253 results about "Torreya grandis" patented technology

The invention discloses an automatic Torreya grandis picking machine and belongs to the technical field of Torreya grandis picking machinery. The automatic Torreya grandis picking machine is characterized in that the automatic Torreya grandis picking machine comprises a base, wherein wheels are arranged on the base; a driving motor is linked and connected with the wheels; a lifting device is arranged on the base; the lifting device mainly consists of three groups of scissors fork mechanisms; a first scissors fork mechanism and a second scissors fork mechanism are arranged in parallel at both left and right ends of the base; a third scissors fork mechanism is arranged between the first scissors fork mechanism and the second scissors fork mechanism and is vertical to the first scissors fork mechanism and the second scissors fork mechanism; an H-shaped structure is formed by the three groups of scissors fork mechanisms; a supporting plate is arranged on the lifting device; a picking device is arranged on the supporting plate; and a flexible collecting device is arranged on the supporting plate. The automatic Torreya grandis picking machine has the advantages of convenience and reliability for picking, safety for using and the like.

The invention relates to an interplant method of camellia oleifera and torreya grandis young growth. The interplant method of the camellia oleifera and the torreya grandis young growth is characterized in that peanut and upland rice are interplanted at intervals between the camellia oleifera and the torreya grandis young growth, and the peanut and the upland rice interchange positions in the nest year. The interplant method of the camellia oleifera and the torreya grandis young growth has the advantages that the upland rice provides shade for the camellia oleifera or the torreya grandis so that expense of sheltering nets is reduced, interplanted the upland rice and the peanut can store water and keep moisture for the torreya grandis young growth so as to avoid water and soil loss, the peanut provides nitrogen needed during in the early stage of production of the camellia oleifera by means of a biological nitrogen fixation function of the nodule bacteria so that nitrogenous fertilizer is saved, intercropping and crop rotation of the interplanted crop can not only avoid damage, caused by continuous cropping, to the soil but also have functions of restraining occurrence and spread of plant diseases and insect pests and isolation, tend is replaced with cultivation, weeds are restrained, management cost of the camellia oleifera or the torreya grandis is reduced, the utilization rate and the copping index of the forest land are improved and economic benefits are increased.

The invention discloses a method for continuously extracting torreya grandis flavone and essential oil from torreya grandis aril. The torreya grandis aril is taken as a raw material, and torreya grandis flavone and essential oil products are obtained through four steps of cleaning breaking, steam explosion treatment, subcritical water level extraction and separation purification. According to the method, a steam explosion pre-treatment technology and a subcritical water extraction technology are applied to the torreya grandis flavone and essential oil active ingredient research, continuous extraction of torreya grandis flavone and essential oil is realized, not only is the extraction ratio increased, but also the problems of long extraction time, residual solvents, environmental pollution and the like are solved, and the content of alpha-pinene in the essential oil product is quite high.

The invention discloses a handheld torreya grandis fruit picker which comprises a hollow rod, a handle, a front clamping plate and a rear clamping plate. An upper clamping jaw and a lower clamping jaw are arranged between the front clamping plate and the rear clamping plate and are rotatably connected onto the front clamping plate and the rear clamping plate by rotary pins, a blade is arranged at the left end of the upper clamping jaw, a cutter head is arranged at the left end of the lower clamping jaw, extending sections which inwardly extend are respectively arranged at the right end of the upper clamping jaw and the right end of the lower clamping jaw, two oblong holes are respectively formed in the extending section of the upper clamping jaw and the extending section of the lower clamping jaw and sleeve a traction pin in a front-back staggered manner, the traction pin is connected with one end of a stay wire, the other end of the stay wire penetrates the hollow rod and is fixed onto a pull handle by the aid of a pulley, and a spring is arranged between the extending sections and the left end of the hollow rod. The handheld torreya grandis fruit picker has the advantages that the torreya grandis fruit picking distances can be prolonged, torreya grandis fruits can be grabbed by the upper clamping jaw and the lower clamping jaw, the blade and the cutter head can be exactly aligned with fruit connecting stems of the torreya grandis fruits and shear the fruit connecting stems of the torreya grandis fruits, accordingly, the handheld torreya grandis fruit picker is high in labor productivity, and pickers can safely pick the torreya grandis fruits without climbing to branches.

