CN103091193A - Method and device for rapidly measuring compactness of head of head cabbage - Google Patents
Method and device for rapidly measuring compactness of head of head cabbage Download PDFInfo
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Abstract
The invention relates to a method for rapidly measuring compactness of a head of head cabbage and simultaneously relates to a method for achieving the method. The method comprises the following steps of: manufacturing a device for rapidly measuring the compactness of the head of head cabbage, and weighing the head; after assembling a bottom plate of an inner-layer container bottom plate with an outer-layer container and a bracket, adjusting the volume of a barrel body of an inner-layer container to be matched with the size of the head; fully filling the inner-layer container with water; putting the weighed head in the inner-layer container and covering the inner-layer container with a water overflow cover; allowing water overflowing out of the inner-layer container to enter a water receiving container through an opened drainage valve of the outer-layer container, and weighing the water receiving container before and after receiving water; and calculating the compactness of the head. The device and the method have the beneficial effects of being reasonable in structure, and capable of rapidly and correctly measuring the weight of the head of the head cabbage and the drainage weight of the head, the ratio of the weight of the head to the drainage weight of the head is adopted as a basis for judging the compactness of the head, so that the device and the method are scientific and visualized, simple and clear, thus being widely popularized and used in actual production and scientific research.
Description
Technical field
The present invention relates to a kind of cabbage leaf-head degree of packing method for fast measuring, also relate to the device of realizing the method simultaneously.
Background technology
Cabbage is a mutation of Cruciferae brassica plant, has another name called cabbage, cabbage, cabbage, lotus flower white etc., has cold-resistant, disease-resistant, strong adaptability, easily stores the advantages such as anti-fortune, output are high, quality better, in China various places, generally cultivates.Cabbage leaf-head shape difference is larger, and all Multiple Shapes such as subcircular, oblateness, high oblateness, OX-heart shape are arranged, and well-regulated, irregular, type is more.The leaf-head of cabbage is heavy, leaf-head is indulged footpath, leaf-head transverse diameter, core length, newel the is wide and leaf-head degree of packing etc. is its major traits, the leaf-head degree of packing of cabbage, it is the key character of differentiating its quality and yielding ability, in China " 12 " New Vegetable Varieties breeding technique research, one of main tackling key problem breeding objective has been classified in the seed selection of kind high-quality proterties as.In actual production and breeding process, measure the following several method of the general employing of the cabbage leaf-head degree of packing: the one, equation, the leaf-head degree of packing=W/[(π/6) DH
2] (W-leaf-head heavy (g), D-leaf-head transverse diameter (cm), the H-leaf-head is indulged footpath (cm)), in this method, the acquisition of data is more convenient with calculating, but computation model only is suitable for rotund leaf-head in theory, can the leaf-head to most cultivated form (as oblate or high oblate) be suitable for still lacking research, and this formula is not suitable for the taper kind, as chicken-core-shape, OX-heart shape etc.; The 2nd, hand touches mensuration, before gathering, with hand, presses the leaf-head top, carries out respectively pine, tight, consolidation judgement, this method simple and fast, on producing or large sample investigate appropriate to the occasion employing, but more rough, be difficult for classification too much, subjective comparison of ingredients is large, and measurement data is inaccurate.
Summary of the invention
The object of the invention is to: propose a kind of leaf-head weight and leaf-head of adopting and discharge the two the cabbage head method for fast measuring of receiving that is compared to reference frame of water weight, can estimate more exactly the degree of packing of cabbage leaf-head, provide the device of realizing the method simultaneously, not only be applicable to various types of wild cabbages of receiving, also have light, portable, the advantage such as swift to operate, thereby can obtain practical promoting the use of.
