31results about How to "Guaranteed greening effect" patented technology

The invention relates to the technical field of side slope treatment, and discloses a high and steep side slope ecological retrieved green spray-seeding base material and a preparation method and application of the base material. The spray-seeding base material comprises the following raw materials in parts by weight: 330-420 parts of planting soil, 20-30 parts of peat soil, 1.5-5 parts of organic fertilizer, 1-3 parts of grass fibers, 1-3 parts of sawdust, 0.03-0.05 part of a water-retaining agent, 0.02-0.04 part of an adhesive, 0.1-0.5 part of inorganic fertilizer, 0.5-2 parts of a pH adjustment agent, 30-44 parts of hybrid seeds and 150-200 parts of water, wherein the hybrid seeds consists of the following plant seeds in parts by weight: 10-12 parts of rhizomes tall fescue, 2-4 parts of trifolium repens, 3-5 parts of alfalfa, 2-3 parts of bermuda grass, 2.5-4 parts of indigofera pseudotinctoria, 4-6 parts of magnolia multiflora, 3-5 parts of cassia corymbosa, 2-3 parts of amorpha fruticosa and 1-2 parts of coreopsis. The base material disclosed by the invention for spray-seeding can make a soil replacement base layer with the intensity higher than 0.25MPa; after 45 days when a turf is formed, the rainwash strength is higher than or equal to 120mm/h; within half a year to a year, an ecological plant colony with shrubs which grow with the rainwash strength higher than or equal to 200mm/h and serve as main plants is formed.

The invention relates to a hydro-fluctuation belt side slope ecological management method based on an ecological bag. The hydro-fluctuation belt side slope ecological management method comprises the following steps of: dividing a hydro-fluctuation belt, namely taking an upper limit of a water level of a drought period as a lower boundary of the hydro-fluctuation belt; taking the highest water level line of a flood period as an upper boundary of the hydro-fluctuation belt as the hydro-fluctuation belt; and carrying out ecological repairing: treating a foundation slope surface; paving the ecological bag from the lower boundary of the hydro-fluctuation belt in a ladder-shaped layer staggered manner; and planting amphibious plants or/and hygrophytes on the ecological bag. The technical effects of the hydro-fluctuation belt side slope ecological management method are obvious, namely plant roots penetrate through the ecological bag to form an organic whole body with a slope body, so that the slope body is relatively firm and water and soil loss can be effectively prevented; and no matter whether the amphibious plants are drowned or naked, the afforesting effect and the ecological effect can be guaranteed.

The invention discloses a wind prevention, sand fixation and water retention afforestation method and belongs to the technical field of environmental protection engineering. The method comprises steps as follows: a curing agent is prepared from sodium carboxymethylcellulose, anionic polyacrylamide, ferrous chloride and water; the curing agent and sand are blended to form cured sand; deep holes for tree planting and shallow trenches for grass planting are dug in the sand land, water collecting hoppers are drilled in the deep holes, the deep holes and the shallow trenches are filled with the cured sand, and the cured sand form deep hole sand fixation and water absorption layers in the deep holes and form shallow trench sand fixation and water absorption layers in the shallow trenches; saplings are planted in the deep holes, the roots of the saplings extend into the mouth parts of the water collecting hoppers, and grass seeds are scattered in the deep holes and the shallow trenches; the grass seeds are covered with a mulching film for maintenance, and small ventilation holes are formed in the mulching film. The curing agent and the sand soil are blended, inside gaps of soil particles can be filled with the blended curing agent and sand soil, the cured sand particles don't easily disperse and jump, sufficient water can be continuously provided for plants, and the long-time wind prevention, sand fixation and water retention effects are achieved.

The invention relates to the technical field of side slope treatment and discloses a spray-seeding substrate for ecological reafforestation of high and steep side slopes, a preparation method for the spray-seeding substrate and an application of the spray-seeding substrate. The spray-seeding substrate contains the following raw materials in parts by weight: 330-420 parts of planting soil, 20-30 parts of peat soil, 1.5-5 parts of organic fertilizer, 1-3 parts of grass fibers, 1-3 parts of wood sawdust, 0.03-0.05 part of water retention agent, 0.02-0.04 part of binder, 0.1-0.5 part of inorganic fertilizer, 0.5-2 parts of pH regulator, 30-44 parts of seed mixture and 150-200 parts of water, wherein the seed mixture is prepared from the following plant seeds in parts by weight: 10-12 parts of rhizome-type festuca arundinacea, 2-4 parts of Trifolium repens, 3-5 parts of Medicago sativa, 2-3 parts of bermuda grass, 2.5-4 parts of Indigofera pseudotinctoria, 4-6 parts of magnolia multiflora, 3-5 parts of cassia corymbosa, 2-3 parts of amorpha fruticosa and 1-2 parts of cosmos bipinnatus. Through carrying out spray-seeding by using the substrate disclosed by the invention, an imported-soil base course with the strength of 0.25MPa or more can be formed, the rainfall erosion resistance after 45-day plain forming is not lower than 120mm/h, and a shrub-dominated and grass-shrub-combined ecological plant community with the rainfall erosion resistance not lower than 200mm/h is formed in half a year to a year.

