36results about How to "Inhibition of transpiration" patented technology

The invention relates to a mango preserving technology. In order to achieve integrative pre-plucking and post-plucking preserving effect, the invention comprises four composite preserving pretreatment measures of disinfectant and calcium fertilizer spraying before mango plucking and heat treatment, rot-proof film-coating preservative treatment and ethylene inhibitor treatment after the plucking. The rot-proof film-coating preservative comprises 0.25 percent to 2 percent of glucomannan or/and 0.25 to 2 percent of CTS with 95 percent degree of deacetylation, 0.1 to 1 percent of sucrose fatty acid ester or/and 0.1 to 1 percent of glycerel monostearte, 0.1 to 0.5 percent sorbitol or glycerol, 0.5 to 1.5 percent of calcium chloride or calcium citrate, 0.05 to 0.1 percent of potassium sorbate, 0.01 to 0.1 percent of one or more of the following ingredients: iprodione, Sportak and mancozeb, 0.005 to 0.01 percent of gibberellin and 0.025 to 0.05 percent of vitamin K. The invention can decrease the respiratory intensity, postpone the respiratory climacterics, delay the postripeness time and prolong the freshness period of mangos. Compared with the prior art, the freshness period of the mangos can be prolonged by 10 to 20 days.

The invention provides a grape preservative and a preparation method thereof, which belongs to the fruit preservation field. The mentioned grape preservative includes the following ingredients with parts by weight: 0.5-3 parts of cinnamon essential oil, 0.5-2 parts of zanthoxylum bungeanum volatile oil, 0.5-2 parts of sodium alginate, 6-8 parts of sucrose fatty acid ester, 4-6 parts of polysorbate 80, 1-5 parts of propionic acid, 1-4 parts of calcium chloride, 2-4 parts of vitamin C, 2-4 parts of potassium sorbate, 10-20 parts of chitosan citrate solution and 10-20 parts of water. The preparation method comprises the steps of mixing the sodium alginate, sucrose fatty acid ester, polysorbate 80, propionic acid and water and fully dissolving them; then adding the essential oil to get composite essential oils; adding the composite essential oils into the chitosan citrate solution and blending. After picking of grapes, the diseased fruit and bad fruit are removed, the grapes are soaked in the mentioned preservation liquid for 3- 8 min. After taking out the grapes and draining them, the grapes are stored. The grape preservative mentioned in the invention can greatly reduce or delay decrease of quality and decay during storage process of grapes, which has outstanding grape preservation effect.

The invention discloses a mist cutting cultivation method using blueleaf honeysuckle shoots. The method mainly includes: setting a seedbed and supporting facilities, taking and treating cuttings, performing cuttage in May to July, managing the seedbed and the like, and specially includes: before calluses of the cuttings form, intermittently spraying mist to the cuttings for multiple times each day during seedbed management; after the calluses of the cuttings form, spraying the mist for less times; and maintaining cuttage substrate moist, and controlling the temperature of the seedbed at 18-26 DEG C till seedlings emerge after two to three months. By the method, the survival rate of the shoots subject to cuttage is high, cultivation cycle is short, and cultivation cost is low. Important technical basis is provided for large-area popularization of blueleaf honeysuckle in Shandong even in north China by the method.

The invention belongs to the field of storage and freshness keeping of agriculture products, and particularly relates to a nuisanceless freshness keeping agent for fruits and vegetables and a preparation method of the nuisanceless freshness keeping agent for fruits and vegetables. The freshness keeping agent for fruits and vegetables comprises the following components in percentage by weight: 20-30% of a propolis aqueous solution, 30-40% of an onion aqueous solution, 10-20% of a star anise extracting solution and the balance of sterile water. The freshness keeping agent for the fruits and the vegetables is prepared through the steps of preparing the extracting solutions, mixing the prepared extracting solutions, filtering the mixed extracting solutions, and packaging the filtered extracting solutions. The ingredients of the freshness keeping agent for the fruits and the vegetables are useful and harmless to human bodies, so that the freshness keeping agent is safe and reliable; the freshness keeping agent not only can prolong the storage period of the fruits and the vegetables, but also can maintain and improve the color of the fruits and the vegetables and improve the quality; besides, the freshness keeping agent has the advantages of being extremely easy in formula and being convenient to operate.

The invention provides a cutting seedling-raising method of Lonicera nitida Maigrun, and relates to the technical field of plant cultivation. The cutting seedling-raising method includes the steps of seedling bed preparation, pretreatment before pruning, cutting treatment, cuttage and seedling culture management. By means of the cutting seedling-raising method of Lonicera nitida Maigrun, a suitable growth environment is provided for Lonicera nitida Maigrun, the rooting rate and the survival rate of the cuttage are improved, and the culture period is shortened; the defoliation rate of the seedlings decreases by 60%, the survival rate reaches 85%, the rooting rate of cuttings and the survival rate of the cuttage are significantly increased in large-area application, and the average survival rate reaches 86% or above.

The invention provides a refrigerator. The refrigerator comprises a refrigeration liner, and a light fresh keeping device, wherein the light fresh keeping device comprises a fresh increasing module; the fresh increasing module comprises a light guiding plate and a plurality of light sources; the light guiding plate is located on light paths of the light sources; the wavelengths of lights emitted by the light sources are different; the light sources comprise a first light source which can emit red light, a second light source which can emit orange light and a third light source which can emit blue light; the light fresh keeping device has a fresh increasing pattern; the fresh increasing pattern comprises a fruit fresh increasing pattern and a vegetable fresh increasing pattern; under the fruit fresh increasing pattern, in the same period, at least the first light source of the first light source, the second light source and the third light source operates; and under the vegetable freshincreasing pattern, in the same period, at least the third light source of the first light source, the second light source and the third light source operates. Through setting corresponding fresh increasing patterns, a user can select different fresh keeping patterns according to the stored food kinds, and the light fresh keeping effect is further increased.

