CN117717069B - Pretreatment agent for fresh cut flowers of hydrangea macrophylla and application method of pretreatment agent - Google Patents
Pretreatment agent for fresh cut flowers of hydrangea macrophylla and application method of pretreatment agent Download PDFInfo
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- CN117717069B CN117717069B CN202410161425.4A CN202410161425A CN117717069B CN 117717069 B CN117717069 B CN 117717069B CN 202410161425 A CN202410161425 A CN 202410161425A CN 117717069 B CN117717069 B CN 117717069B
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- 235000014486 Hydrangea macrophylla Nutrition 0.000 title claims abstract description 95
- 244000267823 Hydrangea macrophylla Species 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 45
- 239000003755 preservative agent Substances 0.000 claims abstract description 34
- 230000002335 preservative effect Effects 0.000 claims abstract description 33
- 241000037488 Coccoloba pubescens Species 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- DFPAKSUCGFBDDF-UHFFFAOYSA-N Nicotinamide Chemical compound NC(=O)C1=CC=CN=C1 DFPAKSUCGFBDDF-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003242 anti bacterial agent Substances 0.000 claims abstract description 8
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 claims abstract description 8
- 230000008859 change Effects 0.000 claims abstract description 7
- 229930006000 Sucrose Natural products 0.000 claims abstract description 6
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims abstract description 6
- 239000005720 sucrose Substances 0.000 claims abstract description 6
- 229910017053 inorganic salt Inorganic materials 0.000 claims abstract description 5
- OVBPIULPVIDEAO-UHFFFAOYSA-N N-Pteroyl-L-glutaminsaeure Natural products C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)NC(CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 244000269722 Thea sinensis Species 0.000 claims abstract description 4
- 229960000304 folic acid Drugs 0.000 claims abstract description 4
- 235000019152 folic acid Nutrition 0.000 claims abstract description 4
- 239000011724 folic acid Substances 0.000 claims abstract description 4
- 229960003966 nicotinamide Drugs 0.000 claims abstract description 4
- 235000005152 nicotinamide Nutrition 0.000 claims abstract description 4
- 239000011570 nicotinamide Substances 0.000 claims abstract description 4
- 150000008442 polyphenolic compounds Chemical class 0.000 claims abstract description 4
- 235000013824 polyphenols Nutrition 0.000 claims abstract description 4
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims abstract description 3
- 235000019796 monopotassium phosphate Nutrition 0.000 claims abstract description 3
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 claims abstract description 3
- LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims abstract description 3
- 241001092080 Hydrangea Species 0.000 claims description 58
- 230000008569 process Effects 0.000 claims description 7
- 230000002618 waking effect Effects 0.000 claims description 5
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 4
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 4
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 claims description 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims description 4
- 238000010008 shearing Methods 0.000 claims description 3
- 239000005711 Benzoic acid Substances 0.000 claims description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 2
- 235000010233 benzoic acid Nutrition 0.000 claims description 2
- 239000001110 calcium chloride Substances 0.000 claims description 2
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 2
- 235000011148 calcium chloride Nutrition 0.000 claims description 2
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 claims description 2
- 235000010333 potassium nitrate Nutrition 0.000 claims description 2
- 239000004323 potassium nitrate Substances 0.000 claims description 2
- 229960004889 salicylic acid Drugs 0.000 claims description 2
- 229910001961 silver nitrate Inorganic materials 0.000 claims description 2
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 claims description 2
- 235000010234 sodium benzoate Nutrition 0.000 claims description 2
- 239000004299 sodium benzoate Substances 0.000 claims description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 2
- 239000005725 8-Hydroxyquinoline Substances 0.000 claims 1
- 229960003540 oxyquinoline Drugs 0.000 claims 1
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 15
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 abstract description 6
- 239000003503 cut flower preservation Substances 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention provides a pretreatment agent for fresh cut flowers of hydrangea macrophylla and a use method thereof, and relates to the technical field of fresh cut flower preservation and maintenance. The pretreatment agent for the fresh cut flowers of the hydrangea macrophylla comprises a flower-waking agent and a preservative, wherein the flower-waking agent is prepared from sucrose, an antibacterial agent, a regulator, nicotinamide and monopotassium phosphate, and the preservative consists of sucrose, an antibacterial agent, a regulator, folic acid, tea polyphenol and inorganic salt; the use method of the pretreatment agent is that the fresh cut flowers are subjected to high-water-level awakening treatment by adopting the awakening agent, and then the fresh cut flowers are subjected to water-level flower arrangement maintenance by adopting the fresh-keeping agent. The invention overcomes the defects of the prior art, can effectively improve the flowering period of the large-leaf hydrangea fresh cut flowers, prevent the petals from withering, effectively reduce the number of times of water change in the later period and improve the convenience of the maintenance of the large-leaf hydrangea fresh cut flowers.
