23 results about "Forest cover" patented technology

The invention discloses a forest degeneration degree, degeneration type and degeneration process identification method, and relates to the field of forest resource monitoring and ecological environment evaluation.The method comprises the steps that multi-source data obtained in a research area is preprocessed, and the preprocessed multi-source data is determined; selecting multi-dimensional indexes from three aspects of forest degradation structure, composition and function, and constructing a multi-dimensional index system according to the preprocessed multi-source data; the multi-dimensional indexes comprise forest coverage rate, crushing degree, tree variety diversity, aboveground biomass and net primary productivity; generating a forest degradation index according to each index in the multi-dimensional index system; determining a forest degeneration degree according to the forest degeneration index, generating a forest degeneration type graph in combination with land coverage data to reveal degeneration differences of different forest types, analyzing a dynamic change track of a forest degeneration region in combination with a normalized combustion index time sequence, and identifying a forest degeneration process; according to the method, the multi-dimensional characteristics of degradation can be comprehensively revealed.

This invention belongs to the field of Amomum villosum cultivation technology, specifically relating to an intensive cultivation method for improving pollination efficiency and yield of Amomum villosum under forest cover. The method includes the following steps: In the early flowering stage of Amomum villosum, 15-20 plants are grouped into a unit, and a fixing strap is used to wrap around and bind the plants 1-1.6m above the base of the plant, forming a cluster unit. After physical clustering, the planting area is cleared, exposing the ground surface to more than 60% of the cluster unit area. Appropriate gaps are left between adjacent cluster units to improve ventilation within the group and provide pathways for pollinating insects to fly and visit flowers. An induction solution containing 1-2 ml / L nonanal is sprayed onto the root and stem area of ​​the cluster unit. This invention, through a series of operations including physical stress, shifts the focus from vegetative growth to reproductive growth, significantly increasing the natural flowering rate and pollination efficiency, thereby substantially increasing yield.

This invention provides a novel structure for economic land use under forest cover, comprising, from bottom to top, a native soil layer, a mesh layer, a water-conducting grid layer, a sand cushion layer, and a solidified soil layer. The mesh layer covers the native soil layer, and the water-conducting grid layer covers the mesh layer. The mesh layer includes an HDPE three-dimensional honeycomb grid with a height of 10±5mm. The sand cushion layer, composed of medium-coarse sand and / or gravel, is filled within the HDPE three-dimensional honeycomb grid. The solidified soil layer covers the sand cushion layer. This entire structural system ensures natural water infiltration and circulation, meets ecological protection requirements, and avoids the damage to forest ecological functions caused by traditional hard paving. The solidification method used efficiently utilizes the in-situ soil under the forest cover, reducing the need for purchased materials and waste soil, thus lowering construction costs and ecological disturbance. The crystals produced by the solidifying agent are embedded in the native soil under the forest cover, acting as a framework and making the native soil more stable.

This invention relates to the field of smart agriculture technology, specifically to a decision-making system and method for Gastrodia elata cultivation under forest cover based on ecological simulation. The system includes: a data acquisition module for collecting environmental monitoring signals from the target cultivation area and historical growth data of the target plants; and a niche assessment module for calculating the niche suitability index of each planting unit based on the differences in microclimate characteristics between adjacent planting units within the target cultivation area, in response to the environmental monitoring signals. This invention generates a niche suitability index by calculating the microclimate characteristic difference sequence between adjacent planting units, enabling precise location of specific coordinates of environmental deviations during the decision-making process. This allows the system to identify areas of sudden changes in local temperature and humidity gradients or abnormal soil water potential, improving the accuracy of environmental perception from the plot level to the planting unit level, and providing a reliable data foundation for subsequent differentiated regulation.

This invention belongs to the field of plant cultivation technology, specifically a method for simulating wild cultivation of Polygonatum sibiricum under forest cover. The method includes the following steps: S1, cultivating edible fungi under the forest canopy. After harvesting the fungi, the remaining mycelial network and organic matter are used to form a fungal residue layer, naturally improving the forest soil. The forest soil is then divided into multiple equidistantly distributed semi-buried modular simulated wild cultivation troughs. This method for simulating wild cultivation of Polygonatum sibiricum under forest cover, by setting up semi-buried modular simulated wild cultivation troughs and employing a multi-layered soil structure consisting of a biomimetic surface cover layer, a planting substrate layer, a moisture-retaining buffer layer, a drainage layer, and an isolation layer, constructs a highly simulated forest micro-ecological environment, achieving natural soil improvement and sustainable utilization, and effectively enhancing the quality and medicinal components of Polygonatum sibiricum.

