63 results about "Phyllostachys" patented technology

The invention provides a phyllostachys pubescens forest phyllostachys pubescens moth hazard remote sensing detection scale parameter optimization method, which comprises the following steps: (1) resampling hyperspectral data to a multi-source satellite sensor spectral scale through a Gaussian spectral response function, and analyzing and quantifying the response stability of spectral indexes to insect pests under different spectral scales by adopting a variable coefficient, screening spectral indexes with sensitive response and high stability; (2) based on the remote sensing images with different spatial resolutions, extracting moso bamboo forest and insect pest features by utilizing a machine learning algorithm and combining a recursive feature elimination technology, and determining an optimal spatial resolution through precision evaluation; (3) constructing an insect pest time sequence set, analyzing an insect pest grade conversion path through dynamic attitude analysis and a hazard transfer matrix, and determining a suitable monitoring period; and (4) synthesizing the spectral scale, the spatial resolution and the time period parameters output in the steps (1)-(3) to generate an optimized scale combination for remote sensing detection of the harm of the phyllostachys nigra.

The invention belongs to the field of edible fungus culture, and particularly relates to a method for reducing disease occurrence and increasing the yield of dictyophora rubrovolvata. According to the method, before planting, a rotary cultivator is used for ploughing soil, wood vinegar is sprayed, temperature and humidity are controlled after hyphae are put on the soil, wood vinegar is sprayed in the growth stage of bamboo eggs, and temperature and humidity are controlled until harvesting, so that the occurrence of diseases is reduced, and the yield of dictyophora rubrovolvata is increased. The invention provides a method for reducing diseases and increasing the yield of dictyophora rubrovolvata through measures of improving the pH value of soil, preventing soil caking, stimulating rapid growth of hyphae, stimulating twisting of the hyphae, reducing diseases and insect pests and the like. By means of the method, use of pesticides in the dictyophora rubrovolvata planting process can be reduced, the yield of dictyophora rubrovolvata is increased, and dictyophora rubrovolvata diseases are reduced.

The invention discloses bacillus subtilis S1703 and application thereof, and belongs to the technical field of plant disease and pest control. The name of the bacterial strain is bacillus subtilis S1703, and the preservation number of the bacterial strain is GDMCC No: 66890. The bacterial strain S1703 has a wider antibacterial spectrum, and can effectively inhibit the growth of pathogenic bacteria such as fusarium oxysporum, colletotrichum gloeosporioides, alternaria alternata, aspergillus, phyllosticta, citrus reticulata, fusarium and the like; fermentation liquor of the S1703 has a good antibacterial effect on the psidium guajava wilt pathogen and the psidium guajava branch blight pathogen; the bacteriostasis rate on sigatoka sigatoka and guava leaf spot germs reaches 95% or above, and an excellent bacteriostasis effect is achieved. The strain S1703 can avoid potential adverse effects of chemical pesticides on the environment and crop safety, and has potential commercial development and application values in biological prevention and control practice of diseases.

The invention discloses a preparation method of a moso bamboo derived hard carbon material and application of the moso bamboo derived hard carbon material in a sodium ion battery, and belongs to the technical field of new energy materials. Moso bamboo powder serves as a precursor, acid pickling pretreatment is conducted, then pre-carbonization is conducted at the temperature of 300-800 DEG C, secondary carbonization is conducted at the temperature of 1400-1500 DEG C after acid pickling purification, and the moso bamboo derived hard carbon material is obtained. And micropore closing and surface repairing are induced. By strictly limiting the technological process of low-temperature pre-carbonization, acid pickling and impurity removal and high-temperature reconstruction and hole closing, the contradiction that the biomass hard carbon material is large in specific surface area, low in first efficiency and insufficient in platform capacity is successfully solved. When being used as the negative electrode of the sodium ion battery, the composite material has the advantages of high reversible specific capacity (gt, 308mAh / g), high platform capacity ratio (gt, 53%) and high first charge-discharge efficiency (gt; the energy density and the cycling stability of the whole battery are remarkably improved, and a new way is provided for the development of a low-cost and high-performance sodium ion battery negative electrode material.

