132results about How to "Strong ability to retain water and fertilizer" patented technology

The invention relates to a charcoal based plant cultivation substrate and a preparation method thereof, and belongs to the technical field of soilless culture. The invention adopts the specific scheme that: after being dried, biomass material is pyrolyzed to form charcoal particles under an anoxic and heating condition, potassium dihydrogen phosphate is used for neutralizing the alkalinity of the charcoal particles and filtering and drying are performed, and after a certain amount of inorganic fertilizer is added, the charcoal particles are fully mixed with inorganic filling material, organic filling material and organic fertilizer, namely the charcoal based plant cultivation substrate is obtained. The invention has the advantages that the physical chemical property is excellent, the nutrients are complete, the fertilizer efficiency is lasting, the moisture adjusting capability is strong, the cost is low, the ecological benefits are high, the suitability is strong, the application range is wide, and the charcoal based plant cultivation substrate is suitable for cultivation of various plants.

The invention discloses a microorganism passivator for repairing heavy metal pollution of soil and preparation and application thereof. A preparing method comprises the steps of fermentation and adsorption of strains. Specifically, bacteria solutions obtained after fermentation of bacillus megateriumvar.phosphaticum and bacillus subtilis LVLE-14 are mixed in proportion, then adsorption is conducted by means of a special adsorption carrier, and then mixing and smashing are conducted to obtain the microorganism passivator. The adsorption carrier comprises hydrolysis residues and biochar which are mixed and smashed according to a certain mass ratio. By the adoption of the microorganism passivator for repairing heavy metal pollution of soil, the content of available heavy metals in soil can be effectively reduced, and the number of microbial populations and plant yield are increased greatly. The method for repairing heavy metal pollution of soil by means of the microorganism passivator is in-situ repair, operation is easy, the cost is low, and industrialized implementation can be easily achieved; furthermore, the repairing effect is good, soil fertility can not be damaged, and the utilization rate of resources can be increased.

The invention provides an ionic rare earth mine tailing land improver, and a method for improving an ionic rare earth mine tailing land by utilizing the improver and reaching the purpose of vegetation reclamation by planting pennisetumpureum or hibiscus cannabinus. The improver comprises organic wastes of livestock manure or sludge and saw dust or straw biochar. With adoption of the method, the obstruction factors of vegetation reclamation such as low soil moisture and fertility preservation capacity, extremely low organic matter content and nutrient shortage caused by poor physical structure such as low soil clay content of the ionic rare earth mine tailing land, high content of sand grains with diameter greater than 5mm and high volume weight are effectively improved, and the vegetation reclamation of the ionic rare earth mine tailing land is realized; moreover, the improvement effect is lasting, the soil moisture and fertility preservation capacity is high, and the vegetation growth is good. According to the method, the soil of the tailing land can be improved, the pollution is controlled, and the ecological environment is protected; meanwhile, the common organic wastes are utilized as the improver, cyclic utilization of the wastes is realized, pennisetumpureum or hibiscus cannabinus is planted, and great economic values are obtained.

The invention discloses an improved fertilizer for saline and alkaline land and a preparation method of the improved fertilizer. The improved fertilizer for the saline and alkaline land is prepared from the following raw materials in parts by weight: 25-28 parts of maleic anhydride, 15-20 parts of citric acid, 20-30 parts of calcium superphosphate, 10-12 parts of a sodium ion adsorbent, 2-4 parts of a microbial agent, 25-32 parts of fulvic acid, 15-20 parts of a trace element fertilizer, 30-38 parts of a chicken manure fermentation fertilizer, 20-35 parts of peat, 3-5 parts of perlite, 5-8 parts of vermiculite and 20-25 parts of smashed straw particles. The invention further provides the preparation method of the improved fertilizer for the saline and alkaline land. According to the improved fertilizer for the saline and alkaline land, various soil improving measures can be synthesized, effects of reducing salt and alkali for the saline and alkaline land are good, the water content of the soil is high, the water retention property and the fertilizer retention property of the soil are good, besides, the survival rate of planted plants is high, and virtuous cycle of the soil of the saline and alkaline land is realized.

