CN208317329U - A kind of kind cultivating system using fish culture improvement carbonate-type salt-soda soil - Google Patents
A kind of kind cultivating system using fish culture improvement carbonate-type salt-soda soil Download PDFInfo
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- CN208317329U CN208317329U CN201820971012.2U CN201820971012U CN208317329U CN 208317329 U CN208317329 U CN 208317329U CN 201820971012 U CN201820971012 U CN 201820971012U CN 208317329 U CN208317329 U CN 208317329U
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Abstract
A kind of kind cultivating system using fish culture improvement carbonate-type salt-soda soil, is related to a kind of kind cultivating system for improveing carbonate-type salt-soda soil.The utility model be solves the problems, such as existing water conservancy ameliorative measure there are project scale greatly and trivial operations.Kind cultivating system is made of the identical salt-soda soil of area and pond；Salt-soda soil is made of several salt-soda soil units, the surrounding of salt-soda soil unit is provided with dykes and dams, and irrigation canals and ditches are provided in salt-soda soil, are equipped with collection branch pipe in soil horizon, the supervisor that catchments is equipped in irrigation canals and ditches, outside the water outlet of the supervisor that catchments setting salt-soda soil in collecting-tank；The water inlet end of intake pump is set in pond, and the water outlet of intake pump is set in the unit of salt-soda soil；The water inlet end of back water pump is set in collecting-tank, and the water outlet in collecting-tank is set in pond.The utility model project scale is small and easy to operate.It realizes the reparation of sediment of pond, consume the basicity in salt-soda soil.The utility model is suitable for improvement carbonate-type salt-soda soil.
Description
Technical field
The utility model relates to a kind of kind cultivating systems for improveing carbonate-type salt-soda soil.
Background technique
Mainly there are solonchak, alkaline earth and different degrees of salty soils or the soil of alkalization, saline-alkali soil to contain to saline-alkali soil
There is more salt and alkali component, physicochemical property is poor, and most plants all can not be in saline-alkali soil surface normal growth.There are all kinds of salt in China
About 36,000,000 hm of alkali ground2, and salinization of soil area has widened trend year by year.West of Songnen Plain, that is, Jilin Province and Heilongjiang Province west
Portion area is that one of big distributed area in China salt-soda soil five and carbonate-type salt-soda soil maximum areal concentration, area are up to 342
Ten thousand hm2.Jilin Province and Western Region of Heilongjiang Province possess the reserve land resources for increasing production hundred billion jin of grain abilities for country, are to work as
The emphasis of land development in preceding and a period of time from now on.
It mainly include at present water conservancy improvement, physics and agricultural improvement and chemistry to the ameliorative measure in carbonate-type salt-soda soil
With the measures such as biological modification, existing water conservancy ameliorative measure there are project scales big, trivial operations, Meteorological is high and improved effect
It is not easy the problem of maintaining.
Utility model content
The utility model be solves the problems, such as existing water conservancy ameliorative measure there are project scale is big and trivial operations, proposition one
Kind improves the kind cultivating system in carbonate-type salt-soda soil using fish culture.
The utility model is identical saline and alkaline by area using the kind cultivating system in fish culture improvement carbonate-type salt-soda soil
Ground and pond are constituted；The salt-soda soil is made of several salt-soda soil units, and the surrounding of salt-soda soil unit is provided with dykes and dams, dykes and dams
Surrounding is provided with irrigation canals and ditches, and collection branch pipe is equipped in the soil horizon in the unit of salt-soda soil, the supervisor that catchments is equipped in irrigation canals and ditches, is catchmented
The water outlet of branch pipe be connected to the supervisor that catchments, the water outlet of the supervisor that catchments be arranged outside salt-soda soil in collecting-tank；
The water inlet end of the intake pump is set in pond, and the water outlet of intake pump is set in the unit of salt-soda soil；Return water
The water inlet end of pump is set in collecting-tank, and the water outlet of back water pump is set in pond；
The setting depth of the supervisor that catchments is greater than the setting depth of collection branch pipe；Wherein, it catchments the setting depth of supervisor
Purpose greater than the setting depth of collection branch pipe is easy for infiltration water and collects to the supervisor that catchments；
The area of each salt-soda soil unit is 1~2 mu；
The depth of the irrigation canals and ditches is 60~80cm, and width is 70~90cm；
The height of the dykes and dams is 30~50cm, and width is 70~90cm；
The spacing of the adjacent collection branch pipe is 15~25m；
The collection branch pipe is set at 1.5~2.5m of soil surface or less；
The depth of water in the pond is 1.8m~2.2m.
