CN205910026U - A normal position sampling device for fixing a point monitoring soil nitrogen phosphorus runs off - Google Patents
A normal position sampling device for fixing a point monitoring soil nitrogen phosphorus runs off Download PDFInfo
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- CN205910026U CN205910026U CN201620658007.7U CN201620658007U CN205910026U CN 205910026 U CN205910026 U CN 205910026U CN 201620658007 U CN201620658007 U CN 201620658007U CN 205910026 U CN205910026 U CN 205910026U
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Abstract
The utility model discloses a normal position sampling device for fixing a point monitoring soil nitrogen phosphorus runs off. It is including cultivateing the A pipe, cultivateing B pipe and handle strip. The utility model discloses in in order to train the A pipe or to train mode that the B pipe held the original state soil of nature section and carry out the normal position and train, can reflect the dynamic change process of soil nitrogen phosphorus leaching loss betterly, guaranteed under the field planting condition in the position research method application and sample collection's science and accuracy, the gained pedotheque is high -quality reliable.
Description
Technical field:
This utility model belongs to the sampling experimental tool technical field of agrology, Plant Nutrition and part related discipline,
Specifically related to a kind of in-situ sampling device running off for fixed point monitoring soil nitrogen phosphorus.
Background technology:
China is large agricultural country, increases to crop yield demand for meeting population, and chemical fertilizer production and use are chronically at height
Position, especially during vegetables industry.Chemical fertilizer excessively puts into and brings pollution hidden trouble: easily causes nutrient enrichment；Run off into
Enter underground and earth's surface, aggravate body eutrophication.So far the ecological environment problem in nitrogen and phosphorus circulation is carried out in a large number
Research.As effusion collecting method measures the leaching loss of nitrogen phosphorus, tracer method measures plant absorption and utilizes, venting method, close
Close method, Wind tunnel, microclimate method mensure nitrogen volatilization loss etc..The single link that above method changes just for nitrogen phosphorus, laboratory
Under the conditions of nitrogen phosphorus measure also be difficult to reflect actual field condition.Can be directly used for the original position that field nitrogen phosphorus leaching loss process measures
The shortage of sampler, constrains the quantitative study of soil nitrogen phosphorus change procedure and rule under planting conditions.
Truly gather pedotheque as far as possible, analyze physicochemical property or its physical and chemical index is surveyed by simulation experiment, understand not
With soil layer nutrient situation, could tackle and solve rapid test paper environmental security.Both at home and abroad in undisturbed soil sample collection cartridge
Put aspect and carry out extensive work.But the different degrees of defect of different device constrains the collection of accurate sample.Hand digging
Method collection soil has destruction and wastes time and energy, and soil depth is difficult to accurately control；Drilling pipe direct press type fetches earth hard in collection
More difficult during the soil layer of deep play a role；The depth that paddle type mill fetches earth can exceed 40cm, but drill bit and drilling rod are in some stiff soils
In may because of power direct effect sensitive for damages；Rotary fetching earth can not keep the layer of structure of original position soil, is not suitable for point
Layer research.And during above method all only lays particular emphasis on the instant sampling of single time point, crop growth under agricultural tillage pattern
Management operation (as irrigate) far-reaching to Influence To Soil, if these changes can not be understood in time, be difficult to carry out Scientific Regulation.
Content of the invention:
The purpose of this utility model is to provide a kind of in-situ soil sampler running off for fixed point monitoring soil nitrogen phosphorus.Should
In-situ soil sampler structure is simple, cheap, be easy to carry, practicality and high efficiency, can in-situ monitoring collection completely obtain former
Shape earth sample, is easy to grasp the soil nitrogen phosphorus leaching volatilization loss changing condition in field crops crop cycle in time, for formulating
Agricultural non -point pollution its comprehensive prevention countermeasures provide scientific basis.
