CN110073756A - A kind of beach newly encloses tideland for cultivation the efficient modification method of farmland soil - Google Patents

A kind of beach newly encloses tideland for cultivation the efficient modification method of farmland soil Download PDF

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Publication number
CN110073756A
CN110073756A CN201910476773.XA CN201910476773A CN110073756A CN 110073756 A CN110073756 A CN 110073756A CN 201910476773 A CN201910476773 A CN 201910476773A CN 110073756 A CN110073756 A CN 110073756A
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soil
farmland
field
cultivation
beach
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汪峰
姚红燕
王丽丽
金树权
陈若霞
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Ningbo Academy of Agricultural Sciences
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Ningbo Academy of Agricultural Sciences
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B79/00Methods for working soil
    • A01B79/02Methods for working soil combined with other agricultural processing, e.g. fertilising, planting

Abstract

The present invention relates to a kind of beach newly to enclose tideland for cultivation the efficient modification method of farmland soil comprising following steps: (1) farmland infrastructure;(2) the efficient desalination of soil;(3) soil improvement and soil fertility are promoted;(4) crop planting selects.Compared with prior art, modification method strong operability, less investment, profitable and environmentally friendly, salt discharge significant effect in the present invention, soil can be significantly improved, is a kind of comprehensive alkaline land improving technology for integrating farmland construction, efficient desalination, improvement of soil fertility and plantation selection.

Description

A kind of beach newly encloses tideland for cultivation the efficient modification method of farmland soil
Technical field
The present invention relates to technical field of land improvement more particularly to a kind of beach newly to enclose tideland for cultivation the farmland soil efficiently side of improvement Method.
Background technique
China's Tidal Flat Resources are abundant, and it is generally higher to enclose tideland for cultivation farmland salinization and alkalization, and area has and increases trend year by year.Existing In the case where having cultivated area constantly to reduce, the reserve land resources such as development and utilization salt-soda soil have important strategic importance.Its In, in China, marine solonchak resource is developed in the rainfall coastal region in east China abundant, utilizes from reclamation of saline soil and agricultural resource is comprehensive Carry out marine solonchak agricultural large-scale production using setting out, there is urgent social demand.
Salt affected soil is one of most important dyskinetic soil types in China, and the most important feature of saline-alkali soil is containing more Water soluble salt and alkali, since salinity is big, alkali point is more, by leaching loss, soil texture is destroyed the humic substance of soil, is showed Hard when glutinous when being wet, dry, aeration and water penetration are bad, serious to will cause crop wilting, poisoning even death.Therefore, salt Alkaline earth earth is not only by saline and alkaline strong stress, but also the soil organism and nutrient content are relatively low, and physical structure is poor, retain water and nutrients Ability is on the weak side.These features of alkaline land soil seriously limit the growth and development of crop and the promotion of yield and quality.
Further, the domestic and international alkaline land improving of needle is numerous using methods and techniques, and different ameliorative measure effects is different, excellent Point with deficiency and deposit, the method mainly used at present has hydraulic engineering method, stalk or covering with ground sheeting method, biological modification method and change Learn improvement etc..Wherein, hydraulic engineering method is one of the common method of tilth salinization improvement, will be in soil by being laid with hidden pipe Salinity is drained with water, but the disadvantage is that construction and maintenance cost it is higher, be unable to fast lifting soil quality, such as: application No. is The Chinese invention patent " saline and alkali land improvement method " of CN201710043546.9 (Publication No. CN108337947A).Stalk or ground Film covering obviously can inhibit moisture to evaporate, and leaching salt effect is infiltrated in raising, prevent topsoil salinization, but the disadvantage is that the easy accumulation of salt in the surface soil of soil, difficult The mulch of degradation also pollutes the environment, such as: application No. is in CN201710133603.2 (Publication No. CN106797867A) State's patent of invention " utilizes the medlar cultivation method of improving straw mulching moisturizing salt reduction alkali ".Biological modification method significant effect, at the same it is advantageous In the recovery of microhabitat, but it is improved excessive cycle and seriously constrains agricultural development, such as: Patent No. CN201710703811.1 Chinese invention patent " a kind of method of salt-soda soil transplanting arbor and the afforestation side in salt-soda soil of (Publication No. CN107439337A) Method ".Salt-soda soil is handled by chemical amendments, as application of organic fertilizers, bacteria residue and chemical improvement agent (stalk, organic fertilizer, Zeolite, lignite, ground phosphate rock) etc., there is positive effect to the promotion of the abatement, soil fertility of saline and alkaline obstruction factor, but the disadvantage is that The dosage of modifying agent is big, improves higher cost, such as: application No. is CN201711236418.2 (Publication No. CN108129227A) Chinese invention patent " a kind of improvement sandy salt-soda soil compound fertilizer and preparation method thereof ".Therefore it is existing for salt The modification method on alkali ground could be improved.