The invention discloses a sandy soil greening construction method, and belongs to the environment protection engineering technical field; the method comprises the following steps: preparing a curing agent; mixing the curing agent with sandy soil so as to form curing sand; digging deep pits and shallow trenches in the sandy soil, drilling water funnels into the deep pits, filling the curing sand into the deep pits and shallow trenches, planting saplings into the deep pits, allowing sapling roots to extend to the water funnel mouths, and spreading grass seeds in the deep pits and shallow trenches; laying fine sands on the grass seeds, using a mulch film to cover the grass seeds, opening vents on the mulch film, inserting wooden slots around the mulch film, and pouring slurry into the slots so as to form a water fence; watering the grass seeds for maintenance, and irrigating in every 1-2 days until the grass seeds germinate. The method mixes the curing agent with the sandy soil so as to fill inner gaps of the soil particles; the curing sand particles cannot easily disperse and jump, thus contentiously providing sufficient water for plants, and realizing long term windproof, sand solidification, water retention and greening effects.

The invention belongs to the technical field of agricultural engineering, particularly relates to an upper-ditch and lower-base soil retaining block type ecological retaining wall suitable for mountain slopes, and aims to solve the problem that in the prior art, when a retaining wall structure is applied to the mountain slopes, water easily permeates into a wall body, so that the stability of theretaining wall structure becomes poor as time goes on. The upper-ditch and lower-base soil retaining block type ecological retaining wall suitable for the mountain slopes comprises a base and the wallbody, wherein the base is connected to the lower end of the wall body; one side of the wall body is provided with an ecological sandbag; the upper end of the wall body is also provided with an intercepting ditch which is concave towards the interior of the wall body; the intercepting ditch is internally provided with a water guide assembly for preventing the water from permeating into the wall body; and the water guide assembly is attached to the inner surface of the intercepting ditch. According to the invention, the intercepting ditch is formed in the upper end of the wall body, and the water guide assembly used for preventing the water from permeating into the wall body is further arranged in the intercepting ditch, so that most of the water on the mountain top can be drained through the intercepting ditch, the water permeating into the wall body is reduced, and the stability of the wall body is guaranteed.

The invention discloses a road greening device with a cold resisting function and a water collecting function. The greening device with the cold resisting function and the water collecting function comprises a water storage tank and a greening groove, wherein the greening groove is fixedly formed in the upper end of the water storage tank; in addition, a rotating shaft is arranged on the outer side of the greening groove; winding devices are respectively arranged on the outer side edge of a first protection plate and the outer side edge of a second protection plate; besides, the outer sides ofthe winding devices extend to form protective cloth; a supporting plate is fixedly arranged on the lower side of the greening groove and is fixedly arranged inside the water storage tank; water absorbing bars are arranged inside the supporting plate, penetrate through the supporting plate and are connected with the water storage tank and the greening groove; each winding device is internally provided with a winding shaft; in addition, the protective cloth winds the outer sides of the winding shafts. The road greening device with the cold resisting function and the water collecting function can add the water storage work of the greening device, thereby effectively reducing water and soil loss of the greening device; besides, normal growth of greened plants in the greening groove and the greening effect of the device can be ensured.

Disclosed are a bar-planting-type greening groove structure of a roadbed slope platform and a mounting method. The roadbed slope platform is conveniently and effectively greened and beautified, the construction efficiency is effectively improved, the survival rate of greening plants is increased, and the greening effect is ensured. The structure comprises the slope platform and a platform sealinglayer for sealing the slope platform, the upper edge of the platform sealing layer is transversely provided with prefabricated greening grooves at intervals, the two transverse side walls of each prefabricated greening groove are provided with anchoring members, the upper ends of the anchoring members are connected with the prefabricated greening grooves, and the lower portions of the anchoring members are anchored into a foundation at the lower portion of the slope platform and anchored with the foundation. The prefabricated greening grooves are filled with plant growing soil for planting thegreening plants.