CN113424828A - Growth regulator for preventing early bolting of isatis tinctoria and use method thereof - Google Patents
Growth regulator for preventing early bolting of isatis tinctoria and use method thereof Download PDFInfo
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- CN113424828A CN113424828A CN202110828625.7A CN202110828625A CN113424828A CN 113424828 A CN113424828 A CN 113424828A CN 202110828625 A CN202110828625 A CN 202110828625A CN 113424828 A CN113424828 A CN 113424828A
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- growth regulator
- preventing early
- early bolting
- abscisic acid
- isatis
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- 241000334154 Isatis tinctoria Species 0.000 title claims abstract description 70
- 239000003630 growth substance Substances 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 25
- JLIDBLDQVAYHNE-YKALOCIXSA-N (+)-Abscisic acid Chemical compound OC(=O)/C=C(/C)\C=C\[C@@]1(O)C(C)=CC(=O)CC1(C)C JLIDBLDQVAYHNE-YKALOCIXSA-N 0.000 claims abstract description 166
- FCRACOPGPMPSHN-UHFFFAOYSA-N desoxyabscisic acid Natural products OC(=O)C=C(C)C=CC1C(C)=CC(=O)CC1(C)C FCRACOPGPMPSHN-UHFFFAOYSA-N 0.000 claims abstract description 83
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 50
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000004327 boric acid Substances 0.000 claims abstract description 35
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims abstract description 35
- 235000019796 monopotassium phosphate Nutrition 0.000 claims abstract description 35
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 claims abstract description 21
- LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims abstract description 21
- 229920001213 Polysorbate 20 Polymers 0.000 claims abstract description 20
- 235000010486 polyoxyethylene sorbitan monolaurate Nutrition 0.000 claims abstract description 20
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 claims abstract description 20
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 claims abstract description 20
- 229920000053 polysorbate 80 Polymers 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000005507 spraying Methods 0.000 claims abstract description 14
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 claims abstract description 8
- TVWHNULVHGKJHS-UHFFFAOYSA-N Uric acid Natural products N1C(=O)NC(=O)C2NC(=O)NC21 TVWHNULVHGKJHS-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229940116269 uric acid Drugs 0.000 claims abstract description 8
- 239000004480 active ingredient Substances 0.000 claims abstract description 6
- 239000002904 solvent Substances 0.000 claims abstract description 5
- 230000003203 everyday effect Effects 0.000 claims abstract description 3
- 239000002270 dispersing agent Substances 0.000 claims abstract 3
- 238000003756 stirring Methods 0.000 claims description 30
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 27
- 239000004202 carbamide Substances 0.000 claims description 27
- 235000015097 nutrients Nutrition 0.000 claims description 27
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 claims description 14
- 238000005303 weighing Methods 0.000 claims description 9
- -1 ethanol and water Chemical compound 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000012010 growth Effects 0.000 abstract description 3
- 241000196324 Embryophyta Species 0.000 description 6
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000001850 reproductive effect Effects 0.000 description 2
- 241000218180 Papaveraceae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000009105 vegetative growth Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/42—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing within the same carbon skeleton a carboxylic group or a thio analogue, or a derivative thereof, and a carbon atom having only two bonds to hetero atoms with at the most one bond to halogen, e.g. keto-carboxylic acids
-
- 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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
-
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/14—Boron; Compounds thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/26—Phosphorus; Compounds thereof
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Wood Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Pest Control & Pesticides (AREA)
- Zoology (AREA)
- Health & Medical Sciences (AREA)
- Plant Pathology (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Agronomy & Crop Science (AREA)
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Abstract
The invention discloses a growth regulator for preventing early bolting of isatis tinctoria and a using method thereof, belonging to the technical field of isatis tinctoria growth. A growth regulator for preventing early bolting of isatis tinctoria comprises active ingredients, a solvent and a dispersing agent, wherein the active ingredients comprise abscisic acid, uric acid, boric acid and monopotassium phosphate, the solvent comprises ethanol and water, the dispersing agent is Tween 20 or Tween 80, the spraying treatment time of the growth regulator for preventing early bolting of isatis tinctoria is morning every day, the spraying treatment is suspended to be sprayed once every other day for two weeks, the spraying is stopped, the spraying treatment mode of the growth regulator for preventing early bolting of isatis tinctoria is stem surface spraying, and the problems that a large amount of early bolting of the existing isatis tinctoria occurs during planting are solved, rapid root elongation is avoided, increase of node number is inhibited, and only internode elongation is achieved.
Description
Technical Field
The invention relates to the technical field of isatis tinctoria growth, in particular to a growth regulator for preventing early bolting of isatis tinctoria and a using method thereof.
Background
Isatis tinctoria, plant of Isatis tinctoria of Papaveraceae, which is native to China and cultivated in various places, has erect and green stem of Isatis tinctoria, multi-branch top, smooth and hairless plant with white frost, and has the basic leaf of bluish-green, oblong or oblong lanceolate shape, yellow and white petals, wide wedge shape, nearly truncated top, short claw, nearly oblong fruit, flat and hairless, winged edge, oblong seed, light brown, flowering phase of 4-5 months, fruiting phase of 5-6 months, and Isatis tinctoria is favorable for warm climate, cold resistance and waterlogging.
Bolting is mainly caused by that internodes extend to enter stems of reproductive and growing clustered plants, the stems are stimulated by environmental changes such as temperature, sunshine length and the like, the stems begin to extend rapidly along with the differentiation of flower buds, plants become tall, the phenomenon is called bolting, at the moment, the increase of the number of the internodes is inhibited, and only the internode extension is realized.