The invention discloses a cultivation method for intercropping green manure and konjak. The green manure and konjak are intercropped, wherein volatile substances secreted by the green manure can further kill germs, the substance secreted by root systems and microorganisms of the green manure plays an inhibition effect on soft-rot pathogenic bacteria, and plays an important role in lowering soft-rot diseases of the konjak; biological competition edges of the green manure are utilized to inhibit the growth of weeds, the land space is sufficiently utilized, the soil fertility is improved, the yield of the konjak is increased, the quality of the konkak is improved, and economic benefit of a farmer is increased; meanwhile, through a special selenium transfer mode, the selenium content of the konjak is increased, the content of selenium in per kilogram of the fresh konjak can reach 1.6mg / kg or above, the effect is good, and the cost is low at the same time.

The invention discloses a Chinese yam directional cultivation device. Grooves of which the cross sections are semicircular are formed on the center line of the wall-thickness lower end face of an upper semicircular cylinder in the axial direction; semi-cylindrical raised lines which are matched with the grooves are arranged on the center line of the wall-thickness upper end face of a lower semicircular cylinder in the axial direction; the left end of the upper semicircular cylinder is aligned with the left end of the lower semicircular cylinder, thereby constructing a cylinder of which the cross section is circular; the inner wall of the upper semicircular cylinder and the inner wall of the lower semicircular cylinder are provided with high-hydroscopicity resin layers respectively; the length size of the upper semicircular cylinder is smaller than that of the lower semicircular cylinder, thereby forming a planting opening between the right end of the upper semicircular cylinder and the right end of the lower semicircular cylinder; outer-diameter end surfaces of a left part and a right part of the cylinder are sleeved with elastic rubber rings respectively. The Chinese yam directional cultivation device is suitable for directional cultivation of Chinese yam. By adopting the Chinese yam directional cultivation device, the labor intensity in planting and harvesting of the Chinese yam is lowered, root tuber tissues are prevented from being damaged, water and nutrient retention capability of the cylinder can be enhanced remarkably, the yield of the Chinese yam is increased, and the cylinder can be used repeatedly after harvesting of the Chinese yam.

The invention discloses a grape planting method, and relates to the field of planting of fruit trees. The grape planting method comprises the following steps: foundation selection, early-stage preparation, seed preparation, seed germination accelerating, seed sowing, grape seedling transplanting, grape trellis building, field management and prevention and treatment of plant diseases and insect pests. The grape seeds are soaked in saline water and are subjected to ultrasonic treatment, coats of the grape seeds are softened quickly, water absorption speed of the seeds is increased, matters such as starch and protein can be converted into soluble matters for embryos to be absorbed, and the growing period of the seeds is shortened; and the soil for seedling growing is loam, breathability and drainage of the loam are good, and growth of grape plants can be promoted.

The invention provides a multifunctional nutrient soil formula and a preparation method thereof. The multifunctional nutrient soil is prepared from sandy loam soil, wormcast, sika deer dung, urea, calcium superphosphate, attapulgite, sodium hydrogen carbonate, high-quality peat, perlite powder, decomposed straw, edible fungus sticks, plant ash, controlled-release fertilizer, distillers' grains, rice hull, aloe and deionized water. The multifunctional nutrient soil prepared by combining sandy soil and natural plant and animal organic fertilizer concentrate is high in moisture and fertilizer retention abilities, can effectively improve the gas permeability of soil, and is high in stress resistance and disease prevention performance, thus being suitable for guaranteeing the vigorous growth of flowers and trees throughout the year; after the multifunctional nutrient soil is used, fertilizer does not need to be additionally applied in the growth process; furthermore, the granular nutrient soil is convenient to carry and sell, thus meeting the market requirements.