In order to reach above purpose, the present invention's cabbage head method for fast measuring of receiving comprises the following steps: (1) makes cabbage leaf-head degree of packing rapid measurement device, described device comprises uncovered outer layer container and is enclosed within the internal layer container of outer layer container inside, the bottom of described outer layer container has the freeing port that water discharging valve is controlled, described internal layer container is comprised of base plate and the variable capacity cylindrical shell be connected on base plate, and the upper port of described cylindrical shell is provided with associated overflow cover;
(2) remove the siphonal lobe of the cabbage leaf-head of results, and, along the base portion rip cutting of leaf-head outermost layer blade, obtain complete leaf-head, then weigh, be designated as W
(leaf-head);
(3) after the base plate of internal layer container and outer layer container and support are assembled by interface, regulate the volume of internal layer container cylindrical shell, itself and leaf-head size are complementary;
(4) by level meter, overflow cover is adjusted to level, by the internal layer container topped up with water, again the leaf-head after weighing is put into to internal layer container and covered overflow cover, guarantee that leaf-head immerses in the water of internal layer container fully, the water discharging valve that the water overflowed by internal layer container is opened through outer layer container enters in the water receiving container;
(5) the water receiving container before and after water receiving is weighed, obtained W
(container)and W
(container+draining),calculate the degree of packing of leaf-head according to following formula,
The leaf-head degree of packing=W
(leaf-head)/ (W
(container+draining)-W
(container)).
There is following step between described step (4) and step (5): after weighing and finishing, take out leaf-head, along the rip cutting of leaf-head base portion center line, measure vertical footpath, the transverse diameter of leaf-head, and the core length of leaf-head, newel are wide, and the leaf heart color of observing leaf-head.
Realize the device of the inventive method, its basic structure is: comprise uncovered outer layer container and the internal layer container that is enclosed within outer layer container inside, the bottom of described outer layer container has the freeing port that water discharging valve is controlled, the below of described freeing port is provided with the water receiving container, described internal layer container is comprised of base plate and the variable capacity cylindrical shell that is connected on base plate, in the upper port of described cylindrical shell, is provided with associated overflow cover.Also comprise electronic scale, to the water filling container of internal layer container water filling be arranged on the level meter on the support panel.Wherein, the height of internal layer container at least, than the low 5cm of outer layer container height, is discharged to outside outer layer container to prevent the water that internal layer container overflows, and the internal layer container top is covered with overflow cover, makes leaf-head fully submerge in water, and the water of discharge equates with the leaf-head volume.
The present invention further improves, and the base plate of described internal layer container is that cross section is circular panel, and its upper surface has some groups and is distributed in the bellmouth of take on the concentric circle that the center of round panel is round dot; The cylindrical shell of described internal layer container is the reducing flexible bag, and the side of described flexible bag is evenly arranged one group can plug with bellmouth the inserted link be connected.Described panel has three concentric circless that consist of bellmouth, and three concentrically ringed diameters are respectively 25cm, 30cm and 35cm, is evenly distributed with 12 bellmouths on each circumference; The cylindrical soft plastic bag that described flexible bag is variable-diameter scope 24～36cm, its side has 12 inserted links, and its side and bottom surface have one group makes it be the equally distributed elastic threads of accordion.
Like this, can be according to the size of leaf-head, in the bellmouth on corresponding diameter circumference on the inserted link of flexible bag insertion base plate, to regulate the diameter of internal layer container, and then the cabbage heads measurement of receiving of the different sizes of adaptation is used.
The present invention further improves, the base plate of described internal layer container is the hollow double-layered base plate that cross section is arc, and the cylindrical shell of described internal layer container is extended upward by the both sides of the edge along double-layered base plate and forms with the double-layered base plate fixed side be tightly connected and the mobile side board that is positioned at the double-layered base plate end and can move along double-layered base plate.Described mobile side board by being fixed on double-layered base plate, telescopic self-locking air spring and double-layered base plate form moving sets, on described mobile side board, with the junction of double-layered base plate and fixed side, is provided with seal element.Like this, can be according to the size of leaf-head, the length of regulating spring, with mobile mobile side board, and then the diameter of adjusting internal layer container, measure and use with the cabbage heads of receiving that adapt to different sizes.
The present invention further improves, described outer layer container is arranged on support, described support is comprised of cylindrical panel and the one group of scalable leg that is arranged on the cylindrical panel lower surface, described leg is comprised of the upper and lower pole socket-connected, and at upper and lower pole connecting portion, has by being positioned at groove on upper and lower pole and being arranged on the moving sets that the screw rod of groove forms.During use, according to level meter, regulate level, adjust the screw rod on leg, make the length of this group leg consistent, thereby guarantee that panel is in horizontality.
Of the present invention specializing comprises, described cylindrical panel has to outer process, band internal thread or externally threaded first interface, described outer layer container has to outer process, band internal thread or externally threaded the 3rd interface, described the 3rd interface be positioned at the internal layer container base plate on and with internal thread or externally threaded the second interface thread, be connected, described the 3rd interface is threaded with first interface.Internal layer container, outer layer container and support all adopt the screw-like interface to be fixedly connected as an integral body like this, stabilized structure, and balance quality is good, guarantees that the water surface of internal layer container is in horizontality, has improved the measurement accuracy of device.