The invention belongs to the technical field of forestry information, and particularly relates to a moso bamboo forest individual tree high-precision segmentation method based on unmanned aerial vehicle and foundation LiDAR fusion. The method aims at solving the problems that in the prior art, in a complex bamboo forest scene, canopy information is incomplete, under-forest terrain and bamboo pole structure obtaining is inaccurate due to the fact that a data source is single, and over-segmentation and under-segmentation generally exist due to the fact that a moso bamboo growth mechanism is not considered in a traditional algorithm. Through multi-platform LiDAR data collaborative acquisition, point cloud accurate fusion is realized by adopting a registration algorithm with a bamboo pole vertical structure as a constraint, and a canopy-bamboo pole-terrain integrated three-dimensional model is formed. A comprehensive clustering algorithm fusing tree crown geometric attributes and a canopy growth space competition model is innovatively provided, the moso bamboo growth competition relation is quantified into dynamic constraint, the individual tree boundary is intelligently defined, the over-segmentation and under-segmentation problems in the segmentation process are effectively solved, and the moso bamboo forest individual tree parameter extraction precision and ecological rationality are remarkably improved.

The invention discloses Erwinia phyllostachys ZX-13 and application thereof in antagonism of epidemic disease pathogenic bacteria of Eupin, and belongs to the technical field of microorganisms. The invention discloses a Erwinia phyllostachys ZX-13, and the preservation number of the Erwinia phyllostachys ZX-13 is GDMCC No: 66800. The Erwinia phyllostachys ZX-13 disclosed by the invention can be used for preventing and treating the epidemic disease of the elaphus japonicus caused by the cryptophyton pseudophyllanthus of the elaphus japonicus; the Erwinia rhizosphere ZX-13 is a biological control potential strain with good antagonism effect, high control effect and good environmental safety, and has good development and application prospects.

The present application relates to the technical field of plant breeding, and in particular to a mutation breeding method for Phyllostachys edulis based on ARTP. The mutation breeding method comprises: using atmospheric room temperature plasma to treat the seeds of Phyllostachys edulis, and the parameters include: radio frequency power of 200-400 W, radiation distance of 2-3 mm, and treatment time of 8-55 minutes. The present application studies a mutation breeding method suitable for Phyllostachys edulis, and through a specific degree of ARTP mutation of the seeds of Phyllostachys edulis, the number of tillers of the seedlings of Phyllostachys edulis can be increased and the yellowing rate of the seedling of Phyllostachys edulis can be reduced under the condition of ensuring a certain seedling rate. The mutation breeding method provided by the present application can be used for breeding Phyllostachys edulis varieties with excellent traits, and has important value in the field of Phyllostachys edulis breeding.

The invention discloses a phyllostachys edulis PeAKIN3 gene as well as an encoding protein and application thereof, and belongs to the technical field of plant genetic engineering. The nucleotide sequence of the phyllostachys pubescens PeAKIN3 gene provided by the invention is as shown in SEQ ID NO.1, and the amino acid sequence contained in the polypeptide coded by the phyllostachys pubescens PeAKIN3 gene is as shown in SEQ ID NO.2. The method comprises the following steps: constructing an overexpression vector of a phyllostachys edulis PeAKIN3 gene; the constructed overexpression vector of the phyllostachys edulis PeAKIN3 gene is transformed into arabidopsis thaliana; and culturing and screening to obtain the transgenic arabidopsis thaliana strain. The invention discloses the function of the PeAKIN3 gene for the first time, and compared with a control group, transgenic arabidopsis thaliana with overexpression of the phyllostachys edulis PeAKIN3 gene shows obvious late flower phenotype, the number of rosette leaves is increased, and the flowering time is delayed, which indicates that the PeAKIN3 can prolong the vegetative growth period of the plant and postpone the reproductive growth of the plant.

