CN113142112A - Construction method of recyclable artificial fish nest - Google Patents
Construction method of recyclable artificial fish nest Download PDFInfo
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- CN113142112A CN113142112A CN202110570345.0A CN202110570345A CN113142112A CN 113142112 A CN113142112 A CN 113142112A CN 202110570345 A CN202110570345 A CN 202110570345A CN 113142112 A CN113142112 A CN 113142112A
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- fish nest
- fish
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- silk
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/70—Artificial fishing banks or reefs
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/70—Artificial fishing banks or reefs
- A01K61/73—Artificial fishing banks or reefs assembled of components
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
Abstract
The invention discloses a method for building a recyclable artificial fish nest, which belongs to the technical field of artificial fish nests and comprises the following steps: s1, making a fish nest, S2, selecting a fish nest building position, S3, building the fish nest, S4, monitoring and maintaining the effect of the fish nest assembly, and S5, recovering the fish nest assembly; according to the fish nest made of the polypropylene braided wires, the artificial material polypropylene braided wires are adopted to make the fish nest, the materials are convenient to obtain, the cost is low, the making is simple, the fish attracting effect is good, the egg laying rate is high, the fish nest made of the polypropylene braided wires is placed in a shallow water area of a lake, the requirements of laying eggs and laying eggs of fishes laying adhesive eggs can be met by assisting simple maintenance and management, the fish nest made of the polypropylene braided wires is not easy to rot, is convenient to maintain during use, is cleaned after being aired and stored after being used, and can be repeatedly used.
Description
Technical Field
The invention belongs to the technical field of artificial fish nests, and particularly relates to a method for building a recyclable artificial fish nest.
Background
Along with the increasing interference of various kinds of waters where fishes inhabit naturally, a lot of fishes lose the habitat conditions of natural spawning, in order to recover the natural spawning of the fishes, an artificial fish nest technology is used more and more widely, and the artificial fish nest technology is that a fish nest is manufactured artificially and put into a natural water body to provide a required adhesive substrate for spawning of fishes producing sticky eggs, so that the aim of natural proliferation of the fishes is fulfilled.
The materials used to make artificial fish nests can be divided into two basic categories: one is natural material, such as fresh aquatic plant including Arundo donax, Phragmites communis, Zizania latifolia, and rhizoma Acori Calami, and terrestrial plant including pine branch, willow root, and palm bark; another category is artificial materials, commonly used are mesh, plastic sheets (tubes), members of cementitious articles. Most natural materials have the advantages of good fish luring effect and high roe attachment rate, but have the disadvantages of limited material sources, short service life, relatively time-consuming processing, inconvenience for large-scale production, inconvenience for maintenance during use and inconvenience for recycling after use. Although most of the existing artificial materials can be produced in a large scale, the color, the shape and the like of the existing artificial materials are obviously different from those of natural materials and are not easy to be accepted by fishes, so that the fish luring effect is poorer than that of the natural materials, and the attachment rate of fish eggs is relatively lower.
Therefore, a recyclable artificial fish nest building method is provided to solve the problems in the prior art.