A wild-imitating cultivation method for under-forest cimicifuga foetida comprises the following steps: 1) forest land selection: selecting a forest land with the coverage of 40-80%; 2) soil preparation and fertilization; 3) transplanting plantlets: transplanting cimicifuga foetida with the seedling age of 3-5 years, dipping roots with a bactericide before transplanting, covering with soil after transplanting, treading tightly, and watering sufficiently; 4) field management; 5) harvesting and seedling stage management: starting to harvest fresh and tender stems of the cimicifuga foetida in the second year after transplanting, covering the seedlings with organic detritus sandy soil after the cimicifuga foetida is unearthed, performing shading treatment to prevent lignification of the fresh and tender stems, and when leaves of part of branches of the cimicifuga foetida grow out of the covered organic detritus sandy soil heap and the leaves are about to unfold, covering the seedlings with the organic detritus sandy soil heap with the covering height of 20-25cm to prevent lignification of the fresh and tender stems. Removing the organic detritus sand soil heap, cutting off the fresh and tender stems close to the earth surface, then recovering the organic detritus sand soil heap, keeping 3-5 branches for each cluster of cimicifuga foetida, and ensuring the later growth of the cimicifuga foetida; according to the method, the growth condition of the cimicifuga foetida is good, the harvesting period is long, and the yield is high.

This invention provides a high-yield method for cultivating *Agaricus bisporus* under forest cover in northern China, relating to the field of edible fungi cultivation technology. The method includes the following specific steps: Step 1: Preparation of the planting substrate. By weight percentage, select 50% whole threshed corn cobs, 15% rice husks, 10% broadleaf tree sawdust, and 25% pre-fermented cow and sheep manure, and prepare the materials for later use. Step 2: Substrate pre-fermentation treatment. In northern regions, pre-fermentation begins in early April. Cow and sheep manure is piled up for pre-fermentation one month in advance. When the pile temperature reaches 60℃, it is turned over, and a total of three turns are performed to complete the pre-fermentation. This invention provides a high-yield method for cultivating *Agaricus bisporus* under forest cover in northern China, making full use of local agricultural and forestry waste and idle forest resources. Through optimized substrate formulation, standardized fermentation control, and a dual-cycle fruiting mode adapted to the northern climate, it achieves high-yield, high-quality, and long-cycle cultivation of *Agaricus bisporus*.

The application discloses a forest landscape evaluation method and device based on forest landscape connectivity and a medium, and comprises the following steps: acquiring a land cover data set of a continuous time sequence of a research area, calculating the forest coverage of each grid and the comprehensive forest coverage of the research area; taking the forest coverage data as a foreground, selecting edge density ED, patch type area percentage PLAND, patch shape index LPI and patch cohesion index COHESION to calculate a landscape structure connectivity comprehensive index SCI; selecting four resistance factors including a land use type, an altitude, a slope and a distance from construction land to construct a comprehensive resistance surface, calculating a current density based on a circuit theory, and taking the current density as a landscape function connectivity index CD; and combining the comprehensive forest coverage FC, the landscape structure connectivity comprehensive index SCI and the landscape function connectivity index CD to determine eight modes of dynamic changes of forest landscapes.

This utility model belongs to the field of three-dimensional cultivation technology of Chinese medicinal materials, specifically relating to a three-dimensional cultivation device for Chinese medicinal materials under forest cover. It includes a support frame on which a cultivation mechanism is mounted. The cultivation mechanism includes a water tank, a water pump, an output pipe, a diversion pipe, a spray pipe, and nozzles. The water tank is located at the bottom of the support frame, the water pump is connected to the top surface of the water tank, the output pipe is connected to the output end of the water pump, the diversion pipe is located at the top of the output pipe, multiple sets of spray pipes are installed inside the support frame and connected to the diversion pipes respectively, and multiple sets of nozzles are distributed on the bottom surface of the multiple sets of spray pipes. A flow control mechanism is provided between the output pipe and the diversion pipe. The control sleeve slides along the guide strip, changing the number of sealing holes and sealing rods, thereby precisely adjusting the water flow area. The design of multiple sealing rods of different lengths allows the flow area to be gradually changed when the adjustment sleeve is rotated, achieving gradual adjustment of the water flow.

