42 results about "Broadleaf forest" patented technology

The invention discloses a low-cost denitration catalyst and a preparation process thereof. The catalyst comprises the following components: nanometer TiO2 powder, montmorillonite, ammonium metatungstate, ammonium metavanadate, chopped glass fiber, broad-leaf forest wood pulp fiber, carboxymethyl cellulose, polyoxyethylene and stearic acid. The preparation process of the low-cost denitration catalyst comprises the steps: dissolving the ammonium metavanadate by taking an aqueous solution of monoethanolamine as a solvent, dissolving the ammonium metatungstate into water under normal temperature, and continuously stirring the solution for 1h for later use; and sufficiently kneading the raw material of the catalyst to obtain a plastic pug, placing the plastic pug into a sealed plastic bag to store for a plurality of hours to age, forming the pug into a honeycomb-shaped catalyst blank, entering a dried honeycomb body into a mesh band type tunnel kiln for roasting, cutting a final roasted product according to the required length, assembling the product into a module box body, and externally packaging the product. The low-cost denitration catalyst is low in cost and capable of effectively improving the denitration performance, enhancing the mechanical strength of the product and improving the wear resistance.

The invention relates to a planting method for wild ginseng in the forest. The method comprises the following steps: A, land selection: selecting mountain land podzolic soil as the planting soil; setting the altitude between 500m and 800m and the slope between 15 and 30 DEG; selecting a conifer broadleaf mixed forest as the vegetation; and selecting a temperate zone mountain conifer broadleaf forest climatic type as the climate; B, the forced sprouting for the seeds: selecting secondary horse tooth ginsengs or round upper arm and round rhizome-shaped ginsengs as seeds; C, seeding: dividing the seeding into spring seeding or autumn seeding, pricking holes with the depth of between 4 and 5cm and the hole space of 20cm, and sowing 1 to 2 seeds in each hole; and D, reserving seeds for planting and harvesting seeds: carrying out the seed reservation and seed selection for the 8-year wild ginseng in the forest annually, wherein the step D comprises the following steps: (1) seed reservation: reserving the seeds for planting annually, and thinning flower and fruits; and (2) seed harvest: harvesting the fruits when the fruits are mature and red, cleaning the fruits with water, and achieving the thousand grain weight of the seeds above 30g. In the cycle of the annual seed picking, seed selection, sprouting, seeding, seed reservation, seed harvesting and comprehensive purification and optimization for the wild ginseng in the forest, the wild ginseng in the forest with combined good shape and quality is cultured and finally reaches the performance and index of the wild mountain ginseng.

The invention discloses a tree species identification method of broad-leaved forest based on a single photo, comprising the following steps: S1, collecting images of different kinds of trees, establishing tree species image data sets, and dividing the data sets into a training set, a verification set and a test set; S2, adjusting image size: adjusting each picture in the tree species image data set to an image with the same size; S3, designing a convolution neural network, training the network with the images of the training set, and testing the accuracy of the network with the images of the test set; S4 Selecting the most accurate convolution neural network model to construct a broad-leaved forest tree species recognition system, and input a tree species image for recognition, so as to obtain the recognition results. The method of the invention utilizes the depth convolution neural network to independently learn tree species characteristics, reduces artificial intervention, and has higher recognition accuracy. It can be recognized by an image of broad-leaved forest species at any angle, which is simple, flexible and practical.

The invention relates to a rain snow and ice freezing resistance evergreen broad-leaf forest afforestation method, which belongs to the field of mountain forest ecological system environment protection. The method comprises the following concrete steps that major tree species and common tree species of coastal mountain typical evergreen broad-leaf forest are selected; through testing and analyzing the reflected response features of plants for resisting mechanical damage and low-temperature environment, a layer analysis method is used for calculating the wind and ice freezing resistance relative capability (IE value) of each species, and the suitable growth species are selected; the geomorphic growth preference features of the species are combined, the wind-resistance advance species applicable to different geographical conditions are screened; through the steps of afforestation, tending, function target tree culture and the like on the selected species, the vergreen broad-leaf forest with strong rain snow and ice freezing resistance capability can be integrally built. The method can be used for accurately selecting the rain snow and ice freezing resistance tree species applicable to different mountain environment. Compared with the conventional forest afforestation method, the method has the advantages that the freezing resistance performance of the afforestation tree species is good, the growth is good, the forest stand function targets are clear, the efficiency is high, and the like. The rain snow and ice freezing resistance evergreen broad-leaf forest afforestation method can be used for ecological restoration afforestation for rain snow and ice freezing mountain.

