CN109406745A - A kind of test method of crop root development experimental observation room - Google Patents
A kind of test method of crop root development experimental observation room Download PDFInfo
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- CN109406745A CN109406745A CN201811522114.7A CN201811522114A CN109406745A CN 109406745 A CN109406745 A CN 109406745A CN 201811522114 A CN201811522114 A CN 201811522114A CN 109406745 A CN109406745 A CN 109406745A
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- 230000021749 root development Effects 0.000 title claims abstract description 21
- 238000010998 test method Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 238000012360 testing method Methods 0.000 claims abstract description 20
- 238000003809 water extraction Methods 0.000 claims abstract description 17
- 230000005484 gravity Effects 0.000 claims abstract description 15
- 239000002689 soil Substances 0.000 claims abstract description 14
- 210000003608 fece Anatomy 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 239000010871 livestock manure Substances 0.000 claims abstract description 7
- 239000000284 extract Substances 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims description 21
- 239000012780 transparent material Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000003415 peat Substances 0.000 claims description 4
- 238000013022 venting Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 230000010496 root system development Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 19
- 238000011160 research Methods 0.000 abstract description 17
- 238000013461 design Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000002786 root growth Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000008635 plant growth Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 9
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000012010 growth Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011981 development test Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
- G01N33/245—Earth materials for agricultural purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
- G01N33/248—Earth materials related to manure as a biological product
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Hydroponics (AREA)
- Cultivation Of Plants (AREA)
Abstract
The present invention relates to a kind of test methods of crop root development experimental observation room, and the parallel test of crop root is carried out in observation ward, and collect, extract the bulk water under different depth and combine water, to carry out liquid manure case study；Observation ward is basement, it is equipped in basement for several planting tubes of parallel test, gravity water collection system and combines water extraction system, the top correspondence of planting tube fixes on the ground across the preformed hole being arranged at the top of basement, and the bottom of planting tube is arranged in basement by bracket；Gravity water collection system and the wall that basement is arranged in conjunction with water extraction system.The present invention has many advantages, such as reasonable in design, easy for installation, controllable plant growth space and soil environment, meet root growth needs, multinomial parallel test can be carried out simultaneously, and bulk water and the liquid manure case study in conjunction with water under different depth, and replacement soil is convenient, convenient for carrying out comprehensive study with a variety of research methods.
Description
Technical field
Present patent application is related to agricultural technology field, in particular for the test of the observation ward of crop root development test
Method.
Background technique
Root is to maintain the under ground portion for making object axis, makees the generally referred to root system of object under ground portion root.For a long time,
Crop science surrounds the formation of yield, has carried out greatly to the regulation of the structure and function and noctilucence system of crop aerial part organ
Quantity research achieves remarkable result.But the research due to the limitation of research method and operating condition, to the part of a crop which is beneath the ground root system
Far behind aerial part.With the development of science and technology, root system research method is also being continuously improved and perfect, each research institution is equal
Pay much attention to, and does a lot of work.
The research method of crop root includes field direct method, and observation, indirect method etc., field direct method includes excavating
Method, monolith method, soil drilling method, profile method etc.；Observation such as glass wall approach, including miniature root system sighting tube, root system research room
Deng；Indirect method includes tagging, stablizes tracer etc..
In order to study crop root, preferably to carry out parallel test and bulk water and combine liquid manure in water
The acquisition of migration rule is chemically examined, and needs to design and manufacture special crop root research department, with deeply grinding to root system biology
Offer test site is provided.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of crop root development experimental observation room test method,
Easy to operate, test accurately, is convenient for parallel test, while convenient for collecting and extracting the bulk water under different depth and combination
Water.
To solve the above-mentioned problems, the technical scheme adopted by the invention is that:
A kind of test method of crop root development experimental observation room carries out root of the crop in crop root development experimental observation room
The parallel test of system, and collection in experimental observation room can be developed in crop root, extract bulk water and the combination under different depth
Water, to carry out liquid manure case study.