The invention discloses a device and a method for sowing under-forest radix isatidis in saline-alkali soil in cooperation with soil improvement operation, relates to the technical field of agricultural planting instruments, and aims at a planting mode of single-layer ditching sowing and direct spraying of a modifier in the prior art. The dynamic adjustment of the application amount of the modifier and the double-layer ditching cooperative sowing treatment cannot be carried out according to the soil salinity. A layered structure of applying a modifier on an upper layer and sowing seeds on a lower layer is adopted, so that accurate space matching of the modifier and the seeds is realized, and the problem of mixed laying or distribution disjunction of the modifier and the seeds in existing equipment is solved; meanwhile, a dynamic soil detection and precise quantity control system is integrated, so that the real-time dynamic adjustment of the application amount of the modifier and the layered precise application of the modifier are realized, the salt in a seed growth area is effectively neutralized, the waste of the modifier is avoided, and the soil improvement efficiency and the seeding emergence rate are remarkably improved; the technical problems of multi-process separation, low operation efficiency and high salt return risk in the prior art are solved.

The invention belongs to the technical field of Ganoderma sinensis planting, and provides an under-forest Ganoderma sinensis planting and spore powder collecting device which comprises a cover frame, the cover frame comprises a mounting base and a plurality of supporting legs hinged to the side wall of the mounting base in an array mode, and the supporting legs can be unfolded or folded relative to the mounting base and are in an inclined state when unfolded so as to be inserted into soil to be fixed; and a protection and collection assembly. According to the invention, the multifunctional integration of three purposes by one rack is realized, the rack can be used for many years after being cleaned, the equipment cost is obviously reduced, the management efficiency is improved, and different requirements of the whole growth period of ganoderma sinensis can be met by designing the thin film protective cover, the insect-proof net cover and the pollen collecting cover which can be quickly replaced. A grower does not need to invest multiple independent devices, heat preservation and moisture preservation can be achieved in the ganoderma lucidum growing period only by replacing the cover body, the stipe height and the ganoderma lucidum growing rate can be increased, physical insect prevention is achieved in the sporocarp forming period, insect pests are reduced, the commodity rate is increased, spore powder collection is achieved in the powder spraying period, the powder collecting amount is increased, and the mildew rate is reduced.

The present application provides a forest fire identification and burned area estimation method based on multi-source heterogeneous data fusion, comprising: acquiring a satellite remote sensing image containing a hot spot target and pre-processing; using Faster R-CNN to detect the hot spot target of the satellite remote sensing image, obtaining an image containing a hot spot prediction box and the corresponding prediction box coordinates; performing coordinate conversion on the prediction box, using the global forest cover map for multi-source data fusion, and realizing the filtering of non-forest fire areas; respectively using NDVI threshold method and NBR threshold method to estimate the burned area; using satellite thermal infrared remote sensing data to detect forest fires, the thermal infrared remote sensing is sensitive to high temperature target identification, through the gray value difference between the forest fire area and the background area in the remote sensing image, and the fusion of the global forest cover map effectively distinguishes the fire point, does not depend on visible light, has high time resolution, wide image coverage, can realize all-weather large-scale forest fire monitoring, and the satellite revisit period is conducive to the dynamic monitoring and process analysis of forest resources.

The invention relates to the technical field of animal breeding, in particular to an under-forest antibiotic-free native chicken breeding method based on precise regulation and control of food and medicine homologous components, which comprises the following steps: selecting a broad-leaf mixed forest with the slope of less than or equal to 15 degrees, the pH value of 6.0-7.5, the organic matter of more than or equal to 1.5% and the annual sunshine of more than or equal to 1200 hours, dividing the broad-leaf mixed forest into three equal-area partitions, arranging a preservative bamboo isolation fence, and sowing allium macrostemon and houttuynia cordata, and performing sunshade net maintenance for 22 + / -3 days until the seedling height reaches the standard, and then performing rotation grazing and stocking. The method comprises the following steps: carrying out plant extract disinfection every day, carrying out padding micro-ecological fermentation treatment and carrying out hermetia illucens resource utilization. And the vegetation regeneration rate in the pasturing period is greater than or equal to 85%. The sick and weak chickens are fed with allium macrostemon-herba houttuyniae juice, the incidence rate of intestinal diseases is remarkably reduced, the technical pain point of traditional under-forest breeding is solved, meanwhile, a raw material replacement scheme, climate adaptation parameters and the variety adaptation range are expanded, and unification of ecological benefits, economic benefits and social benefits is achieved.