Disclosure of Invention
The invention aims to provide a method for building a recyclable artificial fish nest, which aims to solve the problems that the prior art provided by the background art is limited in natural material source, short in service life, relatively time-consuming in processing, not beneficial to large-scale production, inconvenient to maintain during use and recycle after use, and the problems that the color and the shape of the existing artificial material are obviously different from those of the natural material and the fish luring effect is poor.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for building a recyclable artificial fish nest comprises the following steps:
s1, making a fish nest: the fish nest manufacturing material comprises polypropylene knitting silk and nylon cable ties, wherein the polypropylene knitting silk is firstly uniformly cut into short knitting silk with the same length, and then 1000 and 1500 short knitting silk are tightly tied into 1 group from the middle position by the nylon cable ties to form the polypropylene knitting silk fish nest;
s2, selecting a fish nest building position: the building position of the fish nest should select a water area near the shore with stable water level, slow water flow, weak wind power, shallow water depth and less human interference so as to facilitate building and maintenance of the fish nest and the fish spawning activity;
s3, building a fish nest: building a fish nest assembly at the initial stage of a spawning season of fishes producing adhesive eggs, wherein the assembly required for building the fish nest comprises a polypropylene woven silk fish nest, nylon ropes, bamboo poles and foam boards, after the fish nest building materials are all conveyed to a set water area by a ship, a first bamboo pole is firstly inserted into the lake bottom and fixed, the length of the bamboo pole above the water surface is kept to be more than 0.5m, then the foam boards are sleeved on the bamboo poles, the foam boards can freely float up and down along with the change of the water level, a second bamboo pole is inserted into the lake bottom and sleeved with the foam boards in the same method, the distance between the two bamboo poles is about 5m, then two ends of the nylon ropes which are tied with the polypropylene woven silk fish nest at equal intervals are respectively tied on the foam boards of the two bamboo poles, the length of the nylon rope between the two tightened bamboo poles is about 6m so that the polypropylene woven silk fish nest can be freely immersed in water, and the polypropylene woven silk fish nest is connected with the foam boards through the nylon ropes, therefore, the water level can be adapted to the change and float;
s4, monitoring and maintaining the effect of the fish nest assembly: after the fish nest is built, frequent management is not needed, and effect monitoring and maintenance are carried out every 1-3 days according to conditions;
s5, recovering the fish nest assembly: after the fish breeding season is finished, the polypropylene woven silk fish nest, the bamboo pole, the nylon rope and the foam plate assembly are all recycled, transported back to the shore, processed and transferred to an indoor drying place for temporary storage, and can be reused when the artificial fish nest assembly is set up next time.
Preferably: in the step S1, the color of the polypropylene braided wire is light green, the width of the polypropylene braided wire is 3mm, and the length of the short braided wire is 80-100 cm.
Preferably: in the step S3, the length of the bamboo pole is 3-5m, the diameter is 5 +/-1 cm, the foam board is square, the side length of the foam board is 30cm, the thickness of the foam board is 5cm, the surface of the foam board is provided with through holes, the aperture is 6-7cm, and the foam board is in sliding connection with the surface of the bamboo pole through the through holes on the surface of the foam board.
Preferably: the diameter of the nylon cord in step S3 is 5 mm.
Preferably: checking items in the step S4 mainly comprise checking whether the fish nest assembly is stable or not, checking the adhesion condition of fish eggs on the polypropylene woven silk fish nest, and checking whether sundries such as aquatic weeds and branches are wound on the polypropylene woven silk fish nest or not, if relevant problems occur, timely reinforcing the fish nest assembly and removing the sundries on the polypropylene woven silk fish nest.
Preferably: in step S3, 1 group of polypropylene woven hairtail nests are tied on the nylon rope every 50cm, and ten groups of polypropylene woven hairtail nests are arranged in total.
Preferably: the method for cleaning the components built by the fish nest component in the step S5 comprises the following steps: washing impurities such as silt attached to the component with clear water, and then exposing for 12-24 h.
The construction method of the recyclable artificial fish nest according to claim 1, characterized in that: in step S2, the water depth of the fish nest is selected to be less than 1.5 m.