The invention relates to a cultivation method of red pomelo in Karst rock-desertification areas. High-quality seeds of 'Fengdu red pomelo' are selected for seedling propagation, and robust plants are taken as scions to be grafted with local robust sour pomelo plants via a grafting method. The cultivation method includes the steps of land preparation, seedling raising and grafting, seedling treatment, field planting, field management, pruning, flower thinning, fruit thinning and pest control. By the method, continuous expansion of the rock-desertification areas is prevented effectively, meanwhile the red pomelo is popularized and planted in the areas, the planted pomelo has the advantages of draught resistance, fewer pest, big fruit and the like, and great economic and social benefits are obtained.

The invention discloses a taxus chinensis cuttage cultivation method. The taxus chinensis cuttage cultivation method comprises the steps as follows: inserting insertion branches treated with plant hormones onto a prepared seedbed substrate in sequence, controlling the cuttage depth to be 3-6 cm, watering each day, spraying a 700-time carbendazol solution once each week, after half a month, reducing the watering frequency, averagely watering once every 3 days, spraying the 700-time carbendazol solution once every two weeks, and transplanting for cultivating after the insertion branches take roots. The method has the advantages that firstly, as the seedbed substrate adopted in the method is better in physical permeability, formation, rooting and after-rooting growth of callus tissues are facilitated; secondly, saw powder is good in heat retaining property and the temperature difference between day and night for the substrate is slightly changed, so that rooting is facilitated; and thirdly, a small amount of humus soil is strong in water and fertility retaining capability, so that growth of root systems and new branches of nursery stocks is facilitated; the seedbed substrate is disinfected at the same time, so that the insertion branches are effectively prevented being infected with pathogenic bacteria; and the insertion branches are sprayed with the carbendazol solution after cuttage, so that the cuttage rooting is facilitated, the survival rate is increased, and the seedling growth time is shortened.

The invention provides a formula for planting soil on a high and steep rock slope. The formula comprises the following raw materials by weight: 50 to 80 parts of dryland mature soil, 40 to 60 parts of peat soil, 20 to 40 parts of coconut bran, 20 to 40 parts of surface soil, 10 to 20 parts of perlite, 15 to 25 parts of fertilizer, 1 to 10 parts of eggshell powder, 0.1 to 1 part of acrylamide and 0.1 to 1 part of Lactobacillus plantarum. The invention has the following beneficial effects: the planting soil prepared by using the method contains a plurality of mineral nutrients, has loosening and ventilation functions, is strong in water and fertilizer retention capability and free of plant diseases and insect pests, realizes long-term action and slow release of nutrients, and exerts excellent effect on plantation on the high and steep rock slope; the planting soil is low in cost; and the preparation method is simple and is easy to promote.

The invention relates to a high-yield culture method for red pomelo. The high-yield culture method comprises the steps of land selection, land preparation, grafting, field planting, nursery stock management, pruning, blossoming and fruit-yielding period management, field management and pest control and prevention. By adopting the method, income increase can be promoted, the fruit quality can be ensured, the objective economic benefit is created, the yield and income are increased for farmers, and a basis is laid for sustainable development.

The invention provides a method of organic plantation of maca. The method comprises the steps of (a) seedling culture nutrient soil preparation, (b) seed treatment, (c) seeding, (d) seed stage management, (e) seedling stage management, (f) adult seedling stage management, and (g) seedling hardening. By using a microbial agent in the invention and the method of organic plantation of maca provided by the invention, robust maca seedlings free of diseases can be cultivated. The advantages are that the germination rate of seeds is high, the survival rate is high, the seedlings are robust, the growth vigor is great after plantation, the yield is high and maca is free of plant diseases and insect pests.

