CN109997534B - Method for raising seedlings of trees by cutting - Google Patents
Method for raising seedlings of trees by cutting Download PDFInfo
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- CN109997534B CN109997534B CN201910263389.1A CN201910263389A CN109997534B CN 109997534 B CN109997534 B CN 109997534B CN 201910263389 A CN201910263389 A CN 201910263389A CN 109997534 B CN109997534 B CN 109997534B
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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
- A01G2/00—Vegetative propagation
- A01G2/10—Vegetative propagation by means of cuttings
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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
- A01G31/00—Soilless cultivation, e.g. hydroponics
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- Developmental Biology & Embryology (AREA)
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Abstract
The application provides a method for raising seedlings of trees by cutting, which comprises the following steps: preparing a seedling culture substrate, and paving the seedling culture substrate in a seedling culture container; taking an annual arbor branch without plant diseases and insect pests, pretreating the arbor branch, and soaking the treated arbor branch in a rooting solution; integrally embedding the soaked branches of the arbor in the seedling substrate, completely watering the seedling substrate with water and sealing the seedling container; and taking out the arbor branches from the seedling culture substrate and transplanting the arbor branches under the condition that the arbor branches root. This application has solved the low and single difficult problem of species of alpine high altitude area afforestation survival rate through carrying out horizontal cuttage to the arbor branch.
Description
Technical Field
The application relates to the field of agricultural irrigation, in particular to a method for raising seedlings of trees by cutting.
Background
The ecological environment of the high-cold high-altitude area is fragile, the radiation is strong, the air temperature and the air pressure are low, and the high-cold high-altitude area is dry and has much wind and the like. The harsh natural environment restricts the natural distribution of trees, which causes the problems of difficult introduction, low survival rate, poor growth potential and the like, and a few surviving trees have extremely small growth amount and even have negative growth. At present, the cuttage land of trees is mainly in plain areas, the cuttage mode is that robust 1-2 years old seedlings without diseases and insect pests are cut into small sections in the late 3-4 months of spring, and the small sections are vertically inserted into cuttage holes dug in advance after being soaked, covered with soil and watered. However, due to the harsh environmental conditions in alpine and high-altitude areas, the annual growth amount of the conventional vertically planted trees is less than 2cm, and branches are drained and dehydrated in strong wind weather, so that a large number of deaths and withering phenomena occur.
Disclosure of Invention
The application aims to overcome the defects of the prior art and provide a method for raising seedlings of trees by cutting.
In order to achieve the purpose, the following technical scheme is adopted in the application:
a method for raising seedlings of trees by cutting comprises the following steps:
preparing a seedling culture substrate, and paving the seedling culture substrate in a seedling culture container;
taking an annual arbor branch without plant diseases and insect pests, pretreating the arbor branch, and soaking the treated arbor branch in a rooting solution;
integrally embedding the soaked branches of the arbor in the seedling substrate, completely watering the seedling substrate with water and sealing the seedling container;
and taking out the arbor branches from the seedling culture substrate and transplanting the arbor branches under the condition that the arbor branches root.
Optionally, the pretreatment of the arbor branches comprises:
cutting the physiological upper end of the arbor branch into a flat opening;
shearing the physiological lower end of the arbor branch into a horseshoe-shaped bevel opening;
and cotton ropes are respectively bound at the physiological upper end and the physiological lower end of the arbor branch.
Optionally, the step of integrally burying the soaked arbor branches in the seedling raising substrate includes:
digging a groove with the depth of 5-6 cm in the seedling substrate;
placing the arbor branches in the grooves in a lying manner;
and exposing the cotton rope outside the seedling substrate.
Optionally, including many trees branches, will the trees branch lies flat and places the ditch inslot includes:
arranging a plurality of the arbor branches adjacently to form a plurality of branch rows;
and the spacing between every two branch rows is 50 cm.
Optionally, taking out the arbor branches from the seedling substrate and transplanting the arbor branches into a nursery when the arbor branches root comprises:
sealing the arbor branches in the seedling culture container for at least 7 days, and judging whether the arbor branches root or not;
if so, pulling the arbor branches out of the seedling substrate through cotton ropes exposed outside the seedling substrate;
taking down the cotton rope and transplanting the arbor branches into a nursery;
if not, continuing to seal the arbor branches in the seedling culture container.
Optionally, the seedling raising substrate comprises turfy soil, vermiculite and perlite, wherein the turfy soil accounts for 40-60% by mass, the vermiculite accounts for 20-40% by mass, and the perlite accounts for 10-30% by mass.