The utility model improves the operational process of the kind cultivating system in carbonate-type salt-soda soil using fish culture are as follows:
Planting forage grass, corn or soybean in each salt-soda soil unit；Big squama Barb fish, silver carp and flathead are cultivated in pond
Fish, the biomass ratio of big squama Barb fish, silver carp and bighead are (15~17): (2~4): 1；20~25, August 10th July
Water conservancy in pond is evacuated to intake pump and carries out soil in each salt-soda soil unit and pour by~15 days and 30 days~September of August 4th
It fills and elution, each pump-out is the 30%~40% of pond total Water, infiltration water is successively collected to after soil is poured and eluted
Collection branch pipe, catchment supervisor and collecting-tank, is then drawn back the water in collecting-tank to pond using back water pump, the water of loss is logical
It crosses underground water or river and lake water is supplemented.
It the utility model principle and has the beneficial effect that
One, the utility model passes through first with pond water to soil pouring and elution is carried out in each salt-soda soil unit
Collection branch pipe is arranged in embedded hidden pipe form and the supervisor that catchments collects and pours and elute the infiltration buck with high salt after Saline, infiltration
Buck with high salt is used for the ecological pond culture of saline-alkali tolerant fish；Low alkalinity, Fu Ying after the improvement obtained after ecological pond culture
Feeding water body elutes and irrigates again the soil of high salinity, therefore the utility model project scale is small and easy to operate.This is practical new
Type method combines biological flocculation regulating and controlling water quality technology, scientific bleeding technique and scientific feeding technology, realizes sediment of pond
It repairs, the basicity in consumption salt-soda soil, improvement pond water quality environment, reduce feedstuff feeding in breeding process, make to cultivate or plough
The poor saline and alkaline soil of kind effect is able to Efficient Development utilization, while further improving ecological pond culture efficiency.And this
Utility model method only cleans up the pond before cultivation and has used calcium hypochlorite, and any sterilizing class medicine is not used during pond culture
Object, water quality keep preferable.
Two, the utility model biological flocculation regulating and controlling water quality technology refers to microorganism using the suspended matter in water body as " wadding
Solidifying core ", forms the hydrophobicity granulated substance for having stronger adsorption capacity to organic matter, planktonic organism, protozoan etc..Size is several micro-
Rice is between several millimeters, and organism living accounts for 10~90% in biological flocculation, has self-reproduction ability.Due to its higher egg
Bai Hanliang is suitble to omnivorousness and filter-feeding fish to ingest.On the basis of breeding water body zero changes water, when water body ammonia-nitrogen content is high,
Water body carbon-nitrogen ratio is adjusted by artificially adding molasses as carbon source, promotes heterotrophicy bacteria mass propagation in water body, it is same using bacterium
Change inorganic nitrogen, the nocuousness such as ammonia nitrogen, nitrite nitrogen nitrogen source in water body is converted to mycoprotein, and pass through bacterium for the algae in water body
Class, protozoan, wheel animalcule and organic matter flocculation form " biological flocculation " at particulate matter, are finally ingested, play by cultivated animals
The effect for regulating and controlling water quality, promoting Cycle of nutrients to recycle, improve cultivated animals survival rate, reducing feedstuff feeding, and it is different
The mass propagation promotion for supporting bacterium efficiently uses the nutriment of sediment of pond surplus, and sediment of pond is repaired in realization
It is multiple.
