14 results about "Kandelia candel" patented technology

The present application relates to the method for improving the cold resistance of mangrove in subtropical region, and particularly to the method for improving the cold resistance of Kandelia candel in subtropical region by preparing the cold-proof agent through specific steps, combining specific spraying mode and planting steps, the method for enhancing the cold resistance of Kandelia candel by spraying the specially prepared cold-proof agent in different growth time according to specific spraying mode, reducing the damage of extreme low temperature to Kandelia candel and improving the survival rate of Kandelia candel in overwintering period.

The application discloses a kind of saline-alkali resistant kandelia candel tree breeding soil salt content detection adjusting equipment, it is related to kandelia candel tree breeding technical field, it solves equipment when using, it cannot be automatically adjusted according to salt content, and when soil is watered to adjust salt content, it is usually watered to soil outside, moisture is difficult to soak to inner layer, leading to the adjustment of soil salt content has error, and device is difficult to use in combination, and the problem of large space occupation.A kind of saline-alkali resistant kandelia candel tree breeding soil salt content detection adjusting equipment, including breeding component, the rear side of the breeding component is equipped with adjusting component, the both sides of the adjusting component are respectively equipped with fresh water tank and salt water tank.The application is cooperated by flow pipe and mounting framework, so that water is directly discharged into the soil inside through the flow pipe, then sprayed outward through the spray head and enters the soil inside through the surface of the filter screen, so that the device can directly spray water inside the soil to prevent the situation that water does not penetrate into the soil inside.

The invention relates to the technical field of ecological environmental protection, and discloses an artificial kandelia candel forest ecological system carbon sequestration and sink increase method, which comprises two core modules, namely an accurate monitoring system construction module and a vegetation and soil collaborative cultivation module. According to the precise monitoring system, precise recognition of the ecological state of the artificial kandelia candel forest is achieved through tide cooperation flight planning, multi-index conjoint analysis and masking and radiometric calibration and standardization, vegetation and soil cooperation cultivation is directionally optimized based on the monitoring result, and finally the carbon sequestration and sink increasing capacity is improved. According to the method, the low-tide-level illumination stable time period is locked through tide cooperative flight planning, the vegetation index is adjusted in combination with an NDWI water body mask and MSAVI soil, and water surface reflection and silt background interference are thoroughly eliminated; according to the method, ground felling or close-range plant contact is not needed, and the damage of traditional investigation to the ecological structure of the kandelia candel forest is avoided through long-distance non-contact monitoring of the multispectral unmanned aerial vehicle.

The invention discloses a device and a process for extracting polysaccharides of female endophytic fungi of canarium album for immune mechanism research, and the device comprises a pretreatment unit which is used for carrying out ultrasonication on mycelia of the cultured and activated female endophytic fungi of canarium album; the extraction unit is located at the next station of the pretreatment unit, and the extraction unit adopts a hot water extraction device to carry out constant-temperature water bath on the mycelium; the emulsifying unit is located at the next station of the extracting unit, and the emulsifying unit is used for removing protein in the extracting solution through emulsifying centrifugation; the precipitation unit is positioned at the next station of the emulsification unit and is used for oxidizing and decoloring the extracting solution and then carrying out low-temperature precipitation, and then carrying out desalination and impurity removal on the precipitate and then carrying out drying treatment; according to the method, the broken mycelium polysaccharide is extracted and purified in a hot water extraction mode, the activity of the polysaccharide can be well kept, the active polysaccharide is enriched and concentrated, the method is mild in condition, and damage to glucosidic bonds and advanced space structures of the polysaccharide due to use of strong acid, strong alkali or organic solvents is avoided.

The invention discloses a technical method for improving the protection function of an artificial kandelia candel forest, and relates to the field of mangrove forest ecological restoration. The method comprises the four core steps of planting area environment survey and stress resistance index determination, stress resistance seedling directional cultivation, stress resistance protection and planting in the early stage of transplanting, and later maintenance and protection function strengthening. According to the method, targeted stress resistance indexes are defined through environmental survey, stress-resistant seedlings are cultivated through seed tree directional screening, hypocotyl gradient domestication and a special substrate, transplanting protection measures such as root dipping of a water-retaining agent and covering of degradable non-woven fabric are combined, and precise maintenance and dynamic monitoring are matched. According to the method, stress resistance indexes are defined through planting area environment exploration, seed tree directional screening and hypocotyl gradient domestication are combined, the stress resistance characteristics of seedlings are highly matched with the planting area environment, and the forest stand stability is guaranteed from the source.

