CN204392945U - A kind of soybean salt-tolerance and Saline alkali tolerance screening plant - Google Patents

A kind of soybean salt-tolerance and Saline alkali tolerance screening plant Download PDF

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CN204392945U
CN204392945U CN201420786457.5U CN201420786457U CN204392945U CN 204392945 U CN204392945 U CN 204392945U CN 201420786457 U CN201420786457 U CN 201420786457U CN 204392945 U CN204392945 U CN 204392945U
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turnover box
water
tolerance
pipe
screening plant
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李艳
张金龙
盖钧镒
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Nanjing Agricultural University
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Nanjing Agricultural University
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Abstract

The utility model discloses a kind of soybean salt-tolerance and Saline alkali tolerance screening plant, it comprises falsework and solution agitator, falsework comprises two-layer up and down, the upper strata of falsework is provided with Turnover Box, lower floor is provided with the confession water tower into Turnover Box supplies water, feed pipe is provided with between water tower and Turnover Box, be communicated with by water inlet pipe with solution agitator for water tower, Turnover Box internal fixtion is provided with the fixed network parallel with the liquid level in Turnover Box, breeding pipe is placed with in the grid of fixed network, the side wall surface of breeding pipe and bottom surface all offer permeable hole, solution infiltrates in breeding pipe through permeable hole, and carry out automatic water-replacing or salting liquid by the magnetic valve that timer controls.The utility model is simple to operate, automaticity is high, is conducive to carrying out phenotypic evaluation in enormous quantities, can carry out large batch of screening in limited space, greenhouse; Overcome the problem of ciltivating process root anoxic, and due to indoor qualification Saline alkali tolerance affected by environment little, repeatability is strong, the selection result is more reliable.

