14 results about "Vase life" patented technology

The invention discloses a gene RhNADP-LIKE for regulating and controlling Chinese rose flower aging, and particularly relates to the technical field of molecular biology and horticultural plant physiology. According to the invention, bottle insertion life phenotype data of 358 parts of core germplasm of tetraploid Chinese rose is screened through genome-wide association analysis (GWAS), and the gene RhNADP-LIKE significantly associated with senescence is identified. The gene accelerates the aging process of petals by regulating the accumulation of reactive oxygen species (ROS). After RhNADP-LIKE expression is inhibited by using a virus-induced gene silencing (VIGS) technology, the blooming period of rosa chinensis flowers is prolonged by about 2 days, and the ROS level is remarkably reduced. The invention provides a molecular target for prolonging the vase life of the Chinese rose, can be applied to gene editing breeding or development of an environment-friendly preservative, reduces the dependence of chemical agents, and improves the economic benefit and sustainable development potential of the cut flower industry.

The camellia cut flower comprises a bionic pedicel, a sleeve is detachably connected to the upper end of the bionic pedicel, a liquid storage bottle is arranged at the upper end of the sleeve, a bottle cap is detachably connected to the upper end of the liquid storage bottle, a bionic stylus is arranged in the middle of the upper end of the bottle cap, and a plurality of bionic calyxes are arranged on the peripheral side of the upper end of the bottle cap. A siphon hole communicated with the liquid storage bottle is formed in the side, on the bionic stylus, of the bottle cap, a siphon cotton thread is arranged in the siphon hole, and the camellia is tightly buckled on the bionic stylus after sepal and pistil parts are removed. By arranging the bionic styles and the bionic calyxes, the parts, except sepals and pistils, of the camellia flowers are fixed, and the problem that the flowers are prone to falling in the picking and transporting process when the camellia flowers serve as fresh cut flowers is solved. And through the liquid storage bottle and the siphon cotton thread, the problem that the tea flower vase is easy to dehydrate is solved, and the vase life of the camellia is obviously prolonged. Wherein the bionic pedicel overcomes the problem that the pedicel of camellia is short but not straight.

The invention provides an ethylene biosynthesis RhACO4 gene for regulating and controlling the aging of Chinese rose flowers and application of the ethylene biosynthesis RhACO4 gene, and belongs to the technical field of gene engineering. The coding nucleotide sequence of the RhACO4 gene is as shown in SEQ ID NO. 1. According to the invention, the fact that two genotypes (ProRhACO4A and ProRhACO4B) exist in an RhACO4 promoter region in 358 tetraploid Chinese rose populations is found for the first time, and the difference is that whether a section of GA dinucleotide tandem repeat sequence (GA-peak) which is 11 times is contained or not. The ProRhACO4A type carrying GA-peak is significantly related to a lower gene expression level, a lower endogenous ethylene synthesis amount and a longer vase life. The invention provides a key gene target, a molecular marker and a technical path for cultivating a new variety of rosa chinensis with a long flowering period through molecular marker-assisted selection or genetic engineering means.

This invention discloses a nano-bandage for preserving cut flowers, belonging to the field of horticultural technology. The nano-bandage consists of a polymer carrier and a bactericide encapsulated therein. The polymer is a mixture of PEG and PDMAEMA. By adjusting the mass fraction and total concentration of PDMAEMA, the particle size of the nanoparticles can be controlled, and their surface can be positively charged. It is prepared using microfluidic co-assembly technology, where the drug-containing organic phase and aqueous phase are instantaneously mixed and purified by dialysis. This nano-bandage actively targets and persistently accumulates on the negatively charged cut surface of fresh cut flowers using electrostatic interactions, forming a physical barrier. It also synergistically inhibits microbial infection through slow-release bactericide and charge adsorption, while its nano-size does not affect vascular function. This invention achieves precise and long-lasting protection for cut flower wounds, significantly extending vase life with extremely low dosage, and has the advantages of high efficiency, safety, and intelligent adjustability.