The early bolting phenomenon often occurs in the production of the isatis tinctoria due to the fact that the seeding period is not proper or the environmental condition influences, the bolting is a key period for the cruciferous plants to be transformed from a vegetative growth stage to a reproductive growth stage, and is also an early stage and a mandatory stage of plant flowering and fruiting, and the bolting and flowering of the isatis tinctoria is caused by low-temperature vernalization, so that a growth regulator for preventing the early bolting of the isatis tinctoria is required to be manufactured, and the early bolting of the isatis tinctoria is avoided.
Disclosure of Invention
The invention aims to provide a growth regulator for preventing early bolting of isatis tinctoria and a using method thereof, which have the advantage of preventing early bolting of isatis tinctoria and solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a growth regulator for preventing early bolting of isatis tinctoria is prepared from active component including abscisic acid, uric acid, boric acid and potassium dihydrogen phosphate, solvent including alcohol and water, and disperser Tween-20 or Tween-80.
Preferably, the preparation method of the growth regulator for preventing early bolting of the isatis indigotica comprises the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate.
S2: and (3) adding ethanol into the weighed abscisic acid to dissolve the abscisic acid to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved.
S3: and putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare the mixed nutrient element solution.
S4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring.
S5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
Preferably, the active ingredients in the S1 account for the growth regulator for preventing early bolting of the isatis indigotica fort by mass percent:
0.002% -0.0025% of abscisic acid
Uric acid 0.5-2%
Boric acid 0.1% -0.5%
Potassium dihydrogen phosphate 0.2-0.5%
Preferably, the dosage of the ethanol and the abscisic acid in the S2 is 1:1, wherein the dissolving time is controlled to be 20 min.
Preferably, the oscillation time after adding water in S3 is 1h, and the temperature during oscillation is controlled to be 35-45 ℃.
Preferably, the dosage of the mixed nutrient solution and the abscisic acid solution in the S4 is 1.5:1, and when the mixed nutrient solution is added into the abscisic acid solution, the mixed nutrient solution and the abscisic acid solution are added and stirred.
Preferably, the mass percentage of the tween 20 or tween 80 in the S5 in the growth regulator for preventing early bolting of the isatis tinctoria is 0.01-0.1%, and the stirring time after adding the tween 20 or tween 80 is 2 h.
Preferably, the spraying treatment of the growth regulator for preventing early bolting of the isatis tinctoria is carried out in the early morning of each day, and the spraying treatment is suspended to be sprayed once every other day for two weeks, and the spraying is stopped.
Preferably, the growth regulator for preventing early bolting of the isatis tinctoria is sprayed on the stem surface.
Compared with the prior art, the invention provides a growth regulator for preventing early bolting of isatis tinctoria and a using method thereof, and the growth regulator has the following beneficial effects:
1. the invention relates to a growth regulator for preventing early bolting of isatis tinctoria and a using method thereof, which solve the problem that a large amount of early bolting occurs during planting of the prior isatis tinctoria, and avoid the problems that rhizomes are elongated rapidly, the increase of node number is inhibited, and only internode elongation occurs.
2. The invention discloses a growth regulator for preventing early bolting of isatis tinctoria and a using method thereof.
3. The invention relates to a growth regulator for preventing early bolting of isatis tinctoria and a using method thereof.
Drawings
Fig. 1 is a flow chart of the preparation of the growth regulator for preventing early bolting of isatis tinctoria.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
a growth regulator for preventing early bolting of isatis tinctoria is prepared from active component including abscisic acid, uric acid, boric acid and potassium dihydrogen phosphate, solvent including alcohol and water, and disperser Tween-20 or Tween-80.
The active ingredients account for the growth regulator for preventing early bolting of the isatis indigotica by mass percent:
0.002% -0.0025% of abscisic acid
Uric acid 0.5-2%
Boric acid 0.1% -0.5%
Potassium dihydrogen phosphate 0.2-0.5%
The dosage of the ethanol is based on the complete dissolution of the abscisic acid, and the balance is water.
The mass percentage of the Tween 20 or Tween 80 in the growth regulator for preventing early bolting of the isatis tinctoria is 0.01-0.1%.
Example 2:
referring to fig. 1, a growth regulator for preventing early bolting of isatis indigotica and a using method thereof, comprising the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate.
S2: and (3) adding ethanol into the weighed abscisic acid to dissolve the abscisic acid to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved.
S3: and putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare the mixed nutrient element solution.
S4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring.
S5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
The mass percentage of the active ingredients in the S1 in the growth regulator for preventing early bolting of the isatis indigotica fort is as follows:
0.002% -0.0025% of abscisic acid
Uric acid 0.5-2%
Boric acid 0.1% -0.5%
0.2 to 0.5 percent of monopotassium phosphate.
Example 3:
referring to fig. 1, a growth regulator for preventing early bolting of isatis indigotica and a using method thereof, comprising the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate.
S2: and (3) adding ethanol into the weighed abscisic acid to dissolve the abscisic acid to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved.
S3: and putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare the mixed nutrient element solution.
S4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring.
S5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
The dosage of ethanol and abscisic acid in S2 is 1:1, wherein the dissolving time is controlled at 20 min.
Example 4:
referring to fig. 1, a growth regulator for preventing early bolting of isatis indigotica and a using method thereof, comprising the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate.
S2: and (3) adding ethanol into the weighed abscisic acid to dissolve the abscisic acid to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved.
S3: and putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare the mixed nutrient element solution.
S4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring.
S5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
The shaking time after adding water in the S3 is 1h, and the temperature in the shaking is controlled to be 35-45 ℃.
Example 5:
referring to fig. 1, a growth regulator for preventing early bolting of isatis indigotica and a using