Description

A kind of soybean salt-tolerance and Saline alkali tolerance screening plant
Technical field
The utility model relates to a kind of soybean salt-tolerance and Saline alkali tolerance screening plant, especially a kind of available salt resistance (NaCl coerces) or Saline alkali tolerance (NaHCO carrying out the crops such as wheat, barley, paddy rice, soybean with R&D institution and research institutions 3coerce) salt tolerant identified and Saline alkali tolerance screening plant, belong to Crops ' Genetic Breeding equipment technical field.
Background technology
At present, the whole world has the salinization of cultivated land of 20% at least, and saline land mainly can be divided into two kinds: saline land with alkali ground.FAO (Food and Agriculture Organization of the United Nation)/the United Nations education, science and technology and culture tissue (FAO/UNESCO) has carried out investigation statistics to the distribution in saline land, the world, on the result display earth, solonchak and alkaline earth SOIL DISTRIBUTION are 397 and 43,400 ten thousand hectares respectively, become one of principal element of restriction agricultural development.The cultivated soybean belongs to medium salt tolerant crop, and its Soil salinity threshold value is 5.0ds/m, and when irrigation water electrical conductivity is more than 6.7ds/m, plant will be dead.Between soybean varieties, salt resistance there are differences.Find a kind of suitable soybean salt-tolerance authentication method extremely important to soybean salt-tolerance breeding.
Current qualification soybean salt-tolerance mainly contains two kinds of methods: land for growing field crops qualification and the qualification of Greenhouse Water Culture method.The interim name of " Scientia Agricultura Sinica " the 19th volume the 6th is called in the periodical of " Preliminary Studies On The Evaluation of Salt Tolerance In Soybean Varieties " method disclosing a kind of land for growing field crops qualification soybean salt-tolerance, it is irrigated by seawater and freshwater mixing, carry out land for growing field crops Salt Tolerance research and evaluate kind salt tolerant rank, carried out Salt-Tolerance Identification to deriving from 1716 parts of Soybean Germplasms both domestic and external, filter out 7 the time of infertility salt-enduring cultivars.But land for growing field crops qualification is subject to the impact of the changeable climatic factors such as illumination, temperature, humidity, rainwater and land for growing field crops damage by disease and insect, poor repeatability.Water culture moves to Hoagland nutrient solution by the Germination of Soybean Seed of different cultivars after 3 days, treats that seedling grows to the V2-V4 phase, certain density NaCl or NaHCO 3add in nutrient solution and coerce.Water culture is used to identify in greenhouse, the condition such as easy control temperature, humidity, illumination.But the easy anoxic of water culture soybean root system, need often to change nutrient solution, labor intensive material resources, are difficult to Large scale identification.There is no a kind of device being exclusively used in salt resistance or alkali tolerance qualification at present.
Summary of the invention
The purpose of this utility model is that providing a kind of can reduce manpower and materials, the soybean salt-tolerance be not easily affected by the external environment and Saline alkali tolerance screening plant when salt resistance or Saline alkali tolerance qualification.
The utility model adopts following technical scheme: a kind of soybean salt-tolerance and Saline alkali tolerance screening plant, it comprises falsework and solution agitator, falsework comprises two-layer up and down, the upper strata of falsework is provided with Turnover Box, lower floor is provided with the confession water tower into Turnover Box supplies water, feed pipe is provided with between water tower and Turnover Box, be communicated with by water inlet pipe with solution agitator for water tower, described Turnover Box internal fixtion is provided with the fixed network parallel with the liquid level in Turnover Box, breeding pipe is placed with in the grid of fixed network, the side wall surface of breeding pipe and bottom surface all offer permeable hole, the height of breeding pipe is more than or equal to the height of Turnover Box.
Be provided with between described Turnover Box and confession water tower and enter the liquid in Turnover Box for the drainpipe in water tower, drainpipe is provided with magnetic valve.
Be provided with water level holding tube between described Turnover Box and confession water tower, the height that water level holding tube is positioned at one end of Turnover Box is equal with the height of Turnover Box liquid level.
Permeable hole on described breeding pipe side wall surface is three groups from bottom to up altogether, often organize permeable hole and comprise four along the equally distributed permeable hole of breeding pipe side face, permeable hole on described breeding pipe bottom surface is arranged on the center of bottom surface, and the diameter of described permeable hole is less than or equal to 0.2cm.
Described breeding pipe is made up of PVC material.
Described falsework is made up of stainless steel, and the bottom of described falsework is provided with road wheel, and this road wheel is universal wheel.
Be provided with the first water pump in described solution agitator, the water inlet of the first water delivery side of pump and described water inlet pipe links together.
