23 results about "Solanum sarrachoides" patented technology

The invention relates to a biochar material for repairing cadmium and tetracycline combined pollution in a water body as well as preparation and application of the biochar material, and belongs to the technical field of water body pollution repairing. Comprising the following steps: (1) cleaning, drying and grinding plant tissues of solanum nigrum plants after the cadmium-polluted soil is repaired by fungi and solanum nigrum, so as to obtain solanum nigrum plant tissue powder; and (2) pyrolyzing the black nightshade plant tissue powder at 400-600 DEG C for 1-3 hours, cooling to 20-30 DEG C, and grinding to obtain the biochar material for repairing cadmium and tetracycline combined pollution in the water body. According to the invention, the plant tissue of the nightshade plant after the cadmium-polluted soil is repaired by the combination of fungi and nightshade is used as the raw material of the biochar material for the first time, so that the resource utilization of the polluted soil repairing plant is realized. The problem of plant treatment after polluted soil remediation is solved, consumption of extra resources is avoided, and the sewage treatment cost is greatly reduced.

The invention relates to a CRISPR-Cas12a-based rapid visual ERA detection system for North American Solanum nigrum and application of the CRISPR-Cas12a-based rapid visual ERA detection system, and the establishment of a molecular biological detection method for the North American Solanum nigrum is realized through the combination of ERA and CRISPR-Cas12a technologies. Therefore, the North American Solanum nigrum can be quickly and visually identified and detected. The kit has the advantages of good specificity, strong sensitivity, easiness in operation, no pollution and the like. Experiments prove that the method disclosed by the invention can effectively distinguish the North American Solanum nigrum from common solanaceae species such as allium allium, Solanum nigrum, Solanum argenteum, Solanum rostratum, Solanum xanthocarpum, Solanum nigrum, potato, European eggplant, tomato and Solanum lanceolata, and can detect the North American Solanum nigrum from different origin and sources, the detection limits of the fluorescence method and the immunochromatography are 2.1 * 10 < 4 > copies / mL, and the detection limit of the immunochromatography is 2.1 * 10 < 4 > copies / mL. The method is a rapid and accurate on-site visual detection method.

The invention discloses a recombinant bacillus paralicheniformis and an application of the recombinant bacillus paralicheniformis in production of betaine. According to the invention, bacillus paralicheniformis Bp1 with heavy metal cadmium resistance is used as a chassis strain, and an de novo synthesis pathway which takes glucose as a substrate and synthesizes glycine betaine through glycolysis, glyoxylic acid pathway and glycine methylation pathway in sequence is established in the bacillus paralicheniformis, so that the survival rate of the glycine betaine in cadmium-polluted soil is increased; the effects of the microbial soil treating agent and the microbial fertilizer are improved, so that the growth of the plant-black nightshade with an enrichment effect on cadmium and the absorption of the black nightshade on the cadmium in the polluted soil are promoted.

The invention belongs to the field of agricultural herbicides, and particularly relates to a phenyl isoxazoline ester compound and application thereof. The phenyl isoxazoline ester compound is shown in a general formula (I), the compound in the general formula (I) has good herbicidal activity, can effectively control weeds such as barnyard grass, green bristlegrass, cyperus difformis, juncellus serotinus, digitaria sanguinalis, hispid arthraxon, piemarker, zinnia elegans, amaranthus retroflexus, portulaca oleracea, xanthium sibiricum, solanum nigrum, cassia occidentalis, capparis spinosa and wild soybean, and a good herbicidal effect can be obtained at a low dosage. The weeding composition has good safety to crops such as corn, wheat and rice, and can be used as a herbicide in agriculture. # imgabs0 #