This utility model is practiced by the following technical programs:
The in-situ soil sampler running off for fixed point monitoring soil nitrogen phosphorus of the present utility model is it is characterised in that include:
Culture a pipe, culture b pipe and handle bar；
Described culture a pipe includes the first body, and the first body upper end is provided with the first of sealing the first body upper end open
Sealing gag, on the first tube body wall, is provided with some graduation marks, the first body at the initial graduation mark in upper end from top to bottom
Two the first perforates are relatively set with wall, the bottom of the first described sealing gag is located at the top of the first perforate, and first is close
Blocking lid does not shelter from two the first perforates after filling in the first body；
Described culture b pipe includes the second body, and the second body upper end is provided with the second of sealing the second body upper end open
Sealing gag, on the second tube body wall, be provided with some graduation marks from top to bottom, at the initial graduation mark in upper end above second
Two the second perforates are relatively set with tube body wall, the bottom of the second described sealing gag is located at the second tapping, and second is close
Blocking lid shelters from two the second perforates after filling in the second body；
The shapes and sizes of the first described body and the second body are identical, its internal diameter of tube body size uniformity from top to bottom,
As constant pipe in diameter, the tapered otch in bottom of its outer wall, be conducive to boring soil；
The described size of handle bar is adapted with the shape of the first perforate and the second perforate, and handle bar can insert first and open
In hole or the second perforate.
Preferably, the internal diameter of tube body of the first described body and the second body is 45mm, and length is 50cm, their graduation mark
It is respectively 0cm, 10cm, 20cm, 30cm, 40cm from top to bottom, the first described perforate is located at the 0cm graduation mark of the first body
On；The second described perforate is located at the 5cm above the 0cm graduation mark of the second body.
Compared with prior art, this utility model has the advantages that
1st, carried out in situ in the way of the original-state soil that culture a pipe or culture b pipe hold nature section in this utility model
Culture, can preferably reflect the dynamic changing process of soil nitrogen phosphorus leaching loss it is ensured that in Position Research under the conditions of field planting side
Method is with the science and accuracy with sample collecting, the high-quality reliability of gained pedotheque.
2nd, the in-situ sampling device decapacitation in this utility model meets outside the collection needs of general soil sample, culture a pipe
Enrich research method with culture b pipe culture, little to the disturbance destruction of soil, do not affect the management operation during crop growth
(as irrigated), can change over process by Quantitative Monitoring field soil nitrogen phosphorus, also there is not sampler in regional soil class
Restriction in type and Land-Use.
3rd, in this utility model, the effect of the first sealing gag and the second sealing gag removes to play and seals the first body and the
Outside the effect of two bodys, hammer the pressure transmitting when body can be made to hammer during soil and evenly spread to outer surface of tube body, improve
Service life, is the useful improvement to former paddle type mill drawing out soil equipment.
4th, this utility model structure is simple, cheap, be easy to carry, practicality and high efficiency, is easy to effectively carry out Field Soil
The in-situ monitoring collection of earth sample, ensure that pedotheque is preferably repeated, suits large area to popularize.
Brief description:
Fig. 1 is the structural representation of culture a pipe of the present utility model；
Fig. 2 is the structural representation of culture b pipe of the present utility model；
Fig. 3 is the structural representation of handle bar of the present utility model；
Wherein 1, the first body；2nd, the first sealing gag；3rd, graduation mark；4th, the first perforate；5th, the second body；6th, second is close
Blocking lid；7th, graduation mark；8th, the second perforate.
Specific embodiment:
Following examples are to further illustrate to of the present utility model, rather than to restriction of the present utility model.