The utility model biological flocculation technology has the following characteristics that in 1, breeding process that zero changes water, can reach water-saving and emission-reducing
Purpose；2, water quality, while pre- disease prevention are regulated and controled using ecological method, without using sterilizing class antibiolics during cultivation
Object achievees the purpose that green cultivation；3, the edible mycoprotein of fish body is converted by harmful nitrogen source such as water body ammonia nitrogen, nitrite nitrogen,
It is effectively improved water quality, improves efficiency of feed utilization, can reach the purpose efficiently cultivated；
Heterotrophicy bacteria in biological flocculation is during growth and breeding, and using organic carbon as the energy, ammonia is the theoretical meter of nitrogen source
Formula is as follows:
NH4 ++1.18C6H12O6+HCO3 -+2.06O2→C5H7O2N+6.06H2O+3.07CO2
According to above formula, the every assimilation 1g ammoniacal nitrogen of heterotrophicy bacteria needs to consume 15.17g carbohydrate, 3.57g total alkalinity,
4.17g dissolved oxygen；Meanwhile, it is capable to generate 8.07g heterotrophicy bacteria thallus and 9.65g carbon dioxide.
Three, within a breeding period, with do not use the utility model method processing comparatively compared with, alkaline land soil
Carbanion content reduce 88.6%；Bicarbonate ion content reduces 48.7%；Total alkalinity reduces 81.3%；
Total salinity decrease 11.1%；PH value reduces 7.4%；Total nitrogen content increases 4.7%；Nitric nitrogen content increases
2.9%；The content of organic matter increases 1.5%.Meanwhile the fertility of alkaline land soil is effectively increased, reach raw to salt-soda soil
The purpose of state reparation realizes the unification of economic benefit, ecological benefits and social benefit.
Detailed description of the invention
Fig. 1 is to cultivate system schematic using the kind that fish culture improves carbonate-type salt-soda soil in embodiment 1；
Fig. 2 is depth of soil-carbanion content column diagram in embodiment 1, and A corresponds to comparative experiments in figure, and B is corresponding real
Apply example 1；
Fig. 3 is depth of soil-bicarbonate ion content column diagram in embodiment 1, and A corresponds to comparative experiments in figure, and B is corresponding
Embodiment 1；
Fig. 4 is depth of soil-total alkalinity column diagram in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment 1 in figure；
Fig. 5 is the total salinity column diagram of depth of soil-in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment 1 in figure；
Fig. 6 is depth of soil-pH value column diagram in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment 1 in figure；
Fig. 7 is depth of soil-total nitrogen content column diagram in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment 1 in figure；
Fig. 8 is depth of soil-nitric nitrogen content column diagram in embodiment 1, and A corresponds to comparative experiments in figure, and B is corresponding to be implemented
Example 1；
Fig. 9 is depth of soil-content of organic matter column diagram in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment in figure
1。
Specific embodiment:
Technical solutions of the utility model are not limited to that specific embodiments lis below, and further include each specific embodiment
Between any reasonable combination.
Specific embodiment 1: kind cultivating system of the present embodiment using fish culture improvement carbonate-type salt-soda soil
It is made of the identical salt-soda soil of area and pond 7；The salt-soda soil is made of several salt-soda soil units 1, saline and alkaline
The surrounding of ground unit 1 is provided with dykes and dams 2, and 2 surrounding of dykes and dams is provided with irrigation canals and ditches 3, collection is equipped in the soil horizon in salt-soda soil unit 1
Water branch pipe 4 is equipped with the supervisor 5 that catchments in irrigation canals and ditches 3, and the water outlet of collection branch pipe 4 be connected to the supervisor 5 that catchments, the supervisor 5 that catchments out
The mouth of a river be arranged salt-soda soil outside in collecting-tank 6；
The water inlet end of the intake pump 8 is set in pond 7, and the water outlet of intake pump 8 is set in salt-soda soil unit 1；
The water inlet end of back water pump 9 is set in collecting-tank 6, and the water outlet of back water pump 9 is set in pond 7；
The setting depth of the supervisor 5 that catchments is greater than the setting depth of collection branch pipe 4.
