CN114568218A - Method for biological resource utilization of high-salt-content water - Google Patents
Method for biological resource utilization of high-salt-content water Download PDFInfo
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- CN114568218A CN114568218A CN202210217903.XA CN202210217903A CN114568218A CN 114568218 A CN114568218 A CN 114568218A CN 202210217903 A CN202210217903 A CN 202210217903A CN 114568218 A CN114568218 A CN 114568218A
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- alkali
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000003513 alkali Substances 0.000 claims abstract description 69
- 150000003839 salts Chemical class 0.000 claims abstract description 56
- 230000008014 freezing Effects 0.000 claims abstract description 23
- 238000007710 freezing Methods 0.000 claims abstract description 23
- 238000003973 irrigation Methods 0.000 claims abstract description 16
- 230000002262 irrigation Effects 0.000 claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 14
- 238000009313 farming Methods 0.000 claims abstract description 5
- 238000003306 harvesting Methods 0.000 claims abstract description 4
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000009825 accumulation Methods 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 description 30
- 238000004064 recycling Methods 0.000 description 8
- 239000003621 irrigation water Substances 0.000 description 6
- 239000013505 freshwater Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009418 agronomic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000013373 food additive Nutrition 0.000 description 1
- 239000002778 food additive Substances 0.000 description 1
- 230000015784 hyperosmotic salinity response Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009919 sequestration Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
Images
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- 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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
-
- 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
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Water Supply & Treatment (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a method for biological resource utilization of high-salt-content water, which comprises the following steps: (1) in areas with rich and high salt water content and barren lands, land leveling, alkali removal ditch digging and ridge building are carried out on the lands, and then irrigation with big water is adopted to remove salt, so that the salt content of the soil in the planting areas is reduced to below 5 wt%; (2) planting saline-alkali tolerant plants in the low-salinity planting area in the step (1) in a planting season; (3) normally irrigating the saline-alkali tolerant plants in the step (2) in a growing season; (4) harvesting or other farming operations are carried out when the plants grow mature; (5) and (4) irrigating the planting area with large water and freezing the water below the freezing point in winter. The method for biological resource utilization of high-salt-content water combines the high-density alkali discharge ditch, the large-water irrigation salt discharge and the winter frozen ice salt discharge, so that the salt content of the high-salt-content water irrigation area is kept at a certain level, and the serious salt accumulation of the planting area along with the perennial irrigation is avoided.
Description
Technical Field
The invention belongs to the technical field of comprehensive utilization of high-salt-content water, and particularly relates to a method for recycling high-salt-content water organisms.
Background
The high salt water in China has huge scale, wide distribution and abundant available resources. Excessive sodium, calcium, magnesium, chlorine, sulfate radical and other ions in the high-salinity water can cause soil salt accumulation by irrigating the land for a long time, so that microorganisms are difficult to survive, and the plant root system can not normally absorb nutrition and moisture. Aiming at the characteristics of low temperature, thin soil and poor structure of saline-alkali soil, the traditional method has a lot of difficulties in the saline-alkali soil improvement and utilization processes, and adopts a plurality of methods such as ditching, dewatering, salt discharge, fresh water filling, salt pressing, leaching, seepage prevention, salt separation and the like to carry out the salt discharge and alkali reduction improvement method, but when high-salt-content water is used in planting, the purposes of soil desalination and salt return prevention cannot be effectively achieved. Salt is washed by freezing and freezing in winter and is washed by proper large amount of water in planting seasons, salt is quickly discharged out of a planting area, stress of the salt on plants is reduced, and plants with high salt tolerance and high salt absorption are planted. However, the method has the problem of large water consumption, and a large amount of salt can be enriched to the low point of the whole planting area after long-term planting.
Disclosure of Invention
The invention mainly aims to provide a method for recycling high-salt-content aquatic organisms so as to overcome the defects in the prior art.