The utility model discloses a sunshade suite for planting anoectochilus formosanus under forest, which comprises a lower sunshade net, an upper sunshade film and a plurality of support rods, the sunshade net and the sunshade film are stacked together, a plurality of first retaining rings are uniformly distributed on the periphery of the sunshade net, and a plurality of second retaining rings are uniformly distributed on the periphery of the sunshade film; the supporting rod comprises a vertical rod body, a horizontal pressing rod located on the lower side portion of the rod body and a hook which is located on the upper side portion of the rod body, located on the same side as the pressing rod and used for hooking the first retaining ring and the second retaining ring, the lower end of the rod body is a sharp end used for being nailed into the ground, and the portion, located below the pressing rod, of the rod body is a ground entering section. The ring hole diameters of the first retaining ring and the second retaining ring are larger than the diameter of the rod body and smaller than the sum of the length of the pressing rod and the diameter of the rod body. The greenhouse can be formed at low temperature in the Spring Festival, and high temperature and highlight irradiation can be shielded at high temperature in summer.

The invention provides a back-covering type cultivation method for gastrodia elata under forest. The method comprises the following steps: (1) soil preparation; the method comprises the following steps: selecting a forest land with the gradient of 10-65, digging furrows with the width of 80-100 cm and the depth of 25-35 cm, and keeping the length unlimited; (2) material preparation: 28-32 kg of fungus wood, 18-22 kg of sticks and 10-14 kg of twigs are used according to the actual planting area of 1 m < 2 >; preparing an armillaria mellea bag; preparing gastrodia elata seed fungus crumbs; (3) sowing: sowing from the lower end of the furrow to the upper end of the furrow according to the sequence of wood sticks, gastrodia elata seed fungus crumbs, armillaria mellea cakes, gastrodia elata seed fungus crumbs, twigs, armillaria mellea cakes and gastrodia elata seed fungus crumbs in a circulating and layered manner; (4) planting management; and (5) digging. Seeding operation is conducted from the lower end of a furrow to the upper end of the furrow, arrangement is conducted at a specific placement angle, and sticks, twigs, fungus cakes and gastrodia elata seed fungus scraps are placed in a layered mode, so that bottom layer rot and surface layer water loss are effectively prevented, gastrodia elata growth is promoted, and the gastrodia elata yield and the resource utilization rate are increased; the gastrodia elata yield is increased by at least 50%.

A method of producing a model to detect changes in forest cover is disclosed. The method includes obtaining forest-cover classification data of a land area. The land area includes one or more subregions having unchanged forest-cover classifications between a first time and a second time. The method further includes obtaining remotely sensed data of the subregions at multiple times. For at least one forest-cover classification, the method includes applying a statistical analysis to the image data to determine one or more threshold values representing measurement variations. The method further includes comparing subsequently obtained image data to the one or more threshold values and classifying the one or more subregions as changed or unchanged based on the comparison of subsequently obtained image data to the one or more threshold values.

The application discloses a forest cover change carbon budget estimation method and belongs to the technical field of regional carbon emission of forest cover change. The application obtains medium-high resolution vegetation carbon density spatial distribution data of a target area through a CASA model and the principle that net primary productivity is in a positive linear relationship with forest biomass, combines the CASA and Bookkeeping models, realizes carbon flux estimation distribution mapping of forest cover change with spatial details at a regional scale based on vegetation and soil carbon density spatial distribution data, and simulates more accurate regional carbon budget influence results of forest cover change. The application introduces carbon data with spatial details in the CASA model into the Bookkeeping model to obtain carbon flux data with spatial details caused by forest cover change, solves the existing model limitation problem, and can scientifically adjust the deficiencies of forest management at a regional scale.

The application provides a forest coverage evaluation detection method and system based on remote sensing image detection, relates to the technical field of forest coverage evaluation detection, and collects terrain slope, elevation and remote sensing image data of a target region, obtains slope interval data by grading the terrain slope, performs radiation calibration and terrain correction on the remote sensing image to obtain an image data set, splits the image based on a preset reflectivity threshold to obtain a forest candidate region, fuses the candidate region with a ground measured data set to obtain coincidence degree data, finally combines the slope interval data to correct the accuracy of the candidate region, obtains forest coverage range and coverage degree data, completes evaluation, and can realize high-precision and automatic evaluation of the continuous forest coverage range in a plain area by fusing remote sensing images, terrain slope and ground measured data.

