7results about How to "High ecological" patented technology

The invention relates to a method for promoting growth, nodulation and nitrogen fixation of indigofera pseudotinctoria by utilizing rhizobium D303 and a bacterial solution thereof. The biological preservation number of the rhizobium sp. D303 is CCTCC (China Center for Type Culture Collection) NO: M20252803. Pot culture tie-back tests prove that the indigofera pseudotinctoria seedlings inoculated with the rhizobium are obviously superior to a control group in the aspects of plant height, root length, overground dry weight, underground dry weight, root nodule number, root nodule weight, root nodule diameter, nitrogenase activity, antioxidant enzyme activity and the like. The rhizobium strain provided by the invention has efficient nodulation and nitrogen fixation capability and excellent growth promoting characteristic, obviously improves the growth speed, nodulation capability and nitrogen fixation efficiency of the indigofera pseudotinctoria, reduces the dependence on chemical nitrogen fertilizer, and has a broad application prospect in development of special biological bacterial fertilizer for indigofera pseudotinctoria. The method has important ecological and economic benefits for promoting the application of the indigofera pseudotinctoria in ecological restoration and feed production, and is suitable for slope greening, water and soil conservation and barren mountain ecological restoration projects.

The present invention belongs to the technical field of sea cucumber breeding. A marine ranch sea cucumber conservation and proliferation reef is disclosed, comprising: a shelter body, a cavity is provided inside, and the cavity is configured to accommodate sea cucumbers; a flow reduction unit is arranged on the side wall of the shelter body and is configured to reduce flow and eliminate waves; at least one seedling protection unit is fixed on the top of the shelter body and is configured to accommodate sea cucumber seedlings, and a connecting port is opened on the top surface of the shelter body so that the outer surface of the shelter body is connected to the cavity through the connecting port; it also includes an attachment unit, which is arranged in the cavity and fixed to the inner wall of the shelter body; the attachment unit includes at least one attachment plate, which is fixed to the inner wall of the shelter body, and the number of attachment plates is not less than two, and multiple attachment plates are arranged in a vertical direction. The present invention can realize the arrangement of a flow reduction unit and a seedling protection unit on the shelter body, the flow reduction unit realizes flow reduction and elimination to slow down the flow rate of seawater around the shelter body, and the seedling protection unit is used to reduce the impact of the ocean current on the sea cucumber during bottom sowing, thereby avoiding the serious loss of seedlings during bottom sowing in the marine ranch reef area.

The utility model relates to the technical field of slope greening protection, and disclose a kind of slope greening protection structure, including slope, and protection assembly and irrigation subassembly are arranged on the slope upper side;Irrigation subassembly is located above protection assembly, and the protection assembly includes the first galvanized iron wire, second galvanized iron wire, third galvanized iron wire and fourth galvanized iron wire located above slope.The grid structure formed by the first galvanized iron wire, second galvanized iron wire, third galvanized iron wire and fourth galvanized iron wire reduces the slope maintenance requirement due to wind and rain erosion, and the fixing mode of pressing plate and ground nail, effectively enhances the stability of slope, prevents rock collapse and slope instability, and the use of planting bag makes vegetation recovery more direct and efficient, and the substrate ratio garden soil in planting bag provides a good soil environment for vegetation growth, so as to not only realize the stability of slope, but also improve the ecological and landscape value of slope through the planting of vegetation.

The invention is suitable for the technical field of agricultural automation equipment, and provides a ridge sealing crop field operation trolley based on a dual-camera recognition system, and the ridge sealing crop field operation trolley comprises a crawler-type chassis, and further comprises a multi-degree-of-freedom adjusting module, a dual-pesticide-chamber pesticide supply module, a dual-camera visual module and a control unit. According to the device, through cooperative perception of the global vision unit and the local vision unit and combination of flexible operation of multi-axis machinery and classified pesticide application, the problems that the field view of ridge sealing crops is limited, the operation precision is low, and the types of weeds cannot be accurately recognized are effectively solved; the device has the advantages of compact structure, high adaptability, high pesticide utilization rate, accurate and efficient operation and the like.

The present invention discloses a novel hinged sea ambush energy dissipation structure, which relates to the technical field of water conservancy engineering, including a crushed stone cushion layer, an energy dissipation strip, an articulated steel bar, a water diversion and return flow component, a supporting diversion column, a limiting fixed tooth, and a water venting hole. The surface of the crushed stone cushion layer is evenly and staggeredly arranged with multiple groups of mutually cooperating energy dissipation strips. The present invention improves the traditional sea ambush structure type, not only can realize the accurate elimination of residual energy, but also can solve the problem of the structural transition zone between the building and the riverbed that is rigid and flexible. The strip, wheel sequence and skip bin casting construction method saves costs compared with concrete blocks and meets the requirements of saving stone resources. By evenly and staggered splicing multiple groups of energy dissipation strips in a certain order, the upper surfaces of multiple groups of energy dissipation strips are all inclined, so that a drop-type micro-fall structure is formed between each group of energy dissipation strips, and the energy dissipation strips are separated in a way of breaking the whole into parts and hinged into an integral sea ambush through articulated steel bars.

The invention provides a flower border long-term evaluation method in combination with a multi-dimensional index, and relates to the technical field of gardening and landscape design, and the method comprises the steps: carrying out the low-maintenance management of a target flower border based on an evaluation period, and obtaining a maintenance record log; performing long-term judgment analysis on the flower border, performing multi-dimensional analysis in combination with an evaluation period, then setting a plurality of flower border long-term indexes, performing multi-dimensional evaluation on the target flower border to generate a multi-dimensional evaluation data set, and performing comprehensive evaluation calculation on the long-term to obtain a long-term comprehensive evaluation index for performing intelligent evaluation on the long-term. The problems that flower border long-term evaluation is lack of systematic and quantitative flower border evaluation standards and long-term ecological and aesthetic benefits are difficult to comprehensively and objectively measure are solved, and the effects of accurately evaluating flower border long-term effectiveness, providing scientific basis for optimization, maintenance and management and improving the continuity of ecological and ornamental values are achieved.

The utility model discloses an ecological brick and an ecological protection slope, and belongs to the technical field of ecological protection slopes. The ecological brick comprises a brick body, the outer contour of the brick body is in a regular hexagon shape, the center of the brick body is of a regular hexagon hollow structure, and the brick body serves as a vegetation area; a soil filling planting assembly is arranged in the hollow structure and used for dividing the hollow structure and then laying soil bodies needed by different types of vegetation. A drainage groove is formed in the center of the bottom of each edge of the brick body, and the drainage grooves in the adjacent edges of the adjacent brick bodies are communicated and used for water exchange between the brick bodies or timely drainage of rainwater to prevent water accumulation. Sharp end bulges used for being inserted into a slope protection soil body are respectively arranged at hexagonal positions at the bottom of the brick body. A drainage groove is formed in the center of the bottom of each edge, so that the vegetation area of the hollow structure can exchange water between the brick bodies or drain rainwater in time to prevent water accumulation.