Compared with the prior art, the construction method of the recyclable artificial fish nest provided by the invention has the following advantages:
according to the fish nest made of the polypropylene braided wires, the artificial material polypropylene braided wires are adopted to make the fish nest, the materials are convenient to obtain, the cost is low, the manufacture is simple, the egg laying rate is high, the fish nest made of the polypropylene braided wires is placed in a shallow water area of a lake, the requirements of laying eggs and laying eggs of fishes laying adhesive eggs can be met by means of simple maintenance management, the fish nest made of the polypropylene braided wires is not easy to rot, the maintenance is convenient during use, the fish nest is cleaned after being aired and stored, and the fish nest can be repeatedly used.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: 1. bamboo poles; 2. a foam board; 3. a nylon cord; 4. the silk fish nest is woven to polypropylene.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a method for constructing a recyclable artificial fish nest, which comprises the following steps:
s1, making a fish nest: the fish nest component is made of polypropylene knitting silk and nylon ribbons, wherein the polypropylene knitting silk is firstly uniformly cut into short knitting silk with the same length, and then 1250 short knitting silk are taken and fastened into 1 group from the middle position by the nylon ribbons to form the most basic polypropylene knitting silk fish nest 4;
the color of the polypropylene woven silk is light green, the width of the polypropylene woven silk is 3mm, the diameter of the nylon rope 3 is 5mm, the length of the short woven silk is 90cm, 1 group of polypropylene woven silk fish nests 4 are arranged on the nylon rope 3 every 50cm, ten groups of polypropylene woven silk fish nests 4 are arranged in total, and the color and the shape of the silk light green polypropylene woven silk fish nests 4 are similar to those of natural aquatic weeds, so that the polypropylene woven silk fish nests are beneficial to attracting parent fishes in the spawning period to spawn;
s2, selecting a fish nest building position: the building position of the fish nest component should select a water area of the near-shore area with stable water level, slow water flow, weak wind power, shallow water depth and less human interference so as to facilitate the building and maintenance of the fish nest component and the execution of spawning activities of fishes;
the water depth of the fish nest assembly is selected to be less than 1.5m, so that the bamboo pole 1 can be prevented from being deviated by the underflow under the water area, and the bamboo pole 1 can be flushed by the underflow when the water area is set up too deep;
s3, building a fish nest: building a fish nest assembly at the initial stage of a spawning season of fishes producing adhesive eggs, wherein the fish nest assembly needs to be built and comprises a polypropylene woven silk fish nest 4, bamboo poles 1 and foam boards 2, after the fish nest assembly building materials are all conveyed to a set water area by a ship, a first bamboo pole 1 is inserted into the lake bottom and fixed, the length of the bamboo pole 1 above the water surface is kept to be more than 0.5m, then the foam boards 2 are sleeved on the bamboo poles 1, the foam boards 2 can freely float up and down along with the change of the water level, a second bamboo pole 1 is inserted into the lake bottom and sleeved with the foam boards 2 in the same method, the distance between the two bamboo poles 1 is about 5m, then two ends of a nylon rope 3 tied with the polypropylene woven silk fish nest 4 are respectively tied on the foam boards 2 of the two bamboo poles 1, the nylon rope 3 between the two bamboo poles 1 is about 6m long so that the polypropylene woven silk fish nest 4 can be freely immersed in the water, the polypropylene woven silk fish nest 4 is connected with the foam board 2 through the nylon rope 3, so that the floating of the polypropylene woven silk fish nest can adapt to the water level change;
the length of bamboo pole 1 is 5m, the diameter is 5 1cm, cystosepiment 2 is square setting, cystosepiment 2 length of side is 30cm, thickness 5cm, the through-hole has been seted up on cystosepiment 2's surface, aperture 6cm, cystosepiment 2 is through the through-hole on its surface and the surperficial sliding connection of bamboo pole 1, interval between two bamboo poles 1 sets up to 5m, the length of nylon rope 3 sets up to 6m, the length of bamboo pole 1 is selected and should not be overlength, the top of bamboo pole 1 persists longer on the surface of water, can be blown down by the strong wind.
