It is a kind of for comparing crop root system to the device in space and resource contention
Technical field
The utility model relates to arviculture field, be more particularly to it is a kind of be used to compare crop root system to space and
The device of resource contention.
Background technique
The root system of crops is generally shallow root system, and the growth of crop is by (the money of nutrition in planting density (space) and soil
Source) influence.Competition between crop underground root system mainly includes the competition to space and resource.Lack at present suitable device and
Method competes efficiently to study crop root system.
Utility model content
The technical problem to be solved by the utility model is to lack suitable device and method at present efficiently to study
Crop root system competition.
The utility model is to solve above-mentioned technical problem by the following technical programs: one kind is used to compare crop root system
To the device in space and resource contention, including cabinet, cabinet is separated into multiple spaces by partition;The partition include diaphragm plate and
Vertical clapboard;Two at least opposite inner walls of the cabinet are provided with the first card slot, tabula board ends limit in the first card slot;It is perpendicular
Partition is with diaphragm plate by connecting and fixing;The contact surface of the diaphragm plate and vertical clapboard and cabinet wall has sealing structure;Institute
It states the bottom of box and offers drainage hole, the drainage hole is drained outward by drainage mechanism.
Preferably, the tabula board ends are equipped with the first tongue, and first tongue is connected in first card slot;Institute
Diaphragm plate is stated equipped with the second card slot, the vertical clapboard both ends are equipped with the second tongue, and second tongue is connected to described second
In card slot.
Preferably, first card slot and second card slot are arranged at intervals with multiple, and two adjacent first
Interval between card slot is equal, and the interval between two adjacent second card slots is equal, between two adjacent first card slots
It is spaced equal with the interval between two adjacent second card slots.
Preferably, the vertical clapboard includes no hole vertical clapboard and hole vertical clapboard, and the diaphragm plate is hollow structure,
Middle control structure is the cavity of same intervals, and cavity wall opens up hole, cavity interval and two adjacent second card slots interval phase
Deng the vertical clapboard can be connected in cavity.
Preferably, the cabinet two sides are equipped with handle, and tank floor quadrangle is equipped with pulley, and the pulley is equipped with brake
Device, the brake are controlled by brake button, and the brake button is located at below handle, and the bottom of box sets well-regulated
Drainage hole, each drainage hole are respectively connected with drainpipe, and the drainpipe is connected to threeway drain valve, the threeway drain valve packet
Sludge outlet and water out are included, strainer is equipped at water out, is connected with water valve at water out, sludge outlet is plugged with water plug, institute
Cabinet depth is stated higher than crop root system depth 0.3m~1m.
Preferably, the sealing structure is gasket, and the gasket is sealed in each seam crossing.
A method of relatively crop root system is to space and resource contention, including root system to the competitive assay and root of resource
To resource+space competitive assay, the root system includes: to the step of competitive assay of resource for system
Step 1: partition is inserted into corresponding card slot, device is divided into the grid of same size by seedlings nursing plate design;Root
According to root system to the research approach of resource contention, control group and different processing groups are set, below-ground competition, processing is not present in control group
The processing scheme of group is set as three types, i.e., is not added removal experiment, addition experiment, removal experiment;Processing group neighbouring
Partition between body is set as no hole vertical clapboard or hole vertical clapboard according to experiment;
Step 2: seedling management after seedlings nursing plate designs, is transplanted crops and is managed, control group and processing group
The different gradation of moisture and fertilizer gradient are applied, or controls moisture and fertilizer gradient simultaneously;
Step 3: competition is compared, and after handling the regular period, compares the competition between root system, by by processing group and control
Individual subject band soil in group takes out, through washing root, cut root, root system dries, scan root system, divide finally by root system analysis software
Root index is analysed, analysis comparison is carried out;
Crop root system is to unlike the method for the competition in space compared with, and the root system is to the competition of resource+space
The device of experiment is divided into different size of grid, and all hole vertical clapboards of partition between the neighbouring individual of processing group.
