301 results about "Mountain forest" patented technology

The invention discloses a relay-intercropping cultivation method of polygonatum sibiricum. The relay-intercropping cultivation method is characterized in that an uncaria relay-intercropping mode is adopted and imitated wild plantation is performed at borderlands of mountain forests. The cultivation method comprises following steps of: firstly, selecting moisture and completely-shaded land parcels; secondly, performing fixed planting operation on uncaria seedlings in accordance with 1.0m*1.5m distance between plants; thirdly, making a compartment surface, 50cm wide and 30cm high, between lines of uncarias; fourthly, planting two rows of polygonatum sibiricum on compartment surfaces in the shapes of regular triangles or inverted triangles; fifthly, managing uncaria and polygonatum sibiricum daily and preventing and controlling plant diseases and insect pests; and lastly, timely harvesting and processing polygonatum sibiricum.The relay-intercropping cultivation method of polygonatum sibiricum has following beneficial effects: a shed may not be required for shading since a growth condition is provided for imitated wild growth of polygonatum sibiricum, thereby solving the problem that manually-planted medicinal materials have poor quality; and high yield of polygonatum sibiricum is realized while an additional amount of uncaria is harvested such that land resources are fully utilized and comprehensive income is increased.

The invention discloses an electric trench excavator. The electric trench excavator comprises a triangular rack, a sliding bracket, a supporting seat, a lifting mechanism, a power mechanism and a spiral drilling rod, wherein the triangular rack comprises three vertical rods and a plurality of transverse rods; the three vertical rods are triangularly distributed; the transverse rods connect the three vertical rods with one another; wheels and handles are arranged on the rear side surface of the triangular rack; three supporting legs are arranged at the bottom of the triangular rack; the sliding bracket comprises a plurality of guide rods and a supporting seat; the guide rods are fixedly arranged on the triangular rack; the supporting seat is provided with a plurality of sleeves which are sleeved on the guide rods respectively; the lifting mechanism is connected with the supporting seat to drive the sliding bracket to lift; the power mechanism is arranged on the supporting seat and comprises a storage battery, a motor and a speed reducer; the storage battery supplies power to the motor; the speed reducer is connected with the motor; the spiral drilling rod is connected with the speed reducer. The electric trench excavator is simple in structure, convenient to transport, applicable to mountain forest sloping fields with complicated terrain, high in trench excavating stability and low in labor intensity.

The invention discloses a forest fire-extinguishing irrigation system which consists of at least one water storage device which is arranged at the lofty position of a mountain forest terrain and is used for collecting and storing natural rainfall, and at least one set of water delivery pipe network which is connected with the water storage device and is used for fire protection and irrigation, wherein the water storage device is arranged around a mountainside and is arranged in a classified way according to the terrain; and the water storage devices of the same stage are arranged at the position of the same sea level elevation or the same terrain height, and the water storage devices, which are adjacent up and down, of each stage are connected by a water delivery device. The forest fire-extinguishing irrigation system has the advantages that the water storage devices are arranged at the lofty position of a mountain to collect rainwater, and the water at the foot of the mountain can besupplied under the natural water pressure; the water storage devices are constructed according to the natural landform of a mountain forest, the integral investment is small, a guarantee and prevention effect is large, the practicality is high, and the water storage devices can be constructed easily and profitably once and for all; and the forest fire-extinguishing irrigation system is efficient and environment-friendly, provides better forest ecological environment for animals and plants while providing powerful guarantee for forest fire extinguishment, and promotes high-speed and efficient development of the animals and plants.

The invention discloses a culturing method of artificially cicada fungus, which comprises the following steps: (1) select original bacterial strains with fast growth speed, compact and chubby bacterial colonies and obvious angle distortion and separation in later culturing phase from the paecilomyces cicada bacterial strains in the nature reserves; the bacterial strains with the typical conidial production structure when observing the angle distortion using a microscope is the paecilomyces cicada heterokaryotic bacterial strains; (2) after culturing the paecilomyces cicada of the paecilomyces cicada heterokaryotic bacterial strains in culture media for a week, use the 0.05% tweenum 80 water to separate the conidia from the paecilomyces cicada spores in the inclined plane of the test tubes or culture dishes, and then dilute the conidia into the paecilomyces cicada spore liquid with the concentration being 1*10<6>-1*10<7> conidia / ml; put the infection bodies in the paecilomyces cicada spore liquid for infection and culture for two to three weeks with normal temperature of 20 to 28 DEG C to get cicada fungus. The culturing method of artificially cicada fungus has the advantages that: the method is simple and practical; infection bodies the same as the cicada fungus collected in natural mountain forests can be gotten; the method is endowed with market popularization value.