Summary of the invention
It is good the technical problem to be solved by the present invention is to provide a kind of strong operability, salt discharge effect for the prior art And soil quality improves significant beach and newly encloses tideland for cultivation the efficient modification method of farmland soil.
The present invention to solve above-mentioned technical problem used by technical solution are as follows: it is efficient that a kind of beach newly encloses tideland for cultivation farmland soil Modification method, it is characterised in that the following steps are included:
(1) farmland infrastructure: plot surrounding to be improved dig water storage salt discharge ditch, wait improve built respectively in plot into Water channel and drainage ditch, the inlet channel and the setting of drainage ditch parallel side-by-side, build between adjacent inlet channel and drainage ditch and are higher than field The ridge in face excavates the field ditch being connected with drainage ditch, in basic field to form basic field respectively inside each basic field Culvert pipe is respectively set in the inlet channel and drainage ditch of block two sides;
(2) the efficient desalination of soil: ploughing deeply soil, and ploughing depth is 40~60cm, is filled using fresh water or brackish water It irrigates the farmland after ploughing deeply, after soaked field, extra Soil surface water is discharged, the processing of rotary tillage subsoiling is carried out to soil layer, to rotary tillage subsoiling Soil afterwards carries out standing heavy slurry processing, and the time for standing heavy slurry is 1~2 day, after muddy mud sediment to field bottom, Pump drainage falls the salt water that field surface layer is eluted;
(3) soil improvement and soil fertility are promoted: after desalting processing, being sprinkled into soil conditioner in the soil, and utilize rotary tillage Mode is sufficiently mixed soil conditioner with soil;
(4) crop planting selects: planting at least 2 years stronger rice of salt-tolerant trait on plot after treatment, plants The preferable crop-planting of other salt tolerances may be selected after rice.
Preferably, the soil conditioner includes organic materials and chemical improvement agent, above-mentioned organic materials is stacked organic At least one of fertilizer, edible fungi residue, feces of livestock and poultry or crop material, and the first three years after the desalting processing of farmland is organic Material returning to the field total amount is at least 20 tons/hectare;Above-mentioned chemical improvement agent is the trade waste of calcic or is ground phosphate rock and corruption Grow the mixture of acid.The organic acid that organic materials generates in decomposable process can effectively improve the buffer capacity of soil, adjust Soil pH is saved.
Further, it is preferable that the chemical improvement agent is at least one of gypsum, flyash or ground phosphate rock, amount of application For 10 tons/hectare;Alternatively, the ground phosphate rock and humic acid mass ratio are 5~7:3, amount of application is 3 tons/hectare.
Preferably, measure Soil salinity after the efficient desalination of soil in the step (2), if salinity it is not up to standard into The step of secondary desalination of row, secondary desalination are as follows: the farmland after being ploughed deeply using fresh water or brackish water irrigation, after soaked field, discharge Extra Soil surface water carries out the processing of rotary tillage subsoiling to soil layer, carries out standing heavy slurry processing to the soil after rotary tillage subsoiling, to muddiness Mud sediment to field bottom after, pump drainage falls the salt water that field surface layer is eluted;Soil salinity is surveyed after secondary desalination It is fixed, above-mentioned secondary de-salting operation is repeated if salinity is not also up to standard, until Soil salinity is up to standard.It can be obtained more by as above operating Good salt discharge effect.
