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97 results about "Red pine" patented technology

Description. Red pine is a coniferous evergreen tree characterized by tall, straight growth in a variety of habitats. It usually ranges from 20–35 m (66–115 ft) in height and 1 m (3 ft 3 in) in trunk diameter, exceptionally reaching 43.77 m (143 ft 7 in) tall. The crown is conical, becoming a narrow rounded dome with age.

Restoration method for damaged ecosystem in steep-slope area in water-level-fluctuating zone of reservoir

The invention relates to a restoration method for a damaged ecosystem in a steep-slope area in a water-level-fluctuating zone of a reservoir. The method comprises the following steps:when the impounded water level is at the lowest point, cleaning the upstream slope in the water-level-fluctuating zone, and manually tamping; digging planting holes at the top of the slope, and planting Chinese red pines and the like to form a multifunctional protective forest belt; digging planting grooves and planting holes within the range of the water-level-fluctuating zone, laying jute geotextile, planting vetiver within the range with the water-level-fluctuating depth of 2m to form a hedgerow; and mixedly planting vetiver and wire grass within the range with the water-level-fluctuating depth of 2-10m to form a combined vegetation slope restoration belt. The protective forest belt, the hedgerow and the combined vegetation slope restoration belt form a three-dimensional restoration space together, thereby ensuring that plants can take roots and restore in the steep-slope area in the water-level-fluctuating zone. By restoring the vegetation in large area, the invention effectively reduces the overland flow and the soil erosion, and improves the fertility and the properties of the soil, thereby restoring the damaged ecosystem. The invention has the advantages of convenient construction and less investment, can not be easily damaged by water, and is applicable to the water-level-fluctuating zone of a reservoir with large water-level-fluctuating range and precipitous topography.
Owner:HUAZHONG AGRI UNIV

Wear resistant high-strength corrugated board and preparation method thereof

The invention discloses a wear resistant high-strength corrugated board and a preparation method thereof. The corrugated board is formed by compounding upper-faced paper, a V-shaped corrugated core and lower-faced paper, the V-shaped corrugated core is composed of a corrugated core base layer and protective layers sizing on both sides of the base layer, the corrugated core base layer is prepared from the following raw materials in parts: 100 parts of red pine wood pulp, 30-50 parts of bamboo pulp, 20-30 parts of fluff pulp, 40-60 parts of waste paper pulp, 1-5 parts of cyclodextrin, 10-15 parts of oxidated cassava starch, 4-8 parts of composite reinforced fibers, 1-3 parts of cationic polyacrylamide, 0.01-0.1 part of sodium sorbate, 0.1-0.3 part of antimonous oxide, 0.1-0.5 part of poval,5-7 parts of polydimethylsiloxane, and each protective layer is prepared from the following components in percentage by weight: 40-60% of a hydroxylation graphene modified ylate emulsion, 5-10% of sodium caseinate, 20-30% of cationic rosin size and 15-20% of montmorillonite. The corrugated board has the high mechanical strength, excellent wear resistance, excellent shock resistance, excellent water resistance and excellent moisture resistance, has certain antibacterial and mildew-proof effects, the preparation technology is simple, operation is convenient and fast, and repeat sizing is not needed.
Owner:纸享家(上海)环保科技有限责任公司

Primer and method for detecting specificity of pine wood nematode in Chinese red pine died wood of illness, and application thereof

The present invention discloses a primer and a method for detecting a specificity of a pine wood nematode in a Chinese red pine died wood of an illness, and an application thereof, wherein a nucleotide sequence of an upstream primer of the specificity detection primer is represented by SEQID NO:1, a nucleotide sequence of a downstream primer is represented as SEQ ID NO:2. the primer of the invention is capable of separating the pine wood nematode from other 12 nematodes of the Chinese red pine fat wood and Chinese red pine as well as common four fungus and ten bacteria of the Chinese red pine. the invention also provides a method for implementing a PCR amplification of the pine wood nematode of the diseased wood directly without separation of the pine wood nematode from the diseased wood, after rubbing the diseased wood liquid nitrogen, by means of two cleavages of WLB and protease K, a DNA formwork for the PCR amplification will be obtained after purifying, the amplification efficiency will achieve 100%, a separation time is saved and a detection efficiency is improved. The detection method of the invention is simple and high-efficiency, has a high accuracy and the specificity; it is capable of being produced into reagent kits to popularize widely.
Owner:SOUTH CHINA AGRI UNIV