This invention relates to the field of ecological cultivation technology of Chinese medicinal materials, specifically to a comprehensive prevention and control method for iron deficiency in *Polygonatum sibiricum* under forest cover. This invention addresses the symptoms of iron deficiency in *Polygonatum sibiricum* under forest cover by adjusting soil pH, providing effective iron supply, and combining a compound microbial agent of *Bacillus subtilis*, *Bacillus pumilus*, *Bacillus tekirae*, *Bacillus mycoides*, and *Bacillus amyloliquefaciens* with *Pseudomonas fluorescens* to release iron carriers. This fundamentally solves the problems of chlorosis and yellowish-white discoloration in young leaves, oily yellowish-brown spots on leaves, wilting of young shoots, elongated internodes, and easy lodging. Using *Polygonatum sibiricum* as the material, this invention proposes a three-step comprehensive approach to eliminate deficiency symptoms caused by iron deficiency during its ecological cultivation in forests. This allows the chloroplast thylakoid membrane and chlorophyll synthesis in *Polygonatum sibiricum* plants under forest cover to recover, photosynthesis to return to normal, and chlorophyll fluorescence kinetic parameters to a healthy state.

The invention relates to a large-scale forest fragmentation classification algorithm based on a geographic information cloud computing platform. The algorithm comprises the following steps: loading forest coverage data of a target area; generating a binarized forest mask image; constructing a neighborhood window; calculating a local forest coverage rate in the neighborhood window; extracting numerical values of all pixels in the neighborhood window, generating corresponding adjacency images and counting adjacency relations; calculating a local forest adjacency probability in the neighborhood window; calculating a local forest coverage rate and a local forest adjacency probability corresponding to each pixel; and determining the forest fragmentation type to which the pixel belongs. The beneficial effects of the invention are that the method achieves the efficient processing of a high-resolution and large-scale region based on the advantages of a geographic information cloud computing platform employing a multi-level cache and parallel operation strategy, breaks through the bottlenecks of a conventional algorithm in speed and scale, and effectively shortens the processing time.

This application discloses a method for detecting the growth status of Fritillaria cirrhosa under forest cultivation. By constructing a multi-source data fusion architecture, it deeply couples physiological and electrical characteristics with optical features, breaking through the technical bottleneck of spectral aliasing and texture similarity in complex forest backgrounds. By introducing spatial geometric constraints and probabilistic graphical model reasoning, it elevates discrete pixel analysis to object-level understanding with cultivation semantics, effectively solving the problems of high false alarm rate and ambiguous positioning caused by interference from forest cover. By establishing a complete technical chain from data acquisition, feature extraction, semantic optimization to prevention and control decision-making, it realizes the transformation of Fritillaria cirrhosa growth status from passive discovery to active early warning, and from experience judgment to quantitative assessment, improving the accuracy of early disease identification and spatial positioning precision.

This invention provides an effective planting method to alleviate the continuous cropping obstacles of Gastrodia elata, relating to the field of agricultural planting technology. The invention involves first pre-treating the soil with a composite substrate, and then applying microbial inoculants during planting. This ensures the normal growth of Gastrodia elata under forest cover in a semi-wild environment, inhibits the harm caused by continuous cropping obstacles, reduces the occurrence of Gastrodia elata diseases, and guarantees the yield and quality of Gastrodia elata. Generally, after planting Gastrodia elata, the land needs to be left fallow for four to five years before it can be planted again on the same plot. Using the method of this invention, the yield of Gastrodia elata planted on land that has been fallow for one year can be increased by 181.42% to 236.28%, while the yield is only reduced by 14.41% to 28.37% compared to the first planting. This invention can effectively alleviate the problem of limited forest land resources caused by continuous cropping obstacles of Gastrodia elata and promote the large-scale development of the semi-wild cultivation industry of Gastrodia elata under forest cover.

This invention discloses a high-efficiency ridging device for intercropping medicinal herbs under forest cover, comprising a support assembly. The support assembly includes an arc plate, which is fixedly connected to a U-plate. The U-plate is fixedly connected to symmetrical guide rods, and the U-plate has an S-groove. The arc plate is fixedly connected to a ridging assembly, which includes a motor. The arc plate is fixedly connected to the motor, which passes through the arc plate. The motor's output shaft is fixedly connected to a crank, which is fixedly connected to a fixed shaft. The motor is fixedly connected to a mounting plate, and the mounting plate is fixedly connected to an L-shaped rod. The symmetrical guide rods pass through sliding grooves, and guide rods are fixedly connected within the sliding grooves. This invention relates to the field of agricultural equipment, specifically to a high-efficiency ridging device for intercropping medicinal herbs under forest cover. The technical problem this invention aims to solve is to provide a high-efficiency ridging device for intercropping medicinal herbs under forest cover, facilitating ridging during this process.