CN113678651B - Method for promoting rapid recovery of wild fruits on steep soil slopes - Google Patents

Abstract

The invention relates to the technical field of plant breeding, in particular to a method for promoting rapid recovery of wild fruits on steep slopes of soil. The specific technical scheme is as follows: after soil of the soil steep slope is leveled and fixed, the scion fruit cutting strips which are already extracted are transplanted to the soil steep slope with an inclination angle of 65-85 degrees, and the inclination angle of a foundation pit planted by the scion fruit cutting strips on the soil steep slope is 25-35 degrees. The invention solves the problems of long period, small scale and serious water and soil loss of steep soil slope of the seedling of the ficus tikoua treated by the existing method.

Description

Method for promoting rapid recovery of wild fruits on steep soil slopes

Technical Field

The invention relates to the technical field of plant breeding, in particular to a method for promoting rapid recovery of wild fruits on steep slopes of soil.

Background

The Ficus tikoua Bur is a woody liana plant with stoloniferous fallen leaves of Ficus of the family of Moraceae, which is named as: the punica granatum, the climbing dragon, the creeping earthworm and the like are distributed in places such as Guangxi, Sichuan, Yunnan, Hunan and the like, like warm and humid climates, are positive plants, are resistant to semiyin, like growing in wasteland, grass slopes or rock cracks, have low growth altitude and have the altitude distribution range of 400-1000 meters. Stems of the ground fruits grow in a creeping manner, slender and adventitious roots grow on the stems, nodes are expanded, and young branches are occasionally upright and are as high as 30-40 cm; the leaves are firm and paper, have many branches, grow fast, have strong climbing force, are 2-6 cm long and 2-4 cm wide, are emerald green and cannot fall off in winter. The stems of the fruits are evergreen all the year round, shade-tolerant, cold-tolerant, drought-tolerant, barren-tolerant, wide in ecological adaptability, high in cuttage survival rate, extensive in field management, short in lawn forming time, high in coverage rate, long in greenness period, and is a plant resource for barren slope greening and mining area restoration with development potential. Meanwhile, the ficus tikoua can prevent and control water and soil loss, has high coverage degree on the ground and large leaf area index, and can effectively retard water and soil loss on the ground surface; the root system has strong capability of fixing soil, reduces the runoff of precipitation, reduces the soil erosion amount and improves the corrosion resistance of the soil.

In recent years, hillside orchards have become a popular way of use due to the large area of hillside reclamation. Excessive reclamation, disordered water and fertilizer management and bare mountain bodies promote serious water and soil loss of the slope cropland with the original steep barren land of the mountain. The soil conditions of the slope of the orchard are poor, most of exposed parts are sandy loam after surface soil stripping, the soil body structure is loose, the soil is poor, the water and soil loss phenomenon is easy to occur, the content of nitrogen, phosphorus, potassium and organic matters in the soil required by plant production is lost, the content is low, and the vegetation growth is not facilitated. If left untreated, it will bring certain harm to the local ecological environment and climate. The planting field fruit greening technology can rapidly perform greening and ecological vegetation restoration on sloping surfaces of hillside orchards and bare lands of platforms, can achieve greening and protecting effects in a short period, and has obvious effect of preventing and controlling water and soil loss.

The rapid propagation of wild fruits is indispensable for the restoration of slope greening species. Wild fruits are tenacious in vitality, and the vegetative propagation thereof is influenced by various factors, such as temperature, moisture, shearing angle, different leaf numbers of cuttings with drug concentration, and the like. Therefore, the invention provides a method for promoting the rapid recovery of wild fruits on steep soil slopes.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a method for promoting rapid recovery of wild fruits on steep slopes of soil, which solves the problems of long period, small scale and serious water and soil loss of steep slopes of soil in the seedling culture of fruits treated by the prior method.

In order to achieve the purpose, the invention is realized by the following technical scheme:

the invention discloses a method for promoting rapid recovery of wild fruits on a steep side slope of soil, which comprises the steps of leveling and fixing soil on the steep side slope of soil, transplanting ground fruit cuttage branches which are extracted to the steep side slope of soil with an inclination angle of 65-85 degrees, wherein the inclination angle of a foundation pit planted with the ground fruit cuttage branches on the steep side slope of soil is 25-35 degrees.

Preferably, the depth of the foundation pit is 5-10 cm, the compound fertilizer is applied to the bottom of the foundation pit, the planting distance of the planted ground fruit cuttage branches is 40-50 cm, and the humidity of soil is kept at 40-45%.

Preferably, the treatment process of the ground fruit cutting strip before heading is as follows: and (3) soaking the cut cuttings of the branches and tendrils of the ficus tikoua in rooting powder liquid medicine, cleaning after soaking, planting the cuttings into soil paved with a seedling culture substrate, covering a film, reserving air holes, and transplanting until scions of the cuttings are scions 23-27 cm long.

Preferably, the cutting angle of the branches and tendrils of the fruits is 0-75 degrees, the length of the branches and tendrils of the fruits is 10-20 cm, and 50-100% of the original leaves are reserved on each cutting.

Preferably, the cuttings are soaked in the rooting powder liquid medicine for 10-15 hours until the cuttings are soaked in the leaf bud eyes at the lower end of the cuttings.