Optionally, the length of the arbor branch is 20 to 30cm, and 3 to 4 bud points grow on the arbor branch.
Optionally, the rooting solution is prepared from 100 mg/l indolebutyric acid and 100 mg/l naphthylacetic acid.
Optionally, the time for soaking the arbor branches in the rooting solution is 40 minutes.
Optionally, the laying thickness of the seedling raising substrate is 10 cm.
According to the method for raising the seedlings by cutting the trees, the trees are cut transversely, rooting of the trees in the alpine and high-altitude areas is facilitated, blade growth is promoted, photosynthesis is facilitated, accumulation of dry matters is increased, the lignification degree of seedlings is accelerated, and the problems that the survival rate of forestation in the alpine and high-altitude areas is low and species are single are solved.
Drawings
Fig. 1 is a flowchart of a method for raising seedlings of trees by cutting according to an embodiment of the present application;
fig. 2 is a flowchart of a method for raising seedlings of trees by cutting according to another embodiment of the present application;
fig. 3 is a flowchart of a method for raising seedlings of trees by cutting according to another embodiment of the present application;
fig. 4 is a flowchart of a method for raising seedlings of trees by cutting according to another embodiment of the present application;
fig. 5 is a flowchart of a arbor cutting seedling method according to another embodiment of the present application.
Detailed Description
The following description of specific embodiments of the present application refers to the accompanying drawings.
In this document, "upper", "lower", "front", "rear", "left", "right", and the like are used only to indicate relative positional relationships between relevant portions, and do not limit absolute positions of the relevant portions.
In this document, "first", "second", and the like are used only for distinguishing one from another, and do not indicate the degree and order of importance, the premise that each other exists, and the like.
In this context, "equal", "same", etc. are not strictly mathematical and/or geometric limitations, but also include tolerances as would be understood by a person skilled in the art and allowed for manufacturing or use, etc.
Unless otherwise indicated, numerical ranges herein include not only the entire range within its two endpoints, but also several sub-ranges subsumed therein.
The application provides a method for raising seedlings of trees by cutting, which comprises the following steps of 101 to 104:
step 101: and (3) preparing a seedling culture substrate, and paving the seedling culture substrate in a seedling culture container.
In the embodiment of the application, the seedling raising substrate comprises turfy soil, vermiculite and perlite, wherein the turfy soil is 40-60% by mass, the vermiculite is 20-40% by mass, and the perlite is 10-30% by mass, wherein peat, namely peat, is a product in a marsh development process, and the turfy soil contains a large amount of water, plant residues which are not completely decomposed, humus and a part of mineral substances, and can increase trace elements in soil; the vermiculite is a natural, inorganic and nontoxic mineral substance, can improve the survival rate of succulent plants, is an excellent surface covering material for the plants, has good water storage property and can automatically adjust water content for the plants, so that the humidity of the planting environment of the plants is kept in a reasonable range and the rooting of the plants is induced; the perlite is a white granular material which is prepared by preheating, instantaneous high-temperature roasting and expansion and has a honeycomb structure inside, and the growth and development of fibrous root systems of plants can be promoted.
Optionally, the turfy soil, the vermiculite and the perlite are configured according to a ratio of 5:3:2 and are uniformly mixed to obtain the seedling culture substrate.
Optionally, the seedling substrate is laid in the seedling container, and the thickness of the laying can be 10 cm.
Step 102: taking an annual arbor branch without plant diseases and insect pests, pretreating the arbor branch, and soaking the treated arbor branch in a rooting solution.
In the embodiment of the present application, as shown in fig. 2, the pretreatment of the arbor branches includes steps 201 to 203:
step 201: and cutting the physiological upper end of the arbor branch into a flat opening.
Step 202: and shearing the physiological lower end of the arbor branch into a horseshoe-shaped oblique opening.
Step 203: and cotton ropes are respectively bound at the physiological upper end and the physiological lower end of the arbor branch.
Alternatively, the length of the tree branch may be 20 to 30cm, 3 to 4 bud points grow on each of the tree branches, and the treated tree branch is soaked in a rooting solution for about 40 minutes for increasing the rooting rate.