In a word, the present invention designs ingenious, rational in infrastructure, can measure rapidly and accurately leaf-head weight and the leaf-head displaced weight of cabbage, and adopt the foundation that is compared to the judgement leaf-head degree of packing of the two, science is directly perceived, simple and clear, reduce the impact of human factor, improved measurement accuracy, be applicable to various types of wild cabbages of receiving, and this device is light, portable, be easy to the field operation, can in actual production and scientific research popularization, large-scale promotion use.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated.
The structural representation that Fig. 1 is the preferred embodiment of the present invention one.
The structural representation that Fig. 2 is the preferred embodiment of the present invention two.
Fig. 3 is double-layered base plate partial enlarged drawing in Fig. 2.
Figure comprises outer layer container 1, overflow cover 2, internal layer container 3, hollow the second interface 4, water discharging valve 5, level meter 6, screw rod 7, leg 8, double-layered base plate 9, fixed side 10, mobile side board 11, self-locking air spring 12, seal element 13, solid the second interface 14.
Embodiment
Embodiment mono-
A kind of cabbage head degree of packing rapid measurement device of receiving of the present embodiment, its structure as shown in Figure 1, comprise uncovered outer layer container 1 and be enclosed within the internal layer container 3 of outer layer container 1 inside, also comprise electronic scale, to the water filling container of internal layer container 3 water fillings be arranged on the level meter 6 on the support panel.The hydrostatic column that outer layer container 1 is diameter 45cm, long 50cm, its bottom has the freeing port that water discharging valve 5 is controlled, and the below of freeing port is provided with the water receiving container; Internal layer container 3 is comprised of base plate and the reducing flexible bag be connected on base plate, is provided with associated overflow cover 2 at the elasticity sack, the elastic network(s) trellis overflow cover that overflow cover 2 can be regulated for diameter in 24～36cm scope.Wherein, base plate is the round panel that cross section is diameter 35cm, thick 2.1cm, its upper surface has three groups and is distributed in the bellmouth of take on three concentric circles that the center of round panel is round dot, three concentrically ringed diameters are respectively 25cm, 30cm and 35cm, are evenly distributed with 12 bellmouths on each circumference; Flexible bag is the resilient cylindrical soft plastic bag, its variable-diameter scope is 24～36cm, long 40cm, the side of flexible bag is evenly arranged 12 can plug with bellmouth the inserted link be connected, and its side and bottom surface have 6～8 makes it be the equally distributed elastic threads of accordion, like this, can be according to the size of leaf-head, the inserted link of flexible bag is inserted in the bellmouth of corresponding diameter circumference on base plate, form internal layer container 3.
Use this measurement device leaf-head degree of packing, its method is as follows: (1) makes cabbage leaf-head degree of packing rapid measurement device, and get 5 of rich leaf-heads of wild cabbage spring in spring, remove the siphonal lobe of leaf-head, and, along the base portion rip cutting of leaf-head base portion outermost layer blade, otch requires level and smooth, obtain complete leaf-head, be labeled as successively the spring rich 1,2,3,4 and 5, this group leaf-head of weighing respectively, record its W
(leaf-head), (2) base plate of internal layer container 3 and outer layer container 1 and support are installed by interface group, the circumference that location diameter and leaf-head size are complementary on base plate, now determine that circle diameter is 25cm, and the inserted link of flexible bag is inserted and is positioned at the bellmouth on this circumference, make flexible bag and base plate form internal layer container 3, according to level meter 6, utilize the leg screw rod 7 of support to carry out Level tune, to internal layer container 3 topped up with water until overflow, open water discharging valve 5, the moisture overflowed is discharged along outer layer container 1, close water discharging valve 5 after drained, (the water receiving container is first weighed on electronic scales to place the water receiving container at water delivering orifice, be designated as W
container), (3) open water discharging valve 5, the leaf-head spring rich 1 is put into to internal layer container 3 gently, cover overflow cover 2, moisture is overflowed by internal layer container 3, through the water discharging valve 5 of outer layer container 1, enters in the water receiving container, and valve-off, weigh to the container after water receiving, obtains W
(container+draining), (4) take out the leaf-head spring rich 1, along the rip cutting of leaf-head base portion center line, measure and record vertical footpath, the transverse diameter of leaf-head, and the core length of leaf-head, newel are wide, and the leaf heart color of observed and recorded leaf-head, (5) repeat above-mentioned steps, measurement result is measured and recorded to the leaf-head spring rich 2,3,4 and 5, (6) get in cabbage 5 of sweet 11 leaf-heads, in being labeled as sweet 11 1,2,3,4 and 5, repeat above-mentioned steps and it is measured and records result, (7), after end to be measured, calculate the degree of packing and the mean value thereof of these two groups of leaf-heads according to following formula, the leaf-head degree of packing=W
(leaf-head)/ (W
(container+draining)-W
(container)).