The invention discloses a digging machine for tree planting. The digging machine mainly comprises a power mechanism, a transmission mechanism, a travelling mechanism, a digging mechanism and a frame, wherein the power mechanism is an independent diesel engine, is not limited to sites, and can well adapt to conditions of different depth requirements, topographical change, soil hardness and the like; the travelling mechanism can manually travel and automatically travel, and provides convenience for selection according to actual working conditions; and the digging mechanism is simple in structure, and various parts are convenient to separately or integrally detach and replace. By the digging machine, the labor intensity and digging cost can be effectively reduced, and the digging machine canbe widely applied to aspects such as mountain forest development, urban landscaping, highway construction and the like.

A stereo comprehensive planting and raising method of mountain forests belongs to the field of planting and cultivating technologies and is technically characterized in that eucommia trees high in medicinal value and economic benefit and tea trees and local chickens suitably growing under the eucommia trees are planted and raised reasonably on the basis of forest land resources of hilly and mountain areas. The stereo comprehensive planting and raising method of mountain forests includes the steps of clearing up mountain slopes to obtain strip level terraces, performing ditching and soil infilling at the positions of the horizontal terraces, close to the slopes, burying green manure and applying fertilizer into ditches, filling with mellow soil, and planting clonal tea seedlings on the ditches which are subjected to ditching and soil infilling and filled with fertilizer and soil; making pits at intervals of 2m on the outer sides of the horizontal terraces, applying fertilizer to pits, filling with the mellow soil, and planting high-quality clonal eucommia seedlings on the pits which are filled with fertilizer and soil; setting fences around the slopes, and keeping the local chickens in free range in the slope forests after the seedlings survive. Water and soil loss in forest lands is prevented effectively, moisture and fertilizer retention of the forest lands and land utilization rate are increased, and biological diversity in the forest lands and economic income are increased.

The invention discloses a method and a system for early warning electric transmission line wildfires. The method comprises the following steps of selecting any region in an electric transmission line surrounding mountain forest as a present monitoring region; collecting infrared thermographs in the present monitoring region; according to the infrared thermographs, acquiring a high-temperature region in the present monitoring region; continuously collecting the infrared thermographs with amount-defined frames in the high-temperature region; according to the infrared thermographs with the amount-defined frames, judging whether the temperature of the high-temperature region is changed; and when temperature and area of the high-temperature region are changed, sending out early warning information. According to the method and the system, industrial and resident fire point information are removed based on early performance characteristics of the wildfires, and thus the erroneous judgment probability of predicating the electric transmission line wildfires can be effectively reduced.

The invention discloses a break type bugging device, characterized by including a switch, a power supply, a resistance, a relay, an illuminant unit, a speaker, wherein the excitation winding contact of the relay is connected with a serial first switch, the detection loop of the power supply and the first switch; the normally closed contact of the relay is connected with the warning circuit of a serial second switch, the second switch, the power supply, the illuminant unit and the speaker; and the cables are arranged in the metal wires of the antitheft net. The invention has simple structure, wide application range, which is used as the antitheft of the antitheft net, the air condition outdoor machine, the bicycle, the items on display, the luggage carrier, the cable and the livestock, also is used for alarm in the fence, the guard bar, the mountain forest, the orchard and the pound. The invention can be added with a GSM wireless module and a wireless alarm receipt device to realize the alarming signals transmitted to the handset of the client, meanwhile uses the local call net to transmit the alarming signals, the local position to the normal telephone set and the computer of the tenement or the alarm receipt center.

The invention discloses a Tuber Magnatum mycorrhiza synthetic method and particularly relates to a mycorrhiza synthetic method of domestic Tuber Magnatum (T.panzhihuanense sensu lato) and Pinus armandi. The synthetic method comprises the steps of screening of Pinus armandi seeds, Tuber Magnatum strain and sporocarp thereof, culture of sterile sapling, microbial inoculum preparation, seedling culture matrix preparation, matrix PH value adjustment, matrix screening, microbial inoculum concentration and inoculation requirement, mycorrhiza seedling culture, mycorrhiza morphological anatomy, gene level DNA (deoxyribonucleic acid) molecular detection and confirmation, transplant, cultivation and the like, and provides a necessary key core technology for artificial cultivation of the domestic Tuber Magnatum (T.panzhihuanense sensu lato). The method can be applied to repair and improvement of soil of barren mountain and hillside, farmland-to-forest afforestation and repair and rebuilding of vegetation, has giant potential on developing and utilizing limestone mountain clayey soil regions and remote mountain forest zones, and finally realizes artificial mycorrhiza synthesis, Tuber Magnatum cultivation and the protection and sustainable utilization of rare species. The method is simple to operate and can be widely applied and generalized.