It present embodiment principle and has the beneficial effect that
One, present embodiment pond water first is to soil pouring and elution is carried out in each salt-soda soil unit, by embedded
Hidden pipe form setting collection branch pipe and the supervisor that catchments collect the infiltration buck with high salt after pouring and elution Saline, permeate with high salt
Buck is used for the ecological pond culture of saline-alkali tolerant fish；Low alkalinity, eutrophic water after the improvement obtained after ecological pond culture
Body elutes and irrigates again the soil of high salinity；Present embodiment method combines biological flocculation regulating and controlling water quality technology, science increases
Oxygen technology and scientific feeding technology, the reparation for realizing sediment of pond, the basicity for consuming salt-soda soil, improvement pond water quality environment,
Feedstuff feeding in breeding process is reduced, the poor saline and alkaline soil Efficient Development of effect cannot be cultivated or cultivate by, which enabling, utilizes, together
When further improve ecological pond culture efficiency.And present embodiment method only cleans up the pond before cultivation and has used calcium hypochlorite,
Any sterilizing class drug is not used during pond culture, water quality keeps preferable.
Two, present embodiment biological flocculation regulating and controlling water quality technology refers to microorganism using the suspended matter in water body as " wadding
Solidifying core ", forms the hydrophobicity granulated substance for having stronger adsorption capacity to organic matter, planktonic organism, protozoan etc..Size is several micro-
Rice is between several millimeters, and organism living accounts for 10~90% in biological flocculation, has self-reproduction ability.Due to its higher egg
Bai Hanliang is suitble to omnivorousness and filter-feeding fish to ingest.On the basis of breeding water body zero changes water, when water body ammonia-nitrogen content is high,
Water body carbon-nitrogen ratio is adjusted by artificially adding molasses as carbon source, promotes heterotrophicy bacteria mass propagation in water body, it is same using bacterium
Change inorganic nitrogen, the nocuousness such as ammonia nitrogen, nitrite nitrogen nitrogen source in water body is converted to mycoprotein, and pass through bacterium for the algae in water body
Class, protozoan, wheel animalcule and organic matter flocculation form " biological flocculation " at particulate matter, are finally ingested, play by cultivated animals
The effect for regulating and controlling water quality, promoting Cycle of nutrients to recycle, improve cultivated animals survival rate, reducing feedstuff feeding, and it is different
The mass propagation promotion for supporting bacterium efficiently uses the nutriment of sediment of pond surplus, and sediment of pond is repaired in realization
It is multiple.
Present embodiment biological flocculation technology has the following characteristics that in 1, breeding process that zero changes water, can reach water-saving and emission-reducing
Purpose；2, water quality, while pre- disease prevention are regulated and controled using ecological method, without using sterilizing class antibiolics during cultivation
Object achievees the purpose that green cultivation；3, the edible mycoprotein of fish body is converted by harmful nitrogen source such as water body ammonia nitrogen, nitrite nitrogen,
It is effectively improved water quality, improves efficiency of feed utilization, can reach the purpose efficiently cultivated；
Heterotrophicy bacteria in biological flocculation is during growth and breeding, and using organic carbon as the energy, ammonia is the theoretical meter of nitrogen source
Formula is as follows:
NH4 ++1.18C6H12O6+HCO3 -+2.06O2→C5H7O2N+6.06H2O+3.07CO2
According to above formula, the every assimilation 1g ammoniacal nitrogen of heterotrophicy bacteria needs to consume 15.17g carbohydrate, 3.57g total alkalinity,
4.17g dissolved oxygen；Meanwhile, it is capable to generate 8.07g heterotrophicy bacteria thallus and 9.65g carbon dioxide.
Three, within a breeding period, with do not use present embodiment method processing comparatively compared with, alkaline land soil
Carbanion content reduce 88.6%；Bicarbonate ion content reduces 48.7%；Total alkalinity reduces 81.3%；
Total salinity decrease 11.1%；PH value reduces 7.4%；Total nitrogen content increases 4.7%；Nitric nitrogen content increases
2.9%；The content of organic matter increases 1.5%.Meanwhile the fertility of alkaline land soil is effectively increased, reach raw to salt-soda soil
The purpose of state reparation realizes the unification of economic benefit, ecological benefits and social benefit.
Specific embodiment 2: the present embodiment is different from the first embodiment in that: each salt-soda soil unit 1
Area be 1~2 mu.Other steps and parameter are same as the specific embodiment one.