The invention discloses an application of proteins PeC4H1 and PeC4H2 or coding nucleic acids thereof in inhibition of lignin content of moso bamboo. The invention provides an application of a substance for inhibiting the activity of proteins PeC4H1 and PeC4H2 or inhibiting the expression of a nucleic acid molecule for encoding the protein PeC4H1 and a nucleic acid molecule for encoding the protein PeC4H2 in any one of the following C1-C4: C1) inhibiting the content of lignin in moso bamboo; c2) inhibiting accumulation of moso bamboo flavonoid substances; c3) cultivating moso bamboos with low lignin content; c4) cultivating moso bamboos with low flavonoid substances; according to the invention, PeC4H1 / 2 is knocked out through the double-gene CRISPR / Cas9, and a compensation mechanism of the double-gene CRISPR / Cas9 in lignin synthesis and carbon flow redirection is analyzed. Research results provide a double-target engineering strategy for optimizing the lignin content, and an innovative path is provided for deep fusion of bamboo breeding and a circulating biological economic principle.

The present invention discloses a Dendrocalamus farinosus transcription factor DfMYB265 gene and its application. Its nucleotide sequence is shown as SEQ ID NO.1, and the encoded amino acid sequence is shown as SEQ ID NO.2. In the present invention, the DfMYB265 gene is recombined with the pCAMBIA1303-N vector to form an expression vector, and then the embryos of Phyllostachys edulis seeds are genetically transformed by gene gun. Through transgenic positive identification and screening, Phyllostachys edulis plants overexpressing the DfMYB265 gene are obtained. Compared with wild-type Phyllostachys edulis, the Phyllostachys edulis plants overexpressing the DfMYB265 gene grow rapidly, with an increase in the number of branches and the number of bamboo shoots, an increase in plant height, and a significant increase in the cellulose content in the culm. The expression of cellulose synthase CESA4, CESA7, and CESA9 related to cellulose synthesis is significantly up-regulated. The present invention provides a theoretical basis for revealing the regulatory mechanism of DfMYB265 on cellulose in the process of secondary cell wall formation, provides ideas and a theoretical basis for improving the genetic transformation varieties of Dendrocalamus farinosus, and provides an effective way for the creation of new germplasms of bamboo plants and the increase of cellulose content.

The application discloses a bamboo summer sleeping mat processing equipment and a processing technology, which comprises a cutting cylinder device, a granulator, a flower inserting and punching machine, a water grinding device, a dryer, a carbonization furnace and a waxing machine; the cutting cylinder device clamps the phyllostachys pubescens by two calibration plates of the transverse calibration assembly to avoid transverse displacement of the phyllostachys pubescens, and clamps the phyllostachys pubescens by the bottom table and the top table of the radial calibration assembly to avoid radial displacement of the phyllostachys pubescens, so that the phyllostachys pubescens cannot produce displacement in the horizontal and vertical directions when entering the feeding port, the visual CCD camera in the feeding port can accurately determine the position of the bamboo joint, automatic identification of the bamboo joint is realized, and automatic cutting of the bamboo cylinder is realized, so that manual cutting of the bamboo cylinder is not needed, the water grinding device adopts two horizontal cylinder bodies for water grinding work, and the two horizontal cylinder bodies are opposite to each other, so that the movement mode of the bamboo pieces and the diamond powder in the cylinder is more complex, and the grinding efficiency is improved; the wormwood water is used instead of the dyeing agent, so that the finished product has no peculiar smell.

The utility model discloses a filter structure for processing phyllostachys pubescens vinegar, which comprises a filter cylinder and a filter element, the filter element is a net-shaped cylinder with a hollow interior and an open top, a mounting seat is arranged in the filter cylinder, and the bottom of the mounting seat is connected with a driving device for driving the mounting seat to rotate. An annular sliding groove is formed in the inner side wall of the mounting groove, an annular pressing plate is arranged in the annular sliding groove, the top of the annular pressing plate and the top of the annular sliding groove are connected through an elastic piece, a transition groove is formed in the annular pressing plate, a communicating groove is formed in the position, opposite to the transition groove, of the top of the annular sliding groove, and a fixing groove is formed in the position, staggered from the transition groove, of the bottom of the annular sliding groove. The fixing seat is mounted at the bottom of the filter element, and the fixing block matched with the fixing groove is arranged on the side wall of the fixing seat, so that the filter element can be conveniently disassembled and assembled, a user can conveniently clean or replace the filter element when the filter element is blocked or damaged, and the practicability is high.

