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104results about How to "Speed up progress" patented technology

Artificial half-salt water ecological breeding method of enteromorpha

The invention discloses an artificial half-salt water ecological breeding method of enteromorpha. The method comprises the following steps: (1) preparing an artificial half-salt water culture solution for later use; (2) cleaning yellow green enteromorpha for several times, sucking dry the surface moisture, and semi-drying a drying box in which samples are positioned in the shade; (3) disinfecting enteromorpha samples semi-dried in the shade in artificial salt water containing an iodine solution for several minutes, after sheared algae section treatment, putting the samples into a culture vessel containing the artificial half-salt water culture solution and an attaching substrate, and sealing by using a preservative film; (4) culturing in an illumination incubator; (5) introducing zooplanktons and adding food yeasts after divergent enteromorpha spores or gametes are fully attached to the attaching substrate, so as to form an ecological breeding system in the culture vessel. The artificial half-salt water ecological breeding method of enteromorpha disclosed by the invention is easy to operate, has the advantages of readily available raw materials, low price, low cost and extensive culture and is particularly suitable for enteromorpha-related researches in inland areas or labs.
Owner:HANGZHOU ENJOY ENVIRONMENTAL PROTECTION TECH

Method of utilizing straw to produce biomass fuel, corrugated paper and organic fertilizer

The invention relates to a method of utilizing straw to produce biomass fuel, corrugated paper and organic fertilizer. The method includes: cutting the straw, dusting through a dry process and a waterfilm, washing through hot water extraction for desanding, continuously boiling for hydrolysis, blowing and receiving, performing multistage countercurrent washing, jordaning at high concentration, treating fiber in a staged manner, concentrating long fiber, curing the long fiber, jordaning the long fiber, and using the long fiber to produce the corrugated paper; concentrating the short fiber, subjecting fine and broken fiber to enzymolysis, fermentation and distillation to produce cellulose alcohol, and separating waste mash for utilization. By the method, high-value comprehensive utilizationof each component of the straw is realized, wastewater COD biochemical degradability is high, inorganic salt accumulation is avoided, biogas is produced by high-concentration wastewater in the process and purified as natural gas, and low-concentration wastewater is recycled after being treated, so that a water system is a closed cycle, and there is no wastewater emission; a fine and broken fibercomponent is large in specific surface area and high in enzymolysis efficiency; the corrugated paper produced by a long fiber component is high in strength and quality, and cost of the cellulose alcohol can be lowered; biological natural gas and biomass particle fuel can reduce consumption of mineral fuel.
Owner:吴学军 +5

Three-cavity cervix balloon dilatation device

PendingCN107670166AIncrease strengthReduce pain timeBalloon catheterDilatorsFull Term PregnancyInjections needle
The invention discloses a three-chamber cervical balloon dilator, comprising: a balloon group, a rubber tube, an injection port and a plug; the first end of the rubber tube is connected to the injection port, the second end of the rubber tube is provided with a balloon group, and the The balloon group consists of a first balloon, a second balloon and a third balloon arranged in sequence at the second end of the rubber tube, the rubber tube is composed of a protective outer tube and an injection inner tube, and the rubber tube is located at the first balloon The first fixed opening, the second fixed opening and the third fixed opening are respectively set at the second balloon and the third balloon, wherein the first fixed opening, the second fixed opening and the third fixed opening are respectively connected with the three injection inner tubes The other ends of the three injection inner tubes pass through the protective outer tube and are fixedly connected to the injection interface, and the injection interface is provided with a needle core. The present invention can improve the ability of dilating the cervix to a greater extent, and has high application value for induction of labor in pregnant women with extremely low cervical score of full-term pregnancy or induction of labor in mid-term pregnancy.
Owner:孙利华

Methods for producing corrugated paper, natural gas and organic fertilizer from straws

The invention discloses methods for producing corrugated paper, natural gas and organic fertilizer from straws. The method for producing the corrugated paper includes: (1) cutting the straws; (2) dedusting by a dry method; (3) dedusting by a water membrane; (4) extracting and washing with hot water to remove sand; (5) hydrolyzing by continuous steaming; (6) sprinkling and collecting; (7) backwashing in multiple stages; (8) grinding into high-concentration liquid firstly; (9) ripening; (10) grinding into high-concentration liquid and low-concentration liquid; (11) producing the corrugated paper. The method for producing the natural gas includes the steps of: (1) subjecting high-concentration wastewater to anaerobic treatment; (2) subjecting the treated wastewater to aerobic treatment; (3) purifying marsh gas obtained from anaerobic treatment to obtain the natural gas. The method for producing the organic fertilizer is also provided. The methods for producing the corrugated paper, the natural gas and the organic fertilizer from straws are environmentally friendly, the wastewater obtained in the processes can be recycled, self-producing capability of pulp for industrial packing paperincluding the corrugated paper and the like can be improved, the difficulty of fibrous material shortage in our country can be alleviated, and reliance on imported waste paper can be reduced.
Owner:吴学军 +4

Preparation methods of chitosan and organic water-soluble fertilizer thereof

The invention provides an organic water-soluble fertilizer comprising a variety of macro elements and trace elements. With the organic water-soluble fertilizer, nutrients needed by crop growth can be comprehensively supplemented, crop better growth can be regulated, crop yield can be substantially improved, dose is low, and cost is low. The fertilizer has good popularization value. According to the organic water-soluble fertilizer, n-butanol and fatty alcohol polyoxyethylene ether are added as leaf penetration wetting agents, such that foliar absorption of nutrients can be improved, and fertility higher-efficiency utilization can be facilitated. A main component of the fertilizer is modified natural high-molecular polysaccharide with relatively high repelling and inhibiting effects against crop pests and diseases. The component can be used for replacing chemical insecticide or fungistat with toxic or side effect in traditional organic water-soluble fertilizers. The novel organic water-soluble fertilizer is safe and environment-friendly. The fertilizer can naturally degrade in the nature, and has the advantage of low dose. Compared to that of traditional organic water-soluble fertilizers, the cost of the organic water-soluble fertilizer provided by the invention is reduced by approximately 10%. The organic water-soluble fertilizer has the three advantages of high efficiency, environment friendliness, and low cost.
Owner:武汉禾之壮农业科技有限公司

Resistance large-scale accurate identification method for resisting brown plant-hopper in rice adult-plant stage

ActiveCN108811869ASpeed up progressEfficient resistance identification technologyHorticulture methodsAnimal husbandryBrown planthopperInsect
The invention discloses a resistance large-scale accurate identification method for resisting brown plant-hopper in a rice adult-plant stage, and belongs to the field of rice genetic and breeding. Theresistance large-scale accurate identification method for resisting the brown plant-hopper in the rice adult-plant stage comprises the following steps of (1) rice stubble sample preparation; (2) ricestubble sample planting; (3) excess insect inoculation identification; (4) management after insect inoculation; and (5) identification result assessment. According to the resistance large-scale accurate identification method for resisting the brown plant-hopper in the rice adult-plant stage, a 'rice stubble identification method' is established, and an efficient resistance identification technology is provided for breeding of rice resistance to the brown plant-hopper of various scales. In general, resistance breeding materials of large, medium and small sizes can be identified at a time and can also be identified repeatedly, a seedling period identification result in the adult-plant stage can be identified repeatedly, and the identification result is accurate, thereby effectively promoting the progress of a resistance genetic and breeding project.
Owner:GUANGXI UNIV
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