15 results about "Myriophyllum" patented technology

The invention relates to the technical field of ecological environment protection and restoration, and provides a karst area lakeside wetland vegetation pollution reduction and carbon sequestration method, and a vegetation combination comprises Acorus calamus (Acorus calamus), Nymphaea tetragona (Nymphaea tetragona (Nymphaea tetragona) and Myriophyllum sphaeroides (Myriophyllum sphaeroides). According to the vegetation combination, special environmental conditions of the karst area are fully considered, the carbon sink capacity of the lakeside wetland of the karst area can be effectively improved, water pollution is reduced, and the dual effects of pollution reduction and carbon sequestration are achieved; and the planting success rate of the aquatic plants in the karst lakeside wetland can be increased, the pollution reduction and carbon sequestration capabilities of the aquatic plants are enhanced, the restoration and stability of the ecological system of the karst lakeside wetland are promoted, and technical support is provided for the karst aquatic ecological system to cope with climate change, water pollution control and carbon sequestration and sink increase.

The application relates to the technical field of sewage treatment, and discloses a sewage treatment ecological box based on Myriophyllum verticillatum, which comprises a container body, the inner cavity right side of the container body is sequentially provided with a first treatment box, a second treatment box and a third treatment box from top to bottom, further comprises a circulating assembly arranged between the first treatment box, the second treatment box and the third treatment box, an algae removing assembly arranged on the front and back end faces of the first treatment box, the second treatment box and the third treatment box, and a fertilization assembly. The sewage can be sequentially injected into the first treatment box, the second treatment box and the third treatment box through the arrangement of the circulating assembly, and the Myriophyllum verticillatum is planted in the first treatment box, the second treatment box and the third treatment box, so that the organic matter in the sewage can be absorbed, the function of treating the sewage is realized, the algae removing assembly and the fertilization assembly are arranged, the growth of the Myriophyllum verticillatum can be ensured, and the sewage can be efficiently purified and treated.

The present invention relates to the cosmetic use of an active ingredient obtained from the species Myrtus communis, as a complexion perfector, by acting on mitochondrial activity. This active ingredient comprises an extract of Myrtus communis, the latter comprising at least 20% carbohydrates and less than 10% polyphenols in the total dry matter of the extract.

The application discloses a kind of to be cultivated wastewater purification circulation treatment system using Myriophyllum, it is related to wastewater treatment technical field, including multiple wastewater treatment ponds, multiple wastewater treatment ponds include microfiltration pond, microfiltration assembly is fixed on its upper end surface, one side of the microfiltration pond is fixed with sedimentation tank, one side of the sedimentation tank is fixed with brush pond, multiple brushes are placed in the brush pond, one side of the brush pond is fixed with aeration tank, one side of the aeration tank is fixed with plant purification pond, floating assembly is arranged in the plant purification pond, one side of the plant purification pond is fixed with vine cotton pond, multiple vine cottons are detachably installed in the vine cotton pond, one side of the vine cotton pond is fixed with clean water pond, one side of the clean water pond is fixed with sewage tank, the sewage tank is communicated with the microfiltration assembly, and pipeline communication is used between multiple wastewater treatment ponds.

This invention belongs to the field of ecological restoration and aquatic plant germplasm identification technology. It provides specific primers and identification methods for *Myriophyllum sieboldii* and *Myriophyllum sieboldii*, based on microsatellite marker (SSR) technology. Ten pairs of highly polymorphic microsatellite primers were screened and used to form five sets of dual PCR primer combinations for amplifying DNA fragments of the target species. Using confirmed *Myriophyllum sieboldii* and *Myriophyllum sieboldii* as basic reference samples, a genetic clustering model was constructed. DNA extraction, PCR amplification, electrophoresis analysis, and UPGMA clustering analysis were performed on the individuals to be identified, thereby achieving accurate species identification of suspected individuals. This invention enables rapid, accurate, and low-cost germplasm identification during the plant's vegetative growth stage and is applicable to wetland ecological restoration, germplasm resource protection, and aquatic vegetation surveys.