Technical solution of the present invention further improvement lies in that: crop root develop experimental observation room be that subsurface is set
Basement, basement is interior to be equipped with for several planting tubes of parallel test, gravity water collection system and combines water extraction system, kind
The top correspondence for planting pipe fixes on the ground across the preformed hole being arranged at the top of basement, and the bottom of planting tube is set up by branch
It sets in basement；Gravity water collection system and the wall that basement is arranged in conjunction with water extraction system；
Gravity water collection system includes several collector units setting up and down, and each collector unit includes being inclined at underground
It is used to collect the collection conduit of bulk water, the seal pipe I and seal pipe of collection conduit outlet end is arranged in the wall soil of room
The outlet end of the cock of water drain of I connection and the outer connecting tube for stretching out seal pipe I, connection connecting tube, collection conduit is lower than collecting pipe
The arrival end in road, seal pipe I, connecting tube and cock of water drain are arranged on the wall of basement；
It include several extracting units setting up and down in conjunction with water extraction system, each extracting unit includes being inclined at underground
In the soil of the negative pressure wall of room for extracts combine water extraction conduit, extraction conduit outlet end is set seal pipe II,
The negative tube of seal pipe II is connected to and stretched out outside downward with seal pipe II, is connected to the negative pressure extracting bottle of negative tube, extraction conduit
Outlet end is lower than the arrival end of extraction conduit, and seal pipe II is arranged on negative pressure wall.Negative pressure extracting bottle is arranged by bracket negative
The ground of basement is pressed on wall or is placed on, negative pressure extracting bottle is Dewar bottle.
Technical solution of the present invention further improvement lies in that: at least one planting tube is made of transparent material.
Technical solution of the present invention further improvement lies in that: lower part in the planting tube of transparent material is gone up and down equipped with adjustable
Funnel, adjustable go up and down funnel and connect being in charge of for sepage for drawing by valve connection one.
Technical solution of the present invention further improvement lies in that: transparent material is organic glass, nontransparent material be pvc pipe.
Technical solution of the present invention further improvement lies in that: the arrival end of collection conduit and extraction conduit is equipped with for net
Change the filter layer of water quality.
Technical solution of the present invention further improvement lies in that: filter layer is filter cotton, active carbon, peat moss or ceramic ring
It is one or more.
Technical solution of the present invention further improvement lies in that: several exhausts for underground chamber venting are additionally provided in basement
Pipe, the top of exhaust pipe passes through to be fixed on the ground at the top of basement.For example exhaust pipe is four, is separately positioned on basement
Four angles on.
Technical solution of the present invention further improvement lies in that: extracting unit and collector unit quantity are 4 ~ 10, each to take out
Taking the difference in height between unit is 5mm ~ 60mm, and the difference in height of each collector unit is 5mm ~ 60mm；Extraction conduit therein and collection
The tilt angle of pipeline is 15 ~ 75 degree, material is angle bar, and seal pipe I and II material of seal pipe are hose.
Technical solution of the present invention further improvement lies in that: basement includes several separated from each other locellus, Mei Gefen
Interior is provided with several planting tubes, gravity water collection system and combines water extraction system.
By adopting the above-described technical solution, the technological progress achieved by the present invention is:
A kind of test method of crop root development experimental observation room of the invention, has reasonable in design, easy for installation etc.
Advantage can control plant growth space and soil environment, meet root growth needs, while can carry out multinomial parallel test,
And the liquid manure case study of the bulk water and combination water under different depth；And replacement soil is more convenient, convenient for research people
Member carries out comprehensive study with a variety of research methods.
The development experimental observation room is designed in basement, can simulate the growing environment of crop root growth part, protects
The mild opaqueness in certain ground, while the exhaust pipe designed have been demonstrate,proved, ensure that the certain ventilation quantity of basement.