Specific embodiment 3: the present embodiment is different from the first and the second embodiment in that: the depth of the irrigation canals and ditches 3
For 60~80cm, width is 70~90cm.Other steps and parameter are the same as one or two specific embodiments.
Specific embodiment 4: unlike one of present embodiment and specific embodiment one to three: the dykes and dams 2
Height is 30~50cm, and width is 70~90cm.Other steps and parameter are identical as one of specific embodiment one to three.
Specific embodiment 5: unlike one of present embodiment and specific embodiment one to four: described adjacent
The spacing of collection branch pipe 4 is 15~25m.Other steps and parameter are identical as one of specific embodiment one to four.
Specific embodiment 6: unlike one of present embodiment and specific embodiment one to five: the branch of catchmenting
Pipe 4 is set at 1.5~2.5m of soil surface or less.Other steps and parameter are identical as one of specific embodiment one to five.
Specific embodiment 7: unlike one of present embodiment and specific embodiment one to six: the pond 7
The depth of water is 1.8m~2.2m.Other steps and parameter are identical as one of specific embodiment one to six.
Using following experimental verification the utility model has the beneficial effects that
Embodiment 1:
It is illustrated with reference to Fig. 1 the present embodiment, the present embodiment cultivates system using the kind in fish culture improvement carbonate-type salt-soda soil
System is made of the identical salt-soda soil of area and pond 7；The salt-soda soil is made of several salt-soda soil units 1, salt-soda soil unit 1
Surrounding be provided with dykes and dams 2, irrigation canals and ditches 3 are provided with around dykes and dams 2, are equipped with collection branch pipe in the soil horizon in salt-soda soil unit 1
4, the supervisor 5 that catchments is equipped in irrigation canals and ditches 3, the water outlet of collection branch pipe 4 be connected to the supervisor 5 that catchments, and is catchmented and is responsible for 5 water outlet and sets
Set outside salt-soda soil in collecting-tank 6；
The water inlet end of the intake pump 8 is set in pond 7, and the water outlet of intake pump 8 is set in salt-soda soil unit 1；
The water inlet end of back water pump 9 is set in collecting-tank 6, and the water outlet of back water pump 9 is set in pond 7；
The setting depth of the supervisor 5 that catchments is greater than the setting depth of collection branch pipe 4；Wherein, catchment supervisor 5 setting it is deep
The purpose that degree is greater than the setting depth of collection branch pipe 4 is easy for infiltration water and collects to the supervisor that catchments；
The area of each salt-soda soil unit 1 is 1 mu；The depth of the irrigation canals and ditches 3 is 70cm, width 80cm；It is described
The height of dykes and dams 2 is 40cm, width 80cm；The spacing of the adjacent collection branch pipe 4 is 20m；The collection branch pipe 4 is arranged
Below the soil surface at 2m；The depth of water in the pond 7 is 1.8m；
The planting forage grass in each salt-soda soil unit 1；Big squama Barb fish, silver carp and bighead, big squama Barb are cultivated in pond 7
The biomass ratio of fish, silver carp and bighead is 16:3:1；In 20~25 July, August 10~15 and 30 days~September of August
4, the water conservancy in pond 7 is evacuated in each salt-soda soil unit 1 with intake pump 8 and carries out soil pouring and elution, is drawn water every time
Amount is the 30%% of 7 total Water of pond, and infiltration water is successively collected to collection branch pipe 4 after soil is poured and eluted, catchment 5 and of supervisor
Then collecting-tank 6 is drawn back the water in collecting-tank 6 to pond 7 using back water pump 9, the water of loss passes through underground water or river and lake
Water is supplemented.