Preferably, the inclination angle of the cuttings is 5-15 degrees when the cuttings are planted, the planting depth is 1/3-1/2 of the length of the cuttings, and the blades on the cuttings are located outside the seedling culture medium.

Preferably, after the film is coated on the cuttings, after 60-70% of the cuttings germinate, a shade is built above the cuttings, the height is 1-1.5 m, and the light transmission degree is 30-40%.

Correspondingly, a soil steep slope soil fixing device, can splice including a plurality of and form holistic soil fixer, can dismantle on the soil fixer and be provided with foundation ditch forming mechanism, the soil fixer is including fixed frame and the guard plate that sets up the breach in fixed frame, it plants the region to form the several between breach and the fixed frame inner wall, foundation ditch forming mechanism is located the top of planting the region, forms the foundation ditch through the mode of pressing in planting the region.

Preferably, the fixed frame is square, the planting area is internally provided with a limiting ring respectively, the limiting ring comprises a fixed limiting ring and a movable limiting ring, the fixed limiting ring is arranged in the planting area enclosed by one of the right-angle sides of the fixed frame and the notch, and the movable limiting ring is arranged in the remaining planting area in a sliding manner.

Preferably, the four corners department of fixed frame is provided with the through-hole respectively, be provided with the insert in the through-hole, the insert is including inserting the inserted bar in the through-hole, the one end that the inserted bar stretches out fixed frame top is provided with the separation blade, stretches out the one end of fixed frame bottom is provided with the cone, is located the below of fixed frame the upwards stopper that is the round platform form that is provided with in week of the pole portion of inserted bar, the terminal surface of the big footpath end of stopper corresponds with fixed frame.

The invention has the following beneficial effects:

1. according to the method, the cutting angle, the length, the leaf number, the cutting strip soaking treatment and the like of the branches and tendrils of the fruits are controlled, so that the survival rate of the wild fruits is effectively improved, and the germination time is shortened; and the plant coverage of the steep soil slope is increased, the slope greening is enhanced, and the harm caused by water and soil loss is further relieved. The method has the advantages of simple process, low cost and the like, and the survival rate is improved by 38 percent through a seedling raising experiment. After the wild ficus tikoua cutting strips are transplanted to a steep soil slope, the average coverage is improved from 15% to 46% through monitoring for one month, the ficus tikoua cutting strips soaked in 100ppm ABT2 rooting powder liquid medicine are transplanted to the steep soil slope, and the plant spacing of 45cm is most suitable for the growth of ficus tikoua.

2. In order to avoid the phenomenon of water and soil loss in rainy days and at the early stage of planting the ground fruit cuttage strips and when the ground fruits are not covered with the steep soil slopes, when the ground fruit cuttage strips are planted, soil fixators are covered on the steep soil slopes and comprise fixing frames and protection plates arranged in the fixing frames, a plurality of gaps are formed in the protection plates, planting areas are formed between the gaps and the fixing frames, the ground fruit cuttage strips are planted in the planting areas, and the distances between the gaps on the protection plates are the planting distances of the ground fruit cuttage strips. Meanwhile, a fixed limiting ring and a movable limiting ring can be arranged in the planting area, so that the regulation and control of the spacing between the cuttage branches of the ficus tikoua can be realized. By adopting the soil fixer disclosed by the invention to pave the steep slope, the water and soil loss is effectively prevented under the condition of not influencing the growth of the cutting of the ground fruits.

Drawings

FIG. 1 is a schematic view of a soil stabilization device according to the present invention;

FIG. 2 is a schematic view of a soil holder;

FIG. 3 is a view taken along line A-A of FIG. 2;

FIG. 4 is a schematic view of the structure of the fixed frame and the protection panel after the connection;

FIG. 5 is a schematic structural view of a foundation pit forming mechanism;

in the figure: fixed frame 1, guard plate 2, plant regional 3, fixed spacing ring 4, remove spacing ring 5, through-hole 6, inserted bar 7, separation blade 8, conical head 9, stopper 10, bleeder vent 11, recess 12, limiting plate 13, telescope tube 14, backing plate 15, spacing dish 16, cardboard 17, telescopic link 18, solid fixed ring 19, connecting rod 20, baffle 21, plug 22, spacing hole 23, extensible member 24, spacing groove 25, arch 26, fixed cylinder 27, fixed column 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Unless otherwise indicated, the technical means used in the examples are conventional means well known to those skilled in the art.

1. The invention discloses a method for promoting rapid recovery of wild fruits on a steep side slope of soil, which is characterized in that after soil of the steep side slope of soil is leveled and fixed, soil leveling and fixing are realized through a soil fixing device, and ground fruit cutting slips which are already extracted are transplanted to the steep side slope of soil with an inclination angle of 65-85 degrees, and the inclination angle of a foundation pit planted with the ground fruit cutting slips on the steep side slope of soil is 25-35 degrees. The depth of the foundation pit is 5-10 cm, the compound fertilizer is applied to the bottom of the foundation pit, the plant spacing of the planted ground fruit cutting strips is 40-50 cm, and the humidity of soil is kept at 40-45%.