The invention provides a method for evaluating the risk of combined pollution of micro-plastics and sea salt in a tidal basin to an ecological environment by using myriophyllum spicatum, and the method comprises the following steps: simulating a tidal section water body which comprises polystyrene micro-plastics and a sea salt solution; the method comprises the following steps: selecting myriophyllum spicatum as a test plant, pretreating the myriophyllum spicatum, transplanting the myriophyllum spicatum into a water body of a tidal section, and carrying out composite stress culture; sampling after culture is finished, measuring physiological and biochemical indexes of the myriophyllum spicatum, and evaluating the risk of combined pollution to the aquatic ecosystem. The method is suitable for a tidal basin which is a special transition zone where fresh water intersects with the ocean, can accurately identify the degree of harm of micro-plastic and sea salt combined pollution to an aquatic ecosystem, and provides technical support for combined pollution ecological risk management and control.

The invention provides a method for accelerating removal of COD in wastewater and increasing the nitrogen utilization rate, and belongs to the technical field of sewage treatment. The hematite, the biochar and the nitrification inhibitor dicyandiamide are sequentially added into the livestock and poultry wastewater, the activity of organic pollutant degrading microorganisms and the activity of inhibiting nitrification microorganisms are enhanced by regulating and controlling the adding proportion, removal of COD in the livestock and poultry wastewater is accelerated, and meanwhile most ammonia nitrogen in the livestock and poultry wastewater is reserved; and then myriophyllum elatinoides with high tolerance to ammonium is utilized, so that most of the retained nitrogen can be recycled, the utilization efficiency of the nitrogen in the livestock and poultry wastewater is greatly improved, and the method has good practicability.

The embodiment of the invention discloses a myriophyllum verticillatum screening method for improving wetland ecological restoration efficiency, a kit and application, and can be used for screening myriophyllum verticillatum groups with high water purification efficiency. Specifically, five groups of primer pairs of a microsatellite marker technology can be provided to analyze the genetic relationship between a myriophyllum verticillatum group identified as high water purification efficiency and a to-be-identified myriophyllum verticillatum group, so as to screen the myriophyllum verticillatum group close to the genetic relationship with the myriophyllum verticillatum group with high water purification efficiency, and further rapidly evaluate the genetic relationship of the myriophyllum verticillatum. Meanwhile, a double PCR system is adopted for analyzing the genetic relationship of the myriophyllum elatinoides, technical support is provided for analyzing the relationship between the myriophyllum elatinoides in different regions and groups, the genetic relationship of different myriophyllum elatinoides groups can be rapidly and accurately identified, the growth condition of the myriophyllum elatinoides can be judged, and the application prospect is wide. The myriophyllum verticillatum population close to the genetic relationship with the known myriophyllum verticillatum population with good water purification effect can be quickly found, so that the wetland ecological restoration efficiency can be effectively improved.

The embodiment of the application discloses a Myriophyllum sp. screening method for improving the efficiency of wetland ecological restoration, a kit and application, which can screen Myriophyllum sp. populations with high water purification efficiency, and specifically can provide five groups of primer pairs of microsatellite marker technology to analyze the genetic relationship of Myriophyllum sp. populations identified as high water purification efficiency and Myriophyllum sp. populations to be identified, so as to screen Myriophyllum sp. populations with close genetic relationship with Myriophyllum sp. populations with high water purification efficiency, and then the genetic relationship of Myriophyllum sp. can be quickly evaluated, and a double-PCR system is used for Myriophyllum sp. genetic relationship analysis, which provides technical support for relationship analysis between Myriophyllum sp. in different regions and populations, and helps to quickly and accurately identify the genetic relationship of different Myriophyllum sp. populations, and then the growth status of Myriophyllum sp. can be judged, and Myriophyllum sp. populations with close genetic relationship with known Myriophyllum sp. populations with good water purification effect can be quickly found, and then the efficiency of wetland ecological restoration can be effectively improved.

The invention discloses a feeder cattle fattening feed and a preparation method thereof, and the feeder cattle fattening feed comprises the following components in parts by weight: corn straw, sassafras leaves, medicago sativa, myriophyllum spicatum, myotonin, feather meal, fishbone dust, calcium hydrogen phosphate, carrots, salt, soybean oil, a traditional Chinese medicine additive, betaine and cane sugar. The corn straw and the sassafras leaves provide crude fibers to promote rumen fermentation, the feather meal and the fish bone meal supplement high-quality protein, and the palatability is improved through a puffing process. The traditional Chinese medicine additive can significantly improve the serum immune globulin level and reduce common diseases such as cold and diarrhea. Calcium hydrogen phosphate promotes calcium and phosphorus absorption and improves skeletal development; the probiotics and the dietary fibers cooperate to regulate the intestinal microecology. The double-shaft extrusion puffing process shortens a raw material processing chain and reduces energy consumption, puffed particles are long in storage time, process data are recorded to a block chain to facilitate data tracking, and the method is suitable for being used in large-scale farms.