Wherein, pond selection, fingerling stocking, feedstuff feeding, aquaculture management and regulating and controlling water quality specifically sequentially include the following steps:
1., pond selection: identical with the saline alkali land area of carbonate-type in the step 1 pond of selection, setting device for feeding fish bait in pond, fish
Kind is put in a suitable place to breed first 7~10 days, is carried out disinfection with calcium hypochlorite to pond；Calcium hypochlorite dosage when carrying out disinfection to pond is 300g/
Mu；The depth of water in the pond is 1.8m；2., fingerling stocking: put big squama Barb fry kind, silver carp seedling in a suitable place to breed into pond in the first tenday period of a month in May
Kind and bighead seed；The biomass ratio of big squama Barb fish, silver carp and bighead is 16:3:1 in pond；The big squama Barb fry kind is
The big squama Barb fry kind of small dimension；The stocking rate of the big squama Barb fry kind of small dimension is 8300 tails/mu；The big squama Barb fry kind of small dimension
Weight is 5g/ tail；The weight of silver carp seed is 100g/ tail；The weight of bighead seed is 100g/ tail；Wherein, big squama Barb fry
Kind, silver carp seed and bighead seed be when selecting, select neat specification, physical strong, body surface is complete, without lopsided, disease-free and injury-free and
The seed of saline-alkali tolerant.3., feedstuff feeding: feed carp carp compound feed in pond, feed 3 times, have when feeding every time daily
Stop feeding when 80% fish leaves；4., aquaculture management: using aerator to the water oxygenation in pond to oxygen content be 5mg/L；Institute
Stating aerator power is 1kw/ mus；It splashed insect prevention drug every 20 days to pond；5., regulating and controlling water quality: when total ammonia of the water in pond
When nitrogen concentration is greater than 0.5mg/L, molasses to ammonia nitrogen concentration is added to the water in pond and is lower than 0.5mg/L, is opened during addition molasses
Open aerator；Bacillus was added into the water in pond every 20 days；The dosage of the bacillus is 300g/ mus；The bud
Viable count is greater than 1,000,000/mg in spore bacillus powder；The molasses additive amount A is according to formula A=H × S × (30 × CTAN-N–
19) it/1000 calculates, wherein A is molasses additive amount, and unit kg, H are the pond depth of water, and unit m, S are pond area, unit
For m2, CTAN-NFor the initial total ammonia nitrogen concentration in pond, unit mg/L.
It is the initial time of culture-cycle when the first tenday period of a month in May put seed in a suitable place to breed into pond, the culture-cycle is set as 140d, and one
The growth performance of big squama Barb and yield are shown in Table 1 in pond after culture-cycle；By the cultivation of a culture-cycle, the end of big squama Barb
Opisthosoma has weighed 102.5g, and per mu yield has reached 849.7kg/ mus, and feed coefficient 1.32, survival rate is almost
100%；
Table 1 squama Barb big growth performance and yield
Comparative experiments:
Adjacent salt-soda soil identical with 1 area of embodiment, and planting forage grass are chosen, experiment is compared；It tests respectively
One culture-cycle (140d) the carbon in soil acid ion content of 0~40cm depth, carbon in embodiment 1 and in comparative experiments afterwards
Sour hydrogen radical ion concentration, total alkalinity, total salinity, pH value, total nitrogen content, nitric nitrogen content and the content of organic matter；Test result
As shown in Fig. 2~9；
Fig. 2 is depth of soil-carbanion content column diagram in embodiment 1, and A corresponds to comparative experiments in figure, and B is corresponding real
Apply example 1；As shown in Figure 2, the carbon in soil acid ion content of 0~40cm depth is significantly lower than comparative experiments in embodiment 1,
The carbanion content that is averaged in the soil of 0~40cm depth in embodiment 1 reduces 88.6% compared with comparative experiments；
Fig. 3 is depth of soil-bicarbonate ion content column diagram in embodiment 1, and A corresponds to comparative experiments in figure, and B is corresponding
Embodiment 1；From the figure 3, it may be seen that the carbon in soil acid hydrogen radical ion concentration of 0~40cm depth is obvious in embodiment 1
Lower than comparative experiments, average bicarbonate ion content is reduced compared with comparative experiments in the soil of 0~40cm depth in embodiment 1
48.7%；
Fig. 4 is depth of soil-total alkalinity column diagram in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment 1 in figure；By
Fig. 4 is it is found that total alkalinity is significantly lower than comparative experiments, 0~40cm in embodiment 1 in the soil of 0~40cm depth in embodiment 1
