CN113439604A - Planting method based on seedling root system protection net rack - Google Patents
Planting method based on seedling root system protection net rack Download PDFInfo
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- CN113439604A CN113439604A CN202110903292.XA CN202110903292A CN113439604A CN 113439604 A CN113439604 A CN 113439604A CN 202110903292 A CN202110903292 A CN 202110903292A CN 113439604 A CN113439604 A CN 113439604A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
Abstract
The application relates to a planting method based on a seedling root system protection net rack, which comprises the following steps: step one, detecting the pH value of soil; step two, soil pH value adjustment: lime powder is applied and uniformly poured with the pH value less than 6.5, and the interval is 7-15 days; the application amount of lime powder is reduced 1/2 each time compared with the last time until the pH value is read to be 6.5-7.5; reading the pH value of more than 7.5, uniformly spraying an aluminum sulfate solution on the land to be planted, and repeating for 2-3 times until the read pH value is between 6.5 and 7.5; applying sulfur powder to the land to be planted and uniformly irrigating; reading the pH value between 6.5 and 7.5, and skipping the step 2; step three, digging a soil pit: the outside of the seedling root system is coated with a protective net frame, and soil pits for placing the protective net frame are dug at intervals in the land parcel; step four, planting the nursery stock: introducing the root system of the seedling into the cavity, backfilling soil and compacting; step five, uniformly irrigating: uniformly watering the soil in the cavity. This application has and adjusts plot soil and tends to neutrality, makes things convenient for operating personnel to dig fast and gets, transplants the effect of nursery stock.
Description
Technical Field
The application relates to the technical field of garden planting, in particular to a planting method based on a seedling root system protection net rack.
Background
In urban landscaping or tree protection, nursery stocks are often required to be cultivated and transplanted, and the protection of nursery stock roots is particularly important in the nursery stock transplanting process.
In the related technology, the cultivation of the nursery stock generally adopts a proper land block to dig a soil pit, and the root system of the nursery stock is placed into the soil pit and backfilled with soil; in the process of transplanting the nursery stock, in order to reduce the damage to the nursery stock root system in the process of transplanting, the nursery stock root system is usually dug out together with the soil, the soil and the nursery stock root system are wrapped, and then the nursery stock root system can be transported to a position to be transplanted.
However, the size of the soil dug needs to be controlled manually, the subsequent seedling transportation is difficult due to the fact that the soil is too large, the cutting damage of the seedling root system is easily caused due to the fact that the soil is too small, the digging operation is troublesome, meanwhile, the dug soil is used as basic cultivation soil of the seedling root system, the pH value of the soil also influences the survival rate of the seedling, and the difficulty in survival of the seedling is easily caused due to the fact that the pH value is greater than 7.5 and smaller than 6.5.
Disclosure of Invention
In order to improve the quality of seedling cultivation soil and facilitate manual seedling transplanting, the application provides a planting method based on a seedling root system protection net rack.
In a first aspect, the application provides a planting method based on a seedling root system protection net rack, which adopts the following technical scheme:
a planting method based on a seedling root system protection net rack comprises the following steps:
step one, soil pH value detection: digging a soil pit in a land to be planted, pouring water with the pH value of 6.5-7.5 into the soil pit and forming slurry with soil in the soil pit, inserting a probe of a pH meter into the slurry, and reading after the probe is kept for not less than 60 seconds;
step two, soil pH value adjustment: reading the pH value of less than 6.5, applying lime powder of 50-60 g/square meter to the land to be planted, and uniformly irrigating at intervals of 7-15 days; repeating the step one, reading the pH value to be less than 6.5, applying 1/2 metered lime powder again to the land to be planted, and uniformly irrigating at intervals of 7-15 days; repeating the step one, wherein after the pH value is read to be less than 6.5, the application amount of each lime powder is reduced 1/2 compared with the last time until the pH value is read to be between 6.5 and 7.5;
reading the pH value of the soil to be planted to be greater than 7.5, uniformly spraying an aluminum sulfate solution with the concentration of 0.4-0.6%, repeating the steps for 2-3 times until the pH value is read to be between 6.5-7.5; applying 50-100 g/square meter of sulfur powder to the land to be planted and uniformly irrigating;
reading the pH value between 6.5 and 7.5, and skipping the step two;
step three, digging a soil pit: selecting a protection net rack for coating the outside of the seedling root system, reserving a cavity for leading in soil between the protection net rack and the seedling root system, digging soil pits for the protection net rack to be placed in on a land to be planted at intervals according to the external shape of the protection net rack, and placing the protection net rack in the soil pits;
step four, planting the nursery stock: introducing the root system of the seedling into the cavity, backfilling soil into the cavity and compacting, wherein the height of the soil in the cavity after compaction is 25-40 cm higher than that of the root system of the seedling;
step five, uniformly irrigating: uniformly watering the soil in the cavity.