The application discloses a cutting device for Phyllostachys nidularis, and relates to the technical field of Phyllostachys nidularis cultivation.The device comprises a rack, a soil aggregate transformation mechanism, a cutting mechanism and a controller.The soil aggregate transformation mechanism comprises a flat ring which is driven to move up and down by a first driving mechanism, and a rotating plate which is vertically arranged under the flat ring and is driven to rotate by a second driving mechanism.The rotating plate is inserted into soil and rotated, and the second driving mechanism drives the rotating plate to extrude the soil in the vertical projection of the flat ring towards the inner side of the flat ring.The cutting mechanism is driven to move in an inclined direction with the front being lower and the rear being higher.The controller is electrically connected with the first driving mechanism, the second driving mechanism and the cutting mechanism.The device can improve the water retention of soil, does not affect the drainage, and keeps the cutting hole depth consistent.

The invention belongs to the technical field of plant breeding, and particularly relates to an SSR molecular marker for distinguishing moso bamboo variants and application of the SSR molecular marker. According to the invention, 209 phyllostachys pubescens variant genome SSR molecular markers are screened out. The 209 phyllostachys pubescens variant genome SSR molecular markers and the polymorphic primers based on the molecular markers can be applied to phyllostachys pubescens variant SSR molecular marker development and DNA fingerprint spectrum construction, SSR marker site difference analysis can be performed on phyllostachys pubescens variants, a theoretical basis is provided for phyllostachys pubescens resource protection, utilization and identification, and the application prospect is broad. Different variants of the moso bamboos can be distinguished, and the lower grades of the moso bamboos can be Besides, the SSR molecular marker has the characteristics of good stability, high polymorphism and strong universality, and the SSR marker site disclosed by the invention has the advantages of convenience, rapidness and good sharing property when being used for analyzing the moso bamboo variant fingerprint spectrum.

The application discloses a bamboo straw preparation Phyllostachys edulis breaking device and a method thereof, and relates to the technical field of Phyllostachys edulis breaking. The device comprises a fixing column, a first mounting seat is arranged on the side of the fixing column close to a first mounting plate, the first mounting seat is fixedly connected to the outer surface of the fixing column, the number of the first mounting seats is circumferentially arranged as several, the inner walls of the several first mounting seats are all rotationally connected with bent rods through rotating rods, the ends, away from the first mounting seats, of the several bent rods are all provided with second mounting seats, the inner walls of the second mounting seats are rotationally connected with the bent rods through rotating rods, the outer surfaces of the several bent rods are fixedly connected with fixing rings, and the fixing rings are arranged outside the fixing column. The inner walls of the bamboo tubes are uniformly extruded through the arrangement of the several bent rods, so that the bamboo tubes are fixed outside the fixing rings.

This invention relates to the field of honeycomb structure technology, specifically to a biomimetic reinforced chiral honeycomb structure. The structure comprises multiple periodically arranged chiral honeycomb basic units, each consisting of a ring and multiple ligaments connecting the rings. At least some of the ligaments have circular biomimetic reinforcing nodes, the diameter of which is larger than the thickness of the ligament and is integrally connected to it. This invention simulates the localized reinforcement structure of the enlarged bamboo nodes in *Phyllostachys edulis* by locally setting biomimetic reinforcing nodes in the ligaments, significantly improving the bending stiffness and load-bearing capacity of the ligaments with relatively low added mass, resulting in higher plateau stress in the structure. This invention has a simple structural form, is relatively easy to manufacture, and can be extended to other bending-dominant honeycomb structures.