The invention discloses a preparation method of a solanum photeinocarpum extract as well as a product and application of the solanum photeinocarpum extract, and belongs to the field of plant extraction. The preparation method comprises the following steps: taking solanum photeinocarpum seedlings, crushing, heating with 70% ethanol at 65 DEG C, performing reflux extraction for 3-4 times, combining extracting solutions, and performing vacuum concentration until no alcohol smell exists, thereby obtaining an ethanol extract; the preparation method comprises the following steps: mixing a water phase and an organic phase, dispersing with pure water in a ratio of 1: 1, sequentially extracting with n-hexane, dichloromethane and ethyl acetate, respectively extracting each part for 3-5 times according to a ratio of the organic phase to the water phase of 1: 1-1: 5, and recovering under reduced pressure to obtain an ethyl acetate extract which is used as the solanum photeinocarpum extract. The preparation method adopts a mild process, is safe, controllable and environment-friendly, and is suitable for industrial production. The obtained solanum photeinocarpum extract is low in toxicity and free of sensitization, has remarkable anti-oxidation, anti-inflammatory and anti-aging effects, can be applied to cosmetics such as skin care water aqua and anti-aging face cream, effectively improves the skin moisturizing rate and collagen synthesis amount, and has an anti-light aging effect.

The invention discloses a solanum nigrum-derived extracellular vesicle as well as an extraction and purification method and application thereof, and belongs to the technical field of biomedicine, the method comprises the following steps: mixing cleaned solanum nigrum leaves and fruits with PBS according to a certain ratio, juicing, centrifuging for multiple times, gradually filtering, concentrating twice, and finally purifying to obtain the solanum nigrum-derived extracellular vesicle. The solanum nigrum-derived extracellular vesicles prepared by the method can significantly improve the purity and biological activity of the extracellular vesicles, effectively inhibit the proliferation of tumor cells, especially HCT15 and RKO colon cancer cells in vitro, and ensure the low toxicity and wide application potential in the field of biological medicines.

The invention discloses a solanum nigrum nano microcapsule inclusion as well as a preparation method and application thereof. The preparation method comprises the following steps: extracting solanum nigrum serving as a raw material and ethanol serving as an extraction solvent, synchronously realizing protein flocculent precipitation, polysaccharide complexation removal and free radical scavenging oxidation resistance by utilizing the synergistic effect of a chitosan-lignin compound, mixing with an HP-beta-CD carrier, and carrying out ultrahigh-pressure micro-jet homogeneous crosslinking and freeze drying to obtain the chitosan-lignin-HP-beta-CD / HP-beta-CD / HP-beta-CD / HP-beta-CD / HP-beta-CD composite material. The solanum nigrum nano microcapsule inclusion is obtained. The microcapsule is high in encapsulation efficiency and transdermal absorption rate, and human body tests show that the microcapsule can significantly reduce acne score, regulate grease secretion and improve skin elasticity, and can be used for developing efficient and safe natural acne-removing products.

This invention discloses a green control method for tomato viral diseases based on the synergistic effect of Solanaceae and Asteraceae weeds, belonging to the field of agricultural plant crop protection technology. This invention uses the Solanaceae weed *Solanum nigrum* and the Asteraceae weed *Chrysanthemum indicum* as indicator plants for tomato viral diseases. By arranging the indicator plants in a grid pattern, comprehensive monitoring of major viral disease species within the facility can be achieved. By monitoring the viral disease symptoms of the indicator plants, early warnings can be issued 7-10 days in advance, allowing more time for tomato disease control and improving the timeliness and proactivity of prevention and control. Furthermore, based on the warnings issued by the indicator plants, an extract of *Eupatorium fortunei*, an Asteraceae weed that has a significant inhibitory effect on tomato viral disease symptoms, is applied, thus constructing an integrated "monitoring-blocking" green control system, achieving early warning and efficient control of viral diseases.

The invention belongs to the technical field of heavy metal contaminated soil remediation, and relates to a method for improving the heavy metal remediation efficiency of solanum photeinocarpum and improving soil. The method comprises the following steps that a modifier is applied to the heavy metal contaminated soil, then solanum photeinocarpum is planted, plants are harvested after the solanum photeinocarpum is mature, and the remediation efficiency and the soil improvement effect of the solanum photeinocarpum are detected; the modifier comprises one or more of tea leaf residues, escargot shell powder and corn straw biochar. The method can promote the growth of the root system of solanum photeinocarpum and the formation of root nodules in a short time, so that the heavy metal extraction amount of the overground part and root of the plant is improved; meanwhile, the physical and chemical properties of the contaminated soil are remarkably improved by adding the modifier, and finally the remediation target of the composite heavy metal contaminated soil is successfully achieved.