The invention discloses an ionic type rare earth ore tailing sandy ground improver. The ionic type rare earth ore tailing sandy ground improver consists of the following preparation raw materials in parts by weight: 20 to 30 parts of sphagnum moss, 20 to 30 parts of algae mud, 10 to 15 parts of organic calcium-based montmorillonite, 1 to 5 parts of coconut shell cellulose, 5 to 10 parts of ammonium polyphosphate, 5 to 10 parts of biochemical potassium yellow acid and 20 to 30 parts of organic fertilizer. In addition, the invention also provides a vegetation reclamation method of an ionic typerare earth ore tailing sandy ground. The sphagnum moss, the algae mud, the coconut shell cellulose, the organic calcium-based montmorillonite, the ammonium polyphosphate, the biochemical potassium yellow acid and the organic fertilizer serve as the improver, the vegetation reclamation aim is fulfilled by planting Chinese pennisetum and melinis minutiflora, the problems that the ionic type rare earth ore tailing sandy ground soil has low water-retaining and fertilizer-retaining abilities and low organic matter content are effectively solved, and the problem that rare earth metal and heavy metalin the soil exceed the standard is solved; and after vegetation reclamation, the improvement effect of the ionic type rare earth ore tailing sandy ground is durable and the water-retaining and fertilizer-retaining abilities of the soil are high.

The invention discloses a dendrobium nobile culture substrate material. The dendrobium nobile culture substrate material is composed of three layers, and the three layers refer to the fertilizer substrate layer, the gravel layer and the filtering layer which is laid between the fertilizer substrate layer and the gravel layer; the fertilizer substrate layer is located on the topmost layer and is formed by mixing 20-50% of wood flour, 10-30% of bark, 5-10% of sawdust, 5-10% of brick granules, 5-10% of sphagna, 5-10% of corn straw and 20-30% of decomposed organic fertilizer; the decomposed organic fertilizer is formed by mixing cow dung, chicken manure, plant ash and sheep manure. The invention further discloses a preparation method of the dendrobium nobile culture substrate material. The dendrobium nobile culture substrate material has the advantages of being excellent in air permeability, fertilizer retention capacity and water-retaining property, low in cost and capable of providing N-P-K organic fertilizer required by the growth of dendrobium nobile, and the harvest period is shortened to about a year and a half.

The invention discloses a slow-release fertilizer for Chinese cabbage. The slow-release fertilizer comprises the following raw materials: fermented pig excrement, plant ash, turfy soil, polypeptide urea, diammonium phosphate, monopotassium phosphate, potassium sulfate, potassium chloride, modified attapulgite, vermiculite powder, borax, shell powder, N-butyl thiophosphoric triamide, 3,4-dimethylpyrazole phosphate, ammonium oxalate, citric acid, tartaric acid, humic acid, lignin, sodium nitrophenolate, brassinolide and wood bits. The slow-release fertilizer for Chinese cabbage, which is disclosed by the invention, is used as a base fertilizer and is long in fertilizer efficiency, free of topdressing, reasonable in formula and balance in nutrition, nutrients can be provided to Chinese cabbage indifferent growth periods, the ecological environment of soil is effectively improved, the soil is not liable to hardening, the soil is fertilized, the yield of the Chinese cabbage is greatly increased, the quality of the Chinese cabbage is improved, and sustainable development of agriculture of China is promoted.

The invention discloses an indoor foliage plant soilless culture substrate and a preparation method thereof, and relates to the technical field of soilless culture substrates. The soilless culture substrate is prepared from 65-75 parts of perlite, 45-50 parts of medical stone, 25-35 parts of sustained release particles, 15-20 parts of antibacterial component and 70-75 parts of water. The soillessculture substrate has good gas permeability, antibacterial properties, and strong water retention and fertilizer retention ability, and is not easy to harden.

The invention relates to a soil amendment, prepared from an aqueous suspension agent component and a microbial component, wherein the aqueous suspension agent component is prepared from montmorillonite and activated clay, and the microbial component is prepared from bacillus licheniformis, bacillus subtilis, pichia pastoris, chromatium okenii and bacterial powder of streptomyces microflavus. Before use, the aqueous suspension agent component is mixed with the microbial component, and the effective living bacteria numbers of all the bacteria in the obtained suspension are more than or equal to 1.00* 10<9> / ml. The soil amendment can be used for improving saline-alkali soil so as to enable the saline-alkali soil to be suitable for plant growth. Furthermore, the soil amendment also has good capacities of water retention and fertilizer maintenance. After the soil amendment provided by the invention is applied into the soil, the total number of organic matters and microorganisms is remarkably increased, the soil quality is improved, the soil is prevented from hardening, and the soil amendment is beneficial to the sustainable development of the soil.

