11results about How to "Maintain biodiversity" patented technology

The invention discloses a water quality comprehensive regulation and control intelligent model based on water quality hydrodynamic force, and relates to the technical field of water quality comprehensive regulation and control, which comprises the following steps: constructing a comprehensive meteorological monitoring network, capturing key meteorological parameters of air temperature, rainfall, humidity and wind speed in real time, and formulating water area monitoring paths of an unmanned aerial vehicle and an unmanned ship according to detected environment data; the method comprises the following steps: setting an unmanned aerial vehicle monitoring team to monitor the water surface condition in real time, setting an unmanned ship formation to run according to a formulated route, carrying out key monitoring and sampling on a specific polluted area, constructing a water quality standard-reaching early warning system, and carrying out prediction and early warning simulation calculation and correction, and analyzing and evaluating the water quality condition. According to the water quality comprehensive regulation and control intelligent model based on the water quality hydrodynamic force, water area pollution can be quickly found, pollutants can be traced and researched in time, pollution expansion is prevented, meanwhile, pollution early warning can be conducted according to data, potential environmental risks can be found, and powerful technical support is provided for environmental protection work.

The invention relates to the technical field of frozen soil microorganism sample collection, in particular to frozen soil microorganism collection and storage equipment which comprises a supporting assembly, an adjusting assembly and a collection assembly, the collection assembly in the equipment is provided with a barrel body, an auger drill bit and a collection barrel, and when the equipment collects frozen soil microorganisms, the auger drill bit needs to be used for breaking a frozen soil layer firstly, and then the barrel body is used for collecting the frozen soil microorganisms; frozen soil drilled by the auger drill bit is conveyed into the barrel body through the collecting barrel, and the frozen soil is prevented from directly falling on the ground, so that on one hand, the frozen soil is prevented from directly falling on the ground, subsequent landfill of the excavated frozen soil is facilitated, and damage to the original ecological environment of frozen soil is reduced; on the other hand, the stability and biodiversity of the frozen soil layer are maintained, on the other hand, the soil of the frozen soil layer is prevented from falling into the excavated and sampled pit hole, the soil of the frozen soil layer can be effectively prevented from being collected together when microorganism samples are collected, and the pollution of the soil of the frozen soil layer to microorganisms is reduced.

The present invention provides an underwater terrain structure for water body ecological restoration, comprising at least one ecological restoration unit, each ecological restoration unit comprising a first planting belt for planting shallow water submerged plant species, a second planting belt for planting deep water submerged plant species and a deep ditch, the water depth of the first planting belt is less than the water depth of the second planting belt, the water depth of the second planting belt is less than the water depth of the deep ditch, a first slope is set between the first planting belt and the second planting belt, and a second slope is set between the second planting belt and the deep ditch. The present invention utilizes the appropriate water depth and habitat requirements of different submerged plants, shapes the underwater terrain structure according to the water depth gradient, avoids the large-scale expansion and spread of pioneer species or a few highly competitive plants caused by habitat homogenization, so as to achieve the common growth of multiple submerged plants in the same water area and enrich the biodiversity of the water body.

The invention relates to the technical field of vegetable cultivation, and discloses a vegetable full-coverage ecological efficient cultivation technology which comprises the following steps: step 1, selecting and designing a functional composite mulching film which has the functions of temperature and humidity regulation, pest control, accurate nutrient release and soil protection, and the design of the mulching film comprises a multi-layer structure, each layer has different functions; and step 2, performing plastic film mulching: laying the functional composite plastic film on a vegetable planting area to cover the whole soil surface so as to form a full-coverage cultivation environment. Through optimization of a cultivation environment and accurate nutrient management, the growth efficiency and yield of crops are remarkably improved, a full-coverage cultivation technology and an intelligent fertilization system are combined, so that the crops can obtain appropriate moisture, illumination, nutrients and other elements in different growth stages, and thus healthy growth and disease resistance of the crops are enhanced; the overall quality and the market competitiveness of the vegetables are improved.

The invention discloses an ecological photovoltaic power station in a desert region. The ecological photovoltaic power station comprises a photovoltaic array, an ecological protection layer, a water collection system and an automatic irrigation system. The photovoltaic array is arranged on the ground of the desert area and comprises a plurality of photovoltaic panels, the photovoltaic panels are used for absorbing solar energy and converting the solar energy into electric energy, the ecological protection layer is arranged on the ground below the photovoltaic panels, and the water collection system is used for collecting rainfall in the desert area and condensed water of the photovoltaic panels. The automatic irrigation system is connected with the water collection system and used for providing water for the ecological protection layer. According to the ecological photovoltaic power station in the desert region, land degradation can be prevented, the soil structure can be kept, water and soil loss can be reduced, and attraction and maintenance of biological diversity are facilitated. In addition, the ecological protection layer can also achieve a certain temperature adjustment effect, reduce the temperature around the photovoltaic panel, facilitate the improvement of the working efficiency of the photovoltaic panel, prolong the service life of the photovoltaic panel, and ensure the long-term operation of the photovoltaic power station.