S4, monitoring and maintaining the fish nest effect: after the fish nest is built, frequent management is not needed, effect monitoring and maintenance are carried out at intervals of 1-3 days according to conditions, and the inspection items mainly comprise checking whether the fish nest component is stable or not, the adhesion condition of fish eggs on the polypropylene woven silk fish nest 4, whether sundries such as aquatic weeds, branches and the like are wound on the polypropylene woven silk fish nest 4 or not, and if relevant problems occur, the fish nest component is timely reinforced and the sundries on the polypropylene woven silk fish nest 4 are removed;
s5, recovering the fish nest assembly: after the fish breeding season is over, the components such as the polypropylene woven silk fish nest 4, the bamboo pole 1, the nylon rope 3, the foam board 2 and the like are completely recycled, are transported back to the shore, are processed and are transferred to an indoor dry place for temporary storage, and can be reused when the artificial fish nest component is built next time;
the method for cleaning each component built by the fish nest component comprises the following steps: washing impurities such as silt attached to the assembly with clear water, and then exposing for 24 hours;
according to the experimental data records: the method comprises the following steps of (1) setting up 30 groups of fish nest assemblies for testing, setting up a water depth of 1.5m, distributing large-scale parent fish groups according to investigation, very suitably setting up artificial fish nests, wherein after the fish nest assemblies are set up, the fish nest assemblies are inspected and maintained on site every morning, no fish egg adhesion is found in 3 days, a large number of fish egg adhesion is found in 6 days, all the 30 groups of fish nest assemblies have fish egg adhesion, the egg adhesion rate reaches 100%, randomly extracting the 3 groups of fish nest assemblies for egg grain counting, wherein the number respectively reaches 4300, 2800 and 6000, the average value is 4366.6 grains/group, abnormal conditions such as looseness, fracture and the like do not occur in the assemblies such as a bamboo rod 1, a nylon cable tie and a polypropylene woven silk fish nest during the whole testing period, a small amount of aquatic weed residues are wound in the polypropylene woven silk fish nest, and cleaning and maintenance are carried out in time in a manual mode;
in order to compare the implementation effects of the fish nests made of artificial materials and natural materials in the same water area, 30 groups of most commonly used natural material fish nests are synchronously built, namely palm skin fish nests (each fish nest is 40cm in length and 20cm in width, and each 4 fish nests are bundled into 1 group of fish nests by nylon tie tapes), fish eggs are found to be adhered on the palm skin fish nests at the 6 th day after the palm skin fish nests are placed, the statistics shows that eggs are adhered on 15 groups of fish nests, the egg adhering rate is 50%, 6 groups of fish nests are randomly selected from the 15 groups of fish nests for egg counting, the number of the fish nests is respectively 2, 665, 6, 266, 700 and 4, and the average value is 273.8 eggs/group;
the experimental results show that the egg laying rate and the egg laying quantity of the artificial material fish nest designed by the invention are obviously higher than those of the conventional natural material fish nest.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. A construction method of a recyclable artificial fish nest is characterized by comprising the following steps: the method comprises the following steps:
s1, making a fish nest: the fish nest manufacturing material comprises polypropylene knitting silk and nylon cable ties, wherein the polypropylene knitting silk is firstly uniformly cut into short knitting silk with the same length, and then 1000 and 1500 short knitting silk are tightly tied into 1 group from the middle position by the nylon cable ties to form the polypropylene knitting silk fish nest;
s2, selecting a fish nest building position: the building position of the fish nest should select a water area near the shore with stable water level, slow water flow, weak wind power, shallow water depth and less human interference so as to facilitate building and maintenance of the fish nest and the fish spawning activity;
s3, building a fish nest: building a fish nest assembly at the initial stage of a spawning season of fishes producing adhesive eggs, wherein the assembly required for building the fish nest comprises a polypropylene woven silk fish nest, nylon ropes, bamboo poles and foam boards, after the fish nest building materials are all conveyed to a set water area by a ship, a first bamboo pole is firstly inserted into the lake bottom and fixed, the length of the bamboo pole above the water surface is kept to be more than 0.5m, then the foam boards are sleeved on the bamboo poles, the foam boards can freely float up and down along with the change of the water level, a second bamboo pole is inserted into the lake bottom and sleeved with the foam boards in the same method, the distance between the two bamboo poles is about 5m, then two ends of the nylon ropes which are tied with the polypropylene woven silk fish nest at equal intervals are respectively tied on the foam boards of the two bamboo poles, the length of the nylon rope between the two tightened bamboo poles is about 6m so that the polypropylene woven silk fish nest can be freely immersed in water, and the polypropylene woven silk fish nest is connected with the foam boards through the nylon, therefore, the water level can be adapted to the change and float;
s4, monitoring and maintaining the effect of the fish nest assembly: after the fish nest is built, frequent management is not needed, and effect monitoring and maintenance are carried out every 1-3 days according to conditions;
s5, recovering the fish nest assembly: after the fish breeding season is finished, the polypropylene woven silk fish nest, the bamboo pole, the nylon rope and the foam plate assembly are all recycled, transported back to the shore, processed and transferred to an indoor drying place for temporary storage, and can be reused when the artificial fish nest assembly is set up next time.
2. The construction method of the recyclable artificial fish nest according to claim 1, characterized in that: in the step S1, the color of the polypropylene braided wire is light green, the width of the polypropylene braided wire is 3mm, and the length of the short braided wire is 80-100 cm.