By adopting the technical scheme, an operator pours water with the pH value of 6.5-7.5 into the pre-dug soil pit and forms slurry with soil, and the probe of the pH meter is fully contacted with the slurry, so that the pH value of the soil can be obtained; the lime powder neutralizes acidity in soil, so that the soil forms a granular structure, the soil is loosened and is beneficial to plant growth, and meanwhile, inorganic salt calcium elements are provided for plants to promote plant cell wall growth; the aluminum sulfate solution is hydrolyzed to generate aluminum hydroxide, and simultaneously a small amount of dilute sulfuric acid solution is generated, so that the alkalinity in the soil is neutralized, the sulfur powder slowly promotes the generation of sulfur bacteria in the soil in the land, and the soil bacteria convert sulfur into sulfuric acid, so that the alkalinity of the soil is assisted to be neutralized, and the defects of quick effect taking and weak persistence of the aluminum sulfate solution are overcome; the soil of the land parcel tends to be neutral, so that the seedling can grow, the soil pit is dug according to the appearance of the protective net rack, the protective net rack and the seedling root system are sequentially placed in the soil pit, the soil is backfilled into the cavity, the protective soil block with the fixed size is formed outside the seedling root system after compaction, an operator can conveniently and quickly dig and transplant the seedling, and the seedling can be continuously cultivated by uniformly watering.
Optionally, the method comprises a sixth step of transplanting: and (3) twisting the protection net rack left and right alternately until the external soil of the protection net rack is disconnected from the internal soil of the cavity, lifting the protection net rack to enable the protection net rack to bear the internal soil of the cavity and the seedling root system to move out of the soil pit, and repeating the steps from one step to three aiming at the transplanted land mass to complete the re-planting of the seedlings after moving out of the soil pit.
Through adopting above-mentioned technical scheme, when operating personnel transplanted the nursery stock, control the alternative wrench movement protection rack and avoid directly pulling out the protection rack, be favorable to reducing the problem that the part that the nursery stock root system extended to the protection rack outside took place the fracture damage, protection rack and soil pit separation back make things convenient for operating personnel ration to draw nursery stock root system and protection soil block fast, and the protection rack is favorable to drawing in the outside protection soil block of nursery stock root system simultaneously, makes things convenient for operating personnel to pack to transport and plant the nursery stock once more.
Optionally, the angle of the left and right alternate twisting of the protective net rack is not more than 30 degrees, and the acting force of twisting and pulling the protective net rack is uniformly applied along the circumferential direction of the protective net rack.
Through adopting above-mentioned technical scheme, operating personnel twist reverse the angle control of protection rack within 30 degrees, reduce the too big problem that causes the damage of nursery stock root system fracture of angle of twisting, twist reverse, carry and draw the in-process and keep the application of force even simultaneously, further reduce the damage to nursery stock root system.
Optionally, after the seedling transplantation is finished, the soil mixed with the rooting powder and the liquid medicine with the powder-liquid ratio of 1.6 g/kg-2.4 g/kg is coated on the root of the seedling.
By adopting the technical scheme, the seedling transplanting process is easy to cause damage to the root system, and after the rooting powder liquid medicine permeates into the roots of the seedlings, the rooting powder liquid medicine is beneficial to promoting the growth and development of the seedling root system and improving the survival rate of the transplanted seedlings.
