14 results about "Endangered species" patented technology

The invention provides an artificial propagation method of Sinilabeo wuyi, and belongs to the technical field of aquatic animal breeding. The artificial propagation method of the Sinilabeo wuyi comprises the steps of parent fish classification, parent fish rearing, artificial spawning induction, natural insemination, artificial insemination, fertilized egg incubation, fry rearing, juvenile fish rearing and the like. The oxytocic is reasonable in compatibility, the injection time of the oxytocic is accurate, the oxytocic rate, the fertilization rate and the hatching rate are increased, and damage to parent fishes is small. According to the method, feeding methods in different stages of fry breeding are also defined, the survival rate of the sinilabeo wuyi fry breeding stage is increased, and a technical support is laid for artificial breeding of the endangered species sinilabeo wuyi.

The invention provides an excrement weight change and panda oestrus cycle correlation modeling method and system, and relates to the technical field of panda breeding, and the method comprises the steps: obtaining basic monitoring data of female panda individuals; performing fiber metabolism characteristic extraction according to the daily excrement weighing value to obtain a bamboo fiber metabolism efficiency sequence; performing matrix construction according to the metabolic efficiency sequence and the serum progesterone concentration detection value to obtain a progesterone-metabolic coupling matrix; correcting according to the natural season classification label to obtain an inhibition factor; identifying according to the progesterone-metabolism coupling matrix and the inhibition factor to obtain an estrus critical state characteristic value; and performing model construction according to the metabolic efficiency sequence, the progesterone-metabolic coupling matrix, the inhibition factor and the estrus critical state characteristic value to obtain a panda estrus window dynamic prediction model. According to the method, the missing rate of artificial insemination window identification is reduced, and the breeding efficiency of endangered species is greatly improved.

The present invention provides a method and system for encrypted storage and inference of DNA barcodes of rare and endangered species, which relates to the field of encrypted inference technology, including: obtaining a rare and endangered species monitoring data set and a corresponding biological sample set; constructing an encrypted database based on the monitoring data set to obtain an anti-parsing database framework; encrypting the DNA barcodes based on the biological sample set to obtain an encrypted barcode set; generating a single valid sequence based on a verification sequence generated by the DNA sample to be identified; performing collaborative inference verification based on the single valid sequence and the encrypted barcode set to generate a species identification code; performing a comprehensive judgment based on the species identification code and the monitoring data set, and outputting an identification result by correlating morphological feature changes with geographic distribution density. By constructing an anti-parsing encrypted database framework and a functionally limited DNA barcode set, the present invention achieves active protection of rare species genetic data and solves the key hidden danger of sensitive biological information being used for poaching tracing.

The invention discloses an environmental DNA species monitoring method based on Chinese sturgeons, and relates to the technical field of biological gene detection.According to the environmental DNA species monitoring method based on the Chinese sturgeons, mitochondrial whole genomes of the Chinese sturgeons are determined through a method combining a second-generation library-building sequencing technology and a third-generation library-building sequencing technology, and the whole genomes of the mitochondria of the Chinese sturgeons are determined through probe design and PCR amplification sequencing. The sequence of the whole mitochondrial genome of the Chinese sturgeons is combined for comparison, and the specificity difference between the Chinese sturgeons and other related sturgeons is distinguished, so that the efficiency of detecting rare and endangered species Chinese sturgeons by an environmental DNA method is improved, and the accuracy of species identification is improved.

The application provides an artificial breeding method of Onychostoma wujiangense, and belongs to the technical field of aquatic animal breeding. The artificial breeding method of Onychostoma wujiangense comprises the steps of parent fish classification, parent fish cultivation, artificial parturition induction, natural insemination, artificial insemination, fertilized egg hatching, larva cultivation and juvenile fish cultivation. The parturition induction agent is reasonably matched, the parturition induction injection time is accurate, the parturition induction rate, the fertilization rate and the hatching rate are improved, and the parent fish damage is small. The application also clearly defines the feeding methods at different stages of seed cultivation, improves the survival rate of Onychostoma wujiangense seed cultivation stage, and lays a technical support for the artificial breeding of the endangered species Onychostoma wujiangense.

1. Name of the product in this design: Automatic Initial Screening Expert Judgment System for Endangered Species and Their Products. 2. Purpose of this design: To inspect endangered organisms and their products. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key features: the front view. 5. The bottom surface of this design product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted; the top view of this design product is a part that is not easily seen or cannot be seen during use, so the top view is omitted.

The application discloses a water ecological damage identification method based on eDNA scene adaptation selection, and the method is characterized in that: through systematic comparison of different eDNA collection methods from the aspects of species detection capability, morphological mapping rate, PCR amplification stability and artificial economic cost, combined with the adaptability analysis of the universal primer system and the optimized primer system, the application can determine the applicable scene of the primer selection standard and the eDNA collection method, and then screen the primer system and the eDNA collection method matched with the target sample, and finally carry out eDNA collection and water ecological damage evidence identification. The application can construct an efficient and high-accuracy water ecological damage evidence fixation technology system, realize the rapid collection and high-precision test analysis of the ecological damage evidence of the damaged water body, avoid the damage to the rare and endangered species and the interference to the natural environment, and finally form a standardized and business identification method system with demonstration technology and standard system as the core, so that the application can provide scientific support for water ecological damage identification.