Description
Technical Field
The invention relates to the technical field of fresh cut flower preservation and maintenance, in particular to a pretreatment agent for fresh cut flowers of hydrangea macrophylla and a use method thereof.
Background
With the abundance of material life, people pursue life quality more and more, the market of fresh flowers as an ornament is gradually expanded, especially with the cultivation of various gardening varieties in China and the rapid development of logistics industry, fresh flowers gradually become common daily ornaments from original luxury goods, and the sales of fresh flowers mainly comprise fresh cut flowers, especially the largest fresh cut flower trade market in China in Yunnan because of special geographical environment and climate.
The hydrangea is a small shrub of the hydrangea genus of the saxifragaceae family, has attractive and elegant flower shape, longer flowering period, gorgeous flower color and good moral meaning, and symbolizes 'reunion and happiness', 'loyal and forever' and 'hope'. In recent years, the supply of the domestic and foreign hydrangea cut flowers is insufficient, the market is dominant in the high-end market, the market potential is huge, and particularly, the hydrangea varieties are extremely various along with the continuous cultivation of gardening varieties, such as conical hydrangea, large-leaf hydrangea, thick-tooth hydrangea, heavy-leaf hydrangea and the like; particularly, the large-leaf hydrangea is also called as hydrangea, is widely favored by gardening due to the large and round flower head, strong branches and high viability, and has various colors, even double colors, and is popular in the market.
For the large-leaf hydrangea type of fresh flowers, the fresh cut flowers are generally purchased by users after the large-leaf hydrangea is transported for a few days through express delivery, at this time, because the water loss phenomenon exists more or less when the hydrangea is transported for a long time through express delivery, general merchants can give away the hydrangea and follow-up maintenance manuals when selling the hydrangea, and can give away some hydrangea maintenance agents to promote the opening time of the fresh flowers, for the hydrangea type of hydrangea, the follow-up maintenance has a great influence on the opening product of the fresh flowers, petal withering can be caused by using common clear water to maintain the hydrangea at normal temperature for about one week, and the flowering period of the large-leaf hydrangea can be prolonged to about 20d by using the hydrangea maintenance agents such as the special available hydrangea fresh-wake liquid HVB, but the hydrangea has high operation requirement on the follow-up maintenance, and for some products is good, and the price of the hydrangea large-leaf hydrangea is easy to limit the sales amount only for the period of 20d hydrangea.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the pretreatment agent for the fresh cut flowers of the large-leaf hydrangea and the use method thereof, which can effectively improve the flowering period of the fresh cut flowers of the large-leaf hydrangea, prevent the withering of petals, effectively reduce the frequency of water change in the later period and improve the convenience of curing the fresh cut flowers of the large-leaf hydrangea.
In order to achieve the above object, the technical scheme of the present invention is realized by the following technical scheme:
the pretreatment agent comprises a flower-waking agent and a preservative, wherein the flower-waking agent is prepared by mixing a sucrose aqueous solution with the concentration of 1-1.5% with a functional component A, and the specific component content of the functional component A is as follows:
80-100mg/L of antibacterial agent, 15-25mg/L of regulator, 25-40mg/L of nicotinamide and 100-120mg/L of monopotassium phosphate;
The preservative is prepared by mixing sucrose aqueous solution with the concentration of 2-2.2% with a functional component B, wherein the specific component content of the functional component B is as follows:
30-45mg/L of antibacterial agent, 15-25mg/L of regulator, 8-12mg/L of folic acid, 10-15mg/L of tea polyphenol and 500-600mg/L of inorganic salt.
Preferably, the antibacterial agent is silver nitrate,Any one or two of the above.
Preferably, the regulator is any one of salicylic acid and benzoic acid.