Optionally, after the fifth step and/or after the sixth step, if the PH of the soil in the second step is less than 6.5, applying an alkaline fertilizer to the soil in the cavity; if the PH value of the soil in the second step is greater than 7.5, applying an acid fertilizer to the soil in the cavity; and if the pH value of the soil in the second step is between 6.5 and 7.5, applying neutral fertilizer to the soil in the cavity.
By adopting the technical scheme, the nursery stock is planted and transplanted, the alkaline fertilizer is applied to the soil with the original PH value less than 6.5, the auxiliary adjustment of the pH value of the soil is facilitated, the nursery stock is timely provided with nutrients, the acidic fertilizer is beneficial to the auxiliary adjustment of the pH value of the soil and the provision of the nutrients for the nursery stock, and the neutral fertilizer is beneficial to reducing the influence on the pH value of the soil and does not provide the nutrients for the nursery stock.
Optionally, after the soil pit is dug in the third step, the bordeaux mixture is sprayed to the inner wall of the soil pit.
By adopting the technical scheme, after the soil pit is dug, the sprayed Bordeaux mixture is favorable for preventing spores from sprouting, preventing germ infection, promoting the leaves to be dark green, promoting the seedlings to grow strong and improving the disease resistance of the seedlings.
Optionally, before the protective net rack is placed in the third step, a plurality of intervening buried grooves are dug in the circumferential direction of the inner wall of the soil pit and water storage pottery clay is filled in the intervening buried grooves.
By adopting the technical scheme, the water storage argil is beneficial to improving the integral water storage capacity of the soil in the soil pit.
Optionally, in the fourth step, 20-30 g/m of water-retaining agent is mixed while the cavity is backfilled with soil.
By adopting the technical scheme, the water-retaining agent is non-toxic and harmless and can release and absorb water repeatedly, the water storage capacity of the soil in the cavity is improved, meanwhile, the water-retaining agent absorbs the fertilizer and releases the fertilizer slowly, the improvement of the fertilizer efficiency is facilitated, the regular change of water absorption expansion and water loss shrinkage of the soil is facilitated along with the addition of the water-retaining agent in the soil, the change of the soil around from compact to loose is facilitated, the pores are increased, and therefore the soil permeability is improved.
Optionally, after the transplantation in the sixth step is completed, a gravel layer is laid on the top surface of the soil backfilled in the protection net rack.
Through adopting above-mentioned technical scheme, the rubble layer is favorable to reducing rainwash at the soil top surface and causes soil loss, reduces the evaporation loss of soil moisture simultaneously.
In a second aspect, the application provides a seedling root system protection net rack applying the planting method, and the following technical scheme is adopted:
the seedling root system protection net rack applying the planting method comprises a shell which is placed in a soil pit, a cavity for soil and seedling root systems to be guided into is formed in the shell, a grounding ring frame which is used for being attached to the ground is fixed to the top surface of the shell, and at least one pair of lifting lugs is uniformly fixed to the grounding ring frame in the circumferential direction.
Through adopting above-mentioned technical scheme, the soil in casing and the cavity is as the outside protection architecture of nursery stock root system, reduces the damage of transplanting in-process nursery stock root system, makes things convenient for simultaneously operating personnel directly to dig and gets nursery stock root system and transport fast and transplant, and the lug that ground ring put up and evenly set up conveniently supplies the even application of force of operating personnel and gets and put the casing, is favorable to the stable of nursery stock root system to transplant.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the pH value of the soil is obtained by an operator by using a pH meter, the pH value of the soil is adjusted to be neutral by selectively using lime powder and aluminum sulfate solution, the growth of nursery stocks is facilitated, the protective soil block with fixed size is formed outside the root system of the nursery stocks by the cooperation of a protective net rack and compacted soil, and the quick digging and transplanting of the nursery stocks by the operator are facilitated;
2. the protection net rack is twisted left and right alternately to avoid directly pulling out the protection net rack, so that the problem that the part of the seedling root system extending to the outer side of the protection net rack is broken and damaged is favorably solved, the seedling root system and the protection soil block of the seedling root system can be conveniently and quantitatively and quickly extracted by operators after the protection net rack is separated from the soil pit, and meanwhile, the protection net rack is favorable for collecting the protection soil block outside the seedling root system, so that the operators can conveniently pack, transport and plant the seedlings again;
3. and similarly, the acid fertilizer is beneficial to the auxiliary adjustment of the pH value of the soil and the supply of the nutrients for the nursery stock, and the neutral fertilizer is beneficial to reducing the influence on the pH value of the soil and does not supply the nutrients for the nursery stock.