The present invention provides a modeling method and system for associating fecal weight changes with the estrus cycle of giant pandas, relating to the field of giant panda breeding technology. The method comprises the following steps: obtaining basic monitoring data of individual female giant pandas; extracting fiber metabolism characteristics based on daily fecal weight values ​​to obtain a metabolic efficiency sequence for bamboo fiber; constructing a matrix based on the metabolic efficiency sequence and serum progesterone concentration detection values ​​to obtain a progesterone-metabolic coupling matrix; modifying the matrix based on natural seasonal classification labels to obtain an inhibitory factor; identifying the estrus critical state characteristic value based on the progesterone-metabolic coupling matrix and the inhibitory factor; and constructing a model based on the metabolic efficiency sequence, progesterone-metabolic coupling matrix, inhibitory factor, and estrus critical state characteristic value to obtain a dynamic prediction model for the giant panda estrus window. The present invention reduces the miss rate of artificial insemination window identification and significantly improves the breeding efficiency of endangered species.

The present invention discloses a group of SSR markers of Phoebe yunnanensis and applications thereof. There are a total of 20 SSR markers of Phoebe yunnanensis; the present invention also provides 20 pairs of SSR marker core primer pairs and fluorescently labeled M13 primers for specific amplification and SSR typing of Phoebe yunnanensis genomic DNA. Based on the above SSR markers, the present invention proposes a method for analyzing the genetic diversity of Phoebe yunnanensis germplasm and a method for constructing a fingerprint map. The present invention establishes an SSR molecular marker technology system for Phoebe yunnanensis for the first time, providing a scientific basis and technical support for the protection of genetic resources and oil development of this extremely small population of endangered species, and has important application value.

The invention constructs a multi-index system for quantitatively evaluating the interference degree of wild animals to human activities and the relationship between the wild animals and human relatives on the basis of the tetracycline drug-resistant genes in feces of the wild animals. According to the system, a quantitative evaluation system is established by analyzing abundance, diversity and expression potential (average expression quantity of a target gene) of tetracycline drug-resistant genes in a wild animal manure microbiome and coupling a human activity interference degree gradient of a sampling site. The innovation of the method lies in that the expression potential of the drug-resistant gene is introduced as a key index, the limitation of only dependence on abundance and diversity of the drug-resistant gene is broken through, and multi-index evaluation is realized; taking a lowest interference degree (such as natural wild animals) or a lowest tetracycline drug-resistant gene index sample as a reference, and setting a threshold value based on polymorphic characteristics and research requirements to construct a multi-stage evaluation system; according to the method, quantitative evaluation of the molecular level is achieved, a support tool is provided for re-introduction planning of endangered species, habitat ecological monitoring, wild animal protection area management and the like, the scientificity and timeliness of a wild animal protection strategy are improved, and the method is a beneficial supplement of a traditional method based on investigation and macroscopic index evaluation.

This invention discloses a method for surveying juvenile horseshoe crabs in China based on remote sensing technology and intelligent image recognition. Through a process of rapid comprehensive survey and precise regional survey, a drone equipped with a lightweight YOLO recognition model, RTK positioning, and laser ranging is used to conduct a comprehensive survey of potential habitats, identify juvenile distribution hotspots, and delineate precise survey areas. Then, a full-frame mapping camera is used to conduct ultra-high-resolution drone photogrammetry, combined with an instance segmentation model to complete juvenile contour extraction, coordinate positioning, density statistics, and age determination. This invention overcomes the shortcomings of traditional foot surveys, such as tidal limitations, small coverage area, susceptibility to environmental interference, high missed detection rate, and high personnel risk. It achieves non-contact, high-efficiency, high-precision, and low-disturbance juvenile horseshoe crab surveys, providing a scientific and efficient technical solution for the monitoring of juvenile horseshoe crabs in China and the protection of endangered species.

According to the improved YOLOv11-based Yunnan rare and endangered species monitoring method provided by the invention, the adaptive environment feature enhancement module is embedded, so that noise interference caused by special habitats such as high altitude, strong illumination and foggy conditions in the Yunnan region is effectively overcome, the robustness and stability of feature extraction in a complex environment are remarkably improved, and the accuracy of feature extraction is improved. The problem that in the prior art, the recognition accuracy is sharply reduced in the environment is solved. A traditional feature fusion structure is replaced by a cross-hierarchy feature interaction module, an efficient multi-hierarchy feature circulation interaction mechanism is established, the problem of missing detection of severely shielded targets and minimum population individuals is effectively solved, and the detection rate of the key targets is remarkably increased; by introducing the fine granularity identification module, fine difference characteristics among species are deeply mined, the problem of confusion of related species which are difficult to distinguish in the prior art is successfully solved, and the inter-class distinguishing precision is improved to a practical level.

The application discloses a tissue culture large-scale propagation method of Camellia meiocarpa. The method comprises the following steps: obtaining aseptic seedlings of Camellia meiocarpa, cluster bud proliferation culture, single plantlet culture of adventitious buds, bottle-out root preparation culture and bottle-out root culture. The composition of the cluster bud proliferation culture medium and the plantlet culture medium is optimized, the cluster bud proliferation and the formation of the adventitious buds are promoted, and the proliferation coefficient reaches 8.18. In addition, the bottle-in and bottle-out root culture scheme is combined, so that the rooting rate and the survival rate are significantly improved, and the rooting rate reaches 90%. The tissue culture method has important significance in the protection and population recovery of Camellia meiocarpa, and provides technical support for the protection and sustainable utilization of the endangered species.

The invention provides an operation method of an electronic device of a habitat analysis service. The operation method comprises the following steps: the electronic equipment obtains an image shot by at least one target object and a shooting position of the image; a step in which the electronic device recognizes the target object species on the basis of the image; the electronic equipment identifies whether the identified object species belong to endangered species or not; if the target object species belong to the endangered species, the electronic device sets the target object species as the endangered species; acquiring habitat information of the target species; the electronic equipment obtains habitat and position information of the target object; the electronic device obtains the position of the habitat of the target object and the position of the habitat information; comprising the step of identifying Korean paper.