Preferably, in the step (3), high temperature season selects plastic light-transmission film or crop material to make on nonirrigated farmland Saline and alkaline ground surface is covered on for covering.Moisture Movement, compacting salt accumulation in surface soil and promotion plant growth are adjusted to reach Purpose.
Preferably, in arable land, lay-up period plants clover as green manure in the step (3), adopted to edible fresh vegetable part Whole strain green manure stalk is crushed into simultaneously returning after plucking, to promote the soil fertility in plot.
Preferably, using dry season deep ploughing and rainy season shallow plowing, alternately mode carries out farming in the step (3), wherein The tilth of dry season deep ploughing is 30~50cm, and the tilth that rainy season ploughs shallowly is 10~15cm.
Compared with prior art, technological merit of the invention are as follows: beach of the invention is newly enclosed tideland for cultivation farmland soil and efficiently improved Method integrated use salt-water regulation, soil fertility is cultivated, liquid manure is planned strategies for, agricultural high-effiency plant etc., and technologies realize that salt-soda soil accelerates desalination to train It educates and is utilized with agricultural high-effiency, the modification method strong operability, less investment, profitable, severe salination polders soil (always contains Salt amount > 0.6%) it is just modified to, improvement current year horizontal (total salinity < 0.3%) to slight salination in a short time Crops are planted, and obtain significant economic and social benefit.
Detailed description of the invention
Fig. 1 is that Plays of embodiment of the present invention field builds schematic diagram;
Fig. 2 is the diagrammatic cross-section of field in the embodiment of the present invention;
Fig. 3 is another diagrammatic cross-section of field in the embodiment of the present invention;
Fig. 4 is inlet channel and culvert pipe diagrammatic cross-section in the embodiment of the present invention;
Fig. 5 is drainage ditch and culvert pipe diagrammatic cross-section in the embodiment of the present invention;
Fig. 6 is the satellite map that plot is tested in the embodiment of the present invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
It includes four steps that beach in the present invention, which newly encloses tideland for cultivation the efficient modification method of farmland soil, is respectively as follows: farmland basis Construction, the efficient desalination of soil, soil improvement and soil fertility are promoted and crop planting selects.
Wherein, above-mentioned farmland infrastructure process are as follows:
(1) water storage salt discharge ditch is dug in plot surrounding to be improved, the furrow width of salt discharge ditch is 3~5m, and depth is 1~2m, for certainly Right rainfall storage, fresh water and soil salt ion exchange, are conducive to soil salt discharge, the brackish water of storage can be also used for irrigated crop.
(2) as described in Fig. 1~3, inlet channel 2 and drainage ditch 3 are being built in plot respectively wait improve, the inlet channel 2 and row The setting of 3 parallel side-by-side of water channel, builds the ridge 4 for being higher than field face between adjacent inlet channel 2 and drainage ditch 3, to be formed basic Field 1 excavates the field ditch 5 being connected with drainage ditch 3 inside each basic field 1 respectively.
Specifically: the width of the channel of inlet channel 2 is 0.5m, and the canal bottom of depth 0.5m, the hardening of inlet channel 2, inlet channel 2 are not less than field 1 basic side of block, consequently facilitating water inlet operation, and the side of inlet channel 2 is equipped with machine port (pump house), other side simple to install Channel gate.Above-mentioned drainage ditch 3 and 2 200~250m of spacing of inlet channel, the canal face width of drainage ditch 3 are 2m, and canal bottom width is 1m, canal It is deep to be lower than field face 1m;3 two sides of drainage ditch, which are built, to be had higher than field face 0.3m, the ridge 4 of wide 0.5m.Above-mentioned inlet channel 2 and drainage ditch 3 Between every 50m along north-south build ridge 4, ridge 4 is higher than field face 0.3m, width 0.4m, to form long 200~250m, width The above-mentioned basic field 1 of 50m.The field face of basic field 1 is smooth to cut height and fill out low-lying area, level land according to requiring, so that field face Difference in height is less than 3cm, and for cross fall less than 1/2000, head fall meets underwater cultivation requirement less than 1/1500.Basic field Above-mentioned field ditch 5 is excavated every 10m along the north-south direction inside 1, which is connected with drainage ditch 3, and 5 width of field ditch is 0.3m, Depth is 0.2m.