Drawings
Fig. 1 is a schematic structural diagram for embodying a protective net rack according to the present invention.
Reference number specification, 1, protection net rack; 11. a housing; 12. a cavity; 13. a ground ring frame; 14. and (7) lifting lugs.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The embodiment of the application discloses nursery stock root system protection rack.
Referring to fig. 1, a nursery stock root system protection net rack comprises a shell 11, wherein the shell 11 is formed by cross-combining a plurality of strips into a hemisphere shape. The top surface of the housing 11 is open, and a hemispherical cavity 12 is formed in the housing 11. A grounding ring frame 13 is fixed at the top opening end of the shell 11, the ring center of the grounding ring frame 13 is collinear with the top opening center of the shell 11, at least one pair of lifting lugs 14 is uniformly fixed on the top surface of the grounding ring frame 13 in the circumferential direction, and the pair of lifting lugs 14 is taken as an example in the embodiment of the present application. The material of the housing 11 and the grounding ring frame 13 can be plastic, metal material, nylon, etc.
Be used for leading-in nursery stock root system and soil in the cavity 12, after the soil hole was seted up on ground, place casing 11 in advance, lead-in nursery stock root system and backfill soil in to cavity 12, the soil in casing 11 and the cavity 12 is as the outside protection architecture of nursery stock root system, reduce the damage of transplanting in-process nursery stock root system, make things convenient for simultaneously that operating personnel directly digs to get nursery stock root system and transport the transplantation fast, ground ring frame 13 and a pair of lug 14 conveniently supply the even application of force of operating personnel and get and put casing 11, be favorable to the stable of nursery stock root system to transplant.
The embodiment of the application also discloses a planting method based on the seedling root system protection net rack.
A planting method based on a seedling root system protection net rack comprises the following steps:
step one, soil pH value detection: leveling a land to be planted in advance, digging soil pits in the land to be planted, wherein the depth of each soil pit is 10-15 cm, taking out sundries in the soil pits, stirring soil, pouring water with the pH value of 6.5-7.5 into the soil pits, adopting distilled water in the embodiment of the application, stirring the distilled water and the soil in the soil pits to form slurry, inserting a probe of a pH meter into the slurry, keeping the contact for not less than 60 seconds, reading, digging a plurality of soil pits at intervals on the land to be planted, repeating the measurement to obtain the corresponding pH values, and finally averaging the plurality of values.
Step two, soil pH value adjustment: reading the pH value of less than 6.5, applying lime powder of 50-60 g/square meter to the land to be planted, turning over the soil of the land to be planted, wherein the turning depth is not less than 10 cm, uniformly irrigating the land to be planted at intervals of 7-15 days; repeating the step one, reading the pH value to be less than 6.5, applying 1/2 metered lime powder again to the land to be planted, and uniformly irrigating at intervals of 7-15 days; and repeating the step one, wherein the application amount of each lime powder is reduced by 1/2 compared with the last time after the pH value is read to be less than 6.5, and the interval is 7 to 15 days until the pH value is read to be between 6.5 and 7.5.
Reading a pH value of more than 7.5, turning over soil of the land to be planted, wherein the turning depth is not less than 10 cm, then uniformly spraying 0.4-0.6% of aluminum sulfate solution to the land to be planted, repeating the steps for 2-3 times, and repeating the steps until the read pH value is between 6.5 and 7.5; after the operation is finished, if the optimum season is spring and summer, the soil of the land to be planted is turned over at intervals of 15-20 days, 50-100 g/square meter of sulfur powder is applied to the land to be planted, the land is irrigated uniformly when the precipitation is less or the land is dry, the soil is kept saturated and contains water for about 15 days, and the sulfur powder can be used in proper amount according to the conditions of rainwater and temperature in autumn and winter.