The invention discloses an essential oil mosquito repellent, comprising the following components in percentage by weight: 5-10% of aspic oil, 2-8% of torreya grandis essential oil, 1-10% of wormwood oil, 2-8% of chamomile oil, 2-10% of tea tree oil, 1-4% of lemon-grass oil, 1-2% of thyme oil, 1-10% of glycerol, 1-20% of ethanol, and the balance of diluent and deionized water. The above raw materials are mixed uniformly to prepare the product namely the essential oil mosquito repellent, and the product can be directly applied to skins, is natural and non-irritant, and does not have any injurious effect at all on the skins.

The invention relates to a torreya grandis seed after-ripening treatment method for promoting embryo development, used for gymnosperm taxaceae torreya.. Pearlite or river sand is soaked by clear water under the condition that no water is dropped when the pearlite or the river sand is held by hands and a soaked pearlite or river sand layer is paved at the bottom of a container, then torreya grandis seeds are placed in a layer way, and the soaked pearlite or river sand layer is covered on the torreya grandis seeds, and then other seeds are placed again, and then the soaked pearlite or river sand layer is covered on the seeds by parity of reasoning until the upper part of the container is covered by the pearlite or river sand layer; then poikilothermic treatment is carried out for 90-100 days; inspection is carried out and the pearlite or river sand is maintained to be moist, and no water is accumulated; after the seeds are subjected to after-ripening treatment for 90 days by adopting the method, not only reaches embryo development rate up to more than 95%, and dissection shows that torreya grandis grow to a fresh green mature embryo with the length of being about 2cm from a flavescent young embryo with the length of being about 0.001cm and the size same as that of a needle point, and the mature embryo almost penetrates trough the whole torreya grandis seed; and secondly, the torreya grandis seed after-ripening treatment method disclosed by the invention is applicable to sowing, raising seedling and tissue culture of the mature embryo, cotyledons, embryo, embryonic axis and endosperm of the torreya grandis and is also applicable to all torreya plants in the world.

The invention discloses a lifting mechanism of an automatic Torreya grandis nut picker, which belongs to the technical field of Torreya grandis nut picking machinery and is characterized by comprising a base. Three shear fork mechanisms are installed on the base, wherein the first shear fork mechanism and the second shear fork mechanism are disposed at the left end and the right end of the base and parallel to each other, the third shear fork mechanism is disposed between the first shear fork mechanism and the second shear fork mechanism and perpendicular to the first shear fork mechanism and the second shear fork mechanism, and the three shear fork mechanisms form an H-shaped structure. The lifting mechanism has the advantages of convenience and reliability in picking, safety in use and the like.

The invention belongs to the field of molecular biology DNA (Deoxyribonucleic Acid) marker technology and application, and particularly relates to specific primers and a screening method for an EST-SSR (Express Sequence Tag-Simple Sequence Repeat) marker of a torreya grandis transcriptome sequence. The screening method comprises the following steps: firstly, assembling fine torreya grandis seed kernel and circular torreya grandis seed kernel transcriptome data by adopting Trinity software to obtain a transcript sequence; secondly, carrying out SSR site research on Unigene with 1kb or above obtained by screening by using an MISA (MIcroSAtellite identification tool) program, and carrying out screening and separating on 2 to 6 base repeat units and repeat times according to microsatellite fragments with repeat times of 9, 8, 5, 5 and 5 in sequence, thereby obtaining an ESTs sequence with microsatellite repeat; thirdly, designing the primers by using a Primer 3 program; finally, comprehensively evaluating repeatability, stability and polymorphism of the EST-SSR marker to obtain the EST-SSR marker. The specific primers disclosed by the invention can be used for conveniently and quickly analyzing germ plasm resources of different types and genetic diversity of interspecific and intraspecific torreya grandis.