(3) L shape culvert pipe 5 is respectively set in the inlet channel 2 and drainage ditch 3 of basic 1 two sides of field, the culvert pipe 5 be used for into Water and draining, including water inlet culvert pipe 51 and water outlet culvert pipe 52.Specifically, which uses the original of diameter 0.3m PVC clinker pipe Material, the water outlet of culvert pipe 5 need to expose at least 0.3m, prevent water flow from causing to cave in, as shown in Figures 4 and 5.
It, need to be to soil when soil salinization degree is higher (total salt > 2g/kg) after farmland infrastructure forms sample piece of farmland Earth carries out de-salting operation, the process of the above-mentioned efficient desalination of soil are as follows:
(1) turnplow is ploughed deeply: being selected turnplow to plough deeply soil, is recommended to turn over using several high-power ploughshare formulas when area is larger Turning plough, ploughing depth requires 40~60cm, Quan Tiangeng to turn over and do not stay dead angle, and the used time 1 day.
(2) fresh water soaked field: after being ploughed deeply using the brackish water irrigation of water pump extraction deep-well fresh water or the storage of earth's surface river Farmland, depending on soil salinization degree, heavy salinized ground is general to be recommended to flood 20~30cm of field face, soaking time water consumption It is 1~2 day.
(3) rotary tillage subsoiling: after fresh water soaked field, extra Soil surface water is discharged, is carried out using agricultural high-power rotary cultivator The processing of soil layer subsoiling, water consumption are to flood 10~15cm of field face, rotary tillage 10~20cm of depth, must be complete by field all areas rotary tillage Entirely, dead angle is not stayed, the used time 1 day.
(4) stand heavy slurry: the soil after rotary tillage subsoiling is suspended state, carries out staticly settling mud link, stands heavy slurry Time span 1~2 day.
(5) draw water salt discharge: after muddy mud sediment to field bottom, pump drainage falls the salt water that field surface layer is eluted.
In specific desalination processes, it can be carried out by above-mentioned steps (1)~(5) first round de-salting operation (total 6 days used times), the After one wheel desalination, Soil salinity is measured using salinity instrument in situ, whether analysis desalination soil has rice cultivation or other The environmental condition of crops.If salinity does not still reach requirement, the second wheel de-salting operation is carried out, the second wheel de-salting operation omits the One wheel operation in step (1), i.e., second wheel de-salting operation include: step (2) fresh water soaked field 2 days, step (3) rotary tillage subsoiling 1 It, (4) stand heavy slurry 2 days, (5) draw water salt discharge, add up to 5 days used times.After second wheel desalination, it is according to Soil salinity decision No development next round de-salting operation, if the salinity de-salting operation not up to standard further taken turns by the second wheel de-salting operation, successively weighs It is multiple.
The soil fertility of Tidal Flat Reclamation farmland soil is generally relatively low, and the content of the nutrient elements such as the soil organism and N P and K is far low In normal farming farmland, be unfavorable for Soil Desalting and maintain the normal growth of crops, therefore, beach need to newly be enclosed tideland for cultivation farmland into Row soil improvement and soil fertility are promoted, soil improvement and soil fertility lifting process in the present invention are as follows:
(1) soil conditioner application: after desalting processing, it is sprinkled into soil conditioner in the soil, and in the way of rotary tillage So that soil conditioner is sufficiently mixed with soil, the soil improver includes machine material and chemical improvement agent in the present invention, specifically Including two steps:
(1-1) organic materials returning to the field: above-mentioned organic materials is organic compost, edible fungi residue, feces of livestock and poultry or crop straw At least one of stalk, it is mixed in topsoil and soil rotary tillage using rotary cultivator after machine material is uniformly sprinkled into soil after desalting processing It is even.First 3 years organic materials returning to the field total amounts should be no less than 20 tons/hectare after the desalting processing of farmland, contain topsoil soils organic matter Amount is promoted to 15g/kg or more as early as possible.