The invention provides a forestation method of interplanting a phoebe bournei yang under masson pine crown canopy. The method comprises the steps of conducting intermediate cutting on a masson pine forest stand to lower the canopy density of the original masson pine forest stand; digging holes under a masson pine forest crown canopy which is subjected to intermediate cutting; planting phoebe bournei yang saplings in the dug holes to conduct forestation; nurturing the phoebe bournei yang saplings after forestation. According to the technical scheme, by interplanting the phoebe bournei yang under the masson pine forest crown canopy, the ecological functions of an original masson pine forest can be maintained, the biological characteristics of the masson pine and phoebe bournei yang tree varieties can be made full use of, the pure masson pine forest is cultivated into an uneven-aged multi-layer mixed conifer-broadleaf forest, the forest stand quality is improved, the economic benefit is increased, the ecological function of the forest stand is promoted, and a new method and a new path are provided for the development of the rare tree variety of the phoebe bournei yang.

The invention relates to the technical field of plant growing, and provides a Dendrobium officinale growing method. The Dendrobium officinale growing method comprises the following steps: A, selection of a culture host: in a high mountain broadleaf forest, selecting an evergreen tree woodland with thick trunks, abundant moisture, lush tree crowns, loose barks and longitudinal fissures; B, preparation of seedlings: in March to April, selecting the seedlings of one-year-old to two-year-old Dendrobium officinale, cutting out overlong fibrous roots and old stems which are 3 or more years old, and cutting the plants into smaller ones; C, culture pretreatment: performing treatment with a cutter at recesses of the trunks or branches or every other 30-50 centimeters to obtain culture regions, cultivating mosses, and spraying a symbiotic bacterium solution; D, culture: after the proliferation of the mosses, implanting the base parts of the Dendrobium officinale seedlings in the fissures, and performing fixing; E, nursing: after growing, performing root irrigation, performing spraying, and applying a slow-release granular fertilizer and a foliar fertilizer; and F, collection: 1 year after growing, performing collection and pruning. The Dendrobium officinale growing method provided by the invention can solve the problem that the Dendrobium officinale is low in survival rate and poor in quality.

The invention relates to the horticulture field, in particular to an energy-saving and environmental-friendly fertilizing-controlled flowerpot and a production method; the fertilizing-controlled flowerpot is composed of a pot bottom and a pot wall and is characterized in that the pot bottom and the pot wall are provided with no through holes; the production method comprises the following steps: breaking up the bark of broad-leaved plants; mixing and fermenting the bark residue and animal dung with a little biological active bacteria, and smashing the mixture into powders; then adding bentonite and ore powders into the smashed powders and then mixing together; mixing ion-exchange adhesive water with a little acetic acid into meta-acid adhesive fluid; stirring the main parent material with the meta-acid adhesive fluid into pug; and placing the pug into a production mold and suppressing the pug into a flowerpot. The flowerpot can absorb and store water, and release moisture and nutrients so as to avoid the trouble of additional fertilizing; if the flowerpot is inadvertently broken, the broken pieces can be degraded in an environmental-friendly way and used as nutrient-based flower soil to cultivate the flower, so as to enable to cultivate flowers or beautify houses and stadiums to achieve unprecedented fashion and relaxation.

The invention relates to a new Lentinus tuber-regium strain, and a culture method and application thereof. The new Lentinus tuber-regium strain is Lentinus tuber-regium GIM-L-001, and the collection number is CCTCC NO.M2014392. The culture method of the Lentinus tuber-regium CCTCC M2014392 comprises the following steps: inoculating the Lentinus tuber-regium CCTCC NO.M2014392 culture strain in a culture bag, culturing, and managing collection. The invention provides a new Lentinus tuber-regium strain from rottenwood in broadleaf forest in Maofeng Mountain in Guangzhou, and a corresponding artificial culture method and corresponding application thereof. The new Lentinus tuber-regium strain has antibacterial activity, enriches the strain species, and has favorable social benefit.