Basement is provided with multiple subregions, can have controllable Crop spatial growing environment in a certain range, be convenient for
More accurate test result is made in multinomial parallel test.The planting tube of transparent material (such as organic glass) can be raw in crop
Comprehensive observation and record are carried out in growth process to the growing state of root, round hole is arranged in planting tube on basement roof
Hole, planting tube fix on the ground across basement roof.The test method of crop root development experimental observation room improves
The conditions and environment of crop root research has positive effect to the crop root research level for improving China.It not only can be same
The growth and development situation of a variety of method observation crop roots of Shi Yunyong, further grinds the advantage and disadvantage of different research methods
Study carefully, and the growing state of crop root can be studied under conditions of realizing that crop upper grown environment is controllable, ties research
Fruit have it is comparative, enable test process have repeatability.
The collection gravity water system and combination water extraction system being equipped with, multiple extracting units and collector unit can extract respectively
The case where combination water and bulk water under different height difference, available different depth is lauched middle liquid manure, it is convenient for specific aim
Research；Extraction conduit and collection conduit are obliquely installed, the slope design that arrival end is high, outlet end is low, convenient for make to combine water and
Bulk water collects, and the tilt angle of extraction conduit and collection conduit is 15 ~ 75 degree, and tilt angle setting rationally, is extracted in conjunction with water
It is smooth that nature is collected with bulk water.
The seal pipe I and seal pipe II being equipped with, enhance the leakproofness at each unit interface by sealing function, have prevented leakage
Water problems.
The filter layer being equipped with can effectively filter out miscellaneous soil or other impurities, make to combine water purer, improve test accuracy；
Filter layer is the one or more of filter cotton, active carbon, peat moss or ceramic ring, low in cost convenient for gathering materials on the spot.
Detailed description of the invention
Fig. 1 is the floor plan of crop root development experimental observation room of the invention；
Fig. 2 is the diagrammatic cross-section of Fig. 1；
Fig. 3 is the structural schematic diagram of gravity water collection system of the invention；
Fig. 4 is the structural schematic diagram of combination water extraction system of the invention；
Wherein, 44, planting groove, 5, filter layer, 6, planting tube, 7, exhaust pipe, 11, collection conduit, 12, seal pipe I, 13, connection
Pipe, 14, cock of water drain, 21, extraction conduit, 22, seal pipe II, 23, negative tube, 24, negative pressure extracting bottle, 26, negative pressure wall.
Specific embodiment
The present invention is described in further details below with reference to embodiment.
The invention discloses a kind of test methods of crop root development experimental observation room, for the underground that subsurface is arranged in
Room is equipped with several planting tubes 6, gravity water collection system and combination for parallel test referring to Fig. 1 to Fig. 4 in the basement
The top correspondence of water extraction system, planting tube 6 fixes on the ground across the preformed hole being arranged at the top of basement, planting tube
Bottom by bracket be arranged in basement, bracket is A-frame, that is, up and down structure triangular in shape, between pass through three
Column is fixedly connected；Gravity water collection system and the wall that basement is arranged in conjunction with water extraction system；In addition to this,
It is additionally provided with planting groove 44, details are not described herein.
Gravity water collection system includes several collector units setting up and down, and each collector unit includes being inclined at
It is used to collect the collection conduit 11 of bulk water, the seal pipe I of 11 outlet end of collection conduit is arranged in basement wall soil
12, the cock of water drain 14 of the simultaneously outer connecting tube 13 for stretching out seal pipe I 12, connection connecting tube 13, collecting pipe are connected to seal pipe I 12
The outlet end in road 11 is lower than the arrival end of collection conduit 11, and seal pipe I 12, connecting tube 13 and cock of water drain 14 are arranged in basement
Wall on；
It include several extracting units setting up and down in conjunction with water extraction system, each extracting unit includes being inclined at underground
The sealing for extracting the extraction conduit 21 in conjunction with water, 21 outlet end of extraction conduit being arranged in the soil of the negative pressure wall 26 of room
Pipe II 22, the negative pressure pumping that the outer negative tube 23 for stretching out seal pipe II 22, connection negative tube 23 downwards are connected to simultaneously with seal pipe II 22
Bottle 24 is taken, the outlet end of extraction conduit 21 is lower than the arrival end of extraction conduit 21, and seal pipe II 22 is arranged on negative pressure wall 26.It is negative
Pressure extracts the ground that bottle 24 is arranged on negative pressure wall 26 by bracket or is placed on basement, and negative pressure extracting bottle 24 is Dewar bottle.
