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228 results about "Ricinus" patented technology

Ricinus communis, the castor bean or castor oil plant, is a species of perennial flowering plant in the spurge family, Euphorbiaceae. It is the sole species in the monotypic genus, Ricinus, and subtribe, Ricininae. The evolution of castor and its relation to other species are currently being studied using modern genetic tools. It reproduces with a mixed pollination system which favors selfing by geitonogamy but at the same time can be an out-crosser by anemophily (wind pollination) or entomophily (insect pollination).

Method for preparing insect repelling organic fertilizer

This invention discloses a method for manufacturing an insecticidal organic fertilizer. The fertilizer is composed of human or animal excrement, straw powder, tree leaves, wine lees, drug residues, sawdust, edible fungi residues, furfural residues, lime powder, fermentation agent, phosphorus- and potassium-leaching bacteria, tobacco powder, Ricinus communis leaf powder, Zanthoxylum cake powder, Datura and Strychnos nuxvomica. The fertilizer has such advantages as wide raw material resources, low cost, convenient usage, abundant nutrition, low fertilizer application amount, high efficiency, no toxicity, no pollution and no residues.
Owner:白会新 +1

Nitrogen-fixing bacterial inoculant for improvement of crop productivity and reduction of nitrous oxide emission

ActiveUS20150101373A1High activityPromoting plant productivityBiocideBacteriaManihotAdemetionine
The present invention relates to methods of reducing chemical fertilizer usage and greenhouse gas nitrous oxide emission and to methods of improving plant growth rate and seed productivity in agriculture through the application of a novel artificially manufactured formula containing a nitrogen-fixing bacterium that efficiently colonizes non-legume plants in aerial parts and the root system. The bacteria inocula and methods are particularly suitable for plants in the genera Jatropha, Sorghum, Gossypium, Elaeis, Ricinus, Oryza and Manihot.
Owner:TEMASEK LIFE SCIENCES LABORATORY

Method and composition for treatment of hair loss

A composition and method for treating hair loss including glyceride of ricinus oil, eucalyptol, and mint oil. The treatment method includes the use of this composition periodically (three times per week) for a predetermined period of time (typically one month). The composition cleans the follicular area, reducing the concentration of DHT (dihydro-testosterone), thereby stimulating the growth of hair.
Owner:DISTRIBUTOR REVOLUTIONS

Berberine plant source insecticide and preparation method thereof

The invention relates to a berberine plant source insecticide and a preparation method thereof. The insecticide comprises the following raw materials in parts by weight: 40-50 parts of berberis root, 1-2 parts of phellodendron bark, 45-50 parts of purple common perilla and 2-3 parts of castor. The berberine plant source insecticide takes berberine in the berberis root and phellodendron bark as the insecticidal active component; and since berberine has photoactive toxicity for pests, and the toxicity of the berberine plant extract for pests is enhanced when the berberine plant extract is degraded under the activation of light, the invention enhances the drug effect of insecticide, prevents enduring residence in the environment and conforms to environment concordance required by no-pollution pesticides. The product of the invention has the advantages of no toxicity, no residue, wide materials sources and low production cost, has the effects of anesthetization, contact killing, stomach toxicity, systemic action and the like, has favorable integrated control effects of disinsection and bacteriostasis, can be widely used in the fields of agriculture, forestry, animal husbandry and the like, and is especially suitable for production of traditional Chinese medicinal materials, organic food, green food and no-pollution food.
Owner:NINGXIA ACADEMY OF AGRI & FORESTRY SCI

Comb tooth type ricinus communis combine harvester with fruit picking and straw fixed length fixed quantity and bundling functions

The invention relates to a comb tooth type ricinus communis combine harvester with fruit picking and straw fixed length fixed quantity and bundling functions. The combine harvester is reasonable in structure and integrates picking, separating and cleaning of castor seeds with fixed length segmentation, fixed quantity compaction and automatic bundling of straw. A comb tooth picking system and a feed-in disc type header system are located at the front end of a harvester body, a separating and cleaning system and a hob type fixed length segmentation system are located at the middle end of the harvester body, and fixed quantity compaction and bundling systems are located at the rear end of the harvester body; a comb tooth picking device which rotates anticlockwise is adopted for the comb tooth picking system to pick off the castor seeds and send the castor seeds to the separating and cleaning system, the castor seeds after being collected and separated through a grain collection bin are arranged below an outlet of the separating and cleaning system, a divider is arranged in the front of the harvester body, ricinus communis straw is fed into the disc type header system, the cutoff straw is fed into the hob type fixed length segmentation system through a stalk lifting conveyer belt, and an outlet of the hob type fixed length segmentation system is connected with the fixed quantity compaction and bundling systems; all the systems are driven by a power device through corresponding transmission devices.
Owner:QINGDAO TECHNOLOGICAL UNIVERSITY +1