The invention discloses a culture medium compressed block formulation and a preparation method and culture method thereof. According to the culture medium compressed block formulation, a culture medium compressed block comprises a compressed block and an edible fungus cultivation culture solution; the compressed block comprises, by weight, 65-70% of agricultural and forestry crop residue, 20-25% of mixed powder, 1-5% of lime powder and 5-9% of gypsum powder; the agricultural and forestry crop residue comprises broad-leaved forest sawdust and / or bamboo debris; the mixed powder comprises one ormore of straw, corncob and bran. The preparation method of the culture medium compressed block comprises the steps of mixing the agricultural and forestry crop residue, the mixed powder, the lime powder and the gypsum powder to obtain a mixed material; conveying the mixed material into a drying cabin, heating, and controlling moisture; continuously carrying out heat preservation on the mixed material, conveying to a material inlet of a stamping machine, compressing to form a compressed block, wherein the compressed block is provided with through holes; adding the compressed block into a pressure container, injecting the edible fungus cultivation culture solution, draining, and airing to obtain the culture medium compressed block. The invention also provides a culture method of the culturemedium compressed block.

The invention discloses a cassia siamea seedling raising method for quick propagation and forestation. The seedling raising method comprises the following steps of firstly, performing deep ploughing and thorough harrowing to crush soil, disinfecting, and arranging a seedling bed; disinfecting seeds for 1.5 to 3 hours before sowing in March, sowing the seeds according to the amount of 3 to 5g / m<2>, and building a shed for shielding light; after sowing, watering at the interval of 3 to 5 days; enabling a young seedling to grow seed leaves 28 to 32 days after sowing, transplanting when the average seedling height is greater than or equal to 3cm, and mixing 75 to 85 parts of humus soil under broad-leaved forests, 12 to 18 parts of farm organic manure and 4 to 6 parts of calcium superphosphate to form nutrient soil; after transplanting, watering at the interval of 1 to 2 days; applying 0.8-1.5% of urea nutrient solution at 10th to 15th days after transplanting, and applying again at the interval of 15 to 25 days, and removing the shed 30 to 40 days after transplanting; taking the seedlings out of a nursery garden, and planting into a forest 55 to 65 days after transplanting when the average seedling height is greater than or equal to 12cm, and the ground diameter is greater than or equal to 0.15cm. The method has the advantages that the raising time of the cassia siamea can be effectively shortened, the forest can be formed when the age of seedling is one hundred days, the seedling has strong stem and branches, and the germination is regular; during transplanting, the damage to main roots and removal of tops are not needed, the survival rate of transplanting is high, the seedling recovering period after transplanting is not needed, and the growth is quick; after the seedling is planted for one year, the average seedling height is greater than or equal to 2.5cm, and the average ground diameter is greater than or equal to 4.6cm.

The invention provides a portable vegetation source volatile organic compound sampling system and a working method thereof. The sampling system comprises an air inlet unit, a measuring unit, a sampling unit and an analyzing unit. The invention also provides a working method of the sampling system. The sampling system has the advantages of being high in accuracy and convenient to carry, can be usedfor collecting volatile organic compounds of various types of tree species such as broad-leaved forests and coniferous forests under standard conditions, can monitor and control illumination intensity, temperature and the like in real time so as to determine the emission flux of the volatile organic compounds, and provides a reliable basis for accurately evaluating the emission of BVOCs.