Embodiment 1:
As shown in Figure 1,2 and 3, the in-situ soil sampler running off for fixed point monitoring soil nitrogen phosphorus of the present embodiment includes
Culture a pipe, culture b pipe and handle bar；
Described culture a pipe includes the first body 1, and the first tube length is 50cm, and internal diameter is to be in cylinder inside 45mm, pipe
Shape, caliber more carefully can ensure that the soil sample obtaining in gatherer process is not fall off, and is considered from stainless based on cost and processing characteristics
Steel pipe, the tapered otch in the first tube wall bottom.First body upper end is provided with the first close of sealing the first body upper end open
Blocking lid 2, on the first tube body wall, is provided with 0cm, 10cm, 20cm, 30cm, 40cm scale by actual range from top to bottom successively
Line 3, wherein 40cm graduation mark are located at the first body lower ending opening, on the first tube body wall at the 0cm graduation mark of upper end relatively
It is provided with two the first perforates 4, the first described sealing gag height is 5cm, the first sealing gag fills in after the first body it
Lower end also has the distance of 5cm away from 0cm graduation mark, and therefore, the first sealing gag does not shelter from two first after filling in the first body
Perforate 4, the bottom of the first sealing gag is located at the top of the first perforate；
Described culture b pipe includes the second body 5, and the second tube length is 50cm, and internal diameter is to be in cylinder inside 45mm, pipe
Shape, caliber more carefully can ensure that the soil sample obtaining in gatherer process is not fall off, and is considered from stainless based on cost and processing characteristics
Steel pipe, the tapered otch in the second tube wall bottom.Second body upper end is provided with the second close of sealing the second body upper end open
Blocking lid 6, on the second tube body wall, is provided with 0cm, 10cm, 20cm, 30cm, 40cm scale by actual range from top to bottom successively
Line 7, wherein 40cm graduation mark are located at the second tube body wall at the second body lower ending opening, at 5cm above the 0cm graduation mark of upper end
On be relatively set with two the second perforates 8, the second sealing gag shelters from two the second perforates after filling in the second body, and second is close
The bottom of blocking lid is located at the second perforate lower end；
The described size of handle bar is adapted with the shape of the first perforate and the second perforate, and handle bar can insert first and open
In hole or the second perforate, described handle bar length is 40cm, a diameter of 10mm, and handle article diameter is slightly less than the first perforate and the
Two open pore size, it is stainless steel cylindricality, and the handle bar length of selection is faster laborsaving when can make to fetch earth, and handle bar is pulled down
Can be additionally used in assisting and take out the soil sample adhering on body.
The in-situ soil sampler running off for fixed point monitoring soil nitrogen phosphorus of the present embodiment is such use:
Determine the flat sample point of earth's surface first.
It is that certain Control of Agricultural Non-point Source Pollution demonstration project builds base that the present embodiment field test selects verification platform, according to
Local fertilization type and consumption setting are not applied fertilizer, habits fertilization, chemical fertilizer subtract apply 10%, chemical fertilizer subtract apply 15% and chemical fertilizer subtract and apply 20%
Process, each process is repeated 3 times, totally 15 cells, raise crop is Fructus Solani melongenae.The water filling port of each Cell Setup independence and discharge outlet,
Furrow width 1.50m bag ditch, ditch depth 30-50cm, single file plants 40 plants, spacing in the rows 80cm.
Taken with the tap water cleaning in-situ soil running off for fixed point monitoring soil nitrogen phosphorus of the present utility model before field test
Sampling device.After base manure is applied 1 day according to the amount of setting in experimental plot, the nearly plant row application material strip of each cell randomly selects
3 sites, by the culture a pipe of the in-situ soil sampler running off for fixed point monitoring soil nitrogen phosphorus of the present utility model and culture
B pipe hammers.Wherein culture a pipe contacts downwards sample ground surface with the conical cut end of culture b pipe, holds tool hammer hammering culture a pipe
With the sealing gag on culture b pipe so that the body of culture a pipe and culture b pipe vertically knocks in soil.During body gos deep into,
Accurately judge to enter soil depth by noticing tube wall graduation mark, stop hammering after reaching desired depth, that is, obtain required
Sample.First sealing gag of culture a pipe upper end is extracted so that the first body opens to put keeps consistent with field natural conditions,
Culture b pipe needs tightly to cover the second sealing gag and with sealed membrane, rubber band strict seal.During field test, simultaneous equal is carried out
Irrigate operation, cultivate to flower bud differentiation period/florescence, two culture tubes installing soil are taken out, along body upper end to perforate
Insertion handle bar, rotary handle bar upwards applying power, the drilling pipe being collected sample is rotated and proposes earth's surface；Pull down handle bar by
Look after body sidewall groove and accurately divide each level pedotheque taking within the chamber.Hammer in addition in the range of this sampled point 20cm immediately
Two new culture a pipes and culture b pipe, proceed earth pillar culture, so repeat down, repeat when last crop maturity harvests
Aforesaid operations take pedotheque.Soil sample is taken out loading sample sack after fully mixing and is taken back experiment lab analysis soil nitrogen phosphorus shape
Condition.After the completion of fetching earth, clean the in-situ soil sampler running off for fixed point monitoring soil nitrogen phosphorus, dust-proof solarization in time with tap water
Do in case reusing.Need in laboratory to measure soil ammonium, nitrate nitrogen and available phosphorus contents, for estimation a period of time
Interior soil nitrogen phosphorus leaching volatilization loss amount.Field test started to flower bud differentiation period/florescence, and flower bud differentiation period/florescence arrives
The soil nitrogen phosphorus leaching volatilization loss amount of ripe harvest time is respectively equal to corresponding sampling site in flower bud differentiation period/florescence or one-tenth
The culture b pipe numerical value that ripe harvest time obtains deducts the numerical value of culture a pipe.
