CN117918140A - Cutting rooting propagation method for oleander - Google Patents
Cutting rooting propagation method for oleander Download PDFInfo
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- CN117918140A CN117918140A CN202410340851.4A CN202410340851A CN117918140A CN 117918140 A CN117918140 A CN 117918140A CN 202410340851 A CN202410340851 A CN 202410340851A CN 117918140 A CN117918140 A CN 117918140A
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- Prior art keywords
- cutting
- branches
- oleander
- rooting
- propagation method
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- 238000005520 cutting process Methods 0.000 title claims abstract description 72
- 241000893864 Nerium Species 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000002173 cutting fluid Substances 0.000 claims abstract description 19
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 claims abstract description 4
- BVHLGVCQOALMSV-JEDNCBNOSA-N L-lysine hydrochloride Chemical compound Cl.NCCCC[C@H](N)C(O)=O BVHLGVCQOALMSV-JEDNCBNOSA-N 0.000 claims abstract description 4
- DFPAKSUCGFBDDF-ZQBYOMGUSA-N [14c]-nicotinamide Chemical compound N[14C](=O)C1=CC=CN=C1 DFPAKSUCGFBDDF-ZQBYOMGUSA-N 0.000 claims abstract description 4
- 229960001138 acetylsalicylic acid Drugs 0.000 claims abstract description 4
- PXEDJBXQKAGXNJ-QTNFYWBSSA-L disodium L-glutamate Chemical compound [Na+].[Na+].[O-]C(=O)[C@@H](N)CCC([O-])=O PXEDJBXQKAGXNJ-QTNFYWBSSA-L 0.000 claims abstract description 4
- 229960005337 lysine hydrochloride Drugs 0.000 claims abstract description 4
- 235000013923 monosodium glutamate Nutrition 0.000 claims abstract description 4
- 229940073490 sodium glutamate Drugs 0.000 claims abstract description 4
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 3
- 244000299452 Gouania lupuloides Species 0.000 claims description 6
- 235000000292 Gouania lupuloides Nutrition 0.000 claims description 6
- 230000012010 growth Effects 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 210000003128 head Anatomy 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000003086 colorant Substances 0.000 claims 1
- 238000012258 culturing Methods 0.000 claims 1
- 230000000249 desinfective effect Effects 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- 241000196324 Embryophyta Species 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000013329 compounding Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 230000035784 germination Effects 0.000 description 4
- 238000007726 management method Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002786 root growth Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
Abstract
The invention provides a cutting rooting propagation method of oleander, and relates to the technical field of plant cutting. The cutting rooting propagation method of oleander mainly comprises the steps of cutting oleander branches for disinfection, cutting cross, and then carrying out water culture treatment by using cutting fluid, wherein the cutting fluid is prepared by mixing aspirin, nicotinamide, lysine hydrochloride and sodium glutamate with pond water/reservoir water. The invention overcomes the defects of the prior art, and the cuttage liquid is prepared by compounding a plurality of components, so that the rooting of oleander branches is effectively promoted, the rooting date is shortened, the rooting rate is increased, the manpower loss of propagation is further reduced, and the economic benefit is improved.
Description
Technical Field
The invention relates to the technical field of plant cutting, in particular to a cutting rooting propagation method of oleander.
Background
The oleander is a plant cultivated in a large area in the south and the north of China, has strong resistance, wide adaptability and extremely easy management after planting, has long flowering time and rich and bundled flower color, is a landscape plant widely planted, has higher and higher requirements on urban greening along with the development of urban planning, and is popular with landscape plants which can survive for a long time.
The oleander propagation mainly comprises cutting propagation, and can also be divided into plants and layering. The traditional oleander can be cut in spring and summer. The cutting mode is to immerse the basal part in clear water for about 10 days, keep the immersion fresh, and directly carry out water planting and rooting, but water needs to be changed frequently when the water planting and rooting, generally, the water needs to be changed once in 1-2 days, the management is more complicated, and different matrixes such as soil, sand beds, coconut coir, perlite and the like are directly adopted for cutting and rooting, but the whole cutting and rooting rate is lower, and the large-scale planting and breeding are not facilitated.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the cutting rooting propagation method for oleander, which is characterized in that the cutting fluid is compounded by a plurality of components, so that the rooting of oleander branches is effectively promoted, the rooting date is shortened, the rooting rate is increased, the manpower loss of propagation is further reduced, and the economic benefit is improved.