The invention provides a method for promoting formation of uniform withered litter and humus layers in a slope broad-leaved forest. The method comprises the following measures: I, performing thinningor trimming light permeation, and guiding growth of understory bushes and grasses; II, setting a biological baffle, and preventing fallen leaves from falling downwards along with a slopes; III, digging a storage ditch, accumulating withered litters, and accelerating decomposition, wherein the storage ditch is dug in one side where the biological baffle faces the slope. By adopting the method, artificial measures are introduced to improve lighting conditions, growth of the understory bushes is guided, retarding and absorption capabilities of an underlay surface are improved, the fallen leaves can be prevented from falling downwards along with the slope, and the ditch is dug to improve the storage and retention capability of the withered litters on the ground; in addition, under the action of undercutting of runoff on a ditch surface, ditch walls are collapsed, then the withered litters in the ditch can be naturally covered and compacted, the ditch walls are in contact and mixing with the withered litters, sufficient contact of soil microorganisms with the withered litters can be improved, formation of rotten and slope humus can be promoted, decomposition of the withered litters canbe accelerated, the speed and the capability that soil nutrition of the withered litters is returned are improved, and the method has great significances for fertility and sustainable utilization of forest soil.

The invention discloses a forest influence global snow water equivalent dynamic inversion method, which comprises the following steps: calculating the microwave forest transmissivity of pixels according to the coniferous forest microwave forest transmissivity, the broad-leaved forest microwave forest transmissivity and the ratio of coniferous forests to broad-leaved forests; inverting the related length of the accumulated snow layer index of the ground meteorological station, and establishing a fitting model according to the related length of the accumulated snow layer index of the ground meteorological station, the snow depth of the ground station and the brightness temperature gradient data of the satellite radiometer; carrying out difference on the index correlation lengths of the stations, and expanding to any position of the global space; each accumulated snow pixel has an index correlation length value; and according to the fitting model, determining the ground snow depth of the accumulated snow pixel by using the index correlation length value of the accumulated snow pixel and the brightness temperature gradient of the satellite radiometer, and then obtaining the snow water equivalent. The invention further comprises a device for implementing the method. The problem of low precision during snow water equivalent inversion in the prior art is solved.

The invention relates to a plant water utilization efficiency evaluation method based on evapotranspiration components, and belongs to the field of model application and analysis evaluation in ecological hydrology. The input data required by the model is mainly meteorological data (namely precipitation, maximum temperature and minimum temperature), and a long-term continuous observation data set exists in most regions, so that the model is less limited by a data source. And the model can be simulated on a regional large scale, the space-time limitation of a traditional evapotranspiration and WUE monitoring method can be overcome, time and labor are saved, and the cost is low. The model output result corresponds to the land utilization type and the vegetation type input by the model, and the method can also be used for evaluating the plant water utilization efficiency under different plant types or land utilization modes, such as grassland, evergreen broad-leaved forest, deciduous broad-leaved forest and the like.

The invention discloses a method for transforming a broad-leaved forest against invasion of phyllostachys pubescens. The method is characterized by comprising the following steps of (1), clearing or cleaning of phyllostachys pubescens, wherein aged phyllostachys pubescens is cleaned, and new phyllostachys pubescens is cleared off; 2, selection of tree species, wherein after the transformation in the first step, the tree species for resisting to phyllostachys pubescens are planted, and the native tree species are adopted; 3, mode configuration, wherein conservation of original tree species, artificial replanting and regeneration under the forest are included; 4, final-period management. The method can effectively solve the problems that the area of the broad-leaved forest area is decreasedbecause of invasion of phyllostachys pubescens, the diversity of the tree species is reduced, natural regeneration capacity is poor, and forest land nutrients are poor. In the method, through clearingof phyllostachys pubescens, selection of the tree species and mode configuration, the invasion of phyllostachys pubescens can be effectively reduced, the biological diversity of plants is restored, and the biological diversity of underground part soil is also restored.

The invention provides activated carbon prepared from broad-leaved wood chips for recovering evaporated gasoline as well as a preparation method thereof, wherein the activated carbon is low in cost, good in activity and stable in product quality. The preparation method comprises the following steps: wood chips are subjected to drying, crushing, primary screening, plasticizing, shaping, shaping and hardening, secondary screening, activating, cooling, cleaning and drying, wherein the wood chips are broad-leaved wood chips, and a step of reclaiming slack coal is arranged between the secondary screening and the activating, that is to say, waste slack coal which is obtained by screening three times is reprocessed. In the invention, the activated carbon prepared from the broad-leaved wood chips for recovering evaporated gasoline has the specification that: the butane effective adsorption value is more than 12g / 100ml, the abrasive resistance is more than 80 percent, moisture content is less than 5 percent, and ash content is less than 8 percent. The activated carbon has the advantages of: low cost, good activity, stable product quality, and high yield of finished products of the activated carbon.