Combined remediation method for heavy metal contaminated soil

The invention provides a combined remediation method for heavy metal contaminated soil. The method includes the steps that charcoal base fertilizer is applied to the heavy metal contaminated soil, and the charcoal base fertilizer and the soil are evenly mixed and then aged; after ageing is over, ricinus communis is planted, then a microorganism complex microbial inoculant is inoculated into the soil, and the ricinus communis is overall removed after ricinus communis fruits are harvested; after the ricinus communis plant is overall removed, charcoal base fertilizer is applied again into the soil where the ricinus communis is planted, and the charcoal base fertilizer and the soil are evenly mixed and aged; after ageing is over, a willow is planted, a microorganism complex microbial inoculant is inoculated into the soil, and the willow is overall removed after a certain period; and the steps are executed cyclically and repeatedly until the content of heavy metal in the soil reaches the safety standard. The combined remediation method is good in soil governing effect, fast in effect taking, short in time, capable of beautifying the environment while the heavy metal contaminated soil is governed and high in practicability.
Owner:HENAN XINGZHI PATENT SERVICE CO LTD

Traditional Chinese medicine pesticide

InactiveCN105532763AAffect enzyme activityAffect cell activityBiocideDead animal preservationSophora RootRicinus
The invention provides a nuisanceless traditional Chinese medicine pesticide which has good insecticidal effects, does not cause resistance to a pesticide, has long action time and can promote crop growth. The traditional Chinese medicine pesticide comprises, by weight, 10-60 parts of melia root bark extract, 10-60 parts of Celastrus angulatus velamen or bark extract, 10-60 parts of derris velamen extract, 10-40 parts of extract of root of Stellera chamaejasme, 10-50 parts of extract of root of Caulis Spatholobi, 10-50 parts of root or leaf extract of Tripterygium wilfordii Hook. f., 20-50 parts of castor bean extract, 20-50 parts of yellowish sophora root extract, 20-50 parts of croton seed extract, 20-50 parts of extract of seed case of Chinese prickly ash, 20-50 parts of tea seed bran extract, 20-50 parts of fructus cnidii extract and 20-50 parts of radix stemonae extract. The above extract products are organic solutions obtained through an ethanol extraction method.
Owner:郑晓锋

Structure type flame-proof polyol prepared with ricinus oil and uses in polyurethane foam plastics

InactiveCN101508938AImproved flame retardant performance of rigid foamSimple processFatty acid esterificationAlcoholCombustion
The invention relates to a structural type flame retardant polylol prepared by castor oil and the application thereof in urethane foam plastics. The structural type flame retardant polylol is characterized by being prepared by the method: the castor oil and low molecular alcohol have alcoholysis reaction under the condition that catalyst exists and then are added with bromine for bromination reaction, so that brominated castor oil polylol is obtained, wherein, the hydroxyl value is 100-600mgKOH / g, the iodine value is 1-20, the acid value is 0.1-20.0mgKOH / g, and the content of bromine in the product is 10-35wt%. The invention has the advantages of being lower in cost and simple in technique, obviously improving the flame retardance of rigid polyurethane foam as well as dropping no liquid, keeping the shape and being low in smoke density when in combustion, etc.
Owner:HONGBAOLI GRP CO LTD

Special fertilizer for tomatoes and preparing method thereof

The invention discloses special fertilizer for tomatoes. The special fertilizer is prepared from, by weight, 20-50 parts of urea, 20-40 parts of monoammonium phosphate, 15-35 parts of potash magnesium sulphate fertilizer, 5-15 parts of monopotassium phosphate, 1-3 parts of manganese sulfate, 1-2 parts of ferrous sulfate, 5-15 parts of calcarea carbonica, 1-5 parts of dolomite powder, 5-15 parts of attapulgite clay, 5-10 parts of kaolin, 40-60 parts of pig manure, 15-30 parts of humic acid, 20-40 parts of maize straw, 8-17 parts of cedarwood charcoal, 5-10 parts of ricinus communis residues, 5-15 parts of bone dregs, 5-10 parts of rape seed cakes, 0.1-0.4 part of bacillus licheniformis, 0.01-0.08 part of bacillus subtilis, 0.02-0.07 part of streptomyces griseus, 0.01-0.05 part of streptomyces jingyangensis, 0.02-0.09 part of metalloprotease, 0.01-0.015 part of phytase and 30-40 parts of water. The invention further discloses a preparing method for the special fertilizer for the tomatoes. The fertilizer is good in slow release effect and yield-increasing effect, and the disease resistance of the tomatoes is high.
Owner:天长市翔净蔬菜种植发展有限公司