Reading the pH value between 6.5 and 7.5, and skipping the second step.
Step three, digging a soil pit: according to the external shape of the protection net rack 1, soil pits for placing the protection net rack 1 are dug at intervals on a land to be planted, Bordeaux mixture is sprayed on the inner wall of each soil pit, and the Bordeaux mixture is flexibly configured in a half-amount mode, an equivalent mode or an equivalent mode according to the types of seedlings.
Digging a plurality of intervening buried grooves in the circumferential direction of the inner wall of the soil pit, filling water storage argil, then placing the protection net rack 1 into the soil pit, enabling the shell 11 to be matched with the inner wall of the soil pit, and enabling the grounding ring frame 13 to be attached to the ground.
Step four, planting the nursery stock: introducing the root system of the seedling into the cavity 12, backfilling soil into the cavity 12, mixing with 20-30 g/m water-retaining agent, and compacting, wherein the height of the soil in the cavity 12 is 25-40 cm higher than that of the root system of the seedling after compacting.
Step five, uniformly irrigating: the soil in the cavity 12 is watered evenly. If the PH value of the soil in the second step is less than 6.5, applying alkaline fertilizers such as calcium bicarbonate, ammonia water, rock phosphate powder, plant ash and the like to the soil in the cavity 12; if the pH value of the soil in the second step is more than 7.5, applying acid fertilizers, such as barium nitrate, calcium superphosphate, monopotassium phosphate, potassium sulfate and the like, to the soil in the cavity 12; and if the pH value of the soil in the second step is between 6.5 and 7.5, applying neutral fertilizers, such as ammonium nitrate, ammonium phosphate, urea and the like, to the soil in the cavity 12.
Step six, transplanting: two lifting lugs 14 are hung through a hoisting machine or the two lifting lugs 14 are held by hands at the same time, the shell 11 is twisted left and right alternately until soil outside the shell 11 is disconnected with soil inside the cavity 12, the left and right alternate twisting angle is not more than 30 degrees, and acting force for twisting and lifting the lifting lugs 14 is uniformly applied along the circumferential direction of the grounding ring frame 13. And lifting the pair of lifting lugs 14 to enable the soil and the seedling root systems in the bearing cavity 12 of the shell 11 to move out of the soil pit, and repeating the steps from one step to three aiming at the transplanted land mass to finish the re-planting of the seedlings after the seedlings move out of the soil pit.
After the transplanting is finished, the rooting powder liquid medicine mixed soil with the powder-liquid ratio of 1.6 g/kg-2.4 g/kg is coated on the root of the seedling, ABT rooting powder can be adopted in the embodiment of the application, and the growth of lateral roots and capillary roots of the root system of the seedling are promoted mainly through indole potassium butyrate and sodium naphthalene acetate in the components.
Thirdly, if the PH value of the soil in the second step is less than 6.5, applying alkaline fertilizers such as calcium bicarbonate, ammonia water, ground phosphate rock, plant ash and the like to the soil in the cavity 12; if the pH value of the soil in the second step is more than 7.5, applying acid fertilizers, such as barium nitrate, calcium superphosphate, monopotassium phosphate, potassium sulfate and the like, to the soil in the cavity 12; and if the pH value of the soil in the second step is between 6.5 and 7.5, applying neutral fertilizers, such as ammonium nitrate, ammonium phosphate, urea and the like, to the soil in the cavity 12.
Finally, a gravel layer is uniformly laid on the top surface of the soil in the grounding ring frame 13.