The invention belongs to the technical field of plant cultivation, and discloses a polygonatum kingianum rapid breeding method. The polygonatum kingianum rapid breeding method comprises the followingsteps of (1) selecting a mountain broad-leaved forest with an altitude of 1300 m-2000 m and a slope of 15-40 degrees, cleaning withered branches and leaves, digging soil with a width of 1.2 m, and ditching for 35 cm after ploughing; (2) selecting fresh polygonatum kingianum fruits which are robust in growth and development, full in seed and free of plant diseases and insect pests, performing peeling and disinfecting, and achieving sowing and germinating; (3) transplanting the germinated seeds into a culture medium for seedling raising, and covering with a preservative film to obtain polygonatum kingianum seedlings; (4) applying decomposed sheep manure into planting furrows before field planting, deeply ploughing and leveling the soil, putting the polygonatum kingianum seedlings into the planting furrows, covering the planting furrows with soil, compacting the soil, and covering the planting furrows with dry branches and fallen leaves; and (5) regularly clearing weeds after the seedlings survive after being transplanted, supplementing water to the seedlings in time, controlling the shading rate, timely removing diseases and insect pests, and carrying out dopdressing one to two timesevery year. According to the breeding method, the growth period is shortened, the pesticide and fertilizer residue problem is reduced, and the product quality is improved.

The invention discloses a fire monitoring method, device and system, a memory and a processor. The fire monitoring method comprises the following steps: acquiring visibility parameters of a target area; obtaining a vegetation type of the target area; obtaining a video of the target area, wherein the video is obtained through real-time shooting by a camera arranged above the target area; judging whether the visibility parameter is greater than a preset visibility parameter threshold value or not; when the visibility parameter is greater than a preset visibility parameter threshold and the vegetation type is a broad-leaved forest, identifying a suspected smoke area in the video, otherwise, identifying a suspected flame area in the video; and judging whether the area of the suspected smog area or the suspected flame area tends to become large or not, and if yes, judging that a fire occurs. The method is customized for the mountain forest fire, considers the special environment of the mountain forest, and can solve the problem that the fire monitoring in the mountain forest is liable to cause false detection and missing detection.

The invention discloses a high-yield cultivation method for longspur epimedium. The method comprises the following steps of selecting land as a bed; selecting a broad-leaved forest or a coniferous andbroad-leaved mixed forest or a fruit tree economic forest with a shade slope or a half-shade half-sun slope with a slope of 35 degrees or below and slightly acidic leaf humus soil, black loam or black sandy loam soil as cultivation land; digging stems and performing transplanting, digging underground rhizomes, taking stem segments with buds, cutting the stem segments into small segments of 8-10 cm, keeping 1-2 germs in each segment, treating the segments with gibberellin and rooting powder, and planting the segments in a strip bed; performing field management, performing seedling replanting,and performing intertillage weeding and reasonable fertilization; and performing harvesting and primary processing, harvesting the longspur epimedium in August after two years of planting, harvestingand bundling overground stems and leaves into small bundles during harvesting, and placing the small bundles in a shady, cool, ventilated and dry place for drying in the shade or airing.

The present invention discloses an oak near-natural forest management operation method, and relates to the technical field of forest operation and management. The method comprises the steps of dividing a to-be-treated oak forest region into multiple regions, then dividing all forest trees into protected forest trees and cleared forest trees, cutting all the cleared forest trees in 7-10 years, clearing surface residues in cutting, performing land preparation on vacated land timely after cutting, and replanting broadleaf and coniferous forest trees timely according to different regions, whereinthe forest trees replanted in the regions are different in species; and finally performing management under forest, wherein the replanted coniferous forest trees account for 15-20% of the whole, the replanted broadleaf forest trees account for 60-65% of the whole, the number of the forest trees per hectare is 850-1,200, and the mean diameter at breast height is 15.5-21.0 cm. According to the method, the economic value and the biodiversity of the modified forest region are obviously improved, the under-forest economy is coordinatively developed, the stability of the forest ecological system isimproved, disease and pest control and forest fire prevention are promoted, and a new idea is provided for sustainable development and protection of the forest region.