3. The construction method of the recyclable artificial fish nest according to claim 1, characterized in that: in the step S3, the length of the bamboo pole is 3-5m, the diameter is 5 +/-1 cm, the foam board is square, the side length of the foam board is 30cm, the thickness of the foam board is 5cm, the surface of the foam board is provided with through holes, the aperture is 6-7cm, and the foam board is in sliding connection with the surface of the bamboo pole through the through holes on the surface of the foam board.
4. The construction method of the recyclable artificial fish nest according to claim 1, characterized in that: the diameter of the nylon cord in step S3 is 5 mm.
5. The construction method of the recyclable artificial fish nest according to claim 1, characterized in that: checking items in the step S4 mainly comprise checking whether the fish nest assembly is stable or not, checking the adhesion condition of fish eggs on the polypropylene woven silk fish nest, and checking whether sundries such as aquatic weeds and branches are wound on the polypropylene woven silk fish nest or not, if relevant problems occur, timely reinforcing the fish nest assembly and removing the sundries on the polypropylene woven silk fish nest.
6. The construction method of the recyclable artificial fish nest according to claim 1, characterized in that: in step S3, 1 group of polypropylene woven hairtail nests are tied on the nylon rope every 50cm, and ten groups of polypropylene woven hairtail nests are arranged in total.
7. The construction method of the recyclable artificial fish nest according to claim 1, characterized in that: the method for cleaning the components built by the fish nest component in the step S5 comprises the following steps: washing impurities such as silt attached to the component with clear water, and then exposing for 12-24 h.
8. The construction method of the recyclable artificial fish nest according to claim 1, characterized in that: in step S2, the water depth of the fish nest is selected to be less than 1.5 m.
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| CN202110570345.0A CN113142112A (en) | 2021-05-25 | 2021-05-25 | Construction method of recyclable artificial fish nest |
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| CN202110570345.0A CN113142112A (en) | 2021-05-25 | 2021-05-25 | Construction method of recyclable artificial fish nest |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657124A (en) * | 2012-05-25 | 2012-09-12 | 中国水产科学研究院淡水渔业研究中心 | Three-dimensional artificial fish nest with floating frame for adhesive eggs |
| CN102696512A (en) * | 2012-05-25 | 2012-10-03 | 江苏省太湖渔业管理委员会办公室 | Large-scale adhesive egg artificial fish nest applicable to shallow lakes |
| CN206024878U (en) * | 2016-08-25 | 2017-03-22 | 良维（厦门）吸塑包装有限公司 | Fish nest of yellow eel |
| CN109699536A (en) * | 2019-03-06 | 2019-05-03 | 山东省海洋生物研究院 | A kind of viscid egg fish breeding fish nest and its application method |
| CN110178763A (en) * | 2019-06-23 | 2019-08-30 | 中国水产科学研究院淡水渔业研究中心 | A kind of artificial fish nest for thering is nest building behavior to produce viscid egg fish suitable for interior |
-
2021
- 2021-05-25 CN CN202110570345.0A patent/CN113142112A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657124A (en) * | 2012-05-25 | 2012-09-12 | 中国水产科学研究院淡水渔业研究中心 | Three-dimensional artificial fish nest with floating frame for adhesive eggs |
| CN102696512A (en) * | 2012-05-25 | 2012-10-03 | 江苏省太湖渔业管理委员会办公室 | Large-scale adhesive egg artificial fish nest applicable to shallow lakes |
| CN206024878U (en) * | 2016-08-25 | 2017-03-22 | 良维（厦门）吸塑包装有限公司 | Fish nest of yellow eel |
| CN109699536A (en) * | 2019-03-06 | 2019-05-03 | 山东省海洋生物研究院 | A kind of viscid egg fish breeding fish nest and its application method |
| CN110178763A (en) * | 2019-06-23 | 2019-08-30 | 中国水产科学研究院淡水渔业研究中心 | A kind of artificial fish nest for thering is nest building behavior to produce viscid egg fish suitable for interior |
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| 邓茹 等: "人工鱼巢及其在渔业资源增殖中的作用", 《中国农学通报》 * |
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