Selected by the present embodiment, part is all made using stainless steel material.
To sum up, embodiment described in the utility model only provides a kind of best mode, and its technology contents and feature are old
State as above, research worker may do various replacement or modification after fully understanding based on content described in the utility model；Therefore
It is not limited to the technology contents described in embodiment herein, every done according to shape of the present utility model, construction and principle
All equivalence changes, are encompassed by protection domain of the present utility model.
Claims (2)
1. a kind of in-situ sampling device running off for fixed point monitoring soil nitrogen phosphorus is it is characterised in that include: culture a pipe, culture
B pipe and handle bar；
Described culture a pipe includes the first body, and the first body upper end is provided with the first sealing of sealing the first body upper end open
Gag, on the first tube body wall, is provided with some graduation marks, from top to bottom on the first tube body wall at the initial graduation mark in upper end
It is relatively set with two the first perforates, the bottom of the first described sealing gag is located at the top of the first perforate, the first sealing-plug
Lid does not shelter from two the first perforates after filling in the first body；
Described culture b pipe includes the second body, and the second body upper end is provided with the second sealing of sealing the second body upper end open
Gag, on the second tube body wall, is provided with some graduation marks from top to bottom, at the initial graduation mark in upper end above the second body
Two the second perforates are relatively set with wall, the bottom of the second described sealing gag is located at the second tapping, the second sealing-plug
Lid shelters from two the second perforates after filling in the second body；
The shapes and sizes of the first described body and the second body are identical, and its internal diameter of tube body size uniformity from top to bottom, outside it
The tapered otch in bottom of wall；
The described size of handle bar is adapted with the shape of the first perforate and the second perforate, handle bar can insert the first perforate or
In second perforate.
2. the in-situ sampling device running off for fixed point monitoring soil nitrogen phosphorus according to claim 1 is it is characterised in that institute
The first body stated and the internal diameter of tube body of the second body are 45mm, and length is 50cm, and their graduation mark is respectively from top to bottom
0cm, 10cm, 20cm, 30cm, 40cm, the first described perforate is located on the 0cm graduation mark of the first body；Described second opens
At 5cm above the 0cm graduation mark of the second body for the hole position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620658007.7U CN205910026U (en) | 2016-06-24 | 2016-06-24 | A normal position sampling device for fixing a point monitoring soil nitrogen phosphorus runs off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620658007.7U CN205910026U (en) | 2016-06-24 | 2016-06-24 | A normal position sampling device for fixing a point monitoring soil nitrogen phosphorus runs off |
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| Publication Number | Publication Date |
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| CN205910026U true CN205910026U (en) | 2017-01-25 |
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| CN201620658007.7U Active CN205910026U (en) | 2016-06-24 | 2016-06-24 | A normal position sampling device for fixing a point monitoring soil nitrogen phosphorus runs off |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318285A (en) * | 2018-05-08 | 2018-07-24 | 贵州师范大学 | It is a kind of to be used for the device and its application method that soil profile single multilayer fetches earth |
-
2016
- 2016-06-24 CN CN201620658007.7U patent/CN205910026U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318285A (en) * | 2018-05-08 | 2018-07-24 | 贵州师范大学 | It is a kind of to be used for the device and its application method that soil profile single multilayer fetches earth |
| CN108318285B (en) * | 2018-05-08 | 2023-05-16 | 贵州师范大学 | Device for taking soil from soil profile in one-time multilayer mode and application method of device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Tianhe District Tianyuan road Guangzhou City, Guangdong province 510650 No. 808 Patentee after: Institute of ecological environment and soil, Guangdong Academy of Sciences Address before: Tianhe District Tianyuan road Guangzhou City, Guangdong province 510650 No. 808 Patentee before: GUANGDONG INSTITUTE OF ECO-ENVIRONMENTAL SCIENCE & TECHNOLOGY |