Rich leaf-head of spring and in the degree of packing measurement result of sweet 11 leaf-heads in Table one.The result demonstration, 5 its average degree of packing of rich leaf-head of spring of sample survey are that in 0.603,5, the average degree of packing of sweet 11 leaf-heads is that 0.826. is the leaf-head degree of packing
(spring is rich)<leaf-head the degree of packing
(in sweet 11).
Embodiment bis-
The cabbage leaf-head degree of packing its structure of measurement mechanism of the present embodiment and the difference of embodiment mono-are, as shown in Figure 2, internal layer container 3 is comprised of base plate and the variable capacity cylindrical shell be connected on base plate, wherein base plate is the hollow double-layered base plate 9 that cross section is arc, the circular arc that its skin is length 22cm, diameter 35cm, angle of circumference 60 degree, inside and outside interlamellar spacing is 2cm; Cylindrical shell is extended upward by the both sides of the edge along double-layered base plate 9 and forms with double-layered base plate 9 fixed side 10 be tightly connected and the mobile side board 11 that is positioned at the double-layered base plate end and can move along double-layered base plate 9, fixed side 10 is positioned at the both sides of double-layered base plate, and can be connected as a single entity with double-layered base plate 9, it is highly 40cm; The cross section of mobile side board 11 is U-shaped, and length is 10cm, and matching with double-layered base plate 9 in its bottom, is positioned at the two ends of double-layered base plate 9.Mobile side board 11 by being fixed on double-layered base plate 9, telescopic self-locking air spring 12 forms moving sets with double-layered base plate 9, be provided with seal element 13 with the junction of double-layered base plate 9 and fixed side 10 on mobile side board 11, seal element 13 can be the U-shaped sealing rubber strip, for preventing, leaks.Wherein, by spring, the sleeve outer with being enclosed within spring forms self-locking air spring 12, sleeve is fixed on double-layered base plate 9, the two ends of spring are connected (see figure 3) with mobile side board 11, the sleeve diameter 1.8cm of self-locking air spring 12, spring diameter 0.8cm, external force 150N, length 8.5cm, stroke 2cm, and U-shaped sealing rubber strip, web member etc. are assembled in, and the hollow of double-layered base plate is inner forms an integral body.In addition, the top of internal layer container 3 has the overflow cover 2 that the length that matches with it can be regulated in 22～40cm scope.
Double-layered base plate 9 has to lower process, is with externally threaded solid the second interface 14, outer layer container 1 has to lower process, with hollow the 3rd interface of internal and external threads, solid the second interface 14 is connected with hollow the 3rd interface thread, hollow the 3rd interface also be positioned at the support cylindrical panel on hollow first interface be threaded.
During use, make degree of packing measurement mechanism, and get 5 of summer wild cabbage heat Supreme Being leaf-heads, be labeled as successively heat Supreme Being 1,2,3,4 and 5, weigh, record its W
(leaf-head); The base plate of internal layer container 3 and outer layer container 1 and support are installed by interface group, according to level meter 6 adjusting levels, and mobile mobile side board 11, spring elongation 5cm, be complementary internal layer container 3 diameters and leaf-head size, by internal layer container 3 topped up with water, open water discharging valve 5, leaf-head heat Supreme Being 1 is put into to internal layer container 3 gently, cover overflow cover 2, moisture overflows, drain in the water receiving container, valve-off, weigh to the container after water receiving, obtains W
(container+draining); Take out leaf-head heat Supreme Being 1, along the rip cutting of leaf-head base portion center line, measure and record vertical footpath, the transverse diameter of leaf-head, and the core length of leaf-head, newel are wide, and the leaf heart color of observed and recorded leaf-head; Repeat above-mentioned steps, leaf-head heat Supreme Being 2,3,4 and 5 is measured and record measurement result; Get 5 of powerful 50 leaf-heads of summer wild cabbage, be labeled as 1,2,3,4 and 5 of brute force 50, repeat above-mentioned steps and it is measured and records result; After end to be measured, calculate the degree of packing and the mean value thereof of these two groups of leaf-heads according to following formula, the leaf-head degree of packing=W
(leaf-head)/ (W
(container+draining)-W
(container)).