The invention discloses a preservative and a fresh-keeping method for improving refrigerating fresh-keeping effect of fresh shrimps. The invention is characterized in that: the preservative is a plant essential oil soaking solution; the plant essential oil soaking solution is obtained by diluting a plant essential oil compound solution with water until the concentration of a mixture is 4-6ml/L; the plant essential oil compound solution consists of the following components in percentage by weight: 50 to 60 percent of tea tree essential oil, 25 to 35 percent of clove essential oil, 10 percent of eucalyptus leaf essential oil and 5 percent of torreya grandis essential oil; and the fresh-keeping method comprises the following steps of: soaking the fresh shrimps into 4-6ml/L plant essential oil soaking solution for 8 to 12 minutes, packing with fresh-keeping bags containing 0.8 to 1.2 mass percent inorganic nano antibacterial agent, and refrigerating at a low temperature. The invention hasthe advantages that: the quality guarantee period of the fresh shrimps treated and packed by using the method can be prolonged in the refrigerating process, good appearance and mouthfeel of the freshshrimps are maintained, and the normal flavor of the shrimps is not affected; and the raw materials for the preservative are green and edible, so the preservative is safe and does not harm human body.

The invention discloses a method for promoting torreya grandis to be naturally pollinated. The method comprises the following steps: selecting scions of male torreya grandis in different flowering stages, and respectively adaptively grafting onto the lower branches of female stock plant, thus meeting the demand of female torreya grandis at different flowering stages. Through the reasonable flowering stage arrangement of the female torreya grandis and the male torreya grandis, the monoecism of torreya grandis can be artificially promoted by adopting a method for grafting the scions of the male torreya grandis below the lateral branches of the female plant, so that the natural pollination can be realized, and the problems that the current torreya grandis orchard is bad for natural pollination, the cost for artificially assisted polliination is overhigh, and the pollination is untimely due to short flowering stage can be solved. The purposes of completely realizing natural pollination in the torreya grandis orchard, saving labor force, increasing the number of fructified plants in the torreya grandis orchard and improving the yield can be achieved.

The invention discloses a torreya grandis peeling device with a screening function. The torreya grandis peeling device comprises a box, the top surface of the box is sleeved with a first barrel, the first barrel is fixedly connected with the box, a barrel door is arranged on the surface of the barrel, one side of the barrel door is fixedly connected with the first barrel through a hinge, a first motor is fixedly connected to one side of the first barrel, a rotating shaft of the first motor penetrates through the side wall of the first barrel and is arranged in the first cylinder, the rotatingshaft of the first motor is rotatably connected with the first barrel, a second circular plate and a first rotating shaft sleeve the rotating shaft of the first motor, the second circular plate is fixedly connected with the rotating shaft of the first motor, and multiple second cutter heads are fixedly connected to one side of the second circular plate. Torreya grandis is peeled through first cutter heads and the second cutter heads, the torreya grandis and torreya grandis peel are screened through a second material guide plate and a first screen, screening is conducted during peeling, and thetorreya grandis peeling device is convenient to operate and high in work efficiency.

The present invention discloses an extraction system of torreya grandis essential oil and a use method of the system. The system comprises a stirring tank, a distillation kettle, a condenser, a cooler, a first oil-water separator, a second oil-water separator, an essential oil storage tank, a liquid storage tank, a residue treatment system, a peristaltic pump, a filter mechanism, a first valve, asecond valve, a third valve and a fourth valve; a first heating coil pipe is arranged in the stirring tank; a discharge port of the stirring tank is connected with a feed port of the distillation kettle through a first pipeline; a steam outlet of the distillation kettle, the condenser, the cooler, and the first oil-water separator are sequentially connected from front to rear; an oil outlet port of the first oil-water separator is connected with an inlet of the second oil-water separator; an oil outlet of the second oil-water separator is connected with the essential oil storage tank; and a water outlet of the first oil-water separator and a water outlet of the second oil-water separator are connected with the liquid storage tank. Compared with the prior art, the system can be used to reduce resource waste and environment pollution, and the extraction of the essential oil is thorough.