(1-2) chemical improvement agent application: chemical improvement agent is the trade waste of calcic or is ground phosphate rock and humic acid Mixture, specifically, the trade waste of calcareous material can be gypsum, flyash, ground phosphate rock etc., and amount of application is 10 tons/public Hectare, composite modifying agent is the mixture of ground phosphate rock and humic acid, the preferably mixture of ground phosphate rock and humic acid, and the matter of the two For amount than being 7:3, amount of application is 3 tons/hectare.
(2) ground mulching: nonirrigated farmland plantation crops are reached using ground mulching method adjusts Moisture Movement, compacting salinity Table is poly- and promotes plant growth, selects plastic film or crop material to cover saline and alkaline earth's surface as covering in summer high temperature season Face, plastic film should select light transmission film, and crop material includes straw, wheat stalk and corn stover, crop after planting, edge The sowing full field item in direction covers stalk, and every square meter dosage is 1kg.
(3) green manure, which turns over, buries: in arable land lay-up period Planting Medicago sativa as green manure, by whole strain after the picking of edible fresh vegetable part Green manure stalk crushes and returning.
(4) farming, dry season rational tillage: are carried out using the tillage method that dry season (Mai Ji) deep ploughing, rainy season (rice) plough shallowly Deep ploughing is proposed with turnplow and first turns over field, so harrows a field, and tilth is 30~50cm;Ploughing shallowly directly to be revolved using rotary cultivator It ploughs, tilth is 10~15cm.
Crop planting selection: since Rice Cropping not only contributes to Soil Desalting, moreover it is possible to which fast lifting soil quality (has The accumulation of machine matter and nutrient), therefore in suitable planting rice region, recommend heavy salinizedly plantation 2 years or more after desalination Rice, the stronger kind of variety selection salt-tolerant trait, rice variety such as " extra large Hunan 030 ", " extra large Hunan 016 ", " extra large Hunan 121 ";Japonica rice Kind such as " salt rice No. 10 ", " salt rice No. 12 ", " peaceful 84 ";Hybrid paddy rice is as " excellent 12 " in river in Zhejiang Province, river in Zhejiang Province are excellent " 15 ", and the above rice varieties are in salt Higher yield is all had in degree 3g/kg soil below.The preferable crop-planting of salt tolerance may be selected after Rice Cropping, it is such as green Cauliflower and fresh food green soy bean, salt tolerant broccoli recommendation of new cultivars " outstanding ", " scorching elegant ", " green treasure F1 " etc., salt tolerant fresh food varieties of vegetable soybean pushes away Recommend " platform 75 ", " newly selecting for 88 morning fresh ", " Zhejiang agriculture 6 " etc..
Beach in the present invention is newly enclosed tideland for cultivation into the embodiment that the efficient modification method of farmland soil carries out practical application:
Xiangshan County, Zhejiang Province is enclosed into painting ground, 2160 mu of marine solonchaks as test plot, which encloses the pool year and is limited to 10 years, north and south length about 1560m, the wide about 800m of thing, as shown in Figure 6.South slightly above the north is presented in topography in seawall, but whole Relatively flat on body, ditch, canal, road etc. are distributed in length and breadth, whole region are separated into 17 100-120 mus or so of block, substantially Facility is substantially perfect.It is mainly the salt tolerants pionners such as reed in region, plant species are more single, no crop planting.