The degree of packing measurement result of heat Supreme Being leaf-head and powerful 50 leaf-heads is in Table two.The result demonstration, 5 its average degree of packing of heat Supreme Being leaf-head of sample survey are 0.0.829, the average degree of packing of 5 brute force 50 leaf-heads is that 0.964. is the leaf-head degree of packing
(heat Supreme Being)<leaf-head the degree of packing
(powerful 50).
Table one spring wild cabbage Chun Feng, in sweet 11 leaf-head degree of packing questionnaires
Table two summer wild cabbage heat Supreme Being, powerful 50 leaf-head degree of packing questionnaires
Claims (10)
1. a cabbage leaf-head degree of packing method for fast measuring is characterized in that comprising the following steps:
(1) make cabbage leaf-head degree of packing rapid measurement device, described device comprises uncovered outer layer container and is enclosed within the internal layer container of outer layer container inside, the bottom of described outer layer container has the freeing port that water discharging valve is controlled, described internal layer container is comprised of base plate and the variable capacity cylindrical shell be connected on base plate, and the upper port of described cylindrical shell is provided with associated overflow cover;
(2) remove the siphonal lobe of the cabbage leaf-head of results, and, along the base portion rip cutting of leaf-head outermost layer blade, obtain complete leaf-head, then weigh, be designated as W
(leaf-head);
(3) after the base plate of internal layer container and outer layer container and support are assembled by interface, regulate the volume of internal layer container cylindrical shell, itself and leaf-head size are complementary;
(4) by level meter, overflow cover is adjusted to level, by the internal layer container topped up with water, again the leaf-head after weighing is put into to internal layer container and covered overflow cover, guarantee that leaf-head immerses in the water of internal layer container fully, the water discharging valve that the water overflowed by internal layer container is opened through outer layer container enters in the water receiving container;
(5) the water receiving container before and after water receiving is weighed, obtained W
(container)and W
(container+draining),calculate the degree of packing of leaf-head according to following formula,
The leaf-head degree of packing=W
(leaf-head)/ (W
(container+draining)-W
(container)).
2. cabbage leaf-head degree of packing method for fast measuring according to claim 1, it is characterized in that, there is following step between described step (4) and step (5): after the end of weighing, take out leaf-head, along the rip cutting of leaf-head base portion center line, measure vertical footpath, the transverse diameter of leaf-head, and the core length of leaf-head, newel are wide, and the leaf heart color of observing leaf-head.
3. a cabbage leaf-head degree of packing rapid measurement device, it is characterized in that: comprise uncovered outer layer container and the internal layer container that is enclosed within outer layer container inside, the bottom of described outer layer container has the freeing port that water discharging valve is controlled, described internal layer container is comprised of base plate and the variable capacity cylindrical shell that is connected on base plate, in the upper port of described cylindrical shell, is provided with associated overflow cover.
4. cabbage leaf-head degree of packing rapid measurement device according to claim 3, it is characterized in that: the base plate of described internal layer container is that cross section is circular panel, and its upper surface has some groups and is distributed in the bellmouth of take on the concentric circle that the center of round panel is round dot; The cylindrical shell of described internal layer container is the reducing flexible bag, and the side of described flexible bag is evenly arranged one group can plug with bellmouth the inserted link be connected.
5. cabbage leaf-head degree of packing rapid measurement device according to claim 4, it is characterized in that: described panel has three concentric circless that consist of bellmouth, three concentrically ringed diameters are respectively 25cm, 30cm and 35cm, are evenly distributed with 12 bellmouths on each circumference; The cylindrical soft plastic bag that described flexible bag is variable-diameter scope 24～36cm, its side has 12 inserted links, and its side and bottom surface have one group makes it be the equally distributed elastic threads of accordion.