The invention provides a compound pesticide applied to vegetable cultivation and a preparation method thereof, and belongs to the technical field of pesticides. The compound pesticide is prepared from the following raw materials in parts by weight: peanut shell, waste shii-take sticks, poultry manure, cortex pseudolaricis, artemisia argyi, jasmonic acid, calcium chloride, diatomite and an insecticide, wherein the insecticide is prepared from the following raw materials in parts by weight: 0.5-3 parts of columbianetin, 10-30 parts of torreya grandis fruit, 10-30 parts of amaranthus mangostanus, 5-20 parts of buttercup, 5-20 parts of pomegranate peel, 5-20 parts of ailanthus altissima, 5-15 parts of berchemia, 3-12 parts of wild tobacco, 3-12 parts of hellebore, 3-12 parts of uniflower swisscentaury root and 1-10 parts of verbena. The compound pesticide is applied to the vegetable cultivation, can control a variety of diseases and insect pests, including black spot, anthracnose, leaf spot, plutella xylostella, bactrocera cucurbitae and the like, significantly improves the disease-resistant and insecticidal capabilities of a variety of vegetables, and is stable in pesticidal efficacy.

The present invention belongs to the processing field of agricultural and sideline products and particularly relates to a processing method of torreya grandis. The processing method includes that TBHQ is added and used in the frying process of the torreya grandis seeds. The processing method effectively solves the problem of lipid oxidation rancidity during the frying process of the torreya grandis seeds and can improve the quality of the fried products of the torreya grandis.

The invention relates to a method for extracting torreya grandis aril volatile oil, and particularly relates to a method for extracting torreya grandis aril volatile oil combining enzyme fermentation with continuous countercurrent ultrasonic. The treatment steps comprise: drying torreya grandis aril in shade, adding 0.5-1 time by mass of acetic acid/sodium acetate buffer solution dissolved with biological enzyme, wrapping a thin film, and fermenting at 40-50 DEG C for 2-4 days; putting the fermented raw material in a continuous countercurrent ultrasonic device, adding a 50-60% ethanol solution with a solid-to-liquid ratio of 1:(4-6), carrying out continuous countercurrent ultrasonic extracting at 60-70 DEG C and 20-40 KHz for 2-3 hours, performing solid-liquid separation to obtain an extracting solution, and vacuum concentrating the extracting solution to obtain a concentrated solution; extracting the obtained concentrated solution by use of an organic solvent for 2-3 times, mixing the extract liquor, drying the mixed extract liquor through anhydrous sodium sulfate, and vacuum concentrating to obtain the torreya grandis aril volatile oil. The method provided by the invention can be used for improving the dissolution rate of the torreya grandis aril volatile oil and reducing the dosage of solvent, the process is simple, the reaction conditions are moderate, and the quality of the extracted torreya grandis aril volatile oil is excellent.

The invention belongs to the technical field of forestry planting, and specifically discloses a high-efficiency grafting method for torreya grandis. The method comprises the following steps: (1) performing preparation: selecting seedlings of 2-3-year-old torreya grandis at late February to late March, and cutting off parts located 5-10 cm above rhizomes of the seedlings of the torreya grandis to obtain a rootstock; and cutting 1-1.5-year-old tender branches from an excellent-quality mother tree as scions, wherein a length of each scion is 6-10 cm; (2) treating the rootstock: performing vertically-downward chopping from the middle part of a cross section of the rootstock by using a cleft grafting knife, wherein a length of a chopped opening is 4-5 cm; (3) treating the scions: reserving 6-8leaves of the top of each scion, removing the rest, and cutting the lower part of each scion into a wedge shape; (4) binding up the scions: inserting the scions into the chopped openings of the rootstock, fastening the scions and the rootstock by using a clamping binding device, and performing winding by using a film; and (5) performing management after grafting: performing fertilization on grafted seedlings every 3-4 days, applying a long-acting insecticide and bactericide, and building a sunshade shed with light transmittance of 20%-30%. The method disclosed by the invention has high efficiency of grafting, and the grafted torreya grandis has a higher survival rate.