In order to achieve the purpose of the invention, the technical scheme adopted by the embodiment of the invention comprises the following steps:
one aspect of the embodiment of the invention provides a method for biological resource utilization of high-salt-content water, which comprises the following steps:
(1) in areas with rich and high salt water content and barren lands, land leveling, alkali removal ditch digging and ridge building are carried out on the lands, and then irrigation with big water is adopted to remove salt, so that the salt content of the soil in the planting areas is reduced to below 5 wt%;
(2) planting saline-alkali tolerant plants in the low-salinity planting area in the step (1) in a planting season;
(3) normally irrigating the saline-alkali tolerant plants in the step (2) in a growing season;
(4) harvesting or farming operation is carried out when the plants grow to be mature;
(5) and (3) irrigating the planting area with large water below the freezing point in winter, and freezing the water until the freezing thickness is 10-100 cm.
Further, the method for biological resource utilization of high-salt-content water further comprises the following steps: and (5) repeating the steps (2) to (5) when the planting season comes in the next year.
Further, the method for biological resource utilization of high-salt-content water comprises the following steps: digging a plurality of small alkali discharge ditches on the land after land preparation, wherein the intervals of the small alkali discharge ditches are 10-50 meters according to the landform and the salt content of irrigation water; and a big alkali discharge ditch which is parallel to the road and is arranged oppositely, the distance between the big alkali discharge ditch and the big alkali discharge ditch is between 50 meters and 150 meters according to the landform and the salt content of irrigation water, the small alkali discharge ditch is arranged between two adjacent planting areas and is vertically crossed with the big alkali discharge ditch, so that the water and salt in the small alkali discharge ditch are collected to the big alkali discharge ditch.
Compared with the prior art, the invention has the following beneficial effects:
(1) the method for biologically recycling the high-salt-content water combines the high-density alkali discharge ditch, the large water irrigation salt discharge and the winter freezing salt discharge to ensure that the salt content of the irrigation area using the high-salt-content water is kept at a certain level and the serious salt accumulation of the planting area along with the perennial irrigation is avoided, so that the salt content of the land can be always kept in the tolerance range of the saline-alkali tolerant plants every year by adopting the same method, and the saline-alkali tolerant plants can be planted all year round.
(2) The invention relates to a method for biological resource utilization of high-salt-content water, wherein plots are divided by adopting an alkali discharge ditch in a planting area, salt in soil is quickly discharged to the alkali discharge ditch after irrigation, ridges are made around each planting plot, ice is frozen at a time below a freezing point, the melting sequence is that ice blocks with high salt content are melted first and then ice blocks with low salt content are melted after the temperature rises above the freezing point, and the salt in the soil is further discharged through the alkali discharge ditch in the process; in addition, high saline-alkali tolerant plants are selected for planting, the method is suitable for salinization caused by irrigation of high saline water, and a carbon sequestration channel is added for a high saline water containing area.
(3) The method for biological resource utilization of high-salt-content water can be applied to areas lacking in fresh water resources and having a large amount of high-salt-content water, such as mining areas with few fresh water resources, and can be used for planting saline-alkali tolerant plants to improve the local ecological environment; the greening of industrial and mining enterprises in saline-alkali areas greatly reduces the planting cost compared with the conventional greening plants planted by soil-bearing method and fresh water; the food additive is applied to pasturing areas and increases food sources of people and animals.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic plan view of a method for recycling high-salt-content aquatic organisms in one embodiment of the present application.
Fig. 2 is a cross-sectional view taken along a-a of fig. 1.
Fig. 3 is a cross-sectional view taken along B-B of fig. 1.
Description of reference numerals: 1. a small alkali discharge ditch, 2, a road, 3, a large alkali discharge ditch, 4 and a planting area.
Detailed Description
One aspect of the embodiment of the invention provides a method for biological resource utilization of high-salt-content water, which comprises the following steps:
(1) in areas with rich and high salt water content and barren lands, land leveling, alkali removal ditch digging and ridge building are carried out on the lands, and then irrigation with big water is adopted to remove salt, so that the salt content of the soil in the planting areas is reduced to below 5 wt%;
(2) planting saline-alkali tolerant plants in the low-salinity planting area in the step (1) in a planting season;
(3) normally irrigating the saline-alkali tolerant plants in the step (2) in a growing season;
(4) harvesting or farming operation is carried out when the plants grow to be mature;
(5) and (3) irrigating the planting area with large water below the freezing point in winter, and freezing the water until the freezing thickness is 10-100 cm.