Method for preparing pine needle distilled and concentrated solution

The invention relates to a method for preparing pine needle distilled and concentrated solution. The pine needle distilled and concentrated solution can serve as medicaments and food and has obvious effect on people with hyperglycemia. The method comprises the following steps of: selecting red pine needles for performing preprocessing; performing distillation, condensation and oil-water separation on the preprocessed pine needles; performing secondary distillation and oil-water separation again; combining supernatants obtained by twice extraction; placing the obtained distilled supernatants in a shade for 10 to 40 days; ripening the supernatants to obtain softgel capsules or oral solution; and packaging to obtain the finished products. The pine needle distilled and concentrated solution can effectively help patients with the hyperglycemia maintain healthy blood sugar and has a total effective rate of treatment effects up to 87 percent according to experiments. The pine needle distilled and concentrated solution has the advantages of purely natural botanical extract products, simple extraction method, small equipment investment, readily available raw material, rich resources, economy and low price, and obvious effects on people with the hyperglycemia and development and application values.
Owner:SHENYANG YIFENGYUAN BIO TECH

Hydrogen peroxide stabilizing agent in Chinese red pine paper-pulp bleaching process

InactiveCN101429744AReduce Catalytic DecompositionReduce decomposition rateBleaching agents additionFiberEthylenediamine
The invention provides a hydrogen peroxide stabilizer used in the masson pine paper pulp bleaching process, which comprises the following raw materials in weight percentage: 5 to 10 percent of ethylenediamine tetraacetic acid, 5 to 7 percent of polyacrylic acid, 5 to 10 percent of diethylene triamine pentacetic acid, 5 to 10 percent of hydroxyl ethidene bis phosphoric acid, proper amount of sodium hydroxide, and the balance being deionized water. The preparation method comprises the following steps: the ethylenediamine tetraacetic acid, the polyacrylic acid, the diethylene triamine pentacetic acid and the hydroxyl ethidene bis phosphoric acid are mixed according to the ratio, added with the sodium hydroxide to adjust the pH value to between 6.0 and 6.5, and added with the deionized water until the blending ratio is 100 percent. The hydrogen peroxide stabilizer used in the masson pine paper pulp bleaching process can be used under the conditions of low alkalinity, medium alkalinity and high alkalinity, chelate metallic ions of manganese, iron and the like make the rate of dissolution of the stabilizer less than 15 percent; when the stabilizer is used for bleaching at a temperature of between 60 and 75 DEG C, the optical brightness value ISO of the masson pine paper pulp is more than 65; moreover, the stabilizer can avoid the fouling of system fibers and gluing matters.
Owner:JIANGXI SCI & TECH NORMAL UNIV

Chinese red pine seed storing method

ActiveCN102792804AAlleviate the shortage of good varietiesAlleviate the shortage of supplySeed and root treatmentRed pineRoom temperature
The invention discloses a Chinese red pine seed storing method which comprises the following steps: packaging fresh Chinese red pine cones in a ventilating snakeskin bag, keeping the snakeskin bag opened or stacking in a drying room and naturally drying in the shade; at the time of seeding and raising seedling, removing epicarp scale of the cones dried in the shade with a knife; spreading and sunning the cones with epicarp removed, overturning for 1-3 times every day, and recovering the seeds in time when the cones crack after 1-3 days. According to the invention, the Chinese red pine cones and seeds are simultaneously stored, and the seeds are taken out from the cones at the time of seeding and raising seedling; and because the stored seeds are in a sealed and stable environment wrapped by scales, the seed quality is ensured, and the germination ratio of the seeds reaches 85% after being stored for 270 days, is slightly superior to that of the seeds stored in 4 DEG C refrigerator, and obviously superior to that of seeds stored at room temperature. The method is low in cost, easy and simple to operate and high in seed germination ratio, effectively solves the problem that the basic-level production department has difficulty in seed storage, improves the seeding quality, and alleviates the situation that the demand on high-quality seeds of Chinese red pine exceeds supply.
Owner:GUANGXI FORESTRY RES INST

Painting timber taking Chinese red pine timber as raw material

The invention discloses a painting timber taking Chinese red pine timber as a raw material, belonging to the technical field of wood sheet material production. The painting timber comprises a degreasing procedure, a drying procedure, a burdening procedure, a sanding procedure, a repairing procedure, a painting procedure, a sanding procedure and a paint spraying. The painting timber provided by the invention has the beneficial effects that superfine micro Chinese red pine wood flour is utilized as a main raw material to repair timber, the painting material and the Chinese red pine timber are sufficiently fused into a whole, meanwhile, the proper amount of calcium bicarbonate, white emulsion, wheat flour and a solidified agent for the painting material are utilized for manufacturing the painting material, the painting material is fine, smooth and wet, and the adhesive force is strong; the painting material can be easily attached on the top through the rigid degreasing and drying, the eroded foundation is avoided, and the painting material does not contain contamination such as formaldehyde; the coating structure of a product provided by the invention is delicate and compact, the flame retardant property is strong, the painting is uniform, the impact resisting capacity is strong, a water-proof effect is good, the property of the Chinese red pine timber is improved, and the application range is also greatly increased; the economical value is fully displayed, and the wildness timber create conditions are protected.
Owner:重庆家和琴森木业有限公司
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