One or more the skirt for being used to be connected to negative tube 23 can be inserted in negative pressure extracting bottle 24, convenient for connection different height (depth)
Extraction conduit 21.
At least one planting tube 6 is made of transparent material, remaining is made of nontransparent material.Transparent material is seen convenient for intuitive
Crop root developmental state is examined, without taking or splitting soil, improves test convenience.It is non-if transparent material is organic glass
Transparent material is pvc pipe.Planting tube 6 totally 12 in the present embodiment, wherein organic glass 3, pvc pipe 9.The kind of transparent material
It plants the lower part in pipe 6 and is equipped with adjustable lifting funnel, adjustable goes up and down funnel and connects sepage for drawing by valve connection one
It is in charge of, this measure can control water content in planting tube 6.
The arrival end of collection conduit 11 and extraction conduit 21 is equipped with the filter layer 5 for purifying water and is filled, can
To reduce impurity.Filter layer 5 is the one or more of filter cotton, active carbon, peat moss or ceramic ring, according to specific soil water quality
Carry out reasonable selection.
Several exhaust pipes 7 for underground chamber venting are additionally provided in basement, the top of exhaust pipe 7 passes through the top of basement
It fixes on the ground.The present embodiment exhaust pipe 7 is four, is separately positioned on four angles of basement.It can also be according to reality
Situation is selected, and more roots are arranged.
The tilt angle of collection conduit 11 and extraction conduit 21 is 15 ~ 75 degree, material is angle bar, I 12 He of seal pipe
II 22 material of seal pipe is hose, convenient for turning waste into wealth, while improving sealed precision.
Extracting unit and collector unit quantity are 4 ~ 10, and the difference in height between each extracting unit is 5mm ~ 60mm, each to receive
Integrate the difference in height of unit as 5mm ~ 60mm.
In use, basement can be arranged to several separated from each other locellus, it is provided in each locellus several
Planting tube 6, gravity water collection system and combination water extraction system.It can carry out different tests respectively in this way, it is more valuable to obtain
Value more has comparative research achievement.
Claims (10)
1. a kind of test method of crop root development experimental observation room, it is characterised in that: develop experimental observation in crop root
The parallel test of crop root is carried out in room, and can be developed in experimental observation room and be collected in crop root, extract under different depth
Bulk water and combine water, to carry out liquid manure case study.
2. a kind of test method of crop root development experimental observation room according to claim 1, it is characterised in that: crop
Root system development experimental observation room is the basement that subsurface is arranged in, and several planting tubes for parallel test are equipped in basement
(6), gravity water collection system and water extraction system is combined, the top of planting tube (6) is corresponding across being arranged at the top of basement
Preformed hole fixes on the ground, and the bottom of planting tube is arranged in basement by bracket；Gravity water collection system and combine water
Extraction system is arranged at the wall of basement；
Gravity water collection system includes several collector units setting up and down, and each collector unit includes being inclined at underground
In the wall soil of room for collect bulk water collection conduit (11), setting collection conduit (11) outlet end seal pipe I
(12), the connecting tube (13) of seal pipe I (12) is connected to and stretched out outside with seal pipe I (12), is connected to discharging water out for connecting tube (13)
Close (14), the outlet end of collection conduit (11) is lower than the arrival end of collection conduit (11), seal pipe I (12), connecting tube (13) and
Cock of water drain (14) is arranged on the wall of basement；
It include several extracting units setting up and down in conjunction with water extraction system, each extracting unit includes being inclined at underground
Being used to extract the extraction conduit (21) in conjunction with water, being arranged in extraction conduit (21) outlet end in the soil of the negative pressure wall (26) of room
Seal pipe II (22), be connected to seal pipe II (22) and the outer negative tube (23) for stretching out seal pipe II (22), connection downwards is negative
The negative pressure extracting bottle (24) of pressure pipe (23), the outlet end of extraction conduit (21) are lower than the arrival end of extraction conduit (21), seal pipe
II (22) are arranged on negative pressure wall (26).
