05 | 2019-01-15 | 黑龙江八农垦大学 | A kind of liquid manure high efficiency regulatory method of cold ground Corn In Semiarid Area large-ridge double-row under-film drip irrigation |
| CN111226711A (en) * | 2020-03-28 | 2020-06-05 | 山西省农业科学院小麦研究所 | Photo-thermal water-fertilizer efficient cultivation method for wheat and corn double-cropping crop rotation area |
| CN114402731A (en) * | 2021-12-21 | 2022-04-29 | 盐城工学院 | Biological cultivation method for mucilaginous soil of greenhouse |
| CN115005008A (en) * | 2022-07-19 | 2022-09-06 | 中国科学院西北生态环境资源研究院 | Method for planting flower shrubs in film-covered corn field |
| CN115222152A (en) * | 2022-08-30 | 2022-10-21 | 石河子大学 | Rotation irrigation system optimization method for improving field drip irrigation uniformity |
| CN116018988A (en) * | 2023-02-21 | 2023-04-28 | 聊城大学 | Field cultivation method and water-saving irrigation method for watermelons |
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