The invention relates to an ecological fresh-keeping lighting lamp and fresh-keeping equipment. The ecological fresh-keeping lighting lamp comprises a lamp shell, a lampshade, a radiator, a driving power supply, an LED combined light source and electrodes. The light emitted by the LED combined light source is 440-455nm blue-violet light and 650-680nm long-band red light required by plant photosynthesis, combined with full-spectrum white light with lower spectral energy, adjusting the spectral energy of blue-violet light and long-wave red light to make plants photosynthetic Production and respiratory consumption are in physiological balance, and full-spectrum white light aids in the production of chlorophyll. The surface of the lampshade is coated with far-infrared luminescent paint and/or the material of the lampshade is mixed with far-infrared luminescent powder. The lampshade absorbs the surrounding light and heat radiation, and then releases 8-14 micron far-infrared light, which is similar to the picked The free water molecules in the vegetables, fruits, fresh cut flowers, etc. resonate to inhibit the loss of water transpiration, thereby prolonging their shelf life.

The invention discloses a nano-silver composite fruit preservative, a preparation technology and an application. The nano-silver composite fruit preservative comprises the following ingredients by mass parts: 40-60 parts of chitosan acetate with mass concentration of 1.0%, 40-60 parts of carboxymethyl chitosan deionized water with mass concentration of 1.0%, 0.5-1.5 parts of glycerin, and 0.05-0.1 parts of nano-silver zirconia, wherein nano-silver mass accounts for 5.0% of the mass of nano-silver zirconia, and nano zirconia mass accounts for 95.0%. The water-soluble fruit preservative has superior antibacterial property, by employing a natural biomacromolecule material, the fruit preservative has a plurality of characteristics of safety, no toxicity, film formation, bacteriostasis, edibility and biodegradability, respiration and transpiration of pericarp cells can be inhibited, so that loss of moisture, total sugar, total acid and VC can be reduced, the nano-silver composite fruit preservative can be kept at a high level and can prolong the shelf life of the fruits, so that a series of fruit fresh-keeping problem due to chemical medicine can be avoided, and the nano-silver composite fruit preservative has the advantages of nontoxicity and innocuousness, and green and environmental protection.

The invention provides a method for carrying out original-soil greening on coastal saline-alkaline land by adopting crocodile bone meal containing nutritional soil. The method comprises a land selection step, wherein the land selection step comprises the step of applying the nutritional soil, and the nutritional soil contains the following ingredients: peat soil, peat, a nitrogen-potassium-phosphate compound fertilizer, paddy straw powder, kaolin, a bitter melon extract, butanedioic acid, sawdust, caster bean dregs, chopped arillus longan, crocodile bone meal, well-composted goose feces, a water retention agent and micro-elements. The invention further provides a preparation method for the nutritional soil. According to the planting method provided by the invention, the expense for transporting imported soil is saved, the cost is reduced, and the expense is saved by 42%; the method plays roles in lowering the porosity of soil, amending the saline-alkaline land and lowering a hydrogen ion concentration index; and the leaf transpiration rate of planted Populus simonii is lowered to be 3.6 to 6.2 mu mole/ (m<2>.s).

The invention provides an oilseed rape modified atmosphere packaging preservation method which comprises steps of selection, cleaning, water draining, sterilization, bagging, vacuuming, aeration, sealing and warehouse storage, wherein the step of aeration comprises a step of feeding gases of O2, CO2 and N2 into bags with oilseed rape by using a high-pressure aerator; the parameter values of the gases are that the concentration of O2 is less than 2, the concentration of CO2 is greater than 20%, and the other gas is N2. The method is novel in design, unique in method and wide in application, and key techniques that oilseed rape is short in shelf life and liable to rot and yellow are solved. The oilseed rape modified atmosphere packaging preservation method is low in production cost and very good in practicability and popularization since the shelf life of 3 days at normal temperature is prolonged to 25 days or greater.

The present invention relates to a molded article which is shaped of a polymer composition comprising 100 parts by weight of an olefin-based polymer, and 0.01 to 100 parts by weight of a C_10-90 saturated chain hydrocarbon and/or liquid paraffin and 0.01 to 200 parts by weight of a releasable active compound per 100 parts by weight of said olefin-based polymer, and which is drawn at a draw ratio of 2 or more.

The invention discloses a preparation method of an orange fruit thinning agent. The method comprises: preparation of oligochitosan and preparation of a fruit thinning agent. The specific steps include: firstly subjecting chitosan and deionized water to mixed reaction, then adding hydrogen peroxide, conducting ethanol precipitation and ethanol washing to obtain oligochitosan, adding naphthylaceticacid powder, dinitrocresol, 1-aminocyclopropanehydroxyl acid, branched secondary alcohol polyoxyethylene ether, trichlorfon, naphthylacetic acid, 6-benzyladenine, and a blending agent to obtain a fruit thinning agent stock solution, and conducting dilution to obtain the orange fruit thinning agent. The invention has the beneficial effects that: after spraying the fruit thinning agent to orange branches, a layer of fruit thinning agent film can be formed on the orange branches, the film can effectively inhibit the transpiration of branches and reduce the water loss of branches, the orange fruitthinning agent has powerful blossom and fruit thinning effects, has an insecticidal function at the same time of blossom and fruit thinning, in addition, the fruit thinning agent also can increase the single fruit weight, enhance the fruit shape index, increase the flower quantity of next year, and reduce fruit rust, and also has no influence on the orange storage quality.