Ricinus oil groups insecticide

The invention discloses a pesticide of castor oil group, comprising castor oil, raw pesticide, emulsifier, solvent and assistant in complex formulation, which is characterized in that as the main pesticide material and carrier, castor oil is produced into a series of pesticide of castor oil pesticide group of different classes and purposes by selective compatibility and preparation of the castor oil itself or with raw pesticide of different classes. The pesticide of castor oil group has the advantages of overcoming the deficiency of harm to human and livestock, environment pollution, limited resource and high price of the prior pesticide products, having abundant sources, low price, safety, broad spectrum, high efficiency, low mammalian toxicity, low residue and non-pollution.
Owner:NINGBO ZHONGBEI BIOTECH DEV

Agropolymer containing a carbohydrate and silica matrix from plants

The present invention relates to novel agropolymers, which comprise a carbohydrate and / or silica matrix substantially devoid of proteins, tannins and polyphenols and which comprise metal binding reactive sites. A method of producing the agropolymers is also disclosed wherein the agropolymers are derived from plant materials such as seed coats, seed covers, husks, or hulls of various agricultural crops. The agricultural crops typically used to produce the agropolymers include Oryza sativa, Panicum miliaceum, Setaria italica, Cajanus cajan, Vigna mungo, Vigna radiata, Triticum sp., Ricinus communis, Helianthus annus, Gossypium sp., and Arachis sp. The agropolymers of the present invention are capable of purifying aqueous solutions polluted or contaminated with metals and / or ions. Thus, the present invention also discloses a method whereby agropolymers are used in the purification of contaminated water and other aqueous solutions. The agropolymers disclosed herein are useful in several industrial applications including purifying polluted drinking water or ground water.
Owner:BIJAM BIOSCI

Plant-sourced medicinal fertilizer

The plant originated medicated fertilizer has pesticide components from plant or plant extract with pesticide function and nutritious components from industrial and agricultural wastes through harmless treatment. The plant originated medicated fertilizer consists of flavescent sophora root, matrine, castor, chicken excrement, brown coal, peanut shell, chestnut shell, bean cake, wheat bran, starch, etc. in certain proportion. It has the functions of increasing yield, killing pest, improving soil, etc. and is especially suitable for producing green agricultural products.
Owner:毕军

Traumatic injury plaster

The invention discloses a traumatic injury plaster. The plaster comprises Chinese herbal medicines of: 6 to 9g of radix notoginseng, 6 to 9g of dried ginger, 6 to 9g of incised notopterygium rhizome and root, 6 to 9g of stiff silkworm, 6 to 9g of saposhnikovia divaricata, 10 to 14g of raw radix aconite, 10 to 14g of raw aconitum kusnezoffii, 2 to 4g of centipede, 6 to 9g of trigonobalanus, 6 to 9g of zedoary, 6 to 9g of safflower, 6 to 9g of peach seed, 6 to 9g of galangal oleoresin, 6 to 9g of drynariae baronii, 6 to 9g of red peony root, 6 to 9g of ricinus communis, 6 to 8g of curcuma, 10 to 14g of raw nux vomica liquid medicine, 6 to 9g of pangolin scale, 6 to 9g of clove fruit, 6 to 9g of cinnamomum cassia, 6 to 9g of borneol, 6 to 9g of frankincense, and 1 to 3g of forest musk. With the traumatic injury plaster provided by the invention, traumatic injuries can be well treated; and arthralgia, fractures, dislocation, beriberoid pyretic arthralgia, tuberculosis, tortoise back and chest, and nameless swellings with negative symptoms can be treated.
Owner:周荣萍