In order to achieve the above object, the technical scheme of the present invention is realized by the following technical scheme:
a cutting rooting propagation method of oleander, comprising the following steps:
s1, cutting conditions: keeping the temperature of the whole cutting treatment and cutting process above 16 ℃;
s2, selecting branches: cutting oleander branches within 1 year, cutting the oleander branches to 8-10 cm long, and reserving 2-4 knots as cutting rooting branches;
S3, pretreatment of branches: sterilizing the cut parts at the top and the bottom after the branches are sheared, and then carrying out cross opening on the bottom of the branches to obtain pretreated branches for standby;
S4, preparing cutting fluid: the cutting fluid is prepared by mixing and dissolving the following substances in parts by mass: 0.05-0.1 part of aspirin, 0.02-0.05 part of nicotinamide, 0.01-0.02 part of lysine hydrochloride, 0.01-0.02 part of sodium glutamate and 100 parts of pretreatment weir pond water or reservoir water;
S5, rooting and cutting treatment: directly inserting the bottom incision of the pretreated branch into cutting fluid, taking out the seedling cup on the branch for seedling stage management after the white root grows out from the bottom of the pretreated branch and the length of the white root reaches 2 centimeters.
Preferably, in the step S2, the cut is ensured to be flat during the cutting of the branches, and the branches with brown color are selected, so that the head diameter of the branches is ensured not to exceed 3 cm, and the bottom cut is controlled to be separated from the bud eye by 1.0-1.5 cm.
Preferably, the sterilization at the incision in the step S3 is performed by spraying a 75% alcohol solution.
Preferably, in the step S3, the length of the cross opening is 1.0-1.5 cm.
Preferably, the method for obtaining the pretreated water in the pond or the reservoir in the step S4 is to obtain water at 20 cm above a water layer of the pond/the reservoir in the early morning, and after standing for 4 hours, adjust the pH of the water to be 6.0-6.5 to obtain the pretreated water in the pond or the reservoir.
Preferably, the whole process in the step S5 keeps the height of the pretreated branches inserted into the cutting fluid within 4 centimeters.
Preferably, the shoots are cultured for no more than 12 hours from shearing to cutting.
Preferably, the branches are placed longitudinally according to the growth direction from the time of cutting to the time of pretreatment, and the placement angle is controlled between 60 DEG and 80 deg.
The invention provides a cutting rooting propagation method of oleander, which has the advantages that compared with the prior art:
The cuttage liquid is prepared by adopting aspirin, nicotinamide, lysine hydrochloride and sodium glutamate, so that the rooting of oleander branches can be effectively promoted, the rooting time of traditional hydroponic culture is shortened, and the rooting rate is improved; the whole propagation rooting process does not need to change water, so that the labor cost is effectively reduced, and the propagation efficiency of oleander is improved.
Drawings
Fig. 1 is a schematic diagram of a cutting shoot prepared in example 1 of the present invention;
fig. 2 is a schematic diagram of water culture of cutting branches in cutting fluid a in embodiment 1 of the present invention;
Fig. 3 is a schematic view of rooting of a part of cutting branches in the cutting treatment of experiment group 1 in embodiment 2 of the present invention for 10 d;
fig. 4 is a schematic diagram showing the germination of bud eyes of part of the cutting branches in the cutting treatment of the experimental group 1 in the embodiment 2 of the invention for 10 d;
fig. 5 is a schematic diagram showing rooting of a part of cutting branches in the cutting treatment of 14d in the experimental group 1 in the embodiment 2 of the present invention;
fig. 6 is a schematic diagram showing the germination of bud eyes of part of the cutting branches in the cutting treatment of 14d in the experimental group 1 in the embodiment 2 of the invention;
FIG. 7 is a schematic view showing rooting of part of cutting shoots in the cutting treatment 18d of the experimental group 1 in the embodiment 2 of the present invention;
Fig. 8 is a schematic diagram showing the germination of part of cutting branch bud eyes during the cutting treatment of the experimental group 1 in the embodiment 2 of the invention;
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
1. Raw material preparation:
Taking water from 8 to 9 points in the morning at 20 cm above a water layer of a soughing of the wind in the pines reservoir, standing for 4 hours, and regulating the pH value to 6.5 to obtain pretreated water for later use;
2. preparing cutting fluid:
each group of cutting fluids was prepared according to the mass parts of each substance in the following table 1:
TABLE 1
3. Preparing a cutting branch:
(1) The sterilized scissors are used for cutting brown current annual branches with the length of 8-10 cm, good growth condition and no disease, the head diameter of not more than 3 cm are used as cutting slips, and 2-4 knots on each branch are reserved;
(2) Placing each branch in a cutting frame according to the growth direction after shearing, and placing in a single row at an angle of 60-80 degrees to ensure that the top incision is flat and the bottom incision is separated from bud eyes by 1.0-1.5 cm;
(3) After the incisions are cut, the incisions of all branches are disinfected by alcohol with the concentration of 75%, and then cross openings with the length of 1.0-1.5 cm are cut out of the bottoms of the branches, so that the preparation of the cuttage branches is completed.