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 multifunctional tractor which comprises a frame with power equipment and a platform arranged above the frame. The rear lower central portion of the platform is hinged to a hydraulic cylinder. The middle lower part of the frame is fixedly connected with a rear axle box. The rear axle box is provided inside with a front output shaft and a rear output shaft for power transmission. The frame can be coupled with the existing products such as two-furrow plough, rotary cultivator, hole digger, hoisting machine and well detector. Compared with the prior art, the multifunctional tractor has the advantages that: (1) the tractor has multiple functions and wide application range, is suitable for various operations in farmland as well as pit digging and planting in farmland, fruit garden and mountain forest, construction hoisting, well construction and mineral exploration, agricultural byproduct processing and short distance transportation, and integrates the function of small tractor for agricultural use and helps increase the economic benefit for farmers; (2) the multifunctional tractor has reasonable structure, film assembly and connection, safe and reliable transmission and easy operation; and is easy to be operated by famers; and (3) the multifunctional tractor can complete various operations without using additionally power equipment and realizes low cost and high work efficiency.

The invention discloses a method for brewing wine by using wild fruits in mountain forest. The method comprises the following steps of: 1) preparing raw materials; 2) fermenting; 3) completing the fermentation; 4) distilling; and 5) storing and aging. The method for brewing the wine by using the wild fruits in the mountain forest has the characteristics that green, delicious and healthy wine with pure taste, soft and continuous flavor, full fruit aromas and mild alcoholic degree is brewed by using a liquid brewing method, the raw materials can be saved, the wine output can be increased, the fermentation field can be saved, the fermentation period can be saved, and the cost of labor and machinery can be saved, and the method is beneficial to developing cyclic economy in rural areas. Therefore, the method having the characteristics of liquid brewing, convenient process, low energy consumption, cost saving and grain replacement is beneficial to carrying out the sustainable development strategy in China.

The invention discloses favorite forage grass of a Qinling Mountain forest musk deer and collecting time of the favorite forage grass. The favorite forage grass comprises melia azedarach, malus baccata, rhus potaninii, kerria japonica, celastrus orbiculatus and ulmus bergmanniana according to a mass ratio of 3 to 2 to 1 to 1 to 1 to 1. According to the grass, the common and easy-to-collect plants are selected according to the natural vegetation characteristics of the Qinling Mountain area, and the determined plants are great in resource reserve. According to the grass, a buffet dinner method is adopted for determining the favorite plants of the forest musk deer, the grass is close to the natural food selection of the forest musk deer, and a plant feed matching ratio meeting nutritional requirements of the forest musk deer is determined. According to the grass and the collecting time, the nutritional ingredient change of the favorite plants is determined monthly for the first time, time periods suitable for collecting the favorite plants are selected, winter food for the forest musk deer is reserved, and the nutritional requirements of the forest musk deer in the winter are ensured.

The invention discloses a method for cultivating chicken which includes the following steps: after a chick is one week to one month after birth, canoderma lucidum spore powder and swollen rice are synthesized to feed the chick according to the proportion of 1:200; when being one month to eight months, the chicken are fed in grass slopes and mountain forests dispersedly; when the chicken are eight months to twelve months, the canoderma lucidum spore powder and the swollen rice are used for feeding again according to the proportion of 1:150; when the chicken are thirteen months to fourteen months, besides the feed of canoderma lucidum spore powder and rice with certain proportion, the feed is added with proper white ginseng and fishbone dust, the proportion of which are two times and five times of the feed of the canoderma lucidum spore powder respectively, thus leading the nutritive indexes of adult chicken which are mature basically to be more stable and firmly. When the chicken are raised for more than fourteen months, the meat quality, nutritive value, and the like, can achieve best effect.