The utility model discloses phyllostachys pubescens vinegar production filling equipment which comprises a conveying belt, a filling mechanism, a detection sensor and a correction mechanism, the conveying belt, the filling mechanism, the detection sensor and the correction mechanism are respectively and electrically connected with a controller, and the filling mechanism comprises a filling head arranged above a conveying bag. The detection sensor is used for detecting the filling bottle conveyed on the conveying belt, when the conveying belt conveys the filling bottle to the position below the filling head, the detection sensor detects the filling bottle, the correction mechanism corrects the bottle opening of the filling bottle to the position under the filling head, and the controller controls the filling head on the filling mechanism to fill phyllostachys pubescens vinegar into the filling bottle. The rollers are driven to rotate through the first driving assembly, meanwhile, the two sets of rollers move relatively through the second driving assembly, the position of a filling bottle is corrected, the filling bottle is fixed between the two sets of rollers, and therefore the bottle opening of the filling bottle can directly face a filling head, and the phenomenon that phyllostachys pubescens vinegar is scattered out of the filling bottle in the filling process can be avoided; therefore, the filling work of the phyllostachys pubescens vinegar can be

The invention relates to the technical field of bacteriostatic effect evaluation, in particular to a phyllostachys pubescens leaf volatile oil bacteriostatic effect multi-dimensional evaluation method which comprises the following steps: setting a control environment with phyllostachys pubescens leaf volatile oil and a control environment without phyllostachys pubescens leaf volatile oil in a solid culture medium or a biological membrane culture device, and controlling culture temperature and time parameters to evaluate the bacteriostatic effect of phyllostachys pubescens leaf volatile oil. The bacteria grow to form bacterial colonies or biological membranes, and visible light and near-infrared bands are selected by utilizing multispectral imaging equipment. A moso bamboo leaf volatile oil treatment and control environment is set in a solid culture medium or a biological membrane culture device, and multi-channel image data from visible light to a near-infrared band is captured by using a multispectral imaging device, so that the micromorphological change of a bacterial colony or a biological membrane is captured; the limitation that the traditional method only depends on naked eye observation or single wave band imaging is overcome, and the physiological state differences, such as thallus density, pigment generation and metabolite accumulation, reflected by different spectral information can be revealed.

This invention belongs to the field of plant cultivation technology, specifically relating to a tissue culture medium and method for *Phyllostachys edulis*. The tissue culture medium for *Phyllostachys edulis* of this invention includes an induction medium, a callus differentiation medium, a shoot-strengthening medium, and a rooting medium. The 6-BA, NAA, and carbon nanotubes in each medium work together to induce callus formation and differentiation in *Phyllostachys edulis*, resulting in a large number of clustered shoots and tissue culture seedlings, thereby obtaining uniform and robust plants.

The invention relates to the technical field of transport vehicle structures, in particular to a moso bamboo raw bamboo transport vehicle and a transport method thereof. Comprising a power headstock; the front frame body is connected to a power headstock in a hanging manner; the U-shaped bracket is rotatably connected to the front frame body; the two ends of the hanging cylinder are connected to the rear part of the front frame body through connecting lug plates; the first winch is connected to the rear part of the front frame body; the second winch is connected to the rear portion of the front frame body, and the first winch and the second winch are distributed in a bilateral symmetry mode; and the like; according to the structure, the front frame and the rear frame can keep a very close distance during no-load, the vehicle length is fully reduced, and the front frame and the rear frame can be fully adjusted to a bearing distance suitable for the length of raw moso bamboos during transportation.

The utility model belongs to bamboo processing technical field especially relates to a kind of automatic quantitative green scraping equipment of phyllostachys pubescens, including base and the machine table of being installed on the upper end of base, the right side of machine table top is equipped with scraper table, the through slot is opened in the scraper table, the scraper table right side outer wall is equipped with green scraping subassembly, the left side of machine table is fixed with side seat, the linear actuator is installed in the side seat bottom end. Through the top block of being installed with transverse movement on machine table, the feeding amount and advancing speed of first guide slide bar can be accurately controlled by linear actuator, first guide slide bar drives top block to be able to carry out transverse movement along first slide, top block pushes phyllostachys pubescens on machine table, phyllostachys pubescens can pass through the through slot on scraper table, let scraper clean phyllostachys pubescens surface quantitatively, accurately control the thickness and depth of green scraping, effectively solve the problem of uneven thickness of manual operation.