Preferably, the inorganic salt is any one or more of aluminum sulfate, potassium nitrate, calcium chloride, sodium benzoate and sodium bicarbonate.
The application method of the pretreatment agent for the fresh cut flowers of the hydrangea macrophylla comprises the following steps:
(1) Fresh cut flower proofing treatment: immersing the lower part of the head of the hydrangea macrophylla stored after fresh cutting into a proofing agent for proofing for 6-24h;
(2) Curing treatment is carried out in the first three days: inserting the above-mentioned flower-bed hydrangea macrophylla into preservative, keeping the height of preservative not less than 2/3 of height of flower stem;
(3) And (3) curing after three days: the preservative is replaced by the hydrangea macrophylla, the height of the preservative is controlled to be not less than 1/2 of the height of the flower stem, and the preservative is replaced in time when turbidity and color change of the preservative occur.
Preferably, before the leaves of the hydrangea macrophylla in the step (1) are subjected to the waking treatment, all leaves on the flower stems need to be removed or only the 2-3 uppermost leaves are reserved.
Preferably, in the step (1) of the waking up treatment, the root of the flower stem is subjected to beveling or cross shearing treatment according to the water loss condition of the fresh cut flowers.
Preferably, the big leaf hydrangea in the step (2) is firstly washed by clean water before the antistaling agent is inserted into the hydrangea, and then the lower end of the hydrangea is cut off by 3-4cm.
Preferably, in the step (3), when the preservative is replaced, the large leaf hydrangea needs to be taken out first, and the part of the large leaf hydrangea immersed in the preservative is rinsed with clear water and then reinserted into a new preservative.
Preferably, in the curing process of the step (3), when the lower end of the hydrangea macrophylla turns to yellow and brown, the brown-colored part at the bottom end is timely cut off, and then the hydrangea macrophylla is cleaned and then inserted into a new preservative.
The invention provides a pretreatment agent for fresh cut flowers of hydrangea macrophylla and a use method thereof, and compared with the prior art, the pretreatment agent has the advantages that:
according to the invention, two fresh flower treatment agents, namely a flower-waking agent and a preservative, are adopted to treat the large leaf hydrangea in different periods, and after a part of fresh flowers are separated and dehydrated for a period of time, the low-sugar flower-waking agent containing nicotinamide is adopted to promote the hydrangea to absorb water, so that the activity of the hydrangea after a long period of time is improved, the hydrangea in early-period withering and flowers She Hebian are prevented, and the hydrangea in the subsequent nutritional preservative containing folic acid and tea polyphenol is used for maintenance, so that the withering of water quality water-producing clown and hydrangea in the subsequent nutritional preservative is effectively prevented, the hydrangea flower is kept bright for a long time, the flower arranging period of the hydrangea is improved, the subsequent water-changing frequency is reduced, and the maintenance convenience is improved.
Drawings
FIG. 1 is a photograph showing the condition of the hydrangea macrophylla crown in the experimental group 1 according to the present invention, wherein the photographing time from left to right is 4 months 9 days, 4 months 16 days, 4 months 26 days, 5 months 2 days, 5 months 12 days of 2023, respectively;
FIG. 2 is a photograph showing the condition of the hydrangea macrophylla crown in the experimental group 2 according to the present invention, wherein the photographing time from left to right is 4 months 9 days, 4 months 16 days, and 4 months 26 days of 2023, respectively;
FIG. 3 is a photograph showing the condition of the hydrangea macrophylla crown in the experimental group 3 according to the present invention, wherein the photographing time from left to right is 4 months 9 days, 4 months 16 days, 4 months 26 days, 5 months 2 days of 2023, respectively;
FIG. 4 is a photograph showing the condition of the hydrangea macrophylla crown in the experimental group 4 according to the present invention, wherein the photographing time from left to right is 4 months 9 days, 4 months 16 days, 4 months 26 days, 5 months 2 days of 2023, respectively;
FIG. 5 is a photograph showing the condition of the hydrangea macrophylla crown in the experimental group 5 according to the present invention, wherein the photographing time from left to right is 4 months 9 days and 4 months 16 days of 2023, respectively;
FIG. 6 is a photograph showing the condition of the hydrangea macrophylla crown in the experimental group 6 according to the present invention, wherein the photographing time from left to right is 4 months 9 days, 4 months 16 days, and 4 months 26 days of 2023, respectively;
FIG. 7 is a photograph showing the condition of the corolla of the hydrangea macrophylla in the control group 1 according to the present invention, wherein the photographing time from left to right is 4 months 9 days and 4 months 16 days of 2023, respectively;
FIG. 8 is a photograph showing the condition of the corolla of the hydrangea macrophylla in the control group 2 according to the present invention, wherein the photographing time from left to right is 4 months 9 days, 4 months 16 days, 4 months 26 days, 5 months 2 days of 2023, respectively.