Method for dissolving fiber of natural silk

The invention discloses a method for dissolving a fiber of natural silk. The method comprises the following steps of obtaining a sericin-removed pure silk fibroin fiber from the silk through a degumming process; afterwards, putting the degummed silk in a solution of which trifluoroacetic acid is used as a solvent main body, and agitating an obtained mixture in a normal-temperature condition to obtain a regenerated silk fibroin solution, wherein the mass percent of silk fibroin in the solution is 0.1 to 50.0 percent. Not only does the method provided by the invention have direct and high-efficiency dissolving capacity and have quite good dissolving effects on mulberry silk, tussur silk, ricinus silk, yamamai silk and the like at the same time, but also a dissolving solution of the silk has wide processibility and can be made into a thin film, a porous material, a nano fiber, a filament and aquogel; therefore, the process is one practical method for Regeneration processing and modifying the silk.
Owner:宁波芸生纺织品科技有限公司

Granulated abamectin nematocide

The granulated Abamectin nematocide has Abamectin as main nematocidal component, castor seed cake powder as carrier, adhesive, stabilizer, coloring agent and pH regulator in optimal propertion and is produced through a combined extruding and adsorbing granulation process. It has high efficiency and low toxicity and may be used to prevent and treat various kinds of nematodes. The crushed castor seed cake powder is used as carrier and contains nitrogen, phosphate and potash essential for plant. So, it has both functions of killing nematodes and fertilizing plant.
Owner:于建垒

Preparation of rare earth chloride from long-chain fatty acid extracting transformation and back-extraction process thereof

The present invention uses rare earth sulfate obtained by using sulfuric acid to roast immersion liquor magnesia to regulate pH value to 3-4 and removing iron and impurity as raw material, and uses long-chain fatty acid, cosolvent and sulfonated kerosene to form orgnaic phase, the long-chain fatty acid is dehydrated on non-dehydrated ricinus oil fatty acid, and uses ammonia water, sodium hydroxide, ammonium hydrogen carbonate or sodium carbonate to make saponficiation, and adopts multi-stage extraction and washing processes to obtain the invented rare earth chloride solution whose concentration is greater than 200 g / l, acidity pH is 1-2 and sulfuric acid radical is less than 0.02%, and the rare earth yield is greater than 99%.
Owner:BAOTOU RES INST OF RARE EARTHS

Products For Receptor Mediated Activation And Maturation Of Monocyte-Derived Dendritic Cells By A Phosphorylated Glucomannane Polysaccharide

Phosphorylated glucomannan polysaccharide compositions are shown to effectively enhance healthy immune function. Dosage forms including pills, sprays, functional foods and cosmetics may achieve this benefit while being essentially free of storage protein from nongerminated seeds of Ricinus communis.
Owner:CANTABRIA GROUP LCC

Soybean cultivation by distant grafing and vegetative hybridization

A method for culturing the new variety of soybean by distant grafting and asexual hybridization includes such steps as providing strong yam stem (or castor stem) stock, providing soybean sprout as scion, grafting the scion onto said stock, culturing, natural blossoming and fruiting, collecting the seeds, natural sowing, choosing the plants with obvious character variation, collecting their seeds, sowing, and repeating the steps until the chosen characters have stable inheritance. Its advantages are high yield and high resistance to diseases.
Owner:商丘市国佳农业科技有限公司

Restoration method for industrial waste land soil heavy metal contamination

The invention provides a restoration method for industrial waste land soil heavy metal contamination. Charcoal base fertilizer and a microorganism complex microbial inoculant are applied to heavy metal contaminated soil, and the charcoal base fertilizer, the microorganism complex microbial inoculant and the soil are evenly mixed and then aged; after ageing is over, a willow is planted, and the willow is overall removed after a certain period; after the willow is overall removed, charcoal base fertilizer and a microorganism complex microbial inoculant are applied to the soil where the willow is planted again, and the charcoal base fertilizer, the microorganism complex microbial inoculant and the soil are evenly mixed and aged; after ageing restoration is over, ricinus communis is planted, and the ricinus communis is overall removed after ricinus communis fruits are harvested; and the steps are executed cyclically and repeatedly until the content of heavy metal in the soil reaches the safety standard. The restoration method is good in soil governing effect, fast in effect taking, short in time, capable of beautifying the environment while the heavy metal contaminated soil is governed and high in practicability.
Owner:福建沃土环保集团有限公司

Structure type flame-proof ricinus oil based polylol and uses in polyurethane foam