Item area soil types is classified as strand beach salty soil, develops for modern age marine sediments.The region soil body Deep, softer paste, quality is even thin, based on loamy clay.Divide 3 layers of acquisition item area pedotheque, carry out test analysis, surveys Test result is as shown in table 1: different depth soil pH value is basic soil 8.5 or so.Different soil soil conductivity and total Salt differs greatly, and topsoil (0~20cm) total salt content is minimum (4.5g/kg), belongs to moderate salination level, BC soil (20~40cm) and lower soil (40~60cm) total salt content is respectively 6.6g/kg and 7.0g/kg, belongs to severe saline soil Earth.Different depth 16.4~26.5g/kg of soil organic matter content, 1.13~1.56g/kg of total nitrogen content of soil, full nitrogen and organic Matter content is higher equally in topsoil.The readily available nutrient of soil (alkali-hydrolyzable nitrogen, rapid available phosphorus, available potassium) content compared with horn of plenty, For middle Soil Available potassium content up to 780~980mg/kg, soil potassium element is in liberal supply.
Table 1 tests plot physiochemical properties of soil
The plot freshwater resources more lack, and fresh water main source is the accumulation of rainwater, dig in the surrounding for enclosing pool block There is the wide river for being about 5m, a large amount of rainwater can be stored for field irrigation.Surface water sampling analysis to the region, test result As shown in table 2: water quality pH is 7.79, is in alkalescent, and salt content is 0.2g/kg or so, and salt content is extremely low, is suitable for absolutely mostly The irrigation of number crop, and be conducive to the flushing desalination of soil.
Table 2 tests plot water body example physicochemical property
It builds inlet channel (width of the channel 0.5m, deep 0.5m), canal bottom is higher than field basic side 15cm, and the side of inlet channel is equipped with water Pump house, the channel gate of other side simple to install.Drainage ditch, drainage ditch and inlet channel spacing 230m are built, building drainage ditch can With hardening, the wide 2m in canal face, canal bottom width 1m, canal are lower than field face 1m deeply;Drainage ditch two sides, which are built, to be had higher than field face 0.3m, wide 0.5m's Ridge.Every 50m builds ridge along north-south between inlet channel and drainage ditch, and ridge is higher than field face 0.3m, wide 0.4m, forms length The basic field of 230m, wide 50m, and meet underwater cultivation requirement;Field ditch is excavated every 10m along the north-south direction inside field, with Drainage ditch is connected, field ditch wide 0.3m, depth 0.2m.Basic field is configured into drainage culvert, and basic field or so water channel is in phase L shape culvert pipe is disposed to position, for intaking and draining.
After basic field is built up, carry out (1) turnplow plough deeply 1 day, (2) fresh water soaked field 2 days, (3) rotary tillage subsoiling 1 day, (4) it is quiet Set heavy slurry 2 days, (5) draw water 5 steps of salt discharge, 6 days when amounting to, soil mean salt amount is down to 3.16g/kg from 6.03g/kg, Salt discharge rate 47.4%.
After first round desalination period terminates 5 days, second desalination period processing is and then carried out, step is (2) fresh water bubble Field 2 days, (3) rotary tillage subsoiling 1 day, (4) stand heavy slurry 2 days, (5) draw water salt discharge, add up to 5 days used times, soil mean salt amount from 3.16g/kg is down to 2.12g/kg, and total salt discharge rate is up to 64.8%.
2 weeks before Rice Cropping, 1.5 tons of edible fungi residue and chemical improvement agent (ground phosphate rock are applied per acre on field surface Mass ratio with humic acid is 7:3) 200kg progress controlling measurements, selecting Indica-Japonica Hybrid Rice, " excellent 12 " in river in Zhejiang Province carry out mechanical insert Seedling cultivation, Rice Cropping way to manage is identical as locality, and periodic monitor irrigates water body, soil salt and rice growth of cereal crop seedlings dynamic.This Block marine solonchak first season rice cultivation, average yield per mu 450kg realize average 536 yuan of mu benefit.