The application discloses a preservative solution for prolonging the life of cut flowers of Impatiens walleriana and a preparation method thereof, and relates to the field of postharvest preservation technology of Impatiens walleriana. The preservative solution is composed of glucose, gibberellin, 8-hydroxyquinoline sulfate, citric acid and deionized water in a specific proportion, wherein the glucose is 3.0% (w / v), the gibberellin is 25 mg / L, the 8-hydroxyquinoline sulfate is 100 mg / L, the citric acid is 80 mg / L, and the balance is deionized water. When the preservative solution is prepared, the gibberellin is first dissolved in anhydrous ethanol to prepare an alcohol-soluble mother liquor, the 8-hydroxyquinoline sulfate is dissolved in deionized water to prepare an aqueous mother liquor, and then the glucose and the citric acid solution are mixed step by step and constant volume is performed, so that a uniform transparent preservative solution is finally prepared. According to the scheme, the cell membrane integrity of the cut flowers of Impatiens walleriana can be effectively maintained, petal browning and water loss can be delayed, the best viewing period and the vase life of the cut flowers can be significantly prolonged, the commodity value can be improved, raw materials are conventional, the process is simple, and the scheme is suitable for large-scale application.

The invention provides a method for prolonging the vase insertion period of an Australian water lily cut flower, and relates to the technical field of postharvest preservation, and the method comprises the following steps: placing the Australian water lily cut flower in a 2-8mM melatonin solution and a 10-20mg / L sodium dichloroisocyanurate solution; the combination of the anti-aging reagent melatonin and the antibacterial agent DICA is added into the vase liquid of the tropical water lily, and the combination of the melatonin and the DICA is found to be capable of remarkably prolonging the vase period of the Australian water lily, so that the market application range and the popularization value of the Australian cut flower are greatly improved.

The invention relates to an anti-season in-vitro flowering method of Rhododendron lapponicum 'Feizixiao', which comprises the following steps of: catalyzing branch cutting anti-season flowering of Rhododendron lapponicum 'Feizixiao' through pretreatment, collection, refrigeration and culture, and determining the flowering time of Rhododendron lapponicum 'Feizixiao' according to indexes such as time required from warehouse-out to flowering, branch openness, inflorescence openness, inflorescence size, single flower size, vase life and the like. And the optimal method for Feizixiao branch cutting in-vitro anti-season flowering of the alpine rhododendron is determined. The Feizixiao branch cutting in-vitro anti-season flowering method for the Rhododendron lapponicum is simple to operate and easy to implement, a new application form is provided for the Rhododendron lapponicum, and the variety of winter woody cut flowers in China is enriched.

The invention provides a fresh-cut fresh-keeping agent for fresh rose flowers as well as a preparation method and application of the fresh-cut fresh-keeping agent, and belongs to the technical field of fresh flower preservation. The fresh-cut fresh-keeping agent comprises glucose, a compound antioxidant, a pipeline ion dredging agent, salicylic acid, citric acid, a bacteriostatic agent, a penetrating agent, a defoaming agent and water. The invention further provides a preparation method and application of the fresh-cut fresh-keeping agent for the fresh rose flowers. The fresh rose flower fresh-cutting preservative provided by the invention can effectively prolong the vase life of fresh rose flower fresh-cutting, improve the water absorption capacity and inhibit flower falling, all the components are easily dissolved in water and can be dissolved without special operation, and the fresh rose flower fresh-cutting preservative is simple and convenient to operate and beneficial to large-scale production.

A device, system, and method for variably predicting the vase life of cut flowers by using a hyperspectral image and a thermal image are proposed. The disclosed obtains the hyperspectral image of a cut flower plant by using a hyperspectral camera, analyzes the obtained image to discriminate a cut flower variety, and groups effects of lifespan impact factors according to the cut flower variety to differentiate weights for the factors, so as to predict a disease and lifespan state of the cut flower plant by variably using a prediction model optimized for the variety. An automation system is built for diagnosing the vase life of the cut flowers on the basis of the physiological response to diseases or bioactive substances of the cut flower plant, thereby being used to predict a post-harvest phenotype of the cut flower plant by reflecting pre-harvest plant features, and select a cut flower plant cultivar.

The invention discloses a curcuma zedoary cooking-slicing-drying-fresh-keeping integrated production method, and belongs to the technical field of curcuma zedoary processing. The curcuma zedoary processing method comprises the following steps: harvesting curcuma zedoary rhizomes meeting the standard from November to December, performing impurity removal and cleaning pretreatment, cooking the curcuma zedoary rhizomes at 95-103 DEG C for 15-25 minutes, processing the curcuma zedoary rhizomes into slices, ventilating, shading and airing the slices for 1-3 days, and drying the slices at 55-65 DEG C for 2-4 hours to obtain a dry product; and soaking the curcuma zedoary cut flowers in a specific preservative for 15-20 minutes in an environment with the temperature of 2-5 DEG C and the humidity of 65%-75%, draining, ventilating, packaging and refrigerating. The preservative is prepared by step-by-step dissolution, dispersion and mixing. By optimizing processing parameters and innovating a fresh-keeping system, the water content of the dried curcuma zedoary is smaller than or equal to 12%, the cut flower vase fresh-keeping period is longer than or equal to 15 days, active ingredients such as curcumin are effectively reserved, the product quality and commodity value are improved, operation is easy and convenient, and the method is suitable for large-scale application.