The implementation principle of the embodiment of the application is as follows: the method comprises the following steps that an operator pours distilled water into a pre-dug soil pit and forms slurry with soil, a probe of a PH meter is fully contacted with the slurry, and the average value is obtained by repeatedly measuring samples for multiple times, so that the measured data are closer to the actual pH value of the soil;
the lime powder neutralizes acidity in soil, so that the soil forms a granular structure, the soil is loosened and is beneficial to plant growth, and meanwhile, inorganic salt calcium elements are provided for plants to promote plant cell wall growth;
the aluminum sulfate solution is hydrolyzed to generate aluminum hydroxide, and simultaneously generates a small amount of dilute sulfuric acid solution to neutralize the alkalinity in the soil, however, the aluminum sulfate solution has quick effect and relatively poor persistence, and the sulfur powder is used for assisting to slowly promote the generation of sulfur bacteria in the soil in the land and converting the sulfur into sulfuric acid by the soil bacteria, so that the alkalinity of the soil is assisted to be neutralized, and the defects of quick effect and poor persistence of the aluminum sulfate solution are overcome;
the Bordeaux mixture sprayed in the soil pits is favorable for preventing spores from sprouting, preventing pathogenic bacteria from infecting, promoting leaves to be dark green and strong in growth, and improving the disease resistance of seedlings;
soil is backfilled in the shell 11, and protective soil blocks with fixed sizes are formed outside the root systems of the seedlings after compaction, so that operators can conveniently and quickly pick and transplant the seedlings, and the seedlings can be continuously cultivated after uniform watering;
the water storage argil is beneficial to improving the integral water storage capacity of the soil in the soil pit. The water-retaining agent used in cooperation is nontoxic and harmless and can release and absorb water repeatedly, so that the water storage capacity of the soil in the cavity 12 is improved;
when the operating personnel transplanted the nursery stock, controlling in turn and wrench the protection rack 1 and control the angle of torsion and control within 30 degrees, avoid directly pulling out protection rack 1, be favorable to reducing the problem that the part that the nursery stock root system extended to the protection rack 1 outside broke the damage, twist reverse, carry and draw the in-process and keep the application of force even simultaneously, further reduce the damage to the nursery stock root system. After the shell 11 is separated from the soil pit, operators can conveniently and quantitatively and quickly extract the seedling root system and the protective soil blocks of the seedling root system, and meanwhile, the shell 11 is favorable for collecting the protective soil blocks outside the seedling root system, so that the operators can conveniently pack, transport and plant the seedlings again;
the damage to the root system is easily caused in the seedling transplanting process, and after the ABT rooting powder liquid medicine permeates into the root of the seedling, the growth and development of the seedling root system are facilitated, and the survival rate of the transplanted seedling is improved;
after the nursery stocks are planted and transplanted, the alkaline fertilizer is applied to the soil with the original PH value less than 6.5, so that the auxiliary adjustment of the pH value of the soil is facilitated, the nutrition is provided for the nursery stocks in time, the acidic fertilizer is applied to the soil with the original PH value greater than 7.5, the auxiliary adjustment of the pH value of the soil is facilitated, the nutrition is provided for the nursery stocks, the neutral fertilizer is beneficial to reducing the influence on the pH value of the soil, and the nursery stocks are not provided with the nutrition. Meanwhile, the water-retaining agent absorbs the fertilizer and slowly releases the fertilizer, so that the fertilizer efficiency is improved, and the regular change of water absorption expansion and water loss shrinkage of the soil is facilitated along with the addition of the water-retaining agent in the soil, so that the surrounding soil is changed from compact to loose, the pores are enlarged, and the permeability of the soil is improved;
the soil top surface of the rubble layer in the grounding ring frame 13 is beneficial to reducing the soil loss caused by rain wash and simultaneously reducing the evaporation loss of soil moisture.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A planting method based on a seedling root system protection net rack is characterized in that: the method comprises the following steps:
step one, soil pH value detection: digging a soil pit in a land to be planted, pouring water with the pH value of 6.5-7.5 into the soil pit and forming slurry with soil in the soil pit, inserting a probe of a pH meter into the slurry, and reading after the probe is kept for not less than 60 seconds;