The invention provides an artificial propagation promoting method of thelephora ganbajun zangwild and a nursing method thereof in mountain forests for producing wild thelephora ganbajun zangwild, comprising the steps of selecting a proper soil layer depth and a slop; adopting measures such as setting up a greenhouse, and the like, in the growth season of the thelephora ganbajun zangwild to propagate the thelephora ganbajun zangwild by means of mountain closure; adjusting the depth of covering materials; classifying canopy density; using marsh thistle-cleaning liquid; and carrying out steps of nursing, saving seedlings and promoting propagation such as harvesting, and the like, by means of cutting. The method has a remarkable propagation promoting effect to the wild thelephora ganbajun zangwild, can increase the yield of the wild thelephora ganbajun zangwild, and can improve quality.

The invention discloses a Tibet pig ecological breeding method. The method includes the following steps that firstly, a mountain forest area open in terrain is selected, enclosure is conducted to form a natural pig farm, and a rain shading area is arranged around the pig farm; secondly, the pig farm and the rain shading area are sterilized; thirdly, pigs are fed with special feed 3-4 times every day and fed with cooked pig feed 1-2 times every day from the moment that the pigs are placed in the pig farm to the end of the first month; fourthly, from the second month to the fourth month of ecological breeding, the pigs are fed with special feed 4-5 times every day and fed with cooked pig feed 1-2 times every day; fifthly, the pigs are fed with special feed 4-5 times every day and fed with cooked pig feed 1-2 times every day from the fourth month, and at other time, the pigs eat weeds and tree leaves by themselves. The Tibet pigs bred through the method have the advantages of being good in pork quality, high in immunity, high in nutritional value and good in taste.

The invention relates to an ecological pig raising method. No fewer than one row of houses and an ecological activity region are involved, firstly, the houses are built at a high mountain area, then a fence is used for surrounding the houses and a region of a preset area around the houses to form the ecological activity region for pigs, a drinking pipe and a pig trough are arranged in the ecological activity region, and the gradient of the ecological activity region is 20-35 degrees. The pig houses of the ecological pig raising field are built on a mountain, under the condition of not damaging the mountain forest tree environment, pigs are raised according to wild habits of pigs, raising production cost can be lowered, and produced pork has the green quality which is deeply favored by consumers; in addition, the problem that a large number of cultivated lands and fertile farmlands are occupied can be avoided, the area of the activity habitat of pigs is enlarged, it is guaranteed that pigs have enough amount of exercise in the growing process, pork is fine and smooth, and air circulation is good in highland and high mountain regions, so that infection of diseases and bacteria is avoided.

The invention discloses a bitter bamboo shoot planting method and belongs to the field of agriculture planting. The method comprises the steps of shoot forest transforming, fertilizing, bamboo forest structure adjusting, heat preservation through covering and pest control. The shoot forest transforming comprises clearing and stand condition improvement. According to the clearing, a low-yield and old bitter bamboo shoot forest is subjected to comprehensive clearing, miscellaneous shrubs and over-crowded, over-small, over-old and sick bitter bamboo in the bitter bamboo shoot forest are removed by chopping, and 1-2 bitter bamboo plants which grow vigorously and strongly are reserved per square meter. According to the stand condition improvement, at the section with the gradient smaller than 20 degrees, the bitter bamboo shoot forest with certain density reserved is subjected to comprehensive deep ploughing stand condition improvement. By reasonable transforming of a mountain forest, the living environment of bitter bamboo is improved, and the yield and the quality of bitter bamboo shoots are greatly improved by reasonable bamboo breeding, felling and mixed plantation.

The invention discloses a method for producing flower and plant nutrient soil. Gramineous straws are utilized as basic raw materials, the raw material source is wide, the time for producing the nutrient oil is greatly shortened through microorganism fermentation, the soil production process can be generally finished within 20 days, the nutrient soil contains comprehensive nutrients, and the production process and the raw materials are environment-friendly, pollution-free, free from any side effect, and capable of effectively improving physical and chemical properties of soil and a living environment of microorganisms, guaranteeing normal growth and development of flowers and plants, and avoiding environmental destruction caused by digging mountain forest soil and peat soil.