Described confession is provided with the second water pump in water tower, and the water inlet of the second water delivery side of pump and described feed pipe links together.
Described second water pump is connected with timer and automatic controller.
Described Turnover Box is two or more.
The beneficial effects of the utility model are: when utilizing soybean salt-tolerance of the present utility model and Saline alkali tolerance screening plant to carry out salt resistance and Saline alkali tolerance qualification, be put in the grid of fixed network in Turnover Box after filling up sand and Nutrition Soil in breeding pipe, soya seeds is sowed in each breeding pipe, after planting utilize and supply water in Turnover Box for water tower, can Stress treatment be carried out after soybean thinning, final singling, first in solution agitator, prepare certain density NaCl or NaHCO 3solution, then by water inlet pipe, solution is delivered to for water tower, enter in Turnover Box for the solution in water tower by feed pipe, solution carries out Saline Alkali Stress process through the permeable hole on breeding pipe to soybean bean seedlings.Compared with traditional Salt And Alkali Tolerance authentication method, the utility model is simple to operate, automaticity is high, solution timing cycle, periodic replacement solution can be made, avoid root anoxic, and breeder is freed from heavy manual labor, be conducive to carrying out phenotypic evaluation in enormous quantities, large batch of screening can be carried out in limited space, greenhouse; And due to indoor qualification Saline alkali tolerance affected by environment little, repeatability is strong, the selection result is more reliable.This method is easy and simple to handle, and spend low, qualification cycle is short, and automaticity is high, saves manpower, and identify with land for growing field crops and to identify with water culture and compare, qualification result is reproducible.
Further, utilize drainpipe and magnetic valve that the solution of Turnover Box can be realized automatically to discharge.
Further, water level holding tube can make the water level in Turnover Box be no more than the top of water level holding tube all the time, thus making the water level in Turnover Box remain at certain altitude, the qualification error preventing the height of the water level in Turnover Box from etc. not causing or the too high soybean root system that makes of water level rot to affect soybeans they grow.
Further, the breeding pipe made of PVC material can acid-alkali-corrosive-resisting, long service life.
Further, the road wheel that the bottom of falsework is arranged can make falsework be convenient to move, thus facilitates researcher to carry out coercing qualification, observing.
Further, the first water pump can make the solution in solution agitator automatically enter into for water tower, and the second water pump can make automatically to enter in Turnover Box for the liquid in water tower, is conducive to the utility model and realizes automatically controlling.
Further, connection timer on magnetic valve, can arrange the regular hour by timer, after certain hour, magnetic valve is opened in timing, makes the solution total reflux in Turnover Box enter for water tower, control the second water pump periodical feeding by timer again, but the solution in Turnover Box is changed thoroughly.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the structural representation of falsework and Turnover Box and confession water tower in Fig. 1;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the structural representation of falsework in Fig. 1;
Fig. 5 is the cutaway view of breeding pipe in Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The structure of a kind of embodiment of the utility model soybean salt-tolerance and Saline alkali tolerance screening plant as shown in Figures 1 to 5, the soybean salt-tolerance of the present embodiment and Saline alkali tolerance screening plant, it comprises falsework 2 and solution agitator 1, falsework 2 comprises upper and lower two-layer 21,22, falsework is made up of stainless steel, the bottom of falsework is provided with road wheel 23, and this road wheel 23 is universal wheel.In the present embodiment, the capacity of solution agitator is 500L, and the length of falsework is respectively 120cm, 75cm, 80cm, and upper strata is far from ground 80cm, and lower floor is apart from ground 20cm, more than load-bearing 400kg.
The upper strata 21 of falsework is provided with two Turnover Boxes 4, lower floor 22 be provided with into Turnover Box supply water for water tower 3, volume for water tower is 150L, be communicated with by water inlet pipe 13 with solution agitator 1 for water tower 3, be provided with agitator 12 and the outlet of the first water pump 11, first water pump 11 and the water inlet of water inlet pipe 13 in solution agitator 1 to link together.Wastewater disposal basin 7 is also connected with for water tower 3.Feed pipe 32 is provided with between water tower 3 and each Turnover Box 4, described confession is provided with the second water pump 31 in water tower 3, second water pump 31 is connected with timer and automatic controller (timer and automatic controller do not show in the accompanying drawings), the outlet of the second water pump 31 and the water inlet of described feed pipe 32 link together.Be provided with between each Turnover Box 4 and confession water tower 3 and the liquid in Turnover Box is entered for the drainpipe 33 in water tower, drainpipe 33 is provided with magnetic valve 35, connection timer on magnetic valve, the solution total reflux in Turnover Box is made to enter for water tower, control the second water pump periodical feeding by timer again, but the solution in Turnover Box is changed thoroughly.Also be provided with water level holding tube 34 between each Turnover Box and confession water tower, the height that water level holding tube 34 is positioned at one end of Turnover Box is 14cm, and the liquid level in Turnover Box can be made to remain at 14cm.