Optionally, the rooting solution is prepared from indolebutyric acid with the concentration of 100 mg/l and naphthylacetic acid with the concentration of 100 mg/l, the indolebutyric acid (IBA) can promote the growth of the main roots of the plants, improve the germination rate and the survival rate, and is an auxin analogue for promoting the rooting of the cuttings, and the naphthylacetic acid (NAA) is a plant growth regulator for promoting the growth of the root systems of the plants.
Step 103: and integrally embedding the soaked branches of the arbor in the seedling culture substrate, completely watering the seedling culture substrate with water, and sealing the seedling culture container.
In the embodiment of the present application, as shown in fig. 2, the step of integrally burying the soaked arbor branches in the seedling substrate includes steps 301 to 303:
step 301: digging a groove with the depth of 5-6 cm in the seedling substrate.
Step 302: and placing the arbor branches in the groove in a lying manner.
Step 303: and exposing the cotton rope outside the seedling substrate.
In alpine and high-altitude areas, such as Naqu area in Tibet, the ground surface temperature is one of the main factors limiting plant growth, according to observation, the average temperature of soil in the Naqu area is only 6 to 8 months, wherein the maximum temperature of a 5cm ground surface layer is 33.4 ℃, the maximum temperature of a 10cm ground surface layer is 29.5 ℃, the maximum temperature of a 20cm ground surface layer is 22.3 ℃, the maximum temperature of a 30cm ground surface layer is 19.3 ℃, the maximum temperature of a 40cm ground surface layer is 16.8 ℃, and the diurnal average temperature of the 5cm ground surface layer is 2 to 4 ℃ higher than that of the rest of layers.
Consequently, this application is through dig the degree of depth in the matrix of growing seedlings and be 5 to 6 centimetres's slot, and will the arbor branch is lain flat and is placed in the slot carries out horizontal planting with the arbor branch, compares in the vertical planting among the prior art and compares, make full use of the relatively higher region of earth's surface temperature, has solved the problem that earth's surface temperature is crossed lowly. In addition, compared with vertical cuttage and oblique cuttage, the horizontal cultivation can enable more points with adventitious roots growing vertically downwards on branches of the arbor, and is beneficial to the rooting of the branches and the growth of leaves, so that photosynthesis is facilitated, the accumulation of dry matters is increased, and the lignification degree of the nursery stock is accelerated.
In an embodiment of the present application, including a plurality of tree branches, as shown in fig. 4, placing the tree branches lying flat in the groove includes steps 401 to 402:
step 401: and arranging a plurality of the arbor branches adjacently to form a plurality of branch rows.
Step 402: and the spacing between every two branch rows is 50 cm.
This application is through burying many trees branches in order underground in the matrix of growing seedlings, help improving every the trees branch can both take root under the environment that suits.
Step 104: and taking out the arbor branches from the seedling culture substrate and transplanting the arbor branches under the condition that the arbor branches root.
In the embodiment of the present application, as shown in fig. 5, taking out and transplanting the arbor shoots from the seedling substrate into a nursery in the case where the arbor shoots are rooted includes steps 501 to 504:
step 501: and sealing the arbor branches in the seedling culture container for at least 7 days, and judging whether the arbor branches root or not. If yes, go to step 502, otherwise go to step 504.
Optionally, the opening of the seedling container is covered with a preservative film, so that the seedling container is sealed, and the rooting condition of the arbor branches is observed after 7 days.
Step 502: and pulling the arbor branches out of the seedling substrate through cotton ropes exposed outside the seedling substrate.
After the arbor branches are rooted, the rooted arbor branches are pulled out of the seedling substrate by directly pulling cotton ropes exposed outside the seedling substrate.
Step 503: and taking down the cotton rope and transplanting the arbor branches into a nursery.
Step 504: continuing to seal the arbor branches in the seedling raising container.
Optionally, the arbor branches may be bamboo willows or other plants that can be bred by cutting.
According to the method for raising the seedlings by cutting the trees, the trees are cut transversely, rooting of the trees in the alpine and high-altitude areas is facilitated, blade growth is promoted, photosynthesis is facilitated, accumulation of dry matters is increased, the lignification degree of seedlings is accelerated, and the problems that the survival rate of forestation in the alpine and high-altitude areas is low and species are single are solved.
The preferred embodiments and examples of the present application have been described in detail with reference to the accompanying drawings, but the present application is not limited to the embodiments and examples described above, and various changes can be made within the knowledge of those skilled in the art without departing from the concept of the present application.