Further, the treatment process of the cutting of the ficus tikoua before the scion is as follows: and (3) soaking the cut cuttings of the branches and tendrils of the ficus tikoua in rooting powder liquid medicine, cleaning after soaking, planting the cuttings into soil paved with a seedling culture substrate, covering a film, reserving air holes, and transplanting until scions of the cuttings are scions 23-27 cm long. Wherein the cutting angle of the branches and tendrils of the ficus tikoua is 0-75 degrees, the length of the branches and tendrils of the ficus tikoua is 10-20 cm, and the original 50-100% of leaves (namely 50-100% of the leaves left on the branches after the cutting of the cuttings) are reserved on each cutting. The cuttings are soaked in the rooting powder liquid medicine for 10-15 hours until the cuttings are soaked to the leaf bud eyes at the lower end of the cuttings. The oblique angle of the cuttings is 5-15 degrees when the cuttings are planted, the planting depth is 1/3-1/2 of the lengths of the cuttings, and the leaves on the cuttings are located outside the seedling culture medium. And (3) after the cuttings are covered with the film, after 60-70% of the cuttings germinate, building a shade above the cuttings, wherein the height is 1-1.5 m, the luminance passing degree is 30-40%, and transplanting is carried out until the scion of the cuttings reaches 23-27 cm in length.

Wherein, the formula of the seedling culture medium is as follows: 23-27 parts of vermiculite, 25-30 parts of humus soil, 3-5 parts of quick lime, 10-15 parts of dry chicken manure, 8-11 parts of urea and 13-17 parts of plant ash by weight part, and the components are mixed to prepare the fertilizer.

The method for quickly recovering the steep soil slope by using the fruits comprises the following steps:

(1) selection and processing of cuttings

Selecting strong, lignified and disease and pest free wild ground fruit branches and tendrils which grow for 1-2 years, shearing the end parts of the branches and tendrils according to an inclination angle of 0-75 degrees, preferably 30-65 degrees and more preferably 35-50 degrees, shearing the end parts of the branches and tendrils into stolon short branches with the length of 10-20 cm, ensuring that 50-100% of the original leaf amount is reserved for each cutting, bundling the cutting into bundles, and disinfecting the cutting: washing with water, and drying by using filter paper; soaking the raw materials in 70% alcohol for 30-60 s; then soaking the bleaching powder in 10% of supernatant for 10-15 min; and then washing with sterile water for 3-5 times, finally soaking in 50-150 ppm ABT2 rooting powder liquid medicine for 12h, soaking the cuttings to the lower end leaf bud eyes, and placing in an environment at 25-35 ℃.

(2) Selection and arrangement of cutting land

Selecting a ventilated, shaded and flat yellow loam open land, constructing a seedling raising greenhouse, arranging a temperature controller and a moisture preservation device (the device is the conventional device and is not repeated), carrying out shallow soil turning for 25-30 cm on a cutting garden, crushing soil, removing weeds, grass roots and stones, spreading a layer of quicklime on the ground, carrying out disinfection treatment by using 500 times of carbendazim liquid when the soil is used as a seedbed, laying a layer of seedling culture medium with the thickness of 2-5 cm, and finally spreading a layer of river sand with the thickness of 1-2 cm.

(3) Cutting

And (2) washing the cuttings soaked in the step (1) in clean running water for 2-3 times, cleaning the rooting powder liquid medicine on the surface, wiping the surface water with sterile filter paper, selecting a wood stick or an iron stick which is slightly thicker than the cuttings as a hole leading tool for the cuttings, inclining the hole by 10 degrees, enabling the cutting depth to be about 1/3 of the cutting depth, and only leaving leaves outside the seedling culture medium. After cutting, diluting 800 times with organic nutrient solution to obtain root fixing water. Then slightly compacting the seedling culture medium, and thoroughly watering at one time. Cover one deck plastic preservative film, help keeping warm, keep moist, stab 2 ~ 3 apertures on the film, the noon can be uncovered the film and 1 ~ 2h are ventilative. The organic nutrient solution is prepared by mixing rooting powder and carbendazim according to the mass ratio of 6: 1.

(4) Follow-up management

When 60-70% of cuttings begin to sprout, a shade is built in time, the height is about 1.2m, the light passing degree is about 35%, water evaporation is prevented, and the temperature of the cutting bed is reduced. And (4) flexibly watering according to weather until the surface is accumulated with water but does not flow. And urea and compound fertilizers are properly applied in rainy days, so that the demand of the fruits on N, P is ensured. And after cutting for 15 days, gradually reducing the water spraying times, immediately removing weeds on the bed surface, checking the survival condition of seedlings, timely cleaning and replanting when dead plants are found, and transplanting when the cutting ears grow to 23-27 cm.

(5) Transplanted soil steep slope

Deep digging and soil crushing are carried out on the upper edge soil of a steep slope with the slope length of 2-3 m and the inclination of 65-85 degrees, weeds, grass roots and stones are removed, 500 times of carbendazim liquid is used for disinfection, then 25-35 degrees of inclined foundation pits are dug, the depth is preferably 30 degrees and is 5-10 cm, enough compound fertilizer is applied to the base, and the supply of C, N is guaranteed. And (3) transplanting the cutting of the fruits with the soil balls into each foundation pit, planting the cutting at a planting distance of 45cm and an inclination angle of 5-15 degrees, and ensuring the fruits to droop in the slope direction after growing up. And covering soil for 6-10 cm, and compacting and flattening the soil. The inclination angle of the foundation pit and the planting angle of the ground fruit cuttage branches incline towards the downhill surface.