Described Turnover Box 4 internal fixtion is provided with the fixed network 5 parallel with the liquid level in Turnover Box, breeding pipe 6 is placed with in the grid of fixed network 5, breeding pipe 6 is blind pipe, it adopts PVC material to make, the length, width and height size of the present embodiment Turnover Box inside is respectively 75cm, 55cm, 21cm, fixed network adopts sizing grid to be the wire netting of 5cm*5cm, the internal diameter of breeding pipe is 4cm, be highly 28cm, the side wall surface of breeding pipe 6 and bottom surface all offer the permeable hole 61 that diameter is less than or equal to 0.2cm, can guarantee that breeding pipe is immersed in water like this and not leak river sand for building, the height of breeding pipe 6 is greater than the height of Turnover Box 4.Permeable hole on breeding pipe side wall surface is three groups from bottom to up altogether, often organize permeable hole and comprise four along the equally distributed permeable hole of breeding pipe side face, often organizing water-permeable pipe is 4cm, 9cm, 14cm apart from the height of breeding pipe bottom surface respectively, and the permeable hole on breeding pipe bottom surface is arranged on the center of bottom surface.
When utilizing the soybean salt-tolerance of the present embodiment and Saline alkali tolerance screening plant to carry out salt resistance and Saline alkali tolerance qualification, be put in the grid of fixed network in Turnover Box after filling up sand and Nutrition Soil in breeding pipe, every three breeding pipes are put together, as a repetition, soya seeds is sowed in each breeding pipe, after planting utilize and supply water in Turnover Box for water tower, after soybean thinning, final singling, can Stress treatment be carried out, first in solution agitator, prepare certain density NaCl or NaHCO 3solution, recycle the first water pump and be delivered to by solution for water tower, for the solution in water tower by being evacuated in Turnover Box by the second water pump, solution carries out Saline Alkali Stress process through the permeable hole on breeding pipe to soybean seedling.Timer can be set to 30 minutes, after 30 minutes, opening drainpipe solenoid makes the solution discharge in Turnover Box clean, then another timer controls the second pump operation and supplies water in Turnover Box, make the liquid-circulating in Turnover Box like this, change water thorough, just do not need oxygen pump that the oxygen in solution just can be made to circulate.After salt resistance and Saline alkali tolerance are identified, can by the discharging of waste liquid in confession water tower in waste liquid pool.
Compared with traditional Salt And Alkali Tolerance authentication method, the utility model is simple to operate, automaticity is high, breeder can be made to free from heavy manual labor, be conducive to carrying out phenotypic evaluation in enormous quantities, large batch of screening can be carried out in limited space, greenhouse; Overcome the root anoxic of ciltivating process, often change the problems such as heavy physical labor that nutrient solution brings to researcher, and due to indoor qualification Saline alkali tolerance affected by environment little, repeatability is strong, the selection result is more reliable.This method is easy and simple to handle, and spend low, qualification cycle is short, and automaticity is high, saves manpower, and identify with land for growing field crops and to identify with water culture and compare, qualification result is reproducible.
Above-described embodiment is a kind of preferred embodiment of the utility model, in other embodiment of the utility model, the size of the parts such as solution agitator, falsework, confession water tower, Turnover Box and breeding pipe can be arranged according to actual needs, but the height of breeding pipe should be not less than the height of Turnover Box.
In other embodiment of the utility model, the height that water level holding tube is positioned at one end of Turnover Box is equal with the height of Turnover Box liquid level, thus make the water level in Turnover Box remain at certain altitude, to prevent in Turnover Box water level height not etc. and cause experimental error or the too high soybean root system that makes of water level to rot to affect soybeans they grow.
In other embodiment of the utility model, breeding pipe can also select the metal of other acid-alkali-corrosive-resisting or nonmetallic materials to make, and on breeding pipe side wall surface, the quantity of permeable hole and position can be arranged according to actual needs flexibly.
In other embodiment of the utility model, the quantity of Turnover Box also can be arranged according to actual needs flexibly, and Turnover Box can be one or two above any amount.
In other embodiment of the utility model, the timer on the timer on the road wheel on falsework, the second water pump and automatic controller, magnetic valve can adopt according to actual needs flexibly.