The invention discloses a mangrove plant kandelia candel seedling cultivation method, and belongs to the field of mangrove plant seedling cultivation methods. The method comprises the four steps of seed pretreatment, seed hormone soaking, seed hormone spraying, seedling hormone foliage spraying and rhizosphere injection. By means of the formula hormone seedling raising method, the germination rate and the germination speed of kandelia candel seeds can be increased, rapid cultivation of kandelia candel seedlings is achieved, a new seedling cultivation thought is provided for kandelia candel intertidal zone transplanting and artificial afforestation, and the formula hormone seedling raising method has important scientific and social significance.

The invention relates to the technical field of plant cultivation, and provides a novel method for planting a radix tinosporae round root blocking device in a river channel bottomland, which comprises the following steps of: S1, selecting the river channel bottomland which has the altitude of not more than 1200 meters, is flat in terrain, is rich in water source and cannot be submerged in a flood period; s2, a plastic plate made of a PP material is encircled into a circular root blocking device, a connector is fixed through a screw, and a dense-hole circular bottom tray is installed; s3, the beach ground is excavated and bulldozed carefully, and then the assembled circular root blocking devices are evenly distributed on the flattened and compacted beach ground according to the density of 1600-1800 pieces per mu; s4, alluvial soil beside a riverway is used as a foundation on the spot, and gall bladder culture medium soil is prepared; s5, planting and managing: in lunar calendar 3 every year; in June, the round root blocking devices are filled with the prepared matrix soil for planting the herba violae, 3-4 robust herba violae seedlings are planted in each round root blocking device, then the round root blocking devices are filled with the matrix soil and compacted, root fixing water is sufficiently watered, and harvesting is conducted after the seedlings grow for 3-4 years.

The invention relates to active peptide extracted from marine mangrove forest and application of the active peptide in tumor treatment, and belongs to the technical field of biology. The active peptide FIYAGNNKLA (SEQ ID NO: 1) is extracted from kandelia candel in a mangrove forest natural reserve in Zhanjiang River of South China Sea, and the active peptide is free of cytotoxicity and good in safety. Experimental results show that the active peptide has an inhibition effect on the proliferation ability of breast cancer cells (MCF-7 cells, MDA-MB-231 cells and SK-BR-3 cells) under different concentrations, and scratch experiments can also significantly inhibit the migration ability of the breast cancer cells, so that a foundation is laid for preparation of drugs for treating breast cancer, and the active peptide has broad application prospects. A certain theoretical basis is also provided for the safety and effectiveness of the mangrove forest-sourced active peptide clinically used for breast cancer patients, and the mangrove forest-sourced active peptide can be widely used for developing related health-care foods or medicines for treating breast cancer, and has a wide market prospect in the fields of health-care foods, medicines and the like.

The utility model discloses a rapid breeding device for radix tinosporae leaf seedling, and relates to the technical field of plant breeding. According to the conveying device, symmetrically-distributed rotating blocks are arranged between the first fixing plates in a common rotating mode, symmetrically-distributed connecting rods are arranged between the two first fixing plates in a common rotating mode, and the two rotating blocks are provided with a conveying belt between the two connecting rods in a common rotating mode. A second fixing plate is fixedly arranged at the ends, away from the bottom plate, of the two first fixing plates. Through mutual cooperation of the bottom plate, the rotating rod, the positioning block, the first bevel gear, the mounting plate, a second motor, a second bevel gear, a fixing block, a first positioning plate, a second positioning plate, a sliding rod, a third positioning plate, a dissecting knife and an air cylinder, the blade can be scratched instead of manual work, and the problem that workers are hurt due to the fact that the blades are scratched manually is solved.