The invention provides a special unmanned helicopter for high-rise and mountain forest extinguishment, which can be loaded on a matched firefighting truck to be transported to a fire scene. The creative system design of the unmanned helicopter different from a conventional helicopter is characterized in that the helicopter carries a pipeline connected with the ground to lift off and fly in a kite string pulling mode, so that electric motors powered by cables connected with the ground can be utilized to drive the helicopter to lift off and fly, electronic control wire cables connected with the ground are utilized to drive the helicopter to fly under wired remote control, the helicopter starts to spray water and put out a fire when flying to the position requiring extinguishment, and a fire-fighting lance of the helicopter sprays high-pressure water for extinguishment through continuous water supply of a hose connected with a high-pressure water supply firefighting truck on the ground. The purpose of timely extinguishment of high-rise and mountain forest fire disasters is achieved, the worldwide problem that the high-rise extinguishment is difficult to implement due to the fact that the firefighting height of all conventional firefighting equipment is lower than 100 m is effectively solved, so that the safety of high-rise residents is guaranteed, the high-rise residents live safely, the tragedies such as U.S. 911 fire, Shanghai high-rise fire and the like do not happen again, and high-rise and mountain forest extinguishment is not difficult.

The invention discloses a felling and bundling device for miscellaneous shrubs in a mountain forest. The device comprises a rack, an upper clamping and baling arm, a lower clamping and baling arm, an upper folding and compression arm, a lower folding and compression arm, a clamping and baling arm hinge, a folding and compression arm hinge, a suspension device and a base. The upper clamping and baling arm and the lower clamping and baling arm are hinged to the left side of the rack through the clamping and baling arm hinge. The upper folding and compression arm and the lower folding and compression arm are hinged to the right side of the rack through the folding and compression arm hinge. The base is provided with a disc saw blade cutting device and two tree root folding arms. A hydraulic system is arranged in the rack. The upper and lower clamping and baling arms and the upper and lower folding and compression arms are driven by the hydraulic system to be unfolded or folded. The disc saw blade cutting device is driven by the hydraulic system to rotate. The device is used in cooperation with an excavator or loader so as to achieve folding, cutting and bundling operation for the miscellaneous shrubs in the mountain forest, and is suitable for working at complex terrains such as slopes and trench bottoms.

The invention discloses a gastrodia elata planting method, and belongs to the field of gastrodia elata planting. The method comprises the steps of land selecting and bed building, bacterial bed cultivating, seeding and planting, managing after planting and the like. A halimasch bacterial bed is constructed from peanut shells, corn stalks / leaves, pine needles and tree leaves, a gastrodia elata planting environment is improved, the using requirements on tree branches and trunks are reduced, deforestation is reduced, and destruction to the ecological environment in a mountain and forest region is reduced.

The invention discloses a method for planting konjac in a plain region. The method comprises the following seven steps including land selection, planting greenhouse building, land preparation fertilization, ridging, konjac disinfection, seeding and mulching film covering. The method for planting the konjac in the plain region solves the problems that in the prior art, the konjac needs to be planted in a mountain forest, or high-stem plants are utilized for interplanting, the konjac yield is low, and the quality is poor. The konjac planted by the planting method disclosed by the invention has the advantages that the average yield per mu is not lower than 1640kg, the dry matter content of fresh konjac is not lower than 18 percent, the content of gulcomannan in the dry matters is not lower than 39 percent, the protein content is not lower than 4 percent, the above aspects are respectively superior to those of the konjac planted in the prior art, and in addition, the soft rot morbidity of the konjac obtained by the planting method is lower than the soft rot morbidity of the konjac planted in the prior art.

The invention relates to the technical field of camping equipment, in particular to summer mosquito trapping and killing equipment for camping on a river bank in a mountain forest. The technical problem to be solved by the invention is that no mosquito trapping and killing device is suitable for camping on the river bank, which causes people to be disturbed by mosquitoes at night. In order to solve the above technical problem, the invention provides the summer mosquito trapping and killing equipment for camping on the river bank in the mountain forest, comprising an arc-shaped top plate, wherein two arc-shaped connecting plates are welded at the bottom of the arc-shaped top plate, a transmission box and a square plate are separately welded at the ends, far away from the arc-shaped top plate, of the two arc-shaped connecting plates, a kinetic energy generation transmission device and a kinetic energy amplification storage device are arranged between the transmission box and the square plate, and the top of the arc-shaped top plate is fixedly connected with a mosquito collection bowl through two arc-shaped poles. According to the summer mosquito trapping and killing equipment for camping on the river bank in the mountain forest, mosquitoes in the mosquito collection bowl can be sucked into the inside of a mosquito transmission pipe, and then the corpses of mosquitoes can be sucked into water through the pressure difference generated by the water flow inside a water delivery pipe, so the corpses of mosquitoes are treated.