Preferably, the analysis of step 3 compare including compare under different disposal the difference of root system and comparison it is individual with
Dry weight, weight in wet base, yield between individual.
Preferably, the step 2 further includes the processing of setting heavy metal, pesticide-treated.
The utility model has the advantage that compared with prior art
1) device can flexibly change, and change grid size and distribution according to the research approach of researcher, saved place
Space avoids the interference of other factors.
2) the settable addition of the device and removal experiment are arranged different control experiments, carry out effective permutation and combination, mention
High conventional efficient.
Detailed description of the invention
It, below will be to required use in utility model description in order to illustrate more clearly of the technical solution of the utility model
Attached drawing be briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, right
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is disclosed in the utility model a kind of for comparing crop root system to the device in space and resource contention
Cabinet external structure;
Fig. 2 is disclosed in the utility model a kind of for comparing crop root system to the device in space and resource contention
The discharge structure schematic diagram of one drainage hole of the bottom of box;
Fig. 3 is disclosed in the utility model a kind of for comparing crop root system to the device in space and resource contention
Without hole vertical clapboard main view;
Fig. 4 is disclosed in the utility model a kind of for comparing crop root system to the device in space and resource contention
Hole vertical clapboard main view;
Fig. 5 is disclosed in the utility model a kind of for comparing crop root system to the device in space and resource contention
Diaphragm plate, vertical clapboard and cabinet assembling plan view;
Fig. 6 is disclosed in the utility model a kind of for comparing crop root system to the device in space and resource contention
Top view;
Fig. 7 is a kind of method control group of the relatively crop root system to space and resource contention disclosed in the utility model
Test schematic diagram;
Fig. 8 is a kind of relatively crop root system disclosed in the utility model to root system in the method in space and resource contention
To the competitive assay processing group schematic diagram of resource;
Fig. 9 is a kind of relatively crop root system disclosed in the utility model to root system in the method in space and resource contention
To resource+space competitive assay processing group schematic diagram.
Corresponding component title represented by number in figure:
1. 2. diaphragm plate of cabinet, 3. vertical clapboard
4. 5. drainage mechanism of sealing structure, 101. handle
102. 103. brake button of pulley, 104. first card slot
105. 201. first tongue of drainage hole, 202. second card slot
203. cavity, 301. second tongue 302. is without hole vertical clapboard
303. hole vertical clapboard, 501. drainpipe, 502. threeway drain valve
503. strainer, 504. water valve, 505. water plug
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model
It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
As shown in figures 1 to 6, a kind of for comparing crop root system to the device in space and resource contention, one kind is used to compare
Crop root system is separated into multiple spaces by partition to the device in space and resource contention, including cabinet 1, cabinet 1;The partition
Including diaphragm plate 2 and vertical clapboard 3.
1 two sides of cabinet are equipped with handle 101, and 1 bottom surface quadrangle of cabinet is equipped with pulley 102, and the pulley 102 is equipped with
Brake (not shown), the brake (not shown) are controlled by brake button 103, and the brake button 103 is located at handle
101 lower sections are provided with the first card slot 104 in two at least opposite inner walls of the cabinet 1, and the limit of 2 both ends of diaphragm plate is in the first card
In slot 104;1 bottom of cabinet sets well-regulated drainage hole 105, and each drainage hole 105 is respectively connected with drainpipe 501,
The drainpipe 501 is connected to threeway drain valve 502, and the threeway drain valve 502 includes sludge outlet and water out, in water out
Place is equipped with strainer 503, and water valve 504 is connected at water out, and sludge outlet is plugged with water plug 505, and 1 depth of cabinet is higher than agriculture
Crop root depth 0.3m~1m.
2 both ends of diaphragm plate are equipped with the first tongue 201, and first tongue 201 is connected to first card slot 104
It is interior;The second card slot 202 is additionally provided on the diaphragm plate 2, it is vertical with cabinet 1 that second card slot 202 is located at the diaphragm plate 2
On side, the diaphragm plate 2 is hollow structure, and middle control structure is the cavity 203 of same intervals, and cavity wall opens up hole, empty
Interval between chamber 203 is equal with the interval of two adjacent second card slots.