The invention discloses a moso bamboo-derived gene and application of encoded protein thereof, and belongs to the technical field of gene engineering. The gene derived from the moso bamboo comprises a PeDHN4 gene and a PeDHN8 gene; the nucleotide sequence of the PeDHN4 gene is as shown in SEQ ID NO. 15; the nucleotide sequence of the PeDHN8 gene is as shown in SEQ ID NO. 17. According to the PeDHN4 gene and the PeDHN8 gene cloned from moso bamboos, experiments show that the expression of the genes is remarkably up-regulated under the stress of salt, drought and abscisic acid (ABA), and after the genes are introduced into rice through a transgenic technology, the germination rate and the root growth capability of the rice under the stress of salt are remarkably improved. The invention provides key gene resources and technical support for molecular design and breeding of saline-alkaline tolerant crops.

The application discloses honeycomb paper capable of preventing tensile fracture and a preparation method thereof, and the preparation method comprises the following steps of papermaking, impregnation, tensile-resistant glue preparation, paper sizing, paper winding, and honeycomb hole opening, and the preparation method is simple and reasonable, the structural strength and tensile strength of the prepared honeycomb paper are high, the honeycomb paper is not prone to fracture, and the product quality is greatly improved. In addition, the application combines kraft softwood pulp and kraft bamboo pulp, and adds bamboo powder of Phyllostachys nidularis, so that the mechanical strength of the honeycomb paper is improved; the base paper is impregnated in a chitosan methacrylate impregnation solution, so that the tensile resistance of the honeycomb paper is improved; the tensile-resistant glue is added with rosin modified alkyd resin, oxidized starch, polyethylene oxide, titanium isopropylate triisostearate, carboxymethyl cellulose, acrylic emulsion, dry strength agent, lubricant and modified polyvinyl alcohol, so that the tensile strength of the honeycomb paper is increased, and the surface pore structure of the honeycomb paper is improved.

The invention discloses antibacterial bamboo-based fiber paper as well as a preparation method and application thereof. The preparation method of the antibacterial bamboo-based fiber paper comprises the following steps: 1) mixing sagittaria trifolia chips and moso bamboo chips for biological fermentation, adding sodium hydroxide and anthraquinone, and cooking to obtain fermented bamboo pulp; (2) adding the bamboo nano cellulose into the fermented bamboo pulp, and pulping to obtain paper pulp; 3, the paper pulp is made into paper, a cationic guar gum solution is sprayed to the surface of the paper, directional dehydration is conducted, and the antibacterial bamboo-based fiber paper.The antibacterial bamboo-based fiber paper has the advantages of being excellent in antibacterial performance, high in strength, good in flexibility and the like, the preparation technology is simple, the equipment requirement is low, and the antibacterial bamboo-based fiber paper is suitable for large-scale industrial production and application.

The invention discloses a phyllostachys edulis sourced PeDHN2 gene and application of a coding protein of the phyllostachys edulis sourced PeDHN2 gene, and belongs to the technical field of plant biological breeding. The nucleotide sequence of the PeDHN2 gene is as shown in SEQ ID NO. 11; the sequence of the PeDHN2 gene coding protein is as shown in SEQ ID NO. 12. According to the PeDHN2 gene cloned from moso bamboos, experiments show that expression of the gene is remarkably up-regulated under salt stress, drought and abscisic acid (ABA) stress, and after the gene is introduced into rice through a transgenic technology, the germination rate and root growth ability of the rice under salt stress are remarkably improved. The invention provides key gene resources and technical support for molecular design and breeding of saline-alkaline tolerant crops.

The invention relates to the technical field of microbial fermentation, in particular to a method for preparing an edible mushroom stick by synergistically fermenting phyllostachys pubescens waste through a complex microbial inoculant. Based on an existing lignocellulose degradation method, innovation and improvement are carried out, the phyllostachys pubescens processed product waste bamboo scraps are fermented through degradation and nutrition enrichment based on the synergistic effect of compound functional microorganisms for the first time, the obtained bamboo scraps meet the requirements of edible fungi materials, and cost is saved. The phyllostachys pubescens processing waste (such as bamboo furniture and bamboo chopstick leftovers) is converted into the mushroom stick main material to replace 50-70% of wood chips, so that zero waste of the waste is realized, and the policy of circular economy is met. The fermented bamboo chips replace wood chips and nitrogen-fixing bacteria enrich a nitrogen source, so that wheat bran is reduced, and the raw material cost of mushroom stick manufacturing is reduced. The compounded seed solution is wide in adaptability, high in generalization performance, not limited by various factors such as regions and the like, and especially suitable for industrial popularization of edible mushrooms in resource-deficient regions and ecological sensitive regions.