In some preferred embodiments, the method for recycling the high-salinity water organism further comprises: and (5) repeating the steps (2) to (5) when the planting season comes in the next year.
The method for biological resource utilization of high-salt-content water provided by the embodiment of the invention combines a high-density alkali discharge ditch, large-water irrigation salt discharge and winter freezing salt discharge, so that the salt content of an irrigation area using high-salt-content water is kept at a certain level, and the serious salt accumulation of a planting area along with perennial irrigation is avoided, therefore, the salt content of a land can be always kept in the tolerance range of saline-alkali tolerant plants every year by adopting the same method, and the saline-alkali tolerant plants can be planted perennially.
In some preferred embodiments, the method for recycling the high-salinity water organism comprises the following steps: digging a plurality of small alkali discharge ditches on the land after land preparation, wherein the intervals of the small alkali discharge ditches are 10-50 meters according to the landform and the salt content of irrigation water; and a large alkali discharge ditch which is parallel to and opposite to the road, the distance between the large alkali discharge ditch and the large alkali discharge ditch is 50 meters to 150 meters according to the landform and the salt content of irrigation water, and the small alkali discharge ditch is arranged between two adjacent planting areas and is vertically crossed with the large alkali discharge ditch.
In some preferred embodiments, the cross sections of the small alkali discharge groove and the large alkali discharge groove are in an inverted trapezoid shape.
In some preferred embodiments, the method for recycling the high-salinity water organism comprises the following steps: and (4) making ridges around each planting area.
In some more preferred embodiments, the ridge has a thickness of 30cm to 100cm and a height of 30cm to 100 cm.
The method for biological resource utilization of the high-salinity water comprises the steps of dividing plots in a planting area by adopting an alkali discharge ditch, rapidly discharging salt in soil to the alkali discharge ditch after irrigation, manufacturing ridges around each planting plot, freezing ice at a time below a freezing point, and melting the ice blocks with high salinity and then low salinity in the process in a melting sequence after the temperature rises above the freezing point, wherein the salt in the land is further discharged through the alkali discharge ditch.
In some preferred embodiments, the saline-alkali tolerant plant may include one or more than two of herbaceous plants, shrub plants, arbor plants, or the like, but is not limited thereto.
In some preferred embodiments, the method for recycling the high-salinity water organism comprises the following steps: the herbaceous plants grow to be mature and are harvested, and shrubs and arbor plants are subjected to corresponding agricultural operation according to the agricultural requirements.
The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Examples
The embodiment provides a method for biological resource utilization of high-salt-content water, which comprises the following steps:
(1) in areas with abundant high salt water content and barren lands, land leveling and land preparation are carried out on the lands, as shown in figure 1-3, a plurality of small alkali discharge ditches 1 with inverted trapezoidal sections and a large alkali discharge ditch 3 with inverted trapezoidal sections, which are parallel to and opposite to a road 2, are dug on the land after land preparation, the distance between the small alkali discharge ditches 1 is 10-50 meters according to the terrain and the salt content of irrigation water, and the distance between the large alkali discharge ditches 3 is 50-150 meters according to the terrain and the salt content of the irrigation water; the land after land preparation is divided into a plurality of planting areas 4 by a plurality of small alkali discharge ditches 1, the small alkali discharge ditches 1 are vertically intersected with the large alkali discharge ditches 3, ridges with the thickness of 30-100 cm and the height of 30-100 cm are manufactured around each planting area 4, and then, large water is adopted for irrigating and discharging salt, so that the salt content of the soil in the planting areas is reduced to be below 5 wt%;
(2) planting herbaceous plants, shrub plants and arbor plants in the low-salinity planting area 4 in the step (1) in a plantable season;
(3) normally irrigating the herbaceous plants, shrub plants and arbor plants in the step (2) in the growing season;
(4) the herbaceous plants grow to be mature and are harvested, and shrub and arbor plants carry out corresponding farming operation according to the agronomic requirements;
(5) irrigating the planting area 4 with large water below the freezing point in winter, freezing the water until the freezing thickness is 10-100 cm, and melting ice blocks in spring to further drain the salt in the land of the planting area 4 through an alkali discharge ditch;
(6) and (5) repeating the steps (2) to (5) when the planting season comes in the next year.