For the vertical clapboard 3 with diaphragm plate 2 by connecting and fixing, 3 both ends of vertical clapboard are equipped with the second tongue 301, described
Second tongue 301 is connected in second card slot 202.The vertical clapboard 3 can also be connected in cavity 203, be connected to
The vertical clapboard 3 of two tongues 301 is and also vertical with the vertical clapboard 3 for being connected to cavity 203 perpendicular to diaphragm plate 2.
Specifically, first card slot 104 and second card slot 202 are arranged at intervals with multiple, and two adjacent
The first card slot 104 between interval it is equal, the interval between two adjacent second card slots 202 is equal, two adjacent
Interval between one card slot 104 is equal with the interval between two adjacent second card slots 202.
Specifically, the vertical clapboard 3 includes no hole vertical clapboard 302 and hole vertical clapboard 303, the hole it is perpendicular every
Plate 303 be entire vertical clapboard gather from bottom until top strip hole.
Specifically, the diaphragm plate 2 has sealing structure 4 with the contact surface of vertical clapboard 3 and 1 inner wall of cabinet;The sealing
Structure 4 is gasket, and the gasket is sealed in each seam crossing.
Embodiment 1
As shown in Figure 7 and Figure 8, a kind of relatively crop root system is to root system in the method in space and resource contention to resource
The step of competitive assay, experiment includes:
Step 1: seedlings nursing plate design.Seedlings nursing plate design is the most important ring of research.Partition is inserted into corresponding card slot,
The device is divided into the grid of same size.According to root system to the research approach of resource contention, can be set as control group (Fig. 7) and
Different processing groups (Fig. 8).Control group is set as no underground root system competition, i.e., individual subject is in center, four adjacent body competitions
Body is evenly distributed on surrounding, and four partitions are all no hole vertical clapboard.Imperforate partition hinders moisture, soil between adjacent grid
Earth nutrition and the infiltration of root system, therefore below-ground competition is not present.Pass through the different partitions and different size of grid set in the device
Combination, according to research needs, planted in the neighbouring grid around individual subject different size the competition of adjacent body it is individual (plantation
Type, quantity and distributing position are set as needed), constitute different processing groups.The processing scheme of processing group is set as three types
Type.
Be not added removal experiment (processing 1, Fig. 8-BCDE), B, C, D, E be respectively adjacent body competition individual amount be 2,
3, schematic diagram is tested in 4,1 removal that is not added, and (existing surrounding is uniform with 4 neighbouring individuals for primary consideration individual
The neighbouring individual of 4 of distribution) subterranean resource (nutritional resource of water resource and soil) competition, do not consider newly-increased individual or removal
Influence of the individual to research object.By the partition between replacement individual subject and 4 neighbouring individuals, settable different competition classes
Type such as competes individual amount, and whether competition individual is symmetrical sexual competition.Competition individual amount can be set to 1 (such as Fig. 8-
E), 2 (such as Fig. 8-B), 3 (such as Fig. 8-C), 4 (such as Fig. 8-D).The below-ground competition type point of individual subject and neighbouring individual
Are as follows: symmetrical sexual competition and asymmetry competition.Symmetrical sexual competition is that (partition is to have hole) is in symmetrical point between competitive individual
Cloth, such as Fig. 8-D;Asymmetry competition is distributed, such as Fig. 8-B, 8-C and 8-E in asymmetry between competitive individual.
Addition experiment (processing 2, Fig. 8-FGHI), F, G, H, I are that the addition experiment of newly-increased 1~4 adjacent body individual respectively is shown
It is intended to, after main research newly-increased individual (new competition source), the variation and difference of the root system resource contention that individual subject is subject to.It is right
As the partition between individual and neighbouring competition individual is all hole vertical clapboard.Newly-increased individual is mainly distributed on the quadrangle of grid.
