CN111357558A - Method for promoting sprouting of hidden buds at light leg parts of branches of apocarya big tree - Google Patents
Method for promoting sprouting of hidden buds at light leg parts of branches of apocarya big tree Download PDFInfo
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- CN111357558A CN111357558A CN202010378264.6A CN202010378264A CN111357558A CN 111357558 A CN111357558 A CN 111357558A CN 202010378264 A CN202010378264 A CN 202010378264A CN 111357558 A CN111357558 A CN 111357558A
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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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
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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
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
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- Engineering & Computer Science (AREA)
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Abstract
The application discloses a method for promoting sprouting of cryptomeria gracilis at the light leg part of a big branch of apocarya, which comprises the following steps: 1) applying paclobutrazol to the root soil of the carya illinoensis tree within the first application time; 2) and in the second application time, applying urea to the soil at the root of the carya illinoensis tree. The method can effectively promote the germination of the hidden buds at the light leg parts of the branches of the carya illinoensis big tree, increase the number of the fruit grafting branches, inhibit the vertical growth characteristic of new branches, avoid the formation of light leg parts of the new branches, and fundamentally solve the problems of the formation of the light leg parts and the low germination rate of the hidden buds.
Description
Technical Field
The application relates to a method for promoting branches of big carya illinoensis trees to sprout new branches by using hidden buds at the light leg parts, and belongs to the field of carya illinoensis planting production.
Background
Carya illinoensis K.Koch, also named Changshan hickory, American hickory, native America and Mexico, belongs to the tall deciduous tree species of hickory of Juglandaceae, the nut shell is thin, smooth and beautiful, has oil fragrance, and is a world famous oil-bearing dry fruit tree species.
The carya illinoensis grows vigorously, the growth amount of new shoots reaches 1.5-2.5 m in a year, the growth advantage of the top end is obvious, the top buds grow fast, the lateral bud branching rate is low, and the problem that the tree body grows for more than 5 years, the phenomenon that branches in an inner chamber have no lateral branches is easy to occur, so that the tree body is moved outwards and upwards, the tree forest is closed fast, the yield per mu is low and the like is caused.
In the prior art, branches are pulled, pruned and topped, the branch angle is increased, and the phloem (instant bud) is sawed off above the hidden bud by a hand saw to promote the light leg part of the branch to sprout new branches.
However, the existing method for increasing the sprouting of the young branches of the bare-rooted parts needs to continuously control the tree body for many years, the engineering quantity is large, the period is long, and the sprouting rate of the hidden buds at the parts of the bare-rooted parts is still low finally; in addition, the branches extending out of the optical leg bit length by adopting the existing method also have the characteristic of strong vertical growth, the optical leg problem is easy to occur again, and the method is difficult to popularize and apply in large scale in production.
Disclosure of Invention
The application provides a method for promoting the sprouting of the hidden buds of the bare leg parts of the branches of the big carya illinoensis trees, which is used for solving the technical problems that the sprouting rate of the bare leg parts of the new branches is low, the upright growing performance of the sprouting new branches is high, the engineering quantity of the existing hidden bud sprouting method is large, and the period is long in the prior art.
The application provides a method for promoting the sprouting of the cryptomeria gracilis at the light leg part of the branch of a carya illinoensis big tree, which comprises the following steps:
1) applying paclobutrazol to the root soil of the carya illinoensis tree within the first application time;
2) and in the second application time, applying urea to the soil at the root of the carya illinoensis tree.
Preferably, the soil application paclobutrazol comprises the following steps:
a2, applying paclobutrazol according to the proportion of applying 3g of paclobutrazol to each centimeter of diameter of the trunk of the carya illinoensis tree.
Preferably, the soil-applied urea comprises the following steps:
b2, applying 20g of urea to each centimeter of diameter of the trunk of the carya illinoensis by soil, and applying the urea to the soil.
Preferably, the first time of administration is: between 2-6 months of the year when the paclobutrazol is applied.
Preferably, the second time of administration is: between 2-3 months of the second year after application of the paclobutrazol.
Preferably, the measurement of the diameter of the stem of the carya illinoensis trunk comprises the following steps: the diameter of the trunk of the carya illinoensis tree at a height of 50cm from the ground was measured.
Preferably, the pecan tree is a 12-year old pecan tree.