Claims (7)

1. a kind of beach newly encloses tideland for cultivation the efficient modification method of farmland soil, it is characterised in that the following steps are included:
(1) farmland infrastructure: water storage salt discharge ditch is dug in plot surrounding to be improved, is building inlet channel in plot respectively wait improve And drainage ditch, the inlet channel and the setting of drainage ditch parallel side-by-side, it is built between adjacent inlet channel and drainage ditch and is higher than field face Ridge excavates the field ditch being connected with drainage ditch, in basic field two to form basic field respectively inside each basic field Culvert pipe is respectively set in the inlet channel and drainage ditch of side;
(2) the efficient desalination of soil: ploughing deeply soil, and ploughing depth is 40~60cm, deep using fresh water or brackish water irrigation After soaked field, extra Soil surface water is discharged in farmland after turning over, the processing of rotary tillage subsoiling is carried out to soil layer, after rotary tillage subsoiling Soil carries out standing heavy slurry processing, and the time for standing heavy slurry is 1~2 day, after muddy mud sediment to field bottom, pump drainage Fall the salt water that field surface layer is eluted;
(3) soil improvement and soil fertility are promoted: after desalting processing, being sprinkled into soil conditioner in the soil, and in the way of rotary tillage So that soil conditioner is sufficiently mixed with soil;
(4) crop planting selects: planting at least 2 years stronger rice of salt-tolerant trait on the plot after desalting processing, plants The preferable crop-planting of other salt tolerances may be selected after rice.
2. beach as described in claim 1 newly encloses tideland for cultivation the efficient modification method of farmland soil, which is characterized in that the soil improvement Agent includes organic materials and chemical improvement agent, and above-mentioned organic materials is organic compost, edible fungi residue, feces of livestock and poultry or crop straw At least one of stalk, and the organic materials returning to the field total amount of the first three years after the desalting processing of farmland is at least 20 tons/hectare;On It states trade waste that chemical improvement agent is calcic or is the mixture of ground phosphate rock and humic acid.
3. beach as claimed in claim 2 newly encloses tideland for cultivation the efficient modification method of farmland soil, which is characterized in that the chemical modifying Agent is at least one of gypsum, flyash or ground phosphate rock, and amount of application is 10 tons/hectare;
Alternatively, the ground phosphate rock and humic acid mass ratio are 5~7:3, amount of application is 3 tons/hectare.
4. beach as described in claim 1 newly encloses tideland for cultivation the efficient modification method of farmland soil, which is characterized in that the step (2) In, Soil salinity is measured after the efficient desalination of soil, if salinity is not up to standard to carry out secondary desalination, the step of secondary desalination are as follows: After soaked field, extra Soil surface water is discharged in farmland after being ploughed deeply using fresh water or brackish water irrigation, and it is deep to carry out rotary tillage to soil layer Pine processing carries out the soil after rotary tillage subsoiling to stand heavy slurry processing, and after muddy mud sediment to field bottom, pump drainage falls The salt water that field surface layer is eluted;Soil salinity is measured after secondary desalination, repeats above-mentioned two if salinity is not also up to standard Secondary de-salting operation, until Soil salinity is up to standard.
5. beach as described in claim 1 newly encloses tideland for cultivation the efficient modification method of farmland soil, which is characterized in that the step (3) In, high temperature season selects plastic light-transmission film or crop material as covering on nonirrigated farmland and is covered on saline and alkaline ground surface.
6. beach as described in claim 1 newly encloses tideland for cultivation the efficient modification method of farmland soil, which is characterized in that the step (3) In, in arable land, lay-up period plants clover as green manure, and whole strain green manure stalk is crushed and turned over after the picking of edible fresh vegetable part and is buried Returning to the field.
7. beach as described in claim 1 newly encloses tideland for cultivation the efficient modification method of farmland soil, which is characterized in that the step (3) In, using dry season deep ploughing and rainy season plough shallowly alternately mode carry out farming, wherein dry season deep ploughing tilth be 30~ 50cm, the tilth that rainy season ploughs shallowly are 10~15cm.