The invention relates to a road slope ecological protection soil spraying base material mixture and a preparation method thereof. According to the road slope ecological protection soil spraying base material mixture, a bottom base material mixture is composed of water, planting soil, steam exploded stalk fiber, crushed raw stalk, decomposed microbial bran and compound fertilizer, a surface base material mixture is composed of water, plant seeds, planting soil, steam exploded stalk fiber, decomposed microbial bran and compound fertilizer, wherein the steam exploded stalk fiber is prepared by cutting off and soaking dried wheat stalk in water and then performing dewatering extrusion and steam explosion. The road slope ecological protection soil spraying base material mixture is obtained fromlocal materials and fully recycles and utilizes agricultural waste, thereby being low in cost; biomass-based adhesive materials produced by the steam exploded stalk fiber help save cement and other chemical adhesives; the decomposed microbial bran can serve as biological organic fertilizer for synergizing with the stalk fiber to save additional chemical agents such as water-retaining agent and soil conditioning agent. The road slope ecological protection soil spraying base material mixture can promote slope plant turf covering within a relatively short time to restore slope ecosystem, avoid water and soil loss and achieve good slope ecological protecting effects.

The invention discloses a seedling hardening method for pepper seedlings. The method comprises the following steps of 1, seedling hardening medium preparation; 2, rooting nutrient solution preparation; 3, seedling transplanting; 4, management after transplanting. All the steps of the method are matched scientifically and reasonably, the method is in accordance with the growth rule of the pepper seedlings, the management mode is more precise and finer, the problem that the seedlings are prone to be damaged through a traditional mode is reduced, and the method has good universality to the pepper seedlings, and has higher guidance value. The hardened pepper seedlings are thick and solid in root and stem, the internal nutrient content is high, the enzymatic activity relevant to resistance is remarkably improved, the survival rate of the hardened seedlings is 99% or above, and the survival rate of the planted hardened seedlings reaches 98% or above; finally, the quality of bred pepper fruits is improved well, the vitamin C content in the fruits is increased by 20% to 25%, the calcium element content is increased by 20% to 30%, the acre yield of the fruits is increased by 15% to 20%, and good economic benefits are achieved.

The invention relates to the field of agriculture, and particularly discloses nutritional soil specially for planting potatoes. The nutritional soil comprises the following components in parts by weight: 30 to 50 parts of peat, 20 to 30 parts of coconut chaff, 10 to 20 parts of perlite, 5 to 15 parts of gravels, 3 to 8 parts of a controlled release fertilizer, 5 to 8 parts of pine needle, 4 to 10 parts of sawdust, 5 to 13 parts of bone meal, 4 to 10 parts of rice chaff ash and 40 to 80 parts of barnyard manure. The prepared nutritional soil is suitable for planting potato seedlings, loose, aerated and high in moisture and fertilizer retention capability, and contains multiple mineral nutrients; the peat in the nutritional soil can enhance biological performance, is nutrient-rich and high in organic matter, humic acid and nutritional component content, and serves as a culture substrate as well as a good soil conditioner; by the barnyard manure, plant nutrients can be provided, comprising inorganic nutrients such as necessary macroelements including nitrogen, phosphorus, potassium, calcium, magnesium and sulfur and trace elements including iron, manganese, boron, zinc, molybdenum and copper; due to organic nutrients such as amino acid, amide and nucleic acid and active substances such as vitamins B1 and B6, the nutrients are kept relatively balanced.