Claims (9)
1. A method for raising seedlings of trees by cutting is characterized by comprising the following steps:
preparing a seedling culture substrate, and paving the seedling culture substrate in a seedling culture container, wherein the seedling culture substrate comprises turfy soil, vermiculite and perlite;
taking an annual arbor branch without plant diseases and insect pests, pretreating the arbor branch, and soaking the treated arbor branch in a rooting solution;
integrally embedding the soaked branches of the arbor in the seedling substrate, completely watering the seedling substrate with water and sealing the seedling container;
taking out the arbor branches from the seedling culture substrate and transplanting the arbor branches under the condition that the arbor branches root;
wherein the pre-processing comprises: cutting the physiological upper end of the arbor branch into a flat opening; shearing the physiological lower end of the arbor branch into a horseshoe-shaped bevel opening; and cotton ropes are respectively bound at the physiological upper end and the physiological lower end of the arbor branch.
2. The method for raising the seedlings of the trees by cutting according to claim 1, wherein integrally burying the soaked branches of the trees in the seedling raising substrate comprises:
digging a groove with the depth of 5-6 cm in the seedling substrate;
placing the arbor branches in the grooves in a lying manner;
and exposing the cotton rope outside the seedling substrate.
3. The method of raising a seedling of trees by cutting according to claim 2, comprising a plurality of tree branches, placing the tree branches lying flat in the trench comprising:
arranging a plurality of the arbor branches adjacently to form a plurality of branch rows;
and the spacing between every two branch rows is 50 cm.
4. The method for raising a seedling by cutting trees according to claim 2, wherein taking out and transplanting the tree shoot from the seedling raising substrate into a nursery in a state that the tree shoot is rooted comprises:
sealing the arbor branches in the seedling culture container for at least 7 days, and judging whether the arbor branches root or not;
if so, pulling the arbor branches out of the seedling substrate through cotton ropes exposed outside the seedling substrate;
taking down the cotton rope and transplanting the arbor branches into a nursery;
if not, continuing to seal the arbor branches in the seedling culture container.
5. The method for cutting and seedling raising of the arbor as claimed in claim 1, wherein the seedling raising substrate comprises turfy soil, vermiculite and perlite, the mass percent of the turfy soil is 40% -60%, the mass percent of the vermiculite is 20% -40%, and the mass percent of the perlite is 10% -30%.
6. The method for raising seedlings of trees by cutting according to claim 1, wherein the length of the branches of trees is 20 to 30cm, and 3 to 4 bud points grow on the branches of trees.
7. The method for raising seedlings of trees by cutting according to claim 1, wherein the rooting solution is prepared from indolebutyric acid with the concentration of 100 mg/L and naphthylacetic acid with the concentration of 100 mg/L.
8. The method for raising seedlings of trees by cutting according to claim 1, wherein the time for soaking the branches of trees in the rooting solution is 40 minutes.
9. The method for raising seedlings of trees by cutting according to claim 1, wherein the laying thickness of the seedling raising substrate is 10 cm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910263389.1A CN109997534B (en) | 2019-04-02 | 2019-04-02 | Method for raising seedlings of trees by cutting |
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| CN201910263389.1A CN109997534B (en) | 2019-04-02 | 2019-04-02 | Method for raising seedlings of trees by cutting |
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| CN109997534B true CN109997534B (en) | 2022-01-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103210768A (en) * | 2013-04-26 | 2013-07-24 | 陕西理工学院 | Cutting seedling raising method of peltate yam rhizome |
| CN104585007B (en) * | 2015-02-06 | 2016-12-07 | 华盛绿能农业科技有限公司 | The cuttage and seedling culture method of American red-maple |
| CN104871805B (en) * | 2015-06-18 | 2017-05-24 | 中国林业科学研究院亚热带林业研究所 | Root embedded type cutting propagation method for broad-leaf tree species |
| CN107135924A (en) * | 2017-05-31 | 2017-09-08 | 江苏农林职业技术学院 | One kind is urinated thin single node cutting method |
| CN107873374A (en) * | 2017-12-01 | 2018-04-06 | 萍乡市林业科学研究所 | A kind of method of forestation on discarded colliery ground |
| CN108834592A (en) * | 2018-06-13 | 2018-11-20 | 贵州众鑫农业有限公司 | A kind of short, fast-growing Chinese scholartree fibrous root propagation method |
| CN109429751A (en) * | 2018-10-25 | 2019-03-08 | 武汉长江绿色工程科技股份有限公司 | A kind of system, the universal method of arbor bough bar cutting propagation |
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