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:
the respective sets of proofing agents were configured according to the following table 1:
TABLE 1
The respective sets of preservatives were prepared according to the following table 2:
TABLE 2
Example 2
Maintenance of the fresh cut flowers of the hydrangea macrophylla:
(1) And (3) a stage of waking up:
The flower stem of the large leaf hydrangea after the fresh cutting part is dehydrated is only reserved with 2-3 leaves at the uppermost end, 45 oblique shearing is carried out on the bottom of the flower stem, and then the part below the flower head is immersed into a flower-waking agent for 8h of flower waking;
(2) And (3) curing:
after finishing the awakening, cleaning the large leaf hydrangea stems by adopting clear water, obliquely cutting the lower ends of the stems to cut off by 3cm, and then inserting the large leaf hydrangea into the preservative so that the height of the preservative is 2/3 of the height of the stems;
After the maintenance is carried out for 3 days, the antistaling agent is replaced, the flower stems of the large-leaf hydrangea are rinsed clean by adopting clear water during the replacement, meanwhile, if the lower ends of the flower stems are browned, the flower stems are cut off in time, and after the antistaling agent is replaced, 1/2 of the flower stems are kept immersed in the antistaling agent for continuous maintenance; and (3) when the preservative becomes turbid, yellow and discolored or the bottom of the flower stem is brown, the preservative is replaced in time, and meanwhile, the flower stem is cleaned and the brown part at the bottom end is sheared according to the operation.
Curing experiment:
Selecting large leaf hydrangea (corolla is more than or equal to 30 cm) produced in the same flower nursery in 4 months and 6 days of 2023, cutting the hydrangea into fresh cut flowers by adopting gardening scissors to keep the length of a flower stalk to be 40cm, simulating a logistics transportation mode, wrapping the bottom of the flower stalk by adopting a sponge fully absorbing water, wrapping the flower stalk by adopting a plastic bag outside to prevent water evaporation, sleeving a protective sleeve outside the corolla and the flower stalk, placing the fresh cut flowers in a paper box after left and right, placing the paper box in a warehouse at a temperature of 12-16 ℃ for 3 days in a dark place, taking out the paper box, selecting 24 hydrangea with similar states, equally dividing the hydrangea into 8 groups, and curing 3 groups respectively by adopting the curing method of the embodiment 1, wherein the curing treatment agents of each group are selected as shown in the following table 3:
TABLE 3 Table 3
According to the above selection of the flower-proofing agent and the antistaling agent in Table 3, each group of fresh-cut large-leaf hydrangea flowers was cured in the curing manner of example 2 (room temperature for curing was 10-22 ℃ C.), and the curing was measured by an observation method (one fresh-cut large-leaf hydrangea with centered curing effect was selected as a recording result), and when the flower petals appeared to have spots or the edges to brown to 50%, it was judged that the ornamental value was lost, that is, the curing was ended, and the time from the start of the curing stage (day 4 months and 9 days) to the loss of ornamental value of the fresh-cut flowers was the pot-cut period of the large-leaf hydrangea flowers, and the pot-cut periods of each of the above experimental group and the control group were respectively shown in Table 4 below:
TABLE 4 Table 4
And the time for changing water in the curing stage was recorded for each group according to the curing standard of the above example, and the specific results are shown in table 5 below:
TABLE 5
As is clear from tables 4 and 5, the example can reach a flowering period of 33d by only 4 times of water change, and the flowering period is the longest and the maintenance water change is the most convenient.