Example 2:
500 branches of the obtained cutting branches in the embodiment 1 are taken and divided into 10 groups of 50 branches, cutting is carried out in the temperature environment of 16-25 ℃ by using the cutting fluids A-E in the embodiment 1, the height of the lower ends of the branches inserted into the cutting fluids is kept within 4 centimeters during cutting, and the specific management method during cutting is as follows in the table 2:
TABLE 2
The rooting rate (white roots grow at the bottom of cutting shoots as rooting), germination rate (bud eyes at the top of cutting shoots sprout) and seedling raising rate (white roots grow to 2 cm at the bottom of cutting shoots as seedling raising rate) of each group of cutting shoots at different times are observed and recorded according to each group of cutting experiment groups, and specific results are shown in the following table 3:
TABLE 3 Table 3
It can be seen from the table that rooting of oleander can be effectively promoted by adopting the cutting fluid A to perform cutting in the experimental group 1 and the experimental group 2, rooting rate can be effectively promoted, root growth is accelerated, overall cultivation time is shortened, and the difference between water changing and water changing-free cultivation in the experimental group 1 and the experimental group 2 is not great, namely when the cutting fluid A is adopted, people can keep higher rooting rate without changing water, and manpower loss is effectively reduced.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. The cutting rooting propagation method of oleander is characterized by comprising the following steps of:
s1, cutting conditions: keeping the temperature of the whole cutting treatment and cutting process above 16 ℃;
s2, selecting branches: cutting oleander branches within 1 year, cutting the oleander branches to 8-10 cm long, and reserving 2-4 knots as cutting rooting branches;
S3, pretreatment of branches: sterilizing the cut parts at the top and the bottom after the branches are sheared, and then carrying out cross opening on the bottom of the branches to obtain pretreated branches for standby;
S4, preparing cutting fluid: the cutting fluid is prepared by mixing and dissolving the following substances in parts by mass: 0.05-0.1 part of aspirin, 0.02-0.05 part of nicotinamide, 0.01-0.02 part of lysine hydrochloride, 0.01-0.02 part of sodium glutamate and 100 parts of pretreatment weir pond water or reservoir water;
S5, rooting and cutting treatment: directly inserting the bottom incision of the pretreated branch into cutting fluid, taking out the seedling cup on the branch for seedling stage management after the white root grows out from the bottom of the pretreated branch and the length of the white root reaches 2 centimeters.
2. The cutting rooting propagation method of oleander as claimed in claim 1, wherein: and in the step S2, the cut is ensured to be smooth during cutting of the branches, the branches with brown colors are selected, the head diameter of the branches is ensured to be not more than 3 centimeters, and the cut at the bottom is controlled to be separated from bud eyes by 1.0-1.5 centimeters.
3. The cutting rooting propagation method of oleander as claimed in claim 1, wherein: the method for disinfecting the incision in the step S3 is to spray 75% alcohol solution for disinfection.
4. The cutting rooting propagation method of oleander as claimed in claim 1, wherein: the length of the cross opening in the step S3 is 1.0-1.5 cm.
5. The cutting rooting propagation method of oleander as claimed in claim 1, wherein: the pretreatment weir pond water or reservoir water in the step S4 is obtained by taking water from a place 20 centimeters above a water layer of the weir pond/reservoir in the early morning, standing for 4 hours, and then regulating the pH value of the water to be 6.0-6.5.
6. The cutting rooting propagation method of oleander as claimed in claim 1, wherein: and in the step S5, the whole process keeps the height of the pretreated branches inserted into the cutting fluid within 4 centimeters.
7. The cutting rooting propagation method of oleander as claimed in claim 1, wherein: the time from cutting to culturing the branches in cutting fluid is not more than 12 hours.
8. The cutting rooting propagation method of oleander as claimed in claim 1, wherein: the branches are longitudinally placed according to the growth direction from the time of cutting to the time of pretreatment, and the placing angle is controlled to be 60-80 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410340851.4A CN117918140A (en) | 2024-03-25 | 2024-03-25 | Cutting rooting propagation method for oleander |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410340851.4A CN117918140A (en) | 2024-03-25 | 2024-03-25 | Cutting rooting propagation method for oleander |
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| Publication Number | Publication Date |
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| CN117918140A true CN117918140A (en) | 2024-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410340851.4A Pending CN117918140A (en) | 2024-03-25 | 2024-03-25 | Cutting rooting propagation method for oleander |
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| Country | Link |
|---|---|
| CN (1) | CN117918140A (en) |
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- 2024-03-25 CN CN202410340851.4A patent/CN117918140A/en active Pending
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