The invention discloses a flow guiding system for canyon area high dam hydropower engineering slag field valley water and a construction method thereof in the field of water conservancy and hydropower engineering. The flow guiding system comprises a water retaining dam arranged in a tributary valley; the water retaining dam is located on the upstream of a large-scale cavity group outlet; a slag stacking area is arranged on the back of the water retaining dam; a water draining culvert pipe is arranged at the bottom of the water retaining dam; a water draining cavity is formed in the upstream side of the water retaining dam; a cavity body of the water draining cavity penetrates through a mountain forest; and an outlet of the water draining cavity is formed in the downstream of the slag stacking area in the tributary valley or other river channel slopes. Through comprehensive utilization of two water draining ways, the cavity diameter of the water draining cavity can be decreased, the length of the water draining culvert pipe is shortened, the construction cost is obviously reduced, the construction difficulty is reduced, and meanwhile adaptability of the water draining cavity to the unfavorable geologic condition is strengthened; and the water draining cavity and the water draining culvert pipe can be periodically repaired in turn, the service life period of the system is prolonged, and the safety of the dam engineering construction period is guaranteed.

Disclosed is an early-fruiting and high-yield cultivation technique for sweet cherries in the south. The technique is characterized in that manchu cherries more than ten years old in south mountain forests are directly dug from the mountain forests and are planted in an orchard, and sweet cherry cultivars suitable for growing in the south are grafted onto the manchu cherries. The technique includes the specific steps of (1) soil preparation and planting pit digging in the orchard, (2) digging of the manchu cherry as stocks, (3) planting of the manchu cherries, (4) grafting of the sweat cherries and (5) culture management. The abundant manchu cherries (or known as wild cherries belonging to Chinese cherries with the varieties of sweet cherries, sour cherries and Nanking cherries) in the south mountain forests are taken as resources for direct grafting of the sweet cherries, and the cultivation technique is simple and easy to operate while the grafted cherries grow fast and fruit early. Practice by applicants proves that the grafted cherries blossom and fruit with only three years, more than seven years of time is saved, the requirement for high-yield tree crowns can be met, high yield and good harvest are realized, and planting the sweet cherries in the south comes true.

The invention discloses a method for manufacturing construction sand by virtue of copper ore dump leaching slag. The method comprises the following steps of: using the copper ore dump leaching slag as a sand manufacturing raw material, controlling the granularity of ore slag entering a sand manufacturing flow by sieving, adding a remover in the sand manufacturing process to remove trace sulphuric acid and copper sulphate in the copper ore dump leaching slag, removing muddy water from the sand after mud removal in the sand manufacturing process through a neutral clear water soaking and rinsing procedure link, and then producing the construction sand. According to the method disclosed by the invention, the construction sand is produced by virtue of the copper ore dump leaching slag, thus the waste copper ore dump leaching slag is effectively utilized, high-quality engineering construction sand is provided, the damages of construction sand exploitation to river rapids, lakes, beaches, mountain forests and lands are reduced, land occupancy for stacking the copper ore dump leaching slag is reduced, and water and soil loss and environmental pollution are reduced. The method disclosed by the invention has a great popularization and application prospect for districts with the copper ore dump leaching slag and construction sand needs.

The invention discloses a mountain forest fire extinguishing system capable of automatically extinguishing fire. The system comprises a water pump 1, a water storage pool 2, a water drawing tube 3, a water sending tube 4, main tubes 5, branch tubes 6, water spray tubes 7, water spray nozzles 8 and temperature control valves 9. The system has the following advantages: enough water is prepared in normal times, and evaporation and waste of water in the long-term storage process are prevented; the fireproof system can be automatically started when fire is small, so the safety of people's lives and properties is effectively guaranteed; and the system has the advantages of simple structure, low cost, small integral investment, large guaranteeing and prevention effects, strong practicality and easy building.

The invention relates to a rapid green-recovering method for ground cover plants in mountain forests, and belongs to the technical field of green recovery in the mountain forests. A concept of ''storage and seepage'' in a sponge city is applied to the method, water storage grass ditches are arranged according to different slope lengths and slope degrees of mountain slopes, different plats are sequentially planted in the mountain slopes in the mountain forests from the top to the bottom, and the drought-tolerant moisture-tolerant dwarf plants or ground cover plants are planted in the water storage grass ditches. The method provided by the invention has the advantages of simple construction, a wide applicable region, low investment costs, a quick effect, convenient later management, and easycopying and promotion.