InactiveCN101508939ALow costImproved flame retardant performance of rigid foamFatty acid esterificationCombustionAlcohol
The invention relates to a structural type flame retardant castor oil base polylol and the application thereof in urethane foam. The structural type flame retardant castor oil base polylol is brominated castor oil prepared by the reaction between the castor oil and bromine, or is obtained by ester exchange reaction between the brominated castor oil and low molecular alcohol. The rigid polyurethane foam prepared by adopting the two structural type flame retardant castor oil base polylols has the advantages of obviously improved flame retardance as well as dropping no liquid, keeping the shape and being low in smoke density when in combustion, etc. The invention can be used for producing the products such as polyurethane thermal insulating material, damping material, sealing material, etc.
Owner:HONGBAOLI GRP CO LTD

Ricinus communis beta-ketoacyl-ACP synthase nucleic acids

By this invention, compositions and methods of use of Ricinus communis cDNAs encoding beta-ketoacyl-ACP synthase, are provided. Also of interest are plants, plant parts and plant cells comprising the nucleic acid sequences.
Owner:MONSANTO CO (MONSANTO CY)

Method for preparing nano TiO2 composite leather greasing agent with ultraviolet protecting function

The invention discloses a method for preparing a nano TiO2 composite leather greasing agent with an ultraviolet protecting function. At present, the research on the application of nano TiO2 and hydrogenated ricinoleic acids to the leather greasing agent has been rarely reported at home. Rutile nano TiO2 with an excellent anti-ultraviolet capability is prepared by adopting a chemical precipitation method, and is modified with the hydrogenated ricinoleic acids, and modified rutile nano TiO2 and maleic anhydride react to obtain the TiO2 composite leather greasing agent with the ultraviolet protecting function. The ultraviolet protecting performance is realized by the hydrogenated ricinoleic acids and rutile nano TiO2. The hydrogenated ricinoleic acids are ricinus oil derivates, and the greasing agent manufactured in such a way that double bonds in molecules of the hydrogenated ricinoleic acids are subjected to hydrotreating is excellent in ultraviolet protecting performance. An electron hole formed in the surface of the rutile nano TiO2 has the advantages of relatively high recombination speed and relatively high UV-shielding capability, and the leather is provided with the ultraviolet protecting function.
Owner:SHAANXI UNIV OF SCI & TECH

Organic fertilizer and preparation method thereof

The invention discloses organic fertilizer and a preparation method thereof, and belongs to the technical field of organic fertilizer preparation. The organic fertilizer is prepared from 30-80 parts of ailanthus, 40-80 parts of castor beans, 50-80 parts of Sichuan pepper, 15-40 parts of waste residues, 10-30 parts of earthworm powder, 4-8 parts of biological bacteria, 2-6 parts of trace elements, 1-3 parts of water-retaining agents, 1-3 parts of wetting and dispersing agents and 1-3 parts of penetrating agents. By means of the organic fertilizer, diseases and insect pests can be effectively prevented, nutrition can be balanced, the soil environment is improved, rapid and healthy growth of crops is facilitated, the growth cycle is shortened, and the crop yield is improved.
Owner:广西农垦立新农场有限公司

Method for promoting ricinus communis to repair cadmium-zinc combined polluted soil

The invention discloses a method for promoting ricinus communis to repair cadmium-zinc combined polluted soil. The method is characterized in that firstly, according to the method, seeding of annual ricinus communis is conducted on the heavy metal cadmium-zinc combined polluted soil according to the density of 1.5 m*1.0 m; then when the ricinus communis grows for 90 days, 200 g of mushroom dreg (200 g / plant) is added to the root part of each plant of ricinus communis, and cultivation is conducted according to a conventional method; and afterwards, the ricinus communis is harvested after the ricinus communis grows for 120 days and are mature, and concentrated high-concentration heavy metal in the ricinus communis can be removed, wherein according to the heavy metal pollution indexes of the cadmium-zinc combined polluted soil, the content of Zn is 141 mg / kg-1618 mg / kg, and the content of Cd is 0.50 mg / kg to 2.37 mg / kg. According to the method, the mushroom dreg can be added to increase soil organic matter and improve soil fertility, and the repairing efficiency of the ricinus communis for the cadmium-zinc combined polluted soil can be promoted.
Owner:SHANGHAI UNIV

Diacylglycerol acyltransferase and its use to preferentially incorporate fatty acids into diacylglycerol

The gene for the diacylglycerol acyltransferase (DGAT) from Ricinus communis L., the castor plant, has been isolated, cloned, and used to transform other plants and micro-organisms. When the gene is expressed in a heterologous system, the corresponding DGAT protein is active and shows unusual and selective action for hydroxylated fatty acyl glycerides. DGAT carries out the final step in castor oil biosynthesis, and is believed to be largely responsible for many of the attributes of castor oil, making it an excellent candidate for industrial uses. This invention makes it possible to enhance the oil-producing capacity of other plants and micro-organisms.