In addition, the inventors of the present invention have also made experiments with other materials, process operations, and process conditions described in the present specification with reference to the above examples, and have obtained preferable results.
While the invention has been described with reference to illustrative embodiments, it will be understood by those skilled in the art that various other changes, omissions and/or additions may be made and substantial equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed for carrying out this invention, but that the invention will include all embodiments falling within the scope of the appended claims. Moreover, unless specifically stated any use of the terms first, second, etc. do not denote any order or importance, but rather the terms first, second, etc. are used to distinguish one element from another.
Claims (8)
1. A method for biological resource utilization of high-salt-content water is characterized by comprising the following steps:
(1) in areas with rich and high salt water content and barren lands, land leveling, alkali removal ditch digging and ridge building are carried out on the lands, and then irrigation with big water is adopted to remove salt, so that the salt content of the soil in the planting areas is reduced to below 5 wt%;
(2) planting saline-alkali tolerant plants in the low-salinity planting area in the step (1) in a planting season;
(3) normally irrigating the saline-alkali tolerant plants in the step (2) in a growing season;
(4) harvesting or other farming operations are carried out when the plants grow mature;
(5) and (3) irrigating the planting area with large water below the freezing point in winter, and freezing the water until the freezing thickness is 10-100 cm.
2. The method for biological resource utilization of high-salinity water according to claim 1, characterized by further comprising: and (5) repeating the steps (2) to (5) when the planting season comes in the next year.
3. The method for the biological resource utilization of the water with high salt content according to claim 1 or 2, which is characterized by comprising the following steps: digging a plurality of small alkali discharge ditches with the distance of 10m-50m and a large alkali discharge ditch which is parallel to the road and is arranged oppositely and has the distance of 50m-150m on the land after land preparation, wherein the small alkali discharge ditches are arranged between two adjacent planting areas and are vertically intersected with the large alkali discharge ditches, so that the water and salt in the small alkali discharge ditches are gathered to the large alkali discharge ditches.
4. The method for biological resource utilization of high-salinity water according to claim 3, characterized in that: the sections of the small alkali discharge ditch and the large alkali discharge ditch are in inverted trapezoids.
5. The method for biological resource utilization of high-salinity water according to claim 3, characterized by comprising the following steps: and (4) making ridges around each planting area.
6. The method for biological resource utilization of high-salinity water according to claim 5, characterized in that: the ridge is 30-100 cm in thickness and 30-l 00cm in height.
7. The method for biological resource utilization of high-salt-content water as claimed in claim 1 or 2, wherein the method comprises the following steps: the saline-alkali tolerant plant comprises one or more than two of herbaceous plants, shrub plants or arbor plants.
8. The method for biological resource utilization of high-salinity water according to claim 7, characterized by comprising the following steps: the herbaceous plants grow to be mature and are harvested, and shrubs and arbor plants are subjected to corresponding agricultural operation according to the agricultural requirements.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210217903.XA CN114568218A (en) | 2022-03-08 | 2022-03-08 | Method for biological resource utilization of high-salt-content water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210217903.XA CN114568218A (en) | 2022-03-08 | 2022-03-08 | Method for biological resource utilization of high-salt-content water |
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| CN111357610A (en) * | 2020-03-23 | 2020-07-03 | 新疆中泰纺织集团有限公司 | Soil suitable for desert planting and preparation method thereof |
| CN111642336A (en) * | 2020-06-23 | 2020-09-11 | 滨州职业学院 | Method for improving saline-alkali soil of closed irrigation area by combining arbor, shrub and grass |
-
2022
- 2022-03-08 CN CN202210217903.XA patent/CN114568218A/en active Pending
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| CN111642336A (en) * | 2020-06-23 | 2020-09-11 | 滨州职业学院 | Method for improving saline-alkali soil of closed irrigation area by combining arbor, shrub and grass |
Non-Patent Citations (1)
| Title |
|---|
| 刘小京等: "农田多水源高效利用理论与实践", 河北科学技术出版社, pages: 106 - 309 * |
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Application publication date: 20220603 |