The beneficial effects that this application can produce include:
1) the method for promoting the germination of the hidden buds of the light leg parts of the branches of the carya illinoensis big trees can effectively promote the germination of the hidden buds of the light leg parts of the branches of the carya illinoensis big trees, increase the number of the fruit grafting branches, inhibit the vertical growth characteristic of the new branches, avoid the new branches from forming light leg parts again, and fundamentally solve the problems of the formation of the light leg parts and the low germination rate of the hidden buds.
2) The method for promoting the germination of the cryptogam at the light leg position of the branches of the carya illinoensis branches and the new branches only needs to apply paclobutrazol at the root parts of the carya illinoensis during the growth process of the carya illinoensis, and then urea is applied at the root parts, so that the effects of promoting the germination rate and inhibiting the new branches from forming the light legs again can be realized, the operation is simple, the practicability is high, the long-term repeated monitoring is not needed, the manpower input is reduced, and the better popularization effect can be realized.
Detailed Description
The present application will be described in detail with reference to examples, but the present application is not limited to these examples.
The application provides a method for promoting branches of apocarya big trees to sprout new branches by using hidden buds at light leg positions, which comprises the following steps:
1) applying paclobutrazol to the root soil of the carya illinoensis tree within the first application time;
2) and in the second application time, applying urea to the soil at the root of the carya illinoensis tree.
According to the method, paclobutrazol and urea are applied respectively within the first application time and the second application time, so that the apical dominance of the tree body can be inhibited, and the germination and growth of the saphenous bud can be promoted. The two aspects of functions are synergistic, so that the vertical growth characteristic of the new branch is inhibited while the germination of the hidden bud of the photosphere part is promoted. The method is simple and convenient to operate, has an obvious application effect, can thoroughly solve the problems existing in the growth process of the existing apocarya big tree, and fully utilizes the parts of the legs to improve the overall fruiting rate, thereby realizing the effects of increasing the production and income.
Preferably, the soil application paclobutrazol comprises the following steps:
a1, measuring the diameter of the trunk of the thin-shell pecan tree at a position 50cm away from the ground;
a2, applying paclobutrazol according to the proportion of applying 3g of paclobutrazol to each centimeter of diameter of the trunk of the carya illinoensis tree.
After the diameter of the trunk is measured according to the method, the paclobutrazol with the proportion is applied according to the obtained diameter, the apical dominance can be inhibited, a sufficient nutrition conveying path is provided for promoting the germination of the cryptogamic sprouts of the photosphere parts subsequently, and the high germination rate is achieved. Meanwhile, the characteristic of vertical growth of new branches can be inhibited.
Preferably, the soil-applied urea comprises the following steps:
b1, measuring the diameter of the trunk of the thin-shell pecan tree at the position 50cm away from the ground;
b2, applying 20g of urea to each centimeter of diameter of the trunk of the carya illinoensis by soil, and applying the urea to the soil.
After the diameter of the trunk is measured according to the method, the urea with the proportion is applied according to the obtained diameter, so that nutrients can be provided for the bud body to be germinated, the germination of the hidden bud is promoted, and the high germination rate is achieved. Meanwhile, the characteristic of vertical growth of the new branches can be inhibited, the problem of formation of photosphere parts can be fundamentally solved by preventing the new branches from vertically growing, and therefore the integral new branch stripping rate is improved.
Preferably, the first time of administration is: between 2-6 months of the year when the paclobutrazol is applied. The paclobutrazol is applied at the time, the effect of inhibiting the apical end can be exerted in the process of sprouting, and the nutrition required for sprouting new branches is provided.
Preferably, the second time of administration is: between 2-3 months of the second year after application of the paclobutrazol. The urea is applied at this time, which can promote the germination of the cryptomorphic bud in the process of germination.
Preferably, the pecan tree is a 12-year old pecan tree.
The method provided in the application can be combined with various existing methods for planting apocarya to achieve the technical effects, such as the oriented cultivation method of the crown of the apocarya disclosed in CN201810256897.2
Examples
200 carya illinoensis trees of 12 years are selected as experimental objects and divided into 4 groups, and each group comprises 50 trees.
Carrying out soil application treatment on the first group of experimental trees according to the method provided by the application; wherein the first application time and the second application time are according to the following table, and each treated subject is 50 trees.
| Examples | Time of first application | Second application time |
| 1 | Month 2 of the year | Month 3 of the next year |
| 2 | Month 6 of the year | Month 3 of the next year |
| 3 | Month 4 of the year | Month 3 of the next year |
The second group carries out traditional comprehensive treatment of pruning, topping, branch pulling and bud carving on each tree by manpower according to the existing method.