The invention belongs to the technology of plant growing and cultivating and particularly relates to a method for cultivating torreya grandis. Firstly, a proper torreya grandis cultivating field needs to be selected, transplantation can be carried out after torreya grandis seedlings are cultivated, and plants need to be managed after transplantation is completed. According to the method for cultivating the torreya grandis, large-scale and large-area cultivation of the torreya grandis can be achieved, cultivation investment is little, benefits are high, propagating plants are high in survival rate and survive easily, the bud forming year is early, and the high quality and high yield performance is strong.

The invention relates to an automatic peeling device for Chinese torreya green fruit. It solves technical problems such as unreasonable design of the prior art. It includes the equipment box, the ring-shaped green fruit conveying mechanism and the ring-shaped separation conveying mechanism. The rotation direction of the ring-shaped green fruit conveying mechanism is the same as that of the ring-shaped separation conveying mechanism. The receiving box at the bottom is provided with a waste box at the bottom of the equipment box under the other end, a green fruit cutting mechanism is arranged between the annular green fruit conveying mechanism and the equipment box, and a green fruit cutting mechanism is arranged between the annular green fruit conveying mechanism and the annular separating conveying mechanism. There is a mechanism for taking out the core. The advantages are: the structure is simple, the pulp and the core of the torreya green fruit can be separated, it is not easy to damage the torreya nut kernel, and the separation efficiency is high, which greatly replaces the traditional manual process of taking the core, and at the same time can ensure the separation of the pulp and the kernel. whole.

The invention provides a macadamia nut shell/Chinese torreya fruit shell bio-char which is high-adsorptivity bio-char prepared from macadamia nut shells and Chinese torreya fruit shells through anaerobic pyrolysis. A preparation method for the bio-char comprises the following steps: crushing the macadamia nut shells and the Chinese torreya fruit shells, carrying out sieving, uniformly mixing the sieved macadamia nut shells and the sieved Chinese torreya fruit shells according to a certain mass ratio, adding a dilute hydrochloric acid solution for soaking for 24 h, then adding a cesium nitrate solution, carrying out uniform mixing, sealing and standing for 12 h and then carrying out natural air drying; and subjecting naturally air-dried biomass to high temperature anaerobic pyrolysis so as to prepare the bio-char. With the bio-char prepared in the invention, the contents of lead, chromium, zinc and copper in water can be effectively reduced, and maximum removal rates of lead, chromium, zinc and copper in water can reach 81.8%, 82.9%, 86.3% and 85.1%, respectively.

The invention belongs to the technical field of torreya grandis processing equipment, particularly relates to a torreya grandis production drying device for food processing. Based on the problem thatan existing drying device is high in drying cost, the following scheme is proposed: the torreya grandis production drying device comprises a base; side plates are fixedly installed on two sides of thetop of the base; a motor located between the two side plates is fixedly installed on one side of the top of the base; a rotating rod is fixedly installed on an output shaft of the motor; the end, away from the motor, of the rotating rod is rotatably installed on the side plates; the rotating rod is fixedly sleeved with two first gears and a first chain wheel; bearings are fixedly installed on thesides, close to each other, of the two side plates; and the bearings are positioned above the motor. The torreya grandis production drying device is compact in structure and reasonable in design, torreya grandis can be effectively dried under the condition that only one motor is used, the torreya grandis processing cost is reduced, the practicability of the drying device is improved, and people can use the torreya grandis production drying device conveniently.

The invention relates to a plant nutrient solution, and concretely relates to a nutrient solution for improving the transplanting survival rate of Chinese torreya. The nutrient solution can be sprinkled to Chinese torreya trees. The nutrient solution comprises oral glucose, compound sodium nitrophenolate, Leffingwell, potassium dihydrogen phosphate and water. The nutrient solution can rise the transplanting forestation survival rate of Chinese torreya to above 90% from normal 70%, and realizes a highest rate of 96%, and has the advantages of no dropping and good growing of transplanted Chinese torreya nursery stocks, provision of support for a large-scale forestation technology, effective breaking of the bottleneck of difficult Chinese torreya plantation, solving of the problem of low survival rate of big seedlings of Chinese torreya, reduction of loss of foresters, reduction of soil balls in big seedling transplanting, convenient transportation and construction, and great reduction of forestation cost.