Claims (10)

1. a soybean salt-tolerance and Saline alkali tolerance screening plant, it is characterized in that: it comprises falsework (2) and solution agitator (1), falsework (2) comprises, lower two-layer (21, 22), the upper strata (21) of falsework is provided with Turnover Box (4), lower floor is provided with confession water tower (3) for Turnover Box (4) supplies water, feed pipe (32) is provided with between water tower (3) and Turnover Box (4), be communicated with by water inlet pipe (13) with solution agitator (1) for water tower (3), described Turnover Box (4) internal fixtion is provided with the fixed network (5) parallel with the liquid level in Turnover Box, breeding pipe (6) is placed with in the grid of fixed network (5), the side wall surface of breeding pipe (6) and bottom surface all offer permeable hole (61), the height of breeding pipe (6) is more than or equal to the height of Turnover Box (4).
2. soybean salt-tolerance according to claim 1 and Saline alkali tolerance screening plant, it is characterized in that: be provided with between described Turnover Box (4) and confession water tower (3) and enter the liquid in Turnover Box (4) for the drainpipe (33) in water tower (3), drainpipe (33) is provided with magnetic valve (35).
3. soybean salt-tolerance according to claim 2 and Saline alkali tolerance screening plant, it is characterized in that: be provided with water level holding tube (34) between described Turnover Box (4) and confession water tower (3), the height that water level holding tube (34) is positioned at one end of Turnover Box is equal with the height of Turnover Box (4) liquid level.
4. soybean salt-tolerance according to claim 1 and Saline alkali tolerance screening plant, it is characterized in that: the permeable hole (61) on described breeding pipe (6) side wall surface is three groups from bottom to up altogether, often organize permeable hole and comprise four along the equally distributed permeable hole of breeding pipe side face, permeable hole on described breeding pipe bottom surface is arranged on the center of bottom surface, and the diameter of described permeable hole is less than or equal to 0.2cm.
5. soybean salt-tolerance according to claim 4 and Saline alkali tolerance screening plant, is characterized in that: described breeding pipe (6) is made up of PVC material.
6. soybean salt-tolerance according to claim 1 and Saline alkali tolerance screening plant, it is characterized in that: described falsework (2) is made up of stainless steel, the bottom of described falsework (2) is provided with road wheel (23), and this road wheel is universal wheel.
7. the soybean salt-tolerance according to claim 1 to 6 any one and Saline alkali tolerance screening plant, it is characterized in that: be provided with the first water pump (11) in described solution agitator (1), the outlet of the first water pump (11) and the water inlet of described water inlet pipe (13) link together.
8. the soybean salt-tolerance according to claim 1 to 6 any one and Saline alkali tolerance screening plant, it is characterized in that: described confession is provided with the second water pump (31) in water tower (3), and the outlet of the second water pump (31) and the water inlet of described feed pipe (32) link together.
9. soybean salt-tolerance according to claim 8 and Saline alkali tolerance screening plant, is characterized in that: described second water pump (31) is connected with timer and automatic controller.
10. the soybean salt-tolerance according to claim 1 to 6 any one and Saline alkali tolerance screening plant, is characterized in that: described Turnover Box (4) is two or more.
CN201420786457.5U 2014-12-11 2014-12-11 A kind of soybean salt-tolerance and Saline alkali tolerance screening plant Active CN204392945U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104521606A (en) * 2014-12-11 2015-04-22 南京农业大学 Soybean salt tolerance and saline-alkaline tolerance screening device and identification method
CN110463542A (en) * 2019-08-20 2019-11-19 扬州大学 A kind of Rice Salt alkali batch identification apparatus
CN111781305A (en) * 2020-07-10 2020-10-16 临沂市农业科学院 A rice sieving mechanism for salt tolerance appraisal of rice

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104521606A (en) * 2014-12-11 2015-04-22 南京农业大学 Soybean salt tolerance and saline-alkaline tolerance screening device and identification method
CN110463542A (en) * 2019-08-20 2019-11-19 扬州大学 A kind of Rice Salt alkali batch identification apparatus
CN110463542B (en) * 2019-08-20 2021-04-30 扬州大学 Saline-alkaline resistant batch identification device for rice
CN111781305A (en) * 2020-07-10 2020-10-16 临沂市农业科学院 A rice sieving mechanism for salt tolerance appraisal of rice

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