The present application relates to a kind of for cadmium and tetracycline complex pollution repair in water body biological carbon material and its preparation and application, belong to water pollution repair technical field.It includes steps: (1) take fungus and nightshade after the joint repair cadmium contaminated soil nightshade plant plant tissue, after washing, drying and grinding, obtain nightshade plant tissue powder;(2) nightshade plant tissue powder is pyrolyzed 1-3h under 400-600 ℃, cooling to 20-30 ℃, after grinding, obtain the biological carbon material for cadmium and tetracycline complex pollution repair in water body.The present application first uses fungus and nightshade after the joint repair cadmium contaminated soil nightshade plant plant tissue as the raw material of biological carbon material, realizes the resource utilization of contaminated soil repair plant.Both solve the disposal problem of plant after contaminated soil repair, and avoid the consumption of additional resources, greatly reduce the cost of sewage treatment.

The present application belongs to the field of soil remediation, and particularly relates to a method for remediation of cadmium contaminated soil. The specific technical scheme is as follows: a soil remediation method comprises the following steps: before planting economic crops, applying sulfate-reducing bacteria to the soil to be remediated; after harvesting the economic crops, planting cadmium extraction crops in the soil to be remediated. The present application provides a water-flood rotation soil remediation method which can produce while remediation. On the one hand, the biological passivation can reduce the biological availability of cadmium in the soil, thereby reducing the stress of cadmium on plants and the absorption and accumulation of cadmium by plants; on the other hand, the biological technology can strengthen the ability of nightshade to extract cadmium, thereby extracting cadmium in farmland soil.

The invention relates to the technical field of building materials, in particular to a solanum nigrum stem and leaf compounded steel bar corrosion inhibitor and a preparation method and application thereof. The corrosion inhibitor comprises the following components in parts by mass: 20-40 parts of a solanum nigrum stem and leaf extract, 5-10 parts of potassium benzoate, 1-2 parts of magnesium oxide and 20-50 parts of water, the preparation method of the solanum nigrum stem and leaf extract comprises the following steps: selecting solanum nigrum stems and leaves as raw materials, washing with clear water, drying, crushing and sieving to obtain solanum nigrum stem and leaf powder; adding into an ethanol solution, fully soaking at room temperature, and performing reflux extraction; performing reduced-pressure suction filtration after extraction, and collecting filtrate; concentrating to obtain a concentrated solution; and drying the concentrated solution to obtain the solanum nigrum stem and leaf extract. The corrosion inhibitor is doped into reinforced concrete to delay corrosion of reinforcing steel bars. The corrosion inhibitor has the advantages of no toxicity, no pollution, no cancerogenic substances, low cost, strong environmental protection property and good durability, and can generate a compact protective film on the surface of the reinforcing steel bar to effectively inhibit the corrosion of the reinforcing steel bar.

The utility model provides a weeding structure of a weeding machine, relates to the technical field of weeding machines, and is suitable for preventing and removing agricultural alien invasive plants such as tribulus terrestris, solanum rostratum and barley grass. Comprising a weeding machine body, a baffle is fixedly installed on the side face of the weeding machine body through bolts, a protective cover and a driving motor are fixedly installed on the outer surface of the weeding machine body, a first gear is fixedly installed at the output end of the driving motor, a fixing base and a shaft sleeve are fixedly installed on the inner surface of the weeding machine body, and a rotating rod is rotationally connected to the surface of the fixing base; according to the cutting device, through the arrangement of the fixing groove, the fixing block, the spring, the limiting rod and the pulling plate, the damaged cutting disc can be rapidly replaced and installed, the replacement time is greatly shortened, the operation efficiency is improved, meanwhile, through the cooperation of the threaded sleeve and the fixing sleeve, the cutting disc can be rapidly replaced and installed, and the cutting disc can be rapidly replaced and installed. And the groove and the pulling plate are accurately butted, so that the supporting force is enhanced, and the cutting disc is ensured to be stable and shake-free during high-speed operation.