6. cabbage leaf-head degree of packing rapid measurement device according to claim 3, it is characterized in that: the base plate of described internal layer container is the hollow double-layered base plate that cross section is arc, and the cylindrical shell of described internal layer container is extended upward by the both sides of the edge along double-layered base plate and forms with the double-layered base plate fixed side be tightly connected and the mobile side board that is positioned at the double-layered base plate end and can move along double-layered base plate.
7. cabbage leaf-head degree of packing rapid measurement device according to claim 6, it is characterized in that: described mobile side board by being fixed on double-layered base plate, telescopic self-locking air spring and double-layered base plate form moving sets, on described mobile side board, with the junction of double-layered base plate and fixed side, is provided with seal element.
8. according to the described cabbage leaf-head of claim 5 or 7 degree of packing rapid measurement device, it is characterized in that: described outer layer container is arranged on support, described support is comprised of cylindrical panel and the one group of scalable leg that is arranged on the cylindrical panel lower surface, described leg is comprised of the upper and lower pole socket-connected, and at upper and lower pole connecting portion, has by being positioned at groove on upper and lower pole and being arranged on the moving sets that the screw rod of groove forms.
9. cabbage leaf-head degree of packing method for fast measuring according to claim 8, it is characterized in that: described cylindrical panel has to outer process, band internal thread or externally threaded first interface, described outer layer container has to outer process, band internal thread or externally threaded the 3rd interface, described the 3rd interface be positioned at the internal layer container base plate on and with internal thread or externally threaded the second interface thread, be connected, described the 3rd interface is threaded with first interface.
10. cabbage leaf-head degree of packing rapid measurement device according to claim 3 is characterized in that: also comprise electronic scale, to the water filling container of internal layer container water filling be arranged on the level meter on the support panel; The below of described freeing port is provided with the water receiving container.
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|---|---|---|---|
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|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104034588A (en) * | 2014-06-17 | 2014-09-10 | 浙江大学 | Measurement device for firmness of knot ball vegetables |
| CN108398073A (en) * | 2018-02-12 | 2018-08-14 | 中国科学院东北地理与农业生态研究所 | A kind of assay method of bracteal leaf of corn consolidation degree |
| CN110672454A (en) * | 2019-10-08 | 2020-01-10 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for rapidly measuring reduction expansion rate of metallurgical pellets |
| CN114885672A (en) * | 2022-03-31 | 2022-08-12 | 重庆市农业科学院 | Common head cabbage picking method and common head cabbage picking system |
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| CN101710039A (en) * | 2009-11-13 | 2010-05-19 | 宁波盛事达磁业有限公司 | Device for detecting density of aluminum-nickel-cobalt permanent magnet alloy pressed blanks |
| CN102359922A (en) * | 2011-09-29 | 2012-02-22 | 陆明岳 | Method and apparatus for rapid measuring of density |
| CN203101208U (en) * | 2013-02-21 | 2013-07-31 | 江苏丘陵地区镇江农业科学研究所 | Device for rapidly measuring compactness of cabbage head of common head cabbage |
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Patent Citations (3)
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| CN101710039A (en) * | 2009-11-13 | 2010-05-19 | 宁波盛事达磁业有限公司 | Device for detecting density of aluminum-nickel-cobalt permanent magnet alloy pressed blanks |
| CN102359922A (en) * | 2011-09-29 | 2012-02-22 | 陆明岳 | Method and apparatus for rapid measuring of density |
| CN203101208U (en) * | 2013-02-21 | 2013-07-31 | 江苏丘陵地区镇江农业科学研究所 | Device for rapidly measuring compactness of cabbage head of common head cabbage |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104034588A (en) * | 2014-06-17 | 2014-09-10 | 浙江大学 | Measurement device for firmness of knot ball vegetables |
| CN108398073A (en) * | 2018-02-12 | 2018-08-14 | 中国科学院东北地理与农业生态研究所 | A kind of assay method of bracteal leaf of corn consolidation degree |
| CN110672454A (en) * | 2019-10-08 | 2020-01-10 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for rapidly measuring reduction expansion rate of metallurgical pellets |
| CN114885672A (en) * | 2022-03-31 | 2022-08-12 | 重庆市农业科学院 | Common head cabbage picking method and common head cabbage picking system |
| CN114885672B (en) * | 2022-03-31 | 2024-02-09 | 重庆市农业科学院 | Common head cabbage picking system |
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|---|---|
| CN103091193B (en) | 2015-08-26 |
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