The method for measuring the growth gradient of the new branch comprises the following steps: and when the number of the new branches and the number of the fruits are counted, the inclination angles of the new branches are measured through the level meter respectively.
The experimental results are as follows:
a first group: counting the results obtained in the embodiment 3, wherein the results obtained in the embodiment 3 are typical results, and the results of other embodiments are the same as the results; after the treatment according to the method provided by the application, in the third year, the light leg part of each branch rod averagely sprouts to emit 129 new branches, wherein the number of the bearing branches in the third year is 88; the growing gradient of the new branches is 45-60 degrees.
Second group: continuously treating for 5 years, and when the tree is in the fifth year, carrying out hidden bud germination on the light leg parts of branches of each tree for 22 new branches on average, wherein only 5 new branches bear fruits in the fifth year; the growing gradient of the new branches is 80-90 degrees.
The dry fruit weight per mu obtained in the first group of experiments is improved by 38 kilograms than that obtained by the traditional method used in the second group, and the income per mu is increased by 2160 yuan.
Therefore, on the basis that the processing time is reduced by 2 years, the method provided by the application can effectively improve the germination of the hidden buds of the photosphere part of the trunk, and can effectively inhibit the vertical growth of new branches, so that the yield of the new branches is effectively improved, the photosphere problem is further avoided, and the problems that the photosphere part is too long and the yield is influenced are fundamentally solved.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the disclosure to effect such feature, structure, or characteristic in connection with other embodiments.
Although the present application has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the description and claims disclosed herein. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. A method for promoting the sprouting of the hidden bud at the light leg part of the big branch of apocarya is characterized by comprising the following steps:
1) applying paclobutrazol to the root soil of the carya illinoensis tree within the first application time;
2) and in the second application time, applying urea to the soil at the root of the carya illinoensis tree.
2. The method for promoting the sprouting of the new branches of the bare leg part of the branches of the carya illinoensis trees as claimed in claim 1, wherein the soil application of paclobutrazol comprises the following steps:
a2, applying paclobutrazol according to the proportion of applying 3g of paclobutrazol to each centimeter of diameter of the trunk of the carya illinoensis tree.
3. The method for promoting the sprouting of the cryptomeria gracilis at the photoleg part of the branches of the carya illinoensis big tree to sprout the new branches according to claim 1, wherein the soil application of urea comprises the following steps:
b2, applying 20g of urea to each centimeter of diameter of the trunk of the carya illinoensis by soil, and applying the urea to the soil.
4. The method for promoting sprouting of new branches of Carya illinoensis Makino branches with photoleg position hidden buds as claimed in claim 1, wherein the first application time is as follows: between 2-6 months of the year when the paclobutrazol is applied.
5. The method for promoting sprouting of new branches of Carya illinoensis Makino branches with photoleg position hidden buds as claimed in claim 1, wherein the second application time is as follows: between 2-3 months of the second year after application of the paclobutrazol.
6. The method for promoting the sprouting of the new branches of the big carya illinoensis branches at the light leg position hidden buds as claimed in claim 2 or 3, wherein the measurement of the diameter of the trunk and the trunk of the carya illinoensis comprises the following steps: the diameter of the trunk of the carya illinoensis tree at a height of 50cm from the ground was measured.
7. The method for promoting sprouting of new branches from bare legs of branches of a carya illinoensis tree as claimed in claim 1, wherein the carya illinoensis tree is a 12-year-old carya illinoensis tree.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010378264.6A CN111357558B (en) | 2020-05-07 | 2020-05-07 | Method for promoting sprouting of hidden buds at light leg parts of branches of apocarya big tree |
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| CN202010378264.6A CN111357558B (en) | 2020-05-07 | 2020-05-07 | Method for promoting sprouting of hidden buds at light leg parts of branches of apocarya big tree |
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| CN111357558B CN111357558B (en) | 2022-04-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112997795A (en) * | 2021-03-04 | 2021-06-22 | 云南海达新生态环境建设有限公司 | Method for improving branch drawing rate of ilex verticillata |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112997795A (en) * | 2021-03-04 | 2021-06-22 | 云南海达新生态环境建设有限公司 | Method for improving branch drawing rate of ilex verticillata |
| CN112997795B (en) * | 2021-03-04 | 2023-08-04 | 昆明海达新花景园艺种苗有限公司 | Method for improving branch extraction rate of North America ilex |
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