The invention discloses organic-inorganic compound fertilizer for tea trees. The organic-inorganic compound fertilizer is prepared from the following raw materials: straw powder, rapeseed meal, traditional Chinese medicinal residues, urea, rare earth phosphate fertilizer, potassium nitrate, sodium selenate, zinc sulfate, carnallite powder, kaolin, zeolite powder, basalt powder, modified diatomite, citric acid, oxalic acid, methyl a-naphthylacetate, compound sodium nitrophenolate and nitrogen pyridine. The organic-inorganic compound fertilizer for the tea trees, provided by the invention, has the advantages of reasonable formula and high fertilizer efficiency; the incidence of disease and insect pests of the tee trees is reduced and stress resistance of the tea trees is improved; meanwhile, the ecological environment of soil is improved, the fertility and the sustainability of the soil are improved, and the yield of the tea trees is increased; the content of nutrient substances such as trace elements in the tea trees is high, and the quality of the tea trees is improved effectively.

The invention discloses a high-quality chrysanthemum flower planting method. The planting method includes the following steps of preparing chrysanthemum flower cutting seedlings, preprocessing the cutting seedlings, transplanting and field planting of the cutting seedlings and management after field planting. Special culture and preprocessing are carried out on the cutting seedlings, the constitution features of the cutting seedlings are improved well, the arch yield of chrysanthemum flowers is increased by 35-45%, the flavonoid content in the chrysanthemum flowers is increased by 30-35%, the chlorogenic acid content is increased by 25-35%, the number of flower heads per plant is increased, and the chrysanthemum flowers have high ornamental value and medicinal value.

The invention discloses a paddy rice seedling raising substrate. The paddy rice seedling raising substrate comprises the following raw materials by weight: 15 to 25 parts of sieved alga peat soil, 5 to 12 parts of rice chaff charcoal, 5 to 12 parts of humus soil from remote mountains, 8 to 16 parts of selenium-rich mineral matters, 6 to 16 parts of decomposed straw powder and 5 to 12 parts of herb residues, wherein the herb residues are prepared by subjecting mixture of pine needle, Radix Stemonae, Eupatorium adenophorum, Dendrobium, licorice root and Radix Codonopsis to high-temperature aerobic fermentation. The substrate is proper in composition, excellent in physical and chemical properties, good in air permeability and strong in water retention and fertilizer conservation capabilities, can meet demands of seedlings for oxygen, nutrients and moisture, enables seedlings to be strong, has improved adaptability and reduces seedling raising cost.

The invention discloses a biodegradable composite coating material for a slow-release fertilizer. The biodegradable composite coating material is characterized in that firstly, neutral sodium hydroxide-hydroxylamine hydrochloride-isopropyl alcohol mixed liquid is prepared; secondly, active hydroxyl in sodium alga acid and ethyl chloroacetate react, and the sodium alga acid is modified; thirdly, the modified sodium alga acid, cellulose and octenyl succinic anhydride react; finally, the reactant and acrylic emulsion are compounded, and bentonite is filled to prepare the biodegradable composite coating material for the slow-release fertilizer. According to the composite coating material, the sodium alga acid, the cellulose and the acrylic emulsion serving as a main body of the material are nontoxic, the biodegradable material is low in cost and simple in preparation method, industrial production of the materials is easily achieved, and production and application of the material are environmentally friendly.

The invention discloses balcony vegetable nutrient soil and a preparation method thereof. The preparation method comprises the steps of selecting loose soil having organics content of 1-2%, removing weeds and small stones, crushing the soil, screening the crushed soil, exposing the screened soil to the blazing sun to obtain garden soil; proportionally mixing fermented residue of black fungus, fermented mother fertilizer of cow dung fungal residue, earthworm cast, pearlite and the garden soil to obtain mixed soil; proportionally mixing the mixed soil with Bacillus subtilis to obtain vegetable nutrient soil. The invention also involves vegetable nutrient soil prepared via the preparation method. The vegetable nutrient soil herein is made by proportioning the materials, such as garden soil, residue of black fungus, cow dung and earthworm cast; the vegetable nutrient soil having mass organics and the nutrient elements, such as nitrogen, phosphorus and potassium, can meet the growth need ofvegetables, and has good management convenience and a good application prospect; effective use is made to animal farming waste and waste from edible fungi production, resource utilization is increased, and less environmental pollution is caused.