The invention belongs to the field of herbicides, particularly relates to a ternary cotton herbicide and a preparation method thereof, and provides the following scheme aiming at the problem that the existing ternary cotton herbicide can comprehensively prevent and control various weeds in a cotton field, but is relatively weak in permeability and systemic property, so that the weeding effect is limited. The ternary cotton herbicide is prepared from the following raw materials in parts by weight: 27-35 parts of prometryn, 46-50 parts of pendimethalin, 1-3 parts of flumioxazin, 30-35 parts of a solvent, 8-12 parts of an emulsifier, 0.5-1.5 parts of a stabilizer, 0.8-1.2 parts of an antiquing additive and 50-55 parts of water.The ternary cotton herbicide can be used for more comprehensively preventing and controlling various weeds, and meanwhile, the permeability and systemic property of the herbicide are enhanced; the weeding range is wide, the weeding effect is thorough, and the cotton growth is not affected especially for preventing and killing weeds such as solanum nigrum, chenopodium glaucum and convolvulus arvensis.

The invention relates to the technical field of storage and processing of agricultural products, in particular to a multi-factor synergistic effect method and system for controlling the content of solanine in potatoes, and the method comprises callus treatment, short-wave ultraviolet irradiation and electrostatic spraying of a composite inhibitor in a pretreatment stage, and dynamic regulation and control of temperature, humidity and gas components and ethylene intervention in a storage stage. The system integrates an environment sensor, an intelligent controller and an execution mechanism, and can monitor and feed back adjustment parameters in real time. Experiments show that the method can reduce the solanine content to 18 mg / kg or below, is significantly superior to the prior art, can maintain the quality of the potatoes and prolong the storage period to 12 months or above, and has important application value.

The invention discloses a method for jointly preventing and controlling solanum rostratum by utilizing lespedeza daurica and amorpha fruticosa. Relates to the technical field of invasion weed inhibition. The lespedeza daurica and amorpha fruticosa have the characteristics of developed root systems, drought and barren resistance and high adaptability, and the germination stages of the lespedeza daurica and the amorpha fruticosa in spring are earlier than those of solanum rostratum. Compared with herbaceous plant combination prevention and control, the woody plant combination has the advantages of low maintenance, long effectiveness and manpower and material resource cost saving. The lespedeza daurica has the characteristic of creeping growth, grows quickly, can quickly cover the earth surface, and forms a good competitive relationship in the early growth of the solanum rostratum to reduce the photosynthesis of solanum rostratum plants and slow down the growth of solanum rostratum seedlings, and the branch point of the amorpha fruticosa is higher than that of the solanum rostratum; competitive advantages can be formed in the later growth period of the solanum rostratum to inhibit growth of the solanum rostratum, and then effective prevention and control are achieved.

The invention belongs to the technical field of Chinese herbal medicines, and particularly relates to application of solanum nigrum exosomes in preparation of antitumor drugs. The invention creatively develops a drug delivery system based on the plant exosome, and exosome nanoparticles with a complete membrane structure are separated from solanum nigrum tissues by combining a plant crushing technology with a differential ultra-high-speed centrifugation method. A characteristic surface marker verifies that the obtained exosome can be used as a natural drug carrier targeting tumor tissue, is taken by tumor cells and is enriched in the tumor cells. The solanum nigrum exosome is used as a natural transmission medium of a bioactive component, and accurate delivery is realized through specific recognition of tumor cell surface receptors. The obtained exosome has dual functions of a therapeutic agent and a drug carrier, provides a creative solution for developing an efficient and low-toxicity anti-tumor preparation, and has an important application value in the field of tumor targeted therapy.

The utility model discloses a carbon dot slow release type black nightshade cultivation container, and relates to the technical field of black nightshade cultivation. The device comprises a cultivation mechanism, an extension mechanism is detachably arranged at the top end of the cultivation mechanism, the cultivation mechanism comprises a cultivation pot body, a slow-release pot body is integrally formed at the bottom end of the cultivation pot body, and a carbon dot slow-release part and a cadmium ion adsorption filter screen which are used in a matched mode are detachably arranged on the inner side of the slow-release pot body. Arc-shaped blocks which are symmetrically distributed are integrally formed on the cadmium ion adsorption filter screen, concave holes which are matched for use are formed in the opposite sides of the two arc-shaped blocks, and a temperature and humidity response film which is matched for use is arranged outside the carbon dot slow release part. Through the arrangement and use of the cultivation mechanism, the carbon dot release rate can be controlled in cooperation with the temperature and humidity response film, the purpose of degrading a high polymer material is achieved, continuous supply of the carbon dots in the cadmium-contaminated soil and secondary blocking of cadmium ions can be achieved at the same time, and in addition, convenience is provided for disassembly, assembly and replacement of a cadmium ion adsorption filter screen and a carbon dot slow release part.