step two, soil pH value adjustment: reading the pH value of less than 6.5, applying lime powder of 50-60 g/square meter to the land to be planted, and uniformly irrigating at intervals of 7-15 days; repeating the step one, reading the pH value to be less than 6.5, applying 1/2 metered lime powder again to the land to be planted, and uniformly irrigating at intervals of 7-15 days; repeating the step one, wherein after the pH value is read to be less than 6.5, the application amount of each lime powder is reduced 1/2 compared with the last time until the pH value is read to be between 6.5 and 7.5;
reading the pH value of the soil to be planted to be greater than 7.5, uniformly spraying an aluminum sulfate solution with the concentration of 0.4-0.6%, repeating the steps for 2-3 times until the pH value is read to be between 6.5-7.5; applying 50-100 g/square meter of sulfur powder to the land to be planted and uniformly irrigating;
reading the pH value between 6.5 and 7.5, and skipping the step two;
step three, digging a soil pit: selecting a protection net rack (1) for coating the outside of the root system of the seedling, reserving a cavity (12) for leading in soil between the protection net rack (1) and the root system of the seedling, digging soil pits for placing the protection net rack (1) on a land to be planted at intervals according to the external shape of the protection net rack (1), and placing the protection net rack (1) in the soil pits;
step four, planting the nursery stock: introducing the root system of the seedling into the cavity (12), backfilling soil into the cavity (12) and compacting, wherein the height of the soil in the cavity (12) after compaction is 25-40 cm higher than that of the root system of the seedling;
step five, uniformly irrigating: uniformly watering the soil in the cavity (12).
2. The planting method based on the seedling root system protection net rack of claim 1, which is characterized in that: the method comprises the following steps of: and (3) twisting the protection net rack (1) left and right alternately until the external soil of the protection net rack (1) is disconnected from the internal soil of the cavity (12), lifting the protection net rack (1) to enable the protection net rack (1) to bear the internal soil of the cavity (12) and the seedling root system to move out of the soil pit, repeating the steps from one step to three aiming at the transplanted land block, and completing the re-planting of the seedlings after moving out of the soil pit.
3. The planting method based on the seedling root system protection net rack as claimed in claim 2, characterized in that; the angle of the left and right alternate twisting protection net rack (1) is not more than 30 degrees, and the acting force of twisting and pulling the protection net rack (1) is uniformly applied along the circumferential direction of the protection net rack (1).
4. The planting method based on the seedling root system protection net rack as claimed in claim 2, characterized in that: after the seedling transplantation is finished, the soil mixed with the rooting powder and the liquid medicine with the powder-liquid ratio of 1.6 g/kg-2.4 g/kg is coated on the root of the seedling.
5. The planting method based on the seedling root system protection net rack as claimed in claim 2, characterized in that: after said fifth step and after said sixth step, applying an alkaline fertilizer to the soil in the cavity (12) if the soil PH in step two is less than 6.5; if the PH value of the soil in the second step is more than 7.5, applying acid fertilizer to the soil in the cavity (12); and if the pH value of the soil in the second step is between 6.5 and 7.5, applying neutral fertilizer to the soil in the cavity (12).
6. The planting method based on the seedling root system protection net rack of claim 1, which is characterized in that: and after the soil pit is dug in the third step, spraying Bordeaux mixture on the inner wall of the soil pit.
7. The planting method based on the seedling root system protection net rack of claim 1, which is characterized in that: before the protective net rack (1) is placed in the third step, a plurality of intervening buried grooves are dug in the circumferential direction of the inner wall of the soil pit and water storage pottery clay is filled in the buried grooves.
8. The planting method based on the seedling root system protection net rack of claim 1, which is characterized in that: in the fourth step, 20-30 g/square meter of water-retaining agent is mixed while the cavity (12) is backfilled with soil.
9. The planting method based on the seedling root system protection net rack as claimed in claim 2, characterized in that: and after the sixth transplanting step is finished, a gravel layer is laid on the top surface of the soil backfilled in the protective net rack (1).
10. A seedling root system protection net frame applying the planting method according to any one of claims 1 to 9, characterized in that: including being used for putting into casing (11) in the soil pit, be formed with cavity (12) that supply soil and nursery stock root system to lead to in casing (11), the top surface of casing (11) is fixed with ground connection ring frame (13) that are used for laminating ground, circumference evenly is fixed with on ground connection ring frame (13) and is no less than a pair of lug (14).
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Citations (9)
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