The application discloses a Phyllostachys edulis PeSVP gene, a coding protein and application thereof, and belongs to the technical field of plant genetic engineering.The nucleotide sequence of the PeSVP gene disclosed by the application is shown as SEQ ID NO.1, and the amino acid sequence of the coding protein is shown as SEQ ID NO.2.The application constructs a PeSVP gene overexpression vector of Phyllostachys edulis, transforms the constructed PeSVP gene overexpression vector of Phyllostachys edulis into Arabidopsis thaliana, and cultivates, screens and obtains a transgenic Arabidopsis thaliana strain with delayed flowering time.The application discloses the function of the PeSVP gene for the first time, the transgenic Arabidopsis thaliana plant has delayed flowering time after the PeSVP gene is transformed into the Arabidopsis thaliana plant, shows an obvious late-flowering phenotype, and the number of rosette leaves is increased;the expression amount of a downstream regulation gene FT is significantly reduced.The application can be used in molecular breeding of plant flowering period regulation, and has important significance for cultivating new plant germplasm with higher biological yield.

The utility model discloses a bamboo ground flat cutting device for tending bamboo forest, which belongs to the technical field of equipment for tending bamboo forest, and comprises a holding component, a connecting rod, a flat cutting component and a power supply component, the holding component is arranged at one end of the connecting rod, the flat cutting component is arranged at one end of the connecting rod far away from the holding component, and the power supply component is connected with the flat cutting component; the tail end of the foot pressing piece is further provided with a foot kicking pad. A battery block of the power supply assembly adopts a detachable design; according to the bamboo forest tending machine, efficient equipment is provided for tending work of qiongzhuea bamboo, square bamboo and other bamboo forests, the core design concept of portability and simplicity in operation is adopted, the bamboo forest tending machine can adapt to topographic conditions of different gradients, bamboo can be accurately and flatly cut from the ground, meanwhile, the bamboo forest tending machine has multiple practical functions of an adjustable handle, and the diversified requirements for tending of the bamboo forests are met.

The present invention provides rice noodles having a low GI characteristic and a preparation method thereof, the rice noodles comprise rice flour, water and nanocrystallized thin-walled cell walls, the nanocrystallized thin-walled cell walls are extracted from tabasheer, are edible, have one-dimensional characteristics, have a lateral dimension of 100 nm or less and a longitudinal dimension of 1 [mu] m or more, and wherein the nanocrystallized thin-walled cell walls have a cross-sectional dimension of 100 nm or less and a longitudinal dimension of 1 [mu] m or more. The mass content of the nano thin-walled cell wall in the rice noodles is between 0.1% and 1.5%. The invention also provides application of the nanocrystallized thin-walled cell wall as a low-GI rice noodle modifier and the low-GI rice noodle modifier.

This invention discloses a method for simulating the wild cultivation of *Dictyophora indicum* using dead bamboo resources, comprising the following steps: digging trenches downwards in the soil layer between *Phyllostachys edulis* groves; placing a water collection layer at the bottom of the trench; laying a lower filling layer composed of chopped bamboo residue on top of the water collection layer; laying a middle filling layer composed of a mixture of chopped bamboo residue and humus on top of the lower filling layer; constructing a cultivation trough along the length of the trench on the middle filling layer for *Dictyophora indicum* cultivation; laying a layer of pre-prepared culture medium in the cultivation trough, then placing *Dictyophora indicum* spawn with multiple holes punched around its perimeter in the middle of the culture medium, and then evenly scattering the mycelium from inside the spawn evenly on the surface of the culture medium; covering the middle filling layer and culture medium with an upper filling layer composed of sandy loam; and finally covering the upper filling layer with a covering layer. This invention has high resource utilization, significant economic benefits, and obvious ecological benefits, achieving long-term moisture retention and nutrient supplementation, and enabling fruiting for many years.