The invention relates to a composition for growing and blackening hair and a preparation method of the composition. The composition is prepared from annona squamosa seeds, sophora flavescens roots, thickleaf croton roots, jujube pits, radix sophorae tonkinensis, wax gourd seeds, nightshade fruits, oxalis corniculata, phyllanthus emblica leaves, elm fruits, white pear leaves, coriander seeds and shepherd's purse roots. Or the composition is prepared from the root of Sophora flavescens, thickleaf croton root, subprostrate sophora, nightshade fruit, creeping oxalis, phyllanthus emblica leaf, green fan-leaf, kangaroo claw flower and pseudo-ginseng. In some embodiments, the compositions exhibit hair growing, hair blacking, hair follicle activating effects comparable or even better than positive control drugs.

The invention provides a method for controlling invasion of solanum rostratum, and relates to the technical field of invasive organism control, the method for controlling invasion of solanum rostratum comprises the following steps: planting alternative plant seeds in soil containing solanum rostratum seeds, and synchronously applying a soil conditioner to the soil; the soil conditioner is selected from at least one of a liquid fungicide containing bacillus subtilis, bacillus licheniformis and bacillus amyloliquefaciens, a solid bacterial fertilizer containing the bacillus amyloliquefaciens, an organic fertilizer containing mushroom dregs and rice hull powder and an inorganic fertilizer containing nitrogen, P2O5, K2O, boron and zinc. According to the method, rhizosphere micro-ecology and nutrient circulation are effectively improved through soil-soil conditioner coordinated regulation, soil nutrients invading an ecological system are increased, the defect that the effect of a single measure is insufficient is overcome, continuous inhibition on the invasive plant solanum rostratum is achieved, and the method has the advantages of being environmentally friendly and high in operability and has ecological benefits and popularization potential.

The invention relates to a nitrogen regulation cultivation method for improving alkaloid content of black nightshade green fruits, and belongs to the technical field of planting. A nitrogen regulation cultivation method for increasing alkaloid content of black nightshade green fruits comprises the steps that mixed nitrogen fertilizer containing ammonium nitrogen and nitrate nitrogen is applied to black nightshade plants in stages, and the molar ratio of the ammonium nitrogen to the nitrate nitrogen is 7: 3-3: 7 according to the nitrogen element. The cultivation method is simple in application and low in cost, and the cultivation fertilization mode can remarkably promote the content of solasonine and solamargine in the black nightshade green fruits, so that high-quality medicinal black nightshade fruit resources are obtained.

The invention belongs to the field of agricultural planting, and particularly relates to a method for reducing the content of cadmium in cardamine violifolia by intercropping cardamine violifolia and nightshade. According to the method, the nightshade is intercropped after the cardamine violifolia seedlings are transplanted for one month, so that the content of cadmium in the cardamine violifolia body is reduced. The method is low in cost, remarkable in effect and free of secondary pollution risk, the land utilization efficiency can be improved, and extra benefits can be generated.

The invention discloses an application of a steroid saponin extract of solanum nigrum fruit in preparation of a medicine for preventing and / or treating tumors. The compound is Desmettianoside B and / or Solaniroside I, and / or a hydrolysis product of the Desmettianoside B and the Solaniroside I. The invention further discloses a preparation method of the compound. The medicine at least has any one of the following effects: (1) inhibiting human non-small cell lung cancer; (2) inhibiting precancerous lesions of human oral mucosa; (3) inhibiting the growth of colorectal cancer cells; and (4) inhibiting human liver cancer cell growth activity. Experiments prove that the solanum nigrum fruit steroid saponin extract has good inhibitory activity in inhibiting non-small cell lung cancer cells, human oral mucosa precancerous lesion cells, human colorectal cancer cells, mouse colon cancer cells, human liver cancer cells and the like.