3. a kind of test method of crop root development experimental observation room according to claim 2, it is characterised in that: at least
One planting tube (6) is made of transparent material.
4. a kind of test method of crop root development experimental observation room according to claim 3, it is characterised in that: transparent
Lower part in the planting tube (6) of material is equipped with adjustable and goes up and down funnel, and adjustable goes up and down funnel by valve connection one for drawing
Being in charge of for sepage is connect out.
5. a kind of test method of crop root development experimental observation room according to claim 4, it is characterised in that: transparent
Material is organic glass.
6. a kind of test method of crop root development experimental observation room according to claim 2, it is characterised in that: collect
Pipeline (11) and the arrival end of extraction conduit (21) are equipped with the filter layer (5) for purifying water.
7. a kind of test method of crop root development experimental observation room according to claim 6, it is characterised in that: filtering
Layer (5) is the one or more of filter cotton, active carbon, peat moss or ceramic ring.
8. according to a kind of test method of the described in any item crop root development experimental observation rooms of claim 2 ~ 7, feature
It is: is additionally provided with several exhaust pipes (7) for underground chamber venting in basement, the top of exhaust pipe (7) passes through the top of basement
Portion fixes on the ground.
9. according to a kind of test method of the described in any item crop root development experimental observation rooms of claim 2 ~ 7, feature
Be: extracting unit and collector unit quantity are 4 ~ 10, and the difference in height between each extracting unit is 5mm ~ 60mm, it is each collect it is single
The difference in height of member is 5mm ~ 60mm；The tilt angle of extraction conduit (11) and collection conduit (21) is 15 ~ 75 degree, material is
Angle bar, seal pipe I (12) and seal pipe II (22) material are hose.
10. according to a kind of test method of the described in any item crop root development experimental observation rooms of claim 2 ~ 7, feature
Be: basement includes several separated from each other locellus, several planting tubes (6) is provided in each locellus, bulk water is received
Collecting system and combination water extraction system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811522114.7A CN109406745B (en) | 2018-12-13 | 2018-12-13 | Test method of crop root system development test observation room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811522114.7A CN109406745B (en) | 2018-12-13 | 2018-12-13 | Test method of crop root system development test observation room |
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| Publication Number | Publication Date |
|---|---|
| CN109406745A true CN109406745A (en) | 2019-03-01 |
| CN109406745B CN109406745B (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811522114.7A Active CN109406745B (en) | 2018-12-13 | 2018-12-13 | Test method of crop root system development test observation room |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110447423A (en) * | 2019-08-26 | 2019-11-15 | 河北省农林科学院旱作农业研究所 | A kind of millet or wheat root preparation of specimen device and method |
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2018
- 2018-12-13 CN CN201811522114.7A patent/CN109406745B/en active Active
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| WO2013021219A2 (en) * | 2011-08-08 | 2013-02-14 | Viaral S.A. | Tree planting system featuring irrigation water and rainwater retention and limiting the evaporation of moisture from the ground into the atmosphere via underground irrigation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110447423A (en) * | 2019-08-26 | 2019-11-15 | 河北省农林科学院旱作农业研究所 | A kind of millet or wheat root preparation of specimen device and method |
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| Publication number | Publication date |
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| CN109406745B (en) | 2024-06-25 |
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