The utility model discloses an EPP floating island planting device which comprises a planting module capable of floating on water, a connecting part is arranged on the edge of the planting module, a through hole is formed in the planting module, a planting cup is placed at the position of the through hole, and a penetrating hole penetrating through the planting cup is formed in the side wall of the planting cup, so that plants can take roots conveniently. Aquatic plants can be planted in the planting cups, the plants take root in the water purification ceramsite to absorb eutrophic substances in water and purify water, and the floating bed is subjected to multiple reinforcement design, so that the service life and the safety are effectively guaranteed; the planting modules can be connected with other planting modules through the connecting parts, so that two or more planting floating beds are fixedly installed together, large-area concentrated planting is facilitated, and the wind and wave resistance can be improved.

This invention relates to an automated monitoring method for the dynamic changes of plant diversity in mountainous forest areas, comprising: constructing a three-dimensional model of the target mountainous area and deploying a sensor network; collecting microclimate data and soil characteristic data to determine a spatial distribution matrix; acquiring historical plant distribution data of the target mountainous area, mapping it to the spatial distribution matrix to construct a comprehensive distribution map of environmental factors, and determining a correlation model between plant distribution and environmental factors; acquiring real-time satellite remote sensing image data of the target mountainous area, using the correlation model to analyze the characteristics of changes in plant cover and plant diversity distribution, and locating several key plant distribution areas; identifying plant species and counting their numbers in the key plant distribution areas, updating the comprehensive distribution map of environmental factors, and completing the automated monitoring of the dynamic changes of plant diversity in the target mountainous area. This invention integrates multi-source environmental data to achieve automated analysis of plant diversity distribution.

The invention belongs to the technical field of species identification, and particularly relates to application of a detection reagent of InDel molecular markers for distinguishing acer truncatum lineages, two InDel molecular markers North and Soth for identifying acer truncatum populations are disclosed for the first time, the nucleotide sequence of the molecular marker North is as shown in SEQ ID NO.1, the nucleotide sequence of the molecular marker Soth is as shown in SEQ ID NO.2, the nucleotide sequence of the molecular marker North is as shown in SEQ ID NO.1, and the nucleotide sequence of the molecular marker South is as shown in SEQ ID NO.2. Molecular markers North and Soth can be used for distinguishing the southern pedigree and the northern pedigree of acer truncatum. The invention also develops a reagent for detecting the molecular marker, and develops a method for distinguishing the southern pedigree and the northern pedigree of the acer negundo, and the method can accurately and effectively identify the pedigree type of an acer negundo sample to be detected, distinguish the southern pedigree and the northern pedigree of the acer negundo, and improve the detection accuracy of the acer negundo. And an efficient and reliable technical means is provided for protection and research of acer truncatum.

The utility model provides a wetland ecological slope protection device which comprises a planting box, and a clamping strip is arranged on the left side face of the planting box. Clamping grooves matched with the clamping strips are formed in the right side surface of the planting box; annular water pipes are arranged at different depths in the planting box. The installation process is simplified, and the device is easily fixed on the wetland slope in a protective net hanging mode; the built-in vegetation planting area can beautify the environment, purify air, prevent erosion and keep biodiversity at the same time; a built-in moisture conveying system can uniformly adjust the soil humidity, so that the moisture required by vegetation is guaranteed, and the erosion problem caused by excessive irrigation is avoided; the opening with the drainage function can effectively drain excessive water and prevent water and soil loss; besides, a plurality of units are allowed to be assembled and connected through the design of the device, a larger-scale ecological slope protection system is formed, the construction and maintenance efficiency is improved, the long-term maintenance cost is reduced, and the device has the advantages of being environmentally friendly, sustainable and capable of flexibly adapting to different environments.

The present invention discloses an enhanced denitrification artificial wetland system and a construction method thereof, comprising an artificial wetland pool, a water inlet pool is provided on one side of the artificial wetland pool, a connected drainage pipe is provided at the bottom of the other side, wetland plants are planted on the artificial wetland pool, an assembly slot is provided on the artificial wetland pool, a double-axis rotating device, a water supply pipe and a high-pressure pump body are provided in the assembly slot, one end of the water supply pipe extends into the water inlet pool, and the other end is connected to an oxygenation spray assembly, the high-pressure pump body is provided on the water supply pipe and the impeller of the high-pressure pump body is connected to the first output end of the double-axis rotating device, and a reciprocating moving part is provided at the bottom of the oxygenation spray assembly. The present invention allows the water source to be treated to be sprayed from top to bottom on the artificial wetland pool, on the one hand, the oxygen content in the water source is increased, and on the other hand, the oxygenation spray assembly reciprocates, so that the wetland plants can be fully in contact with the water source to be treated, ensuring the denitrification effect of the wetland plants on the water source.

This invention discloses a synergistic method for cold-season grazing and warm-season fertilization in alpine meadows, belonging to the field of alpine grassland ecological restoration and sustainable agricultural management technology. The method includes the following steps: using UAV remote sensing to acquire spatial distribution information of litter in the cold-season grassland, and dividing the grassland into patches with different litter loads based on this information, implementing differentiated grazing by region; using a soil sensor network buried in the grassland to monitor soil temperature and moisture content, dynamically defining the start and end times of cold-season grazing and the operational window for warm-season fertilization; during the warm season, spraying the grassland with liquid nitrogen and phosphorus fertilizer containing synergists according to the warm-season fertilization operational window. This invention deeply couples the physical disturbance of cold-season grazing with the chemical regulation of liquid nutrients in the warm season, solving problems such as slow litter decomposition, low fertilizer utilization, delayed greening, and decreased soil fertility in alpine meadows, achieving a synergistic improvement in grassland production and ecological functions.