This invention relates to an anti-cold agent for Kandelia candel, its preparation method, and its application method. The anti-cold agent used in this invention is Agent A, comprising the following components: superphosphate 0.5-1.0 g / L. ‑1 Potassium chloride 0.2–1.0 g·L ‑1 Boric acid 0.1-0.2 g·L ‑1 Nano zinc oxide 0.15-0.3 g·L ‑1 L-cysteine ​​0.02-0.06 g·L ‑1 Agent B, comprising the following components: 0.3–0.6 g / L ‑1 Sodium alginate, glycerin 3-6 ml / L ‑1 By using specially formulated antifreeze agents, combined with specific preparation and application methods, the cold resistance of Kandelia candel can be enhanced, the damage caused by extreme low temperatures can be reduced, and the survival rate of Kandelia candel during the overwintering period can be improved.

The invention discloses a new application of a veratrum nigrum rhizome extract in killing mosquito larvae, and belongs to the field of sanitary insecticides. According to the invention, the veratrum nigrum rhizome extract is used as an active component to prepare the mosquito larva killing preparation, and the preparation is in the form of a suspending agent, an emulsion or a microemulsion and is applied to killing mosquito larvae. When the veratrum nigrum rhizome extract is used as the active component of the mosquito larva killing preparation, the use amount is 12.5 mg / L to 50 mg / L (based on the effective component of veratrine). Experiments prove that the veratrum nigrum rhizome extract has killing activity on mosquito larva and can be prepared into mosquito larva killing preparations to be applied to the field of sanitary insecticides.

The application discloses a kind of based on low-tide flat regional plant planting method, including tidying planting area, setting one or more rows of wood piles on the side close to seawater, and forming planting area between the outside of wood pile and the shore side, and laying a layer of backfill layer on the planting area;Base disc arrangement, a plurality of base discs are arranged in staggered intervals on the backfill layer, and the base disc is used for planting plants;The base disc includes frame body, groove body, planting soil, water collecting tank, drain pipe and gravel layer;Zoning planting, from the side close to wood pile to the shore side is sequentially divided into a zone, a second zone and a third zone, Aegiceras corniculatum is planted in the zone, Kandelia candel is planted in the second zone, and Lagerstroemia indica and / or Acanthus ilicifolius are planted in the third zone.The method improves the plant survival rate, stabilizes the community structure, realizes the dual effects of ecological restoration and protection, breaks the curse of low-tide flat non-habitat forest, and promotes the ecological protection and sustainable use of low-tide flat region.

The invention provides an application of indole diterpenoid compounds in mangrove-derived fungus secondary metabolites in preparation of drugs for resisting aquaculture pathogenic bacteria. The indole diterpenoid compounds separated from fermentation metabolites of endophytic fungi Penicillium janthinellum D131 derived from mangrove kandelia candel rhizosphere have bacteriostasis effects on vibrio alginolyticus, vibrio frenesii, vibrio harveyi, streptococcus iniae and streptococcus agalactiae, so that the indole diterpenoid compounds can be used for preparing the medicines for resisting the harmful bacteria in aquaculture; the invention provides an important way for deeply excavating more valuable marine vibrio or streptococcus resistant new drugs used in the aquaculture process.

This invention relates to the field of plant cultivation technology, specifically to a rapid afforestation technology model for artificial Kandelia candel forests on the northern edge of the plantation, comprising the following steps: Step 1, site selection and terrain treatment; Step 2, hypocotyl pretreatment; Step 3, hypocotyl planting: planting hypocotyls at the planting site, controlling the spacing between plants to 0.5m × 1m; Step 4, tending and management: three months after planting, applying 20g of microbial active bacteria to each Kandelia candel plant, and spraying plant hormones on the leaves of the Kandelia candel once a month; Step 5, calculation of growth indicators. This invention improves root development during the growth process by controlling the spacing between plants, reducing competition among roots, thereby shortening the growth stagnation period, allowing the roots to absorb sufficient nutrients, and thickening the stems. A dedicated planting device allows for precise control of planting depth and spacing, ensuring planting consistency and efficiency.