It considers respectively and increases the quantity (1~4 individual can be increased newly respectively, such as Fig. 8-FGHI) of individual newly, whether be that individual of the same race is (newly-increased
Whether individual identical with individual subject type, such as Fig. 8-FG), whether symmetrical (consideration is symmetrical, such as Fig. 8-FG for distribution;It is not right
Claim distribution, such as Fig. 8-HI) three types.
Removal experiment (processing 3, Fig. 8-JKLM), J, K, L, M are to remove 1~3 individual removal respectively to test schematic diagram,
Wherein K, L are two individuals of removal, and K is symmetrical, L mal-distribution;It is right after mainly research removes partial competition individual
As the variation and difference of the root system resource contention that individual is subject to.Partition between individual subject and neighbouring competition individual has been all hole
Hole vertical clapboard.Whether quantity (1~3 individual can be removed respectively, such as Fig. 8-JKLM), the distribution for considering removal individual respectively are right
Claim (it is symmetrical, such as Fig. 8-K;Mal-distribution, such as Fig. 8-JLM) two types.
Step 2: seedling management after seedlings nursing plate designs, is transplanted crops and is managed, control group and processing group
The different gradation of moisture and fertilizer gradient are applied, or controls moisture and fertilizer gradient simultaneously;Also settable other different processing,
Such as heavy metal processing, pesticide-treated.
Step 3: competition is compared, and after handling the regular period, compares the competition between root system, by by processing group and control
Individual subject band soil in group takes out and (avoids injury root system), through washing root, cut root, root system dries, scans root system, finally by
Root system analysis software root index, carries out analysis comparison;The difference including comparing root system under different disposal is compared in the analysis
Dry weight, weight in wet base, yield between different and more individual and individual.
Embodiment 2
As shown in figures 7 and 9, a kind of relatively crop root system is to root system in the method in space and resource contention to resource+sky
Between competitive assay, the step of experiment includes:
Step 1: seedlings nursing plate design.Partition is inserted into corresponding card slot, which is divided into different size of grid.
According to root system to the research approach of resource contention, control group (Fig. 7) and different processing groups can be set as.Control group is set as without ground
Lower root competition, i.e. individual subject are evenly distributed on surrounding in center, four adjacent body competition individuals, and four partitions are perpendicular for no hole
Partition.No hole vertical clapboard hinders the infiltration of moisture, soil nutrient and root system between adjacent grid, therefore below-ground competition is not present.
It is combined by the different partitions set in the device and different size of grid, the neighbour according to research needs, around individual subject
(type, quantity, density and the distributing position of plantation are set the adjacent body competition individual of plantation different size as needed in nearly grid
It is fixed), constitute different processing groups.The processing scheme of processing group is set as three types.Partition between the neighbouring individual of processing group is whole
For hole vertical clapboard, hole partition has the hole of certain specification, and liquid manure, soil and root system of plant is allowed to pass through.Neighbouring
Competition between body i.e. there are underground to resource, there is also competition for space, the result of research is root system to space and resource
Competitive assay.
It is not added removal experiment (processing 1, Fig. 9-NOPQ), N, O, P, Q are that the individual amount of intermediate grid is respectively 4
Schematic diagram is tested in~2 removals that are not added, and wherein P, Q are to add two individuals, and P mal-distribution, Q symmetrically divides
The space (population density increases in intermediate grid) of cloth, primary consideration individual and neighbouring individual and subterranean resource (water resource
With the nutritional resource of soil) competition, do not consider newly-increased or removes the original neighbouring individual in 4, intermediate grid periphery to research object
It influences.Partition between individual subject and neighbouring competition individual is all hole vertical clapboard.The individual amount of intermediate grid is from right
It can be increased respectively to 2 (Fig. 9-PQ) according to one of group, 3 (Fig. 9-O) and 4 (Fig. 9-N).