The invention discloses a planting method for sweetening banana. The planting method comprises the following steps: soil pretreatment: deeply turning over soil three times before planting, and applying calcined lime and organic farm manure; planting: digging holes and planting tissue culture seedlings in rainy days in the middle ten days of March or at nightfall selectively, adding gartilage powder and an ion exchange resin matrix at the bottom of the planting holes, and spraying Chinese medicine liquid in the planting holes before planting; sun-shading seedling protection; fertilization management; intercropping: planting legume crops in gaps between banana seedling lines in March or April, after the legume crops are matured and harvested, burying straws under the seedlings, and then planting garlic; bonfire burning in a banana garden: igniting and burning bonfires for 2 to 3 h in the banana garden after sunrise one day per week in April to October every year, setting the line spacing and row spacing between every two adjacent bonfires to be 50 m and 60 m, and setting the bonfires at the positions of line gaps of banana seedlings; and pest control and prevention. According to the planting method disclosed by the invention, the survival rate of banana seedlings can be improved, the sweet taste of banana is enhanced, and the planting method has extremely high actual application value.

The invention discloses artificial soil for strengthening the crop resistance and a method for strengthening the crop resistance. The artificial soil is prepared from the following components in parts by weight: 500-800 parts of corn distillers, 100-250 parts of humic acid, 300-600 parts of corncobs or straws, 60-120 parts of biochar, 10-30 parts of bentonite, 100-200 parts of tobacco stems, 70-100 parts of a liquid biostimulant and 1-2 parts of a composite microbial inoculant. Multiple elements, such as organic matters of the soil, the physical and chemical properties of the soil, the nutrient balance and the activity of beneficial microbial populations in surrounding soil are regulated and controlled by using dominant characters of various materials, and a water-retaining, fertilizer-retaining and healthy soil environment is created around the root, thereby achieving the target of improving the soil ecological environment around the root.

The invention discloses a planting device suitable for epiphytic culture of a living dendrobium officinale tree. The planting device comprises a semicircular barrel made of moso bamboo, an opening of the semicircular barrel is upward, a bamboo joint is arranged at the lower end of the semicircular barrel, and a cavity for planting dendrobium officinale is formed among the semicircular barrel, the bamboo joint and a trunk; a super absorbent resin layer is arranged on the inner wall of the semicircular barrel; a round through hole is formed in the middle of the wall thickness portion of the semicircular barrel, and the semicircular barrel is fastened on the trunk by a nail through the round through hole. An arc-shaped gap matched with the trunk is formed in the left end of the bamboo joint; evenly distributed seepage holes are formed in the bamboo joint, and the inner diameter of the seepage holes ranges from 1 mm to 3 mm; the outer diameter of the moso bamboo ranges from 10 cm to 20 cm; the length dimension of the semicircular barrel ranges from 5 cm to 15 cm. The planting device is low in processing cost, the survival rate of seedlings can be remarkably increased, the advantage of being rich in raw material source is achieved, and the planting device is very suitable for epiphytic culture of the living dendrobium officinale tree.

The invention discloses an improved dendrobium officinale living tree epiphytic culture planting device which comprises a cambered planting device body. The two ends of the planting device body are each provided with a fixing foot. A nail is fastened on a tree trunk through a circular through hole. Reinforcing ribs are arranged on the outer wall of the planting device body. The planting device body is made of plastics or ceramics. The planting device is mainly characterized in that a high water absorption resin layer is arranged on the inner wall of the planting device body; a supporting plate is arranged at the front end of the planting device body; a cambered gap is formed in the lower end of the supporting plate; water seepage holes are evenly distributed in the supporting plate, and the inner diameter of the water seepage holes is 1-3 mm; the fixing feet of the two ends of the fixing device body are in a splayed shape, and the axis of the circular through hole is the same as the radial direction of the cambered gap. According to the planting device, dendrobium officinale seedlings positioning is facilitated, a proper amount of moss, seaweed and nutritive soil are added into the planting device conveniently, and the seedling survival rate can be remarkably improved.