The present invention provides a method for degrading PPCPs, a pollutant in water, by using root secretions of aquatic plants. The steps are as follows: selecting Myriophyllum or Vallisneria as target aquatic plants, and placing their seedlings in a plexiglass tank for hydroponics; after culturing for 25 to 40 days, taking out water samples and filtering them to obtain root secretions of aquatic plants; putting the root secretions into a polluted water body and adding 365nm UV-LED light; under the irradiation environment of the root secretions, PPCPs in the water body are degraded. The present invention uses the root secretions of Myriophyllum and Vallisneria during their life cycle as research objects, and diphenhydramine and cimetidine as target pollutants, to explore the changes in the physical and chemical properties of the root secretions during the growth of Myriophyllum and Vallisneria, the generation of photoactive substances, and the degradation of PPCPs, and based on this, a method for efficiently degrading PPCPs, a pollutant in water, is obtained.

The invention relates to the technical field of bacteriostatic products, in particular to a plant composition with a bacteriostatic effect and a preparation method and application thereof. The plant composition comprises the following raw material components in parts by weight: 2-6 parts of lophatherum gracile, 2-5 parts of rhodomyrtus tomentosa, 1-5 parts of amur corktree and 2-8 parts of podocarpus macrophyllus. The plant composition disclosed by the invention has the advantages of better effect in inhibiting staphylococcus aureus, escherichia coli, candida albicans, malassezia furfur and propionibacterium acnes and no side effect.

The present invention discloses a method for obtaining transgenic Myriophyllum var. tumefaciens plants, comprising the steps of obtaining clustered buds from Myriophyllum var. tumefaciens, co-cultivating with Agrobacterium tumefaciens, screening for resistant buds, and rooting and culturing resistant seedlings. The method directly induces a large number of small bud clusters from stem segments, avoiding the process of callus induction and redifferentiation, significantly saving time and improving the efficiency of rapid propagation. Using a bacterial liquid co-cultivation instead of a solid co-cultivation ensures sufficient contact between the Agrobacterium and the explant, thereby improving transformation efficiency.

The invention discloses an aquatic ecosystem for treating high-salinity wastewater. The system comprises an aquatic environment, aquatic animals and aquatic plants, grass carp is selected as the aquatic animal and plays a role in stirring to promote the diffusion of salt; the aquatic plants comprise submerged plants including watermifoil, hydrilla and hornwort and floating plants including duckweed and the like, and the aquatic plants have certain salt tolerance; according to the method, the aquatic ecosystem is constructed to remove the salt, the design is more environment-friendly and is expanded to the river water body with the salt content exceeding the standard, and the salt can be removed to a certain extent by culturing aquatic animals and plants beneficial to salt removal, so that the use of chemicals can be avoided, prevention and treatment are performed by a biological method, and the economic benefit is increased. The biological diversity and the stability of the aquatic ecosystem are improved, and the aquatic ecosystem is environment-friendly, low in cost and capable of reducing water pollution.

The invention relates to the technical field of landscape lake water body algae control, in particular to a landscape water body algae control method based on a plant-microorganism electrochemical system, which is composed of aquatic plants and a microorganism electrochemical system. The aquatic plants comprise submerged plants (potamogeton distinctus, myriophyllum spicatum, vallisneria natans and hornwort) and floating plants (nymphaea tetragona, nymphoides peltatum and eichhornia crassipes). The microbial electrochemical system main body is composed of an anode electrode and a cathode electrode, the anode electrode is made of a nickel-plated carbon felt material, the cathode electrode is made of a vanadium-based hybrid material, the anode electrode and the cathode electrode are connected through a stainless steel rod, and an anaerobic biological membrane is attached to the surface of the anode electrode. By coupling the plant and microorganism electrochemical system, the purpose of controlling the algae in the urban landscape water body is achieved, pollutants such as nitrogen, phosphorus and organic matters in the water body and sediments can be synchronously removed, and the method has the characteristics of simplicity in operation, low cost and excellent treatment effect.