Addition experiment (processing 2, Fig. 9-RSTU), R, S, T, U are the number of individuals of the periphery grid of original intermediate grid by 1
4 addition experiments experiment schematic diagrames are changed to, the grid changed respectively is 1,2,3,4, mainly studies the week of original intermediate grid
After side grid newly-increased individual (new competition source), the variation and difference in root system space and resource contention that individual subject is subject to.It is right
As all hole vertical clapboards of partition between individual and neighbouring competition individual.It considers respectively and increases the quantity of individual newly, divides
Whether cloth symmetrically waits 2 seed types, symmetrical such as Fig. 9-U, mal-distribution such as Fig. 9-RST.
Removal experiment (processing 3, Fig. 9-VWXY), V, W, X, Y are to remove the individual (individual of intermediate grid periphery of partial competition
And the individual in intermediate grid) removal experiments experiment schematic diagram, mainly research removes (intermediate grid after partial competition individual
Individual in the individual and intermediate grid of periphery), the variation and difference in root system space and resource contention that individual subject is subject to.It is right
As all hole vertical clapboards of partition between individual and neighbouring competition individual.The quantity of removal individual is considered respectively, is divided
Whether symmetrical 2 seed types of cloth.
Step 2: seedling management after seedlings nursing plate designs, is transplanted crops and is managed, control group and processing group
The different gradation of moisture and fertilizer gradient are applied, or controls moisture and fertilizer gradient simultaneously;Also settable other different processing,
Such as heavy metal processing, pesticide-treated.
Step 3: competition is compared, and after handling the regular period, compares the competition between root system, by by processing group and control
Individual subject band soil in group takes out and (avoids injury root system), through washing root, cut root, root system dries, scans root system, finally by
Root system analysis software root index, carries out analysis comparison;The difference including comparing root system under different disposal is compared in the analysis
Dry weight, weight in wet base, yield between different and more individual and individual.
△ is individual subject;Zero is adjacent body competition individual.If individual subject and adjacent body competition individual are same species, i.e.,
For intraspecific competition;It is then interspecies competition if different species." --- " is without hole vertical clapboard;The individual divided with solid line,
Since moisture, soil nutrient and root system cannot pass through mutually between adjacent grid, therefore below-ground competition is not present.
It indicates hole vertical clapboard, usesThe individual of segmentation, due to moisture, soil nutrient and root system between adjacent grid
It can pass through mutually, therefore there are below-ground competitions.Addition experiment increases in original control basis, to increase new neighbouring individual
The quantity of adjacent body competition individual.Removal experiment is the adjacent body competition in original control basis, around reduction individual subject
Body reduces the quantity of adjacent body competition individual.
The working principle of the utility model is, by being clamped diaphragm plate 2 on cabinet 1, then be clamped between diaphragm plate 2 it is perpendicular every
Cabinet space is divided into the grid of different size or same size by plate 3 as needed, and the quantity of grid is also set as needed
Fixed, while diaphragm plate 2 is set as hollow structure, there is cavity 203 in inside, and cavity wall is equipped with hole, can be with for different experiments
The grafting hole vertical clapboard 303 or without hole vertical clapboard 302 in cavity 203, which has flexibility, meets experiment and wants
It asks, the structure of box house grid can be changed as needed for different experimental studies, a cabinet cooperates different erect
Partition 3 can complete multiple groups experiment, save experimental site, practicability is good, and experimental efficiency is high.
By the above technology bill, one kind disclosed in the utility model is used to compare crop root system to space and resource
The device and method of competition succinctly can efficiently study between crops (kindred plant or not kindred plant) root system to resource
Or intraspecific competition and the interspecies competition of space and resource.The device can flexibly change, and be changed according to the research approach of researcher
Place space has been saved in grid size and distribution, avoids the interference of other factors.The method of the device and application device can
By adding and removing experiment, different control experiments is set, carries out effective permutation and combination, improves conventional efficient.The dress
It sets and can the symmetrical sexual competition of reasonable design (adjacent body competition individual be symmetric) and asymmetry using the method for the device
Competition (adjacent body competition individual is in asymmetric distribution), analyzes the competitive influence to research object.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.