The invention discloses a vegetation classification and biomass inversion method based on remote sensing data, and belongs to the field of mechanical learning algorithms. On the basis of multispectral data of a Sentinel-2B satellite, a vector boundary and a normalized vegetation index research area are used for extraction, then earth surface vegetation of a chonggift area is classified through a K-means clustering algorithm, and a classification result can be combined with a biomass inversion model to calculate the total biomass of an investigation area. A regional biomass inversion equation is constructed through multispectral remote sensing data and topographic data, an optimal biomass model of shrubby, broad-leaved forest and coniferous forest is obtained through multiple linear regression, the overall precision can reach 90% or above, and the survey precision requirement can be met.

The invention provides a method for cultivating big seedlings by interplanting camellia oleifera in a greening broad-leaved forest, and relates to the technical field of camellia oleifera planting. The method for cultivating the big seedlings by interplanting the camellia oleifera in the greening broad-leaved forest comprises the steps of cutting bed preparation, seedling selection, cutting, seedling cultivation, secondary seedling selection and cutting, interplanting forest selection and preparation, and transplanting and interplanting. Cutting slips are obtained from plants with excellent growth traits and are subjected to cutting cultivation to form first-generation seedlings, and then secondary cutting is carried out, so that camellia oleifera seedlings have better rooting characteristics, and further can reserve excellent growth traits and genes at the same time, the cultivated camellia oleifera big seedlings are better in quality, and a cutting bed for cultivation can be sterilized before and in the use process so that rotting of roots of the cutting seedlings can be effectively prevented, and sufficient watering and fertilization are carried out in the cultivation process, so that the success rate of camellia oleifera seedling cutting cultivation is higher, and then the cultivated camellia oleifera seedlings are interplanted in the deciduous broad-leaved forest, so thatthe land utilization rate is greatly increased, and the method is worthy of vigorous popularization.

The invention belongs to the technical field of plant cultivation, and discloses a pithecellobium clypearia rapid breeding method. The pithecellobium clypearia rapid breeding method comprises the following steps of (1) selecting a broad-leaved forest land with the altitude of 1000 m-1950 m and a fertile soil layer as a planting land, cleaning withered branches and leaves, preparing the land and digging holes; (2) selecting fresh and mature pithecellobium clypearia seeds, sowing the pithecellobium clypearia seeds in a manner that the pithecellobium clypearia seeds are placed in a nutrition bagwith the height of 19 cm and the width of 16 cm, covering the pithecellobium clypearia seeds with 1 cm of fine soil, watering the pithecellobium clypearia seeds once a week, and enabling the pithecellobium clypearia seeds to sprout after 10-20 days to grow into seedlings; (3) when 2-3 true leaves appear on each seedling, transplanting the seedlings into seedling raising bags of a nursery garden for raising the seedlings, and controlling the shading rate; (4) applying decomposed sheep manure in planting furrows before field planting, conducting deep ploughing and leveling, putting the pithecellobium clypearia seedlings in the planting furrows, covering roots of the seedlings with soil of 1-2 cm, and covering the roots of the seedlings with pine needles of 1-3 cm in thickness after compaction; and (5) regularly loosening soil, weeding and pruning after the seedlings survive after transplanting, and applying fertilizer 2-3 times every year. According to the breeding method, the growth period is shortened, the pesticide and fertilizer residue problem is reduced, and the product quality is improved.

The invention discloses a low-cost denitrification catalyst and its manufacturing process. The components of the catalyst include: nano-TiO2 powder, montmorillonite, ammonium metatungstate, ammonium metavanadate, chopped glass fiber, and broad-leaved forest wood pulp Fiber, Carboxymethyl Cellulose, Polyethylene Oxide, Stearic Acid. The steps of the manufacturing process include: dissolving ammonium metavanadate with an aqueous solution of monoethanolamine as a solvent, dissolving ammonium metatungstate in water at room temperature, and stirring continuously for 1 hour for later use; fully kneading the catalyst raw materials to obtain plastic mud, and placing Store it in a closed plastic bag for several hours for aging, shape the mud into a honeycomb catalyst body, and dry the honeycomb body into a mesh belt tunnel kiln for roasting. The final product after roasting is cut according to the required length and assembled in the In the module box and outer packaging. The invention has low cost, effectively improves the denitrification performance, increases the mechanical strength of the product, and improves the wear resistance strength.