CN201910476773.XA 2019-06-03 2019-06-03 A kind of beach newly encloses tideland for cultivation the efficient modification method of farmland soil Pending CN110073756A (en)

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CN110771300A (en) * 2019-12-21 2020-02-11 盐城师范学院 Three-in-one seed removal integrated cultivation method for heavy saline soil on coastal mudflat
CN111881879A (en) * 2020-08-07 2020-11-03 宁波市农业科学研究院 Grid sequencing sampling investigation method based on aerial photography lifting machine field-planted weed sampling precision
CN112400396A (en) * 2020-11-09 2021-02-26 华东师范大学 Method for improving soil of reclaimed land in reclamation area
CN114667819A (en) * 2022-04-24 2022-06-28 中国科学院东北地理与农业生态研究所 Improvement method for removing slurry of soda saline-alkali rice field and application thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD1752F1 (en) * 2000-03-15 2001-10-30 Inst De Cercetari Pentru Pedol Process for salin soil amelioration
CN103891449A (en) * 2014-03-25 2014-07-02 中国科学院东北地理与农业生态研究所 Method for rapidly constructing soda salinized dry farmland
CN104982215A (en) * 2015-08-06 2015-10-21 江苏沿江地区农业科学研究所 Comprehensive engineering improving method for reducing salt of Jiangsu coastal beach-lands and landscape mode
CN105519274A (en) * 2015-12-07 2016-04-27 南京大学 Integration method of large-scale coastal newly reclaimed beach agricultural land ecologicalization exploitation
WO2017063229A1 (en) * 2015-10-12 2017-04-20 山东胜伟园林科技有限公司 Coastal severe saline-alkali soil improvement and vegetation construction system
CN106922240A (en) * 2017-03-06 2017-07-07 江苏省农业科学院 A kind of coastal saline-alkali soil cultivating layer quick desalination method and application

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD1752F1 (en) * 2000-03-15 2001-10-30 Inst De Cercetari Pentru Pedol Process for salin soil amelioration
CN103891449A (en) * 2014-03-25 2014-07-02 中国科学院东北地理与农业生态研究所 Method for rapidly constructing soda salinized dry farmland
CN104982215A (en) * 2015-08-06 2015-10-21 江苏沿江地区农业科学研究所 Comprehensive engineering improving method for reducing salt of Jiangsu coastal beach-lands and landscape mode
WO2017063229A1 (en) * 2015-10-12 2017-04-20 山东胜伟园林科技有限公司 Coastal severe saline-alkali soil improvement and vegetation construction system
CN105519274A (en) * 2015-12-07 2016-04-27 南京大学 Integration method of large-scale coastal newly reclaimed beach agricultural land ecologicalization exploitation
CN106922240A (en) * 2017-03-06 2017-07-07 江苏省农业科学院 A kind of coastal saline-alkali soil cultivating layer quick desalination method and application

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
解建仓等: "《陕西卤泊滩盐碱地综合治理的和谐生态模式研究与实践》", 31 March 2009, 陕西科学技术出版社 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110771300A (en) * 2019-12-21 2020-02-11 盐城师范学院 Three-in-one seed removal integrated cultivation method for heavy saline soil on coastal mudflat
CN110771300B (en) * 2019-12-21 2022-06-03 盐城师范学院 Three-in-one seed removal integrated cultivation method for heavy saline soil on coastal mudflat
CN111881879A (en) * 2020-08-07 2020-11-03 宁波市农业科学研究院 Grid sequencing sampling investigation method based on aerial photography lifting machine field-planted weed sampling precision
CN111881879B (en) * 2020-08-07 2022-06-17 宁波市农业科学研究院 Grid sequencing sampling investigation method based on aerial photography lifting machine field-planted weed sampling precision
CN112400396A (en) * 2020-11-09 2021-02-26 华东师范大学 Method for improving soil of reclaimed land in reclamation area
CN114667819A (en) * 2022-04-24 2022-06-28 中国科学院东北地理与农业生态研究所 Improvement method for removing slurry of soda saline-alkali rice field and application thereof
CN114667819B (en) * 2022-04-24 2022-09-02 中国科学院东北地理与农业生态研究所 Improvement method for removing slurry of soda saline-alkali rice field and application thereof

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Application publication date: 20190802