The diameter of the corolla of the large leaf hydrangea is gradually reduced along with the extension of time in the curing process, and at the moment, although fresh flowers are not withered, the ornamental value of the large leaf hydrangea is reduced along with the reduction of the corolla, so that the change of the diameter of the corolla in various curing processes (the diameter is measured as the length of the longest diagonal line of the corolla in overlook) needs to be detected, and the specific results are shown in the following table 6: diameter of corolla (cm)
TABLE 6
From the above table, the experimental group 1 can keep good flower shape for a long time, and can effectively ensure the ornamental effect of the large leaf hydrangea.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
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 (9)
1. The pretreatment agent is characterized by comprising a flower-waking agent and a preservative, wherein the flower-waking agent is prepared by mixing a sucrose aqueous solution with the concentration of 1-1.5% with a functional component A, and the specific component content of the functional component A is as follows:
80-100mg/L of antibacterial agent, 15-25mg/L of regulator, 25-40mg/L of nicotinamide and 100-120mg/L of monopotassium phosphate;
The preservative is prepared by mixing sucrose aqueous solution with the concentration of 2-2.2% with a functional component B, wherein the specific component content of the functional component B is as follows:
30-45mg/L of antibacterial agent, 15-25mg/L of regulator, 8-12mg/L of folic acid, 10-15mg/L of tea polyphenol and 500-600mg/L of inorganic salt;
the regulator is any one of salicylic acid and benzoic acid.
2. The pretreatment agent for fresh cut flowers of hydrangea macrophylla according to claim 1, which is characterized in that: the antibacterial agent is any one or two of silver nitrate and 8-hydroxyquinoline.
3. The pretreatment agent for fresh cut flowers of hydrangea macrophylla according to claim 1, which is characterized in that: the inorganic salt is any one or more of aluminum sulfate, potassium nitrate, calcium chloride, sodium benzoate and sodium bicarbonate.
4. A method of using the pretreatment agent for fresh cut flowers of hydrangea macrophylla according to claims 1-3, characterized in that the method of using comprises the following steps:
(1) Fresh cut flower proofing treatment: immersing the lower part of the head of the hydrangea macrophylla stored after fresh cutting into a proofing agent for proofing for 6-24h;
(2) Curing treatment is carried out in the first three days: inserting the above-mentioned flower-bed hydrangea macrophylla into preservative, keeping the height of preservative not less than 2/3 of height of flower stem;
(3) And (3) curing after three days: the preservative is replaced by the hydrangea macrophylla, the height of the preservative is controlled to be not less than 1/2 of the height of the flower stem, and the preservative is replaced in time when turbidity and color change of the preservative occur.
5. The method for using the pretreatment agent for the fresh cut flowers of the hydrangea macrophylla, which is characterized in that: before the large leaf hydrangea in the step (1) is subjected to the waking treatment, all leaves on the flower stem are required to be removed or only 2-3 leaves at the uppermost end are required to be reserved.
6. The method for using the pretreatment agent for the fresh cut flowers of the hydrangea macrophylla, which is characterized in that: and (3) in the step (1) of the flower-waking treatment, the root of the flower stem is subjected to beveling or cross shearing treatment according to the water loss condition of the fresh cut flowers.
7. The method for using the pretreatment agent for the fresh cut flowers of the hydrangea macrophylla, which is characterized in that: and (3) washing the flower stems of the hydrangea macrophylla in the step (2) by adopting clear water before the antistaling agent is inserted, and cutting off the lower ends of the flower stems by 3-4cm.
8. The method for using the pretreatment agent for the fresh cut flowers of the hydrangea macrophylla, which is characterized in that: in the step (3), when the preservative is replaced, the large leaf hydrangea needs to be taken out, and the part of the large leaf hydrangea immersed in the preservative is rinsed by clean water and then reinserted into a new preservative.
9. The method for using the pretreatment agent for the fresh cut flowers of the hydrangea macrophylla, which is characterized in that: in the curing process of the step (3), when the lower end of the hydrangea macrophylla turns to yellow and brown, the brown part at the bottom end is timely cut off, and then the hydrangea macrophylla is cleaned and then inserted into a new preservative.
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005065452A1 (en) * | 2004-01-06 | 2005-07-21 | Mitsubishi Gas Chemical Company, Inc. | Plant freshness-maintaining agent and plant freshness-maintaining material |
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| CN115804372A (en) * | 2022-12-19 | 2023-03-17 | 广西壮族自治区亚热带作物研究所（广西亚热带农产品加工研究所） | Water lily cut flower fresh-keeping liquid, fresh-keeping method and application |
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2024
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| CN117717069A (en) | 2024-03-19 |
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