The invention discloses a culture medium for strawberry water / fertilizer integrated facility culture technology. The culture medium comprises a substrate mixture and a strawberry rhizosphere beneficial active microorganism microbial inoculant which accounts for 0.01-0.075% of the culture medium. The substrate mixture is composed of the following components in percentage by volume: 30-45% of rotten broadleaf forest leaf mold, 25-40% of desalted coconut bran, 5-20% of grass carbon, 5-15% of porous material and 1-3% of medical stone. The culture medium has the characteristic of light weight of the raw materials. The compounded culture medium has moderate density, and thus, is beneficial to stereometric shelf facility culture. The materials have clear nutrient contents, thereby being beneficial to accurate application of nutrient elements in the culture process, satisfying the plant growth demands, protecting the environment, and laying the material foundation for strawberry water / fertilizer integrated facility culture. The culture medium preparation technique is simple and convenient to operate, and is suitable for popularization and application.

The invention discloses a Lysimachia foenum-graecum Hance paddy field cultivation method, and belongs to the Chinese medicine material cultivation technical field; the method comprises the following steps: culture land selection, soil preparation, base fertilizer application, shedding, transplanting, irrigation, intertillage weeding, harvesting and processing storage. Existing Lysimachia foenum-graecum hance artificial cultivation is carried out under a broad leaved forest with 60-80% relative humidity, the culturing field is very limited, yield is low, and culturing process is complex; the novel Lysimachia foenum-graecum Hance paddy field cultivation method can solve said problems, can culture Lysimachia foenum-graecum hance in large scale in industrialization, so mu yield can reach 900-1100kg, thus solving wild Lysimachia foenum-graecum hance resource present exhaustion situations; the method is convenient in management, simple in process, and easy to operate.

An artificial culture technique for the glabrous ainsilaea herb includes direct sowing and transplanting in the soil with 30-90% for relative water content and 4-6.5 for its pH value under the condition of sunshade, air flowing, and slope by 5-40 deg. The broadleaf forest field in which oil tea tree is main plant is preferable.

The method for determining the leaf area index belongs to the field of ecological research. The invention solves the problems in the prior art that the accuracy rate of the LAI-2000 for measuring the leaf area index is low, and the labor intensity and efficiency of the harvest method for measuring the leaf area index are high. The method of the present invention is as follows: 1. Place the LAI-2000 plant canopy analyzer at a distance >3.5m from the edge, at 10:00~14:00, light intensity 8000~10000Lux, wind speed<7, air humidity 10%~90 %; 2. Obtain the effective leaf area index; 3. Bring the effective leaf area index into broad-leaved forest leaf area index = 1.5457 × effective leaf area index - 0.0414 or coniferous forest leaf area index = 0.9651 × effective Leaf area index + 0.4115; that is, the determination of leaf area index has been completed. The method improves measurement efficiency, reduces labor intensity, and increases accuracy.

The invention discloses a camphor camphor near-natural ecological forest construction method, which is planted according to the parameters of the near-natural ecological forest of camphor camphor. For the unit area and seedling quantity, the square planting area whose side length is 10 times the average row spacing is set as the square planting area unit, and the ecological forest land with a width of more than 10 times and less than 10 times the average row spacing is established, and the Within the scope of each tree group, a random scattered planting method is adopted to form a near-natural forest with scattered planting. By means of the above, the method for constructing camphor camphor near natural ecological forest land of the present invention, by rationally arranging the position of tree groups and randomly planting tree group nursery stock, builds camphor camphor near natural ecological forest, and improves the stability and quality of camphor ecological forest Service function, to better play the service function of the subtropical evergreen broad-leaved forest ecosystem.