The application belongs to the field of fresh flower preservation technology, and relates to a preparation method and application of a nano-cut flower preservation liquid of selenium atom doped carbon quantum dots, the preservation liquid comprising a bactericide, a growth regulator and selenium atom doped carbon quantum dots, and water being used as a solvent. The Se-CQDs are prepared through hydrothermal reaction of citric acid and selenomethionine. In the preparation, Se-CQDs powder is mixed with water to adjust pH to obtain a mother liquor, and then the mother liquor is compounded with the growth regulator and the bactericide. In the application, the cut flower stem base is first inserted into the preservation liquid for pretreatment, and then inserted into the same or diluted preservation liquid for preservation. The application utilizes the endogenous antioxidant function of Se-CQDs and the exogenous antibacterial effect of the bactericide to form a synergistic preservation mechanism, can effectively inhibit flower stem conduit microbial blockage, remove active oxygen free radicals, reduce membrane lipid peroxidation damage, significantly delay cut flower aging, prolong the vase life and improve the ornamental quality, is simple to operate, and is suitable for industrial application.

The invention provides a fresh-keeping method for lavender cut flowers, which can effectively delay aging of the lavender cut flowers, effectively delay reduction of fresh weight of the cut flowers, maintain moisture balance and control increase of conductivity of petals by adopting specific systematic treatment processes such as harvesting, reduced-pressure fumigation treatment combination, airing, refrigeration and the like. The highest flowering rate and the larger flower diameter are kept under each refrigeration condition, and the comprehensive performance is optimal. The vase life of the fresh lavender cut flowers can be effectively prolonged, so that the ornamental value of the fresh lavender cut flowers is improved, the economic benefit and the market preference degree are improved, and the method has the characteristics of high efficiency, no toxicity, no pollution and the like and is suitable for large-scale popularization. In addition, the invention provides a certain scientific basis for developing a novel, efficient and environment-friendly flower preservation technology, and has far-reaching professional significance for promoting the technological progress of the lavender cut flower industry and improving the market competitiveness.

The invention belongs to the technical field of postharvest preservation treatment of fresh cut flowers, and discloses a postharvest flower forcing and preservation synergetic comprehensive treatment method for cut babysbreath flowers. The method comprises the following steps: S1, preparation before treatment; s2, harvesting cut flowers; s3, pretreating the cut flowers; s4, flower forcing and fresh-keeping cooperative treatment; s5, quality detection and evaluation; and S6, packaging, transporting and storing. By adopting the method, the problems of asynchronous blooming and quality reduction after babysbreath cut flowers are picked are solved, the synchronous blooming rate of the babysbreath cut flowers within about 6 days is greater than 80%, the bottle insertion period is greater than or equal to 21 days, and the commodity percent of pass and the bottle insertion life are remarkably improved. The cut babysbreath flowers processed by flower forcing and fresh keeping in a cooperative mode are larger, neater and whiter, small flowers are not prone to falling off, and the overall ornamental value is high. In addition, the technology is high in operability, clear in process and clear in parameter, loss is reduced, the quality of terminal products and the satisfaction degree of consumers are improved, the method is easy to implement in an existing flower post-harvest treatment process, and the method has wide development prospects in production, popularization and application of fresh cut flowers.

The invention provides a method for estimating a vase-life of a cut plant product (1), wherein the cut plant product (1) is selected from the group comprising a cut flower and cut foliage, wherein the method comprises: (A) a cooling stage comprising subjecting the cut plant product (1) to a cooling temperature (Tc) for a cooling duration (tc), wherein the cooling temperature (Tc) is selected from the range of 0 — 10 °C, and wherein the cooling duration (tc) 10 is selected from the range of 0.5 — 4 weeks; (B) a detection stage comprising detecting acoustic emission radiation (2) from the cut plant product (1) and providing an emission-related signal (3), and (C) an analysis stage comprising determining a settling time (Is) based on the emissionrelated signal (3), and determining the vase-life based on the settling time (Is).