Average total alkalinity reduces 81.3% compared with comparative experiments in the soil of depth；
Fig. 5 is the total salinity column diagram of depth of soil-in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment 1 in figure；By
Fig. 5 is it is found that different degrees of fluctuation, 0~40cm in embodiment 1 occur in embodiment 1 and each total salinity of layer soil of comparative experiments
Average total salinity reduces 11.1% compared with comparative experiments in the soil of depth；
Fig. 6 is depth of soil-pH value column diagram in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment 1 in figure；By scheming
6 it is found that the pH value of the soil of 0~40cm depth is below comparative experiments in embodiment 1, the soil of 0~40cm depth in embodiment 1
The pH value of earth reduces 7.4% compared with comparative experiments；
Fig. 7 is depth of soil-total nitrogen content column diagram in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment 1 in figure；
As shown in Figure 7, there is different degrees of fluctuation in the total nitrogen content of embodiment 1 and each layer soil of comparative experiments, 0 in embodiment 1
The total nitrogen content of the soil of~40cm depth increases 4.7% compared with comparative experiments；
Fig. 8 is depth of soil-nitric nitrogen content column diagram in embodiment 1, and A corresponds to comparative experiments in figure, and B is corresponding to be implemented
Example 1；As shown in Figure 8, there is different degrees of fluctuation in embodiment 1 and the nitric nitrogen content of each layer soil of comparative experiments, real
The nitric nitrogen content for applying the soil of 0~40cm depth in example 1 increases 2.9% compared with comparative experiments；
Fig. 9 is depth of soil-content of organic matter column diagram in embodiment 1, and A corresponds to comparative experiments, B corresponding embodiment in figure
1；As shown in Figure 9, there is different degrees of fluctuation, embodiment 1 in embodiment 1 and the content of organic matter of each layer soil of comparative experiments
In the content of organic matter of soil of 0~40cm depth increase 1.5% compared with comparative experiments.
Claims (7)
1. a kind of kind cultivating system using fish culture improvement carbonate-type salt-soda soil, it is characterised in that: this kind of cultivating system
It is made of the identical salt-soda soil of area and pond (7)；The salt-soda soil is made of several salt-soda soil units (1), and salt-soda soil is single
The surrounding of first (1) is provided with dykes and dams (2), and dykes and dams (2) surrounding is provided with irrigation canals and ditches (3), the soil horizon middle berth in salt-soda soil unit (1)
It equipped with collection branch pipe (4), is equipped with catchment supervisor (5) in irrigation canals and ditches (3), the water outlet of collection branch pipe (4) and supervisor (5) company that catchments
It is logical, it is interior in collecting-tank (6) outside the water outlet setting salt-soda soil for the supervisor (5) that catchments；
The water inlet end of intake pump (8) is set in pond (7), and the water outlet of intake pump (8) is set in salt-soda soil unit (1)；
The water inlet end of back water pump (9) is set in collecting-tank (6), and the water outlet of back water pump (9) is set in pond (7)；
The setting depth of the supervisor (5) that catchments is greater than the setting depth of collection branch pipe (4).
2. the kind cultivating system according to claim 1 using fish culture improvement carbonate-type salt-soda soil, feature exist
In: the area of each salt-soda soil unit (1) is 1~2 mu.
3. the kind cultivating system according to claim 1 using fish culture improvement carbonate-type salt-soda soil, feature exist
In: the depth of the irrigation canals and ditches (3) is 60~80cm, and width is 70~90cm.
4. the kind cultivating system according to claim 1 using fish culture improvement carbonate-type salt-soda soil, feature exist
In: the height of the dykes and dams (2) is 30~50cm, and width is 70~90cm.
5. the kind cultivating system according to claim 1 using fish culture improvement carbonate-type salt-soda soil, feature exist
In: the spacing of adjacent collection branch pipe (4) is 15~25m.
6. the kind cultivating system according to claim 1 using fish culture improvement carbonate-type salt-soda soil, feature exist
In: the collection branch pipe (4) is set at 1.5~2.5m of soil surface or less.
7. the kind cultivating system according to claim 1 using fish culture improvement carbonate-type salt-soda soil, feature exist
In: the depth of water of the pond (7) is 1.8m~2.2m.
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