Method for producing carbon fiber with castor seed shells and castor straws as raw materials

InactiveCN103539115AReduce pollutionOccupation mitigationCarbon compoundsCastor SeedFiber
The invention relates to a method for producing carbon fiber with castor seed shells and castor straws as raw materials. The method comprises the following steps of drying, crushing and soaking, carbonizing, activating, washing, separating-out of metallic elements, drying and the like with calcium chloride as an activating agent and hydrochloric acid as an additive, thus preparing the carbon fiber. The method has the advantages of wide source of raw materials, low production cost, simple process, high product yield and high intensity.
Owner:张京三

Method for preparing high-purity ricinus oil according to chromatographic separation

The invention provides a method for preparing high-purity ricinus oil according to chromatographic separation. The method comprises the following steps: (1) selecting a proper stationary phase, and filling a glass column of an appropriate inside diameter with the stationary phase uniformly to obtain a chromatographic column; (2) preparing eluents of different polarity gradients, and diluting a ricinus oil crude product with the eluents according to a certain proportion; (3) loading according to a dry or wet method; (4) conducting gradient segmented elution on a sample with the eluents of different polarities at an ordinary temperature, wherein in each gradient, Rf is 0.1 to 0.9, the Delta Rf of separated components is larger than 0.1, the pressure is normal pressure to 1 MPa, the elution flow velocity is 0.1 to 8 cm / min, and the ricinus oil crude product interacts with the stationary phase via chromatography, so as to realize separation; (5) analyzing each obtained component, and carrying out collection, concentration, decolorization and pressure filtration to obtain high-purity ricinus oil, wherein the fatty acid in the fat of the ricinus oil contains 99% or higher of ricinoleyl alcohol, and the fat of the ricinus oil contains 98% or higher of ricinoleyl alcohol triglyceride.
Owner:NANJING WELL CHEM

Saline alkali soil amendment

A related saline alkali soil amendment comprises, in parts by weight, 5-50 parts of weathered coal, 10-12 parts of ricinus communis shell, 12-16 parts of straw, 7-10 parts of rock phosphate powder, 16-18 parts of a fertilizer, 3-5 parts of an adhesive and 2-4 parts of a water-retaining agent. The fertilizer comprises the following raw materials in parts by weight: 55-66 parts of urea, 15-18 parts of ammonium ferrous sulfate, 10-12 parts of aluminum sulfate, 3-5 parts of chelated iron, 3-5 parts of chelated boron and 3-5 parts of chelated zinc. Compared with the prior art, the saline alkali soil amendment is capable of improving soil saline-alkali property, retaining water and providing plant nutrients.
Owner:广西博白县琼达农业科技有限公司

Processing method for solvent extracting ricinus oil with methanol

The invention discloses a methanol leaching castor oil process method. Regulating castor seed choose is done after the cleaning of the castor seeds free from impurity as well as insect damage. The seeds are of shell removal, crush or pre-pressure to make part of castor oil. The castor oil is leached with the ultrasonic or physical field aided condition method. Under the ultrasonic condition, the castor oil is leached by the methanol leaching solute, which improves the existing solute leaching method, greatly shortens the leaching time, decreases the raw material consumption and lowers the experiment cost, thus being the new oil leaching method of the lower cost, short leaching time and high oil production rate. The invention solves the problems that current bio-diesel preparation method has high requirements to the oil, long technique procedure, large consumption of various raw materials, reagents and equipments, serious reagent pollution and high production cost.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Single pistillate castor vegetative propagation method

The invention provides a haplometrotic ricin asexual propagation method belonging to the crop heterosis utilization field. The invention is characterized in that: A. transplant and preserve the whole plant of single female ricin material which can not be sexually reproduced into the sunlight greenhouse before frost; B. cut hard branches with three leaves when the temperature is up to 20 DEG C in the next spring, dip the lower part of the ricin cutting into 2000 times solution of 20% a-NAA powder in 2 hours; C. root the hard branch of ricin in nursery bed containing fine sand or fine soil, the depth is 10-15cm; D. cultivate the cutting at 20-28 DEG C, under 70-80% humidity, with the moist substrate and scattered light; E. train the branches 5-10 days before being planted into field, increase the light and ventilation time. The invention not only has the merits of retaining precious ricin single female breeding material, but also breeding lots of single female ricin material many times using branches of single plant.
Owner:黄家祥
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