(6) Growth management

Applying 1kg of decomposed pig manure water to each plant after planting, and watering thoroughly once to ensure that the soil humidity is 40-45%, ensuring sufficient water content and nutrition of the soil during the growth and development period of the fruits, and combining the growth of a soil humectant and an adhesive.

2. Referring to fig. 1-5, the invention also discloses a soil fixing device for a steep side slope of soil, which is used for preventing soil on the steep side slope from falling down or causing the soil on the steep side slope to slide down along water flow in the case of rain, and even causing planted fruit cuttage strips to be washed away under the washing of rain. Therefore, the invention discloses a soil fixing device which can effectively avoid the problem that landslide and ground fruit cutting strips are washed away.

Specifically, soil fixing device includes that a plurality of can splice and form holistic soil fixer, and the soil fixer splices the surface of back shop-fill abrupt slope each other, makes soil restriction between soil fixer and abrupt slope, the effectual problem of having avoided soil erosion and water loss, ground fruit cuttage strip to be washed away. Can dismantle on soil fixer and be provided with foundation ditch formation mechanism to dig a pit on the steep slope, improved and planted efficiency. And soil fixer includes fixed frame 1 and sets up guard plate 2 that has the breach in fixed frame 1, forms the several between breach and the 1 inner wall of fixed frame and plants region 3, and foundation ditch formation mechanism is located the top of planting region 3, forms the foundation ditch through the mode of pressing in planting region 3. It should be noted that: the breach quantity on the guard plate 2 sets up according to actual conditions, and for the convenience of operation and control, under initial condition, the interval between horizontal and vertical adjacent planting region is the same, and the interval between the adjacent spacing ring is the same promptly to guarantee that ground fruit cuttage cuttings's plant spacing is unanimous.

For convenience of describing the present invention, the number of the notches of the shielding plate 2 is 4, so that the shielding plate 2 is in a cross shape. Simultaneously, the shape of the fixed frame 1 of restriction is square, and after the inner circle of fixed frame 1 was fixed to guard plate 2, the breach on the guard plate 2 formed 4 planting regions with four right angles of fixed frame 1. Under the condition of fixed planting distance, the 4 planting areas 3 have the same size and the same distance. The direct planting ground fruit cuttage strip can in 4 areas, and the foundation ditch accessible foundation ditch formation mechanism forms.

Further, in order to avoid the protection plate 2 from limiting the growth of the fruits, a plurality of air holes 11 are formed in the protection plate 2, and the hole diameters of the air holes 11 are set according to actual needs. And the foundation pit forming mechanism is detachably arranged at the cross-shaped cross part of the protection plate 2. The specific setting mode is as follows: circular recess 12 has been seted up at the cross intersection of antiskid ribbed tile 2, is provided with several limiting plate 13 on the inside wall of recess 12, and quantity can set up as required, and preferred limiting plate 13 is provided with 4, and evenly distributed is on the inside wall of recess 12, and the surface of limiting plate 13 flushes with the surface of protection ribbed tile 2, and thickness is less than the degree of depth of recess 12.

Specifically, the foundation pit forming mechanism comprises a telescopic sleeve 14, a base plate 15 arranged at one end of the telescopic sleeve 14 and a limiting disc 16 arranged at the other end of the telescopic sleeve 14, wherein a plurality of clamping plates 17 are arranged on the circumferential direction of the limiting disc 16, the number of the clamping plates 17 is preferably the same as that of the limiting plates 13, the limiting disc 16 and the clamping plates 17 are matched with the grooves 12 and the limiting plates 13, namely the limiting disc 16 and the clamping plates 17 can be inserted into the grooves 12, the clamping plates 17 penetrate through gaps between two adjacent limiting plates 13 and extend into the grooves 12, and the thickness of the clamping plates 17 is smaller than or equal to the distance between the limiting disc 16 and the bottoms of the grooves 12; then, the limiting disc 16 is rotated, so that the clamping plate 17 moves to the position below the limiting plate 13, the clamping plate 17 abuts against the limiting plate 13, and the foundation pit forming mechanism is detachably fixed on the protective plate 2. In the present invention, the telescopic sleeve 14 is composed of two sections of sleeves, and a plurality of foundation pit insertion pieces are arranged on the circumference of the sleeve connected with the backing plate 15. According to the equipment disclosed by the invention, when 4 planting areas are provided with 3 foundation pit plug-ins, the planting efficiency is highest; meanwhile, the stability of the foundation pit forming mechanism in the using process is better.

Further, the foundation pit plug-in components include a plurality of telescopic links 18 fixed on the sleeve circumference that is connected with backing plate 15, and the other end of telescopic link 18 is fixed with solid fixed ring 19, inserts on the solid fixed ring 19 and is provided with connecting rod 20, corresponds on the connecting rod 20 and is provided with the baffle 21 that is parallel to each other, and solid fixed ring 19 overlaps on the connecting rod 20 between two baffles 21. Specifically, the method comprises the following steps: one of the baffles 21 is fixed at one end of the connecting rod 20, and a plug 22 is fixed at the other end of the connecting rod 20, wherein the plug 22 is conical. The telescopic rod 18 is arranged to flexibly adjust the position of the plug 22 on the planting area 3.

Further, in order to adjust the inclination angle of the plug 22, so as to form foundation pits with different inclination angles, the telescopic rod 18 is preferably a self-locking telescopic rod, specifically: at two section pole junctions of telescopic link 18, the spacing hole 23 of several equipartition in major diameter's section pole circumference, spacing hole 23 is located the coplanar, simultaneously, is provided with the spacing arch of several in minor diameter's section pole circumference, and the surface of minor diameter section pole is stretched out to spacing arch, fixes on minor diameter's section pole through the spring, and the spring setting is in minor diameter's section pole promptly. When the small-diameter rod is inserted into the large-diameter rod, the stopper protrusion passes through the stopper hole 23, thereby fixing the two rods. Then, the small-diameter section rod is rotated to enable the limiting protrusions to be clamped in different limiting holes 23, so that the angle of the plug 22 is changed, and the inclination angle of the excavated foundation pit is adjusted. At this time, if the telescopic rod 18 is to be stretched, the limiting holes 23 formed in the large-diameter rod have several circles, so that the telescopic fixation and the rotation fixation of the telescopic rod 18 are realized.

When the foundation pit forming mechanism is used, the limiting disc 16 and the clamping plate 17 are inserted into the groove 12, and the limiting disc 17 is rotated to enable the clamping plate 17 to be abutted against the limiting plate 13, so that the foundation pit forming mechanism is fixed. At the moment, the plug 22 corresponds to the planting area 3, and the inclination angle of the plug 22 is adjusted by rotating the small-diameter section rod, so that a foundation pit with a certain inclination angle is obtained; and adjusting the length of the telescoping pole 18, thereby adjusting the position of the plug 22 above the planting area. Then the backing plate 15 is pressed, the telescopic sleeve 14 is contracted, the plug 22 is inserted into the soil, and if the plug 22 is harder in the soil and is not completely inserted into the soil, an operator only needs to step on the baffle 21 on the plug 22 by feet or other tools. Then, the mat 15 is lifted up, the plugs 22 are pulled out of the soil, thereby leaving a foundation pit in the soil, and then the earth fruit cutting strips with earth balls are placed in the foundation pit to bury the earth, thereby completing planting. And backing plate 15 makes telescopic sleeve 14 extend to the longest after lifting, and two sections sleeves chucking each other, rotatory telescopic sleeve 14 is unscrewed cardboard 17 from the below of limiting plate 13 to take off foundation ditch forming mechanism from guard plate 2, then carry out the same operation as above-mentioned to next soil fixing ware.

Further, in order to flexibly adjust the distance between two adjacent planting areas 3, limiting rings are respectively arranged in the planting areas 3, the limiting rings only serve to position the planting positions of the ground fruit cutting strips, the height is small, and the growth of the ground fruits is not affected. And the spacing ring is including fixed spacing ring 4 and removal spacing ring 5, and fixed spacing ring 4 sets up in planting regional 3 that one of them right-angle limit of fixed frame 1 and breach enclose, removes spacing ring 5 and slides and set up in all the other planting regions 3. Preferably: the fixed spacing ring 4 is fixed in the planting area 3 at the upper left corner of the fixed frame 1, the length of the planting area 3 transversely adjacent to the fixed spacing ring 4 is greater than that of the planting area where the fixed spacing ring 4 is located, and similarly, the height of the planting area adjacent to the vertical direction of the fixed spacing ring 4 is greater than that of the planting area where the fixed spacing ring 4 is located, and the length and the height of the other planting area which is diagonal to the planting area where the fixed spacing ring 4 is located are respectively equal to the length of the planting area adjacent to the vertical direction of the planting area and the height of the planting area adjacent to the transverse direction of the planting area.

And the restriction of 3 sizes in above-mentioned planting region for can carry out lateral shifting with fixed spacing ring 4 horizontal adjacent removal spacing ring 5, can carry out vertical direction with fixed spacing ring 4 vertical adjacent removal spacing ring 5 and remove, and the distance that removes is the same. At this time, the last movement limiting ring 5 moves along the diagonal direction of the fixed frame 1. It should be noted that: when the distance moved by two movable limiting rings 5 which are horizontally and vertically adjacent to the fixed limiting ring 4 is the same, and the distance between the fixed limiting ring 4 and the movable limiting ring 5 is the same, the last movable limiting ring 5 moves in the diagonal direction, so that the movable limiting ring 5 and the other two movable limiting rings 5 can be the same in distance and arranged neatly.

The specific structural arrangement mode is as follows: the outer side wall of the movable limiting ring 5 which is diagonally corresponding to the fixed limiting ring 4 is provided with an expansion piece 24, and the expansion piece 24 can be an expansion rod or other telescopic structures. In order to increase the stability of the movable limiting ring 5, two telescopic pieces 24 are symmetrically arranged on the movable limiting ring 5, and the other ends of the two telescopic pieces 24 are respectively fixed at the right angle of the notch and the right angle in the fixed frame 1. And a plurality of limiting grooves 25 are symmetrically arranged on two corresponding side walls in the length direction of the planting area 3 transversely adjacent to the fixed limiting ring 4, and referring to fig. 4, the limiting grooves 25 are arranged on the inner wall of the fixed frame 1 and the inner wall of the gap of the protection plate 2. Meanwhile, the protrusions 26 are symmetrically arranged on the outer wall of the movable limiting ring 5, when the movable limiting ring 5 is arranged in the planting area 3, the protrusions 26 are clamped into the limiting grooves 25 for fixation, and under the action of external force, the protrusions 26 can be clamped into other adjacent limiting grooves 25. Similarly, the movable limit ring 5 vertically corresponding to the fixed limit ring 4 is also arranged in the same way. According to the moving direction of the movable limiting ring 5, the position of the limiting groove 25 is determined, and the number of the limiting grooves can be set according to actual needs.

Further, in order to fix the fixed frame 1 with the steep slope, through-holes 6 are respectively arranged at four corners of the fixed frame 1, an insert is arranged in the through-holes 6, the insert comprises an insertion rod 7 inserted into the through-holes 6, one end of the insertion rod 7 extending out of the top of the fixed frame 1 is provided with a separation blade 8, one end extending out of the bottom of the fixed frame 1 is provided with a conical head 9, the conical head 9 can be more smoothly inserted into soil, the lower part of the fixed frame 1 is located, a limiting block 10 in a circular truncated cone shape is circumferentially arranged on the rod part of the insertion rod 7, and the end face of the large-diameter end of the limiting block 10 corresponds to the fixed frame 1. It should be noted that: the arrangement of the limiting block 10 enables the insert to be difficult to pull out from soil, and meanwhile, the fixing frame 1 can be better fixed on a steep slope. The insertion rod 7 can move up and down in the through hole 6, and the diameter of the large-diameter end of the limiting block 10 can be larger than or equal to the aperture of the through hole 6. The material of stopper 10 is the plastics material, even under the condition that the diameter at big footpath end is greater than 6 apertures of through-hole, stopper 10 also can pass through-hole 6 under the effect of external force.

Furthermore, in order to make the soil fixation devices capable of being spliced with each other, steep slopes are paved. At least one fixed cylinder 27 is respectively arranged on two adjacent outer side walls of the fixed frame 1, preferably two fixed cylinders 27 are arranged on each side edge and are close to the right angle of the fixed frame 1. And at least one fixing post 28 is respectively arranged on the other two adjacent side walls of the fixed frame 1. The fixed cylinders 27 and the fixed cylinders 28 on each fixed frame 1 are arranged at the same position and in the same quantity, and the fixed cylinders 28 and the fixed cylinders 27 are matched, namely the fixed cylinders 28 can be inserted into the fixed cylinders 27, and the length of the fixed cylinders 28 inserted into the fixed cylinders 27 determines the distance between two adjacent fixed frames 1, so that the time interval between the adjacent fixed limiting rings 4 and the movable limiting ring 5 on the adjacent fixed frames 1 is adjusted.

Further, the fixing cylinder 17 and the fixing post 28 are detachably coupled to the fixing frame 1 by screws, so that the fixing cylinder 27 and/or the fixing post 28, which are not used, are detachably mounted on the side wall of the fixing frame 1 as the most peripheral portion. The view after the splicing of a plurality of fixed frames 1 is shown in fig. 1, finally covers the surface of the whole steep slope, even if the frame is used on the steep slope with a large angle, the frame can well relieve the water and soil loss when the fruits are just planted and the steep slope is not completely covered, and even the fruits cutting strips are washed away by water flow.

When the invention is used, the fixing frame 1 is only required to be placed at a designated position, then an insert is driven into soil by a manual stepping mode or a hammer impact mode, then another fixing frame 1 is spliced, the fixing cylinder 27 corresponds to the fixing column 28, the fixing column 28 is inserted into the fixing cylinder 27, the distance between two adjacent fixing frames 1 is adjusted, and then the insert is driven into the insert again through the through hole 6. The same applies to the other mounting methods of the fixed frame 1, and the excavation of the foundation pit is explained in detail above and will not be described again. It should be noted that: since the ground fruits grow in a creeping manner, in order to avoid the influence of the protection plate 2, the limiting ring, the fixing frame 1 and the like on the growth of the ground fruits, the soil fixer disclosed by the invention is made of degradable materials, can be processed and manufactured according to the existing materials, is preferably made of materials with the degradation time within 7d, is the prior art, and is not listed again.

The process of the present invention is further illustrated below with reference to specific examples.

Example 1

Wild field branch vines which grow vigorously, are lignified and have no diseases and insect pests and are 1-2 years old are collected in Wang villages in Hanyuan county of Yaan city 7-month and 4-evening in 1.2019 years, the wild field branch vines are cut at an inclination angle of 35-50 degrees and are cut into 10cm, 15cm and 20cm, and each cutting strip is guaranteed to retain 1/2 leaf amount, 1/3 leaf amount and 100% leaf amount (100% leaf amount means all the leaves are retained). Bundling the cut slips into bundles respectively, and sterilizing the cut slips: washing with water, and blotting with filter paper; soaking in 70% alcohol for about 30-60 s; soaking the 10% bleaching powder supernatant for about 10-15 min; washing with sterile water for 3-5 times; the cuttings of the experimental group are timely soaked in 50ppm, 100ppm and 150ppm ABT2 rooting powder liquid medicine for 12 hours, and the cuttings of the control group are cut at an inclination angle of 0 degree and soaked in sterile water for 12 hours. And soaking the cuttings to the 2 nd leaf or leaf bud eye at the lower end, and placing the cuttings in an environment of 25-35 degrees.

2. Deeply digging soil in a cutting garden, crushing the soil, removing weeds, grass roots and stones, disinfecting with quick lime, disinfecting with 500 times of carbendazim liquid when the cutting garden is used as a bed, laying a layer of seedling culture medium with the thickness of 2-5 cm, transferring the treated yellow core soil to a small plastic pot, and laying a layer of river sand with the thickness of 1-2 cm. And after the cutting is soaked, the cutting is placed in clean running water for washing for 2-3 times, the rooting powder liquid medicine on the surface is cleaned, the surface water is wiped dry by using sterile filter paper, a wood rod or an iron rod thicker than the cutting is selected as a leading tool of the cutting, the inclination angle is 10 degrees, the cutting depth is about 1/3 of the cutting depth, and only leaves are left outside the seedling culture medium.

3. After cutting, diluting 800 times with organic nutrient solution to obtain root fixing water. Then slightly compacting the seedling culture medium, and thoroughly watering at one time. The plastic fresh-keeping film is covered to help heat preservation and moisture preservation, 2-3 small holes are poked at the top of the plastic fresh-keeping film, and the plastic fresh-keeping film can be uncovered for 1-2 hours at noon to be breathable.

4. When 60-70% of cuttings begin to sprout, a shade is built in time, the height is about 1.2m, the light passing degree is about 35%, water evaporation is prevented, and the temperature of the cutting bed is reduced. And (4) flexibly watering according to weather until the surface is accumulated with water but does not flow. And urea and compound fertilizers are properly applied in rainy days, so that the demand of the fruits on N, P is ensured. After cutting for 15 days, gradually reducing the number of water spraying, removing weeds on the bed surface immediately, checking the survival condition of seedlings, timely cleaning and replanting when dead plants are found, counting the survival rate of the fruits when cutting spikes grow to 23-27 cm after cutting for 25 days, randomly extracting 5 fruits per treatment, and investigating the plant length and the growth condition of fibrous roots. In particular, as shown in table 1 below.

TABLE 1 growth of Diguo plants and root hairs

Example 2

In an orchard of yellow orange hillside fields in Wang domestic village of Hanyuan county, Yaan city, 8 months and 4 evenings in 1.2019 years, soil at the upper edge of a side slope with the slope length of 2-3 m and the slope of 65-85 degrees is selected for deep digging and soil breaking, three times of operations are set, weeds, grass roots and stones are removed, 500 times of liquid of carbendazim is used for disinfection, then a 30-degree inclined foundation pit is dug, the depth is 5-10 cm, enough compound fertilizer is applied to the base, and the supply of C, N is guaranteed.

2. And (3) transplanting the ground fruit cutting plants with the soil balls into each foundation pit, wherein the plant spacing is 45cm, the plants are planted in a manner of inclining for 10 degrees towards the downward slope surface direction, and the hanging in the slope surface direction after the ground fruits grow up is ensured. And covering soil for 6-10 cm, and compacting and flattening the soil.

3. Applying 1kg of decomposed pig manure water to each plant after planting, watering in time, watering thoroughly once, ensuring that the soil humidity is 40-45%, watering for the first time is always thoroughly watered, ensuring sufficient water content and nutrition of the soil during the growth and development period of the fruits on the ground, and combining the growth of a soil humectant and an adhesive. Selecting a 1m multiplied by 1m sample, investigating the hanging length and coverage of the hillside field fruits every 10 days, and randomly selecting single-plant field fruits to observe the growth condition of fibrous roots. In particular, as shown in table 2 below.

Table 2 average observation result of growth conditions of soil steep side slopes planted with soil

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims (10)

1. A method for promoting rapid recovery of steep slopes of soil from wild fruits is characterized by comprising the following steps: after soil of the soil steep slope is leveled and fixed, transplanting the ground fruit cuttage branches which have been extracted to the soil steep slope with an inclination angle of 65-85 degrees, wherein the inclination angle of a foundation pit planted with the ground fruit cuttage branches on the soil steep slope is 25-35 degrees; the leveling and fixing of the soil are realized by a soil fixing device,

the soil fixing device comprises a plurality of soil fixators which can be spliced to form a whole, a foundation pit forming mechanism is detachably arranged on each soil fixator, each soil fixator comprises a fixing frame (1) and a protection plate (2) with a notch, the protection plate is arranged in the fixing frame (1), a plurality of planting areas (3) are formed between the notches and the inner wall of the fixing frame (1), the foundation pit forming mechanism is located above the planting areas (3), and a foundation pit is formed in the planting areas (3) in a pressing mode; the foundation pit forming mechanism comprises a telescopic sleeve (14), a base plate (15) arranged at one end of the telescopic sleeve (14) and a limiting disc (16) arranged at the other end of the telescopic sleeve (14), wherein a plurality of clamping plates (17) are arranged on the limiting disc (16) in the circumferential direction, and a plurality of foundation pit plug-in units are arranged on the sleeve, connected with the base plate (15), of the telescopic sleeve (14) in the circumferential direction; a circular groove (12) is formed in the cross-shaped intersection of the protection plates (2), a plurality of limiting plates (13) are arranged on the inner side wall of the groove (12), and the limiting disc (16) and the clamping plate (17) are matched with the groove (12) and the limiting plates (13);

foundation ditch plug-in components are including fixing several telescopic link (18) that upwards is connected with backing plate (15) sleeve week, the other end of telescopic link (18) is fixed with solid fixed ring (19), gu insert on fixed ring (19) and be provided with connecting rod (20), the one end of connecting rod (20) is fixed with baffle (21), and the other end is fixed with plug (22), gu fixed ring (19) cover is established on connecting rod (20) between two baffles (21).

2. The method for promoting the rapid recovery of the steep side slope of the soil from the wild fruits as claimed in claim 1, wherein: the depth of the foundation pit is 5-10 cm, the compound fertilizer is applied to the bottom of the foundation pit, the plant spacing of the ground fruit cutting after planting is 40-50 cm, and the humidity of soil is kept at 40-45%.

3. The method for promoting the rapid recovery of the steep side slope of the soil from the wild fruits as claimed in claim 1, wherein: the treatment process of the ground fruit cutting before heading is as follows: and (3) soaking the cut cuttings of the branches and tendrils of the ficus tikoua in rooting powder liquid medicine, cleaning after soaking, planting the cuttings into soil paved with a seedling culture substrate, covering a film, reserving air holes, and transplanting until scions of the cuttings are scions 23-27 cm long.

4. The method for promoting the rapid recovery of the steep side slope of the soil from the wild fruits as claimed in claim 1, wherein: the cutting angle of the branches and tendrils of the ficus tikoua is 0-75 degrees, the cutting length of the branches and tendrils of the ficus tikoua is 10-20 cm, and 50-100% of the original leaf amount of each cutting is reserved.

5. The method for promoting the rapid recovery of wild fruits on steep side slopes of soil as claimed in claim 4, wherein: the cutting is soaked in the rooting powder liquid medicine for 10-15 hours, and the cutting is soaked to the leaf bud eyes at the lower end of the cutting.

6. The method for promoting the rapid recovery of the steep side slope of the soil from the wild fruits as claimed in claim 4, wherein: the oblique angle of the cuttings is 5-15 degrees when the cuttings are planted, the planting depth is 1/3-1/2 of the lengths of the cuttings, and the leaves on the cuttings are located outside the seedling culture medium.

7. The method for promoting the rapid recovery of the steep side slope of the soil from the wild fruits as claimed in claim 4, wherein: after the cuttings are covered with the film, after 60-70% of the cuttings germinate, a shade shed is built above the cuttings, the height is 1-1.5 m, and the lighting degree is 30-40%.

8. The utility model provides a soil steep slope soil fixing device which characterized in that: the soil fixing device comprises a plurality of soil fixing devices which can be spliced to form a whole, a foundation pit forming mechanism is detachably arranged on each soil fixing device, each soil fixing device comprises a fixing frame (1) and a protection plate (2) which is arranged in the fixing frame (1) and provided with a notch, a plurality of planting areas (3) are formed between the notches and the inner wall of the fixing frame (1), the foundation pit forming mechanism is positioned above the planting areas (3), and a foundation pit is formed in the planting areas (3) in a pressing mode; the foundation pit forming mechanism comprises a telescopic sleeve (14), a base plate (15) arranged at one end of the telescopic sleeve (14) and a limiting disc (16) arranged at the other end of the telescopic sleeve (14), wherein a plurality of clamping plates (17) are arranged on the limiting disc (16) in the circumferential direction, and a plurality of foundation pit plug-in units are arranged on the sleeve, connected with the base plate (15), of the telescopic sleeve (14) in the circumferential direction; a circular groove (12) is formed in the cross-shaped intersection of the protection plates (2), a plurality of limiting plates (13) are arranged on the inner side wall of the groove (12), and the limiting disc (16) and the clamping plate (17) are matched with the groove (12) and the limiting plates (13);

foundation ditch plug-in components are including fixing several telescopic link (18) that upwards is connected with backing plate (15) sleeve week, the other end of telescopic link (18) is fixed with solid fixed ring (19), gu insert on fixed ring (19) and be provided with connecting rod (20), the one end of connecting rod (20) is fixed with baffle (21), and the other end is fixed with plug (22), gu fixed ring (19) cover is established on connecting rod (20) between two baffles (21).

9. The soil fixing device for the steep soil slope according to claim 8, wherein: fixed frame (1) is square, be provided with the spacing ring in planting region (3) respectively, the spacing ring is including fixed spacing ring (4) and removal spacing ring (5), fixed spacing ring (4) set up in planting region (3) that one of them right-angle limit of fixed frame (1) and breach enclose, it slides and sets up all the other to remove spacing ring (5) in planting region (3).

10. The soil steep slope soil fixing device of claim 9, wherein: the four corners department of fixed frame (1) is provided with through-hole (6) respectively, be provided with the insert in through-hole (6), the insert is including inserting pole (7) in through-hole (6), the one end that pole (7) stretched out fixed frame (1) top is provided with separation blade (8), stretches out the one end of fixed frame (1) bottom is provided with conical head (9), is located the below of fixed frame (1) the upwards stopper (10) that are the round platform form that is provided with in week of the pole portion of inserting pole (7), the terminal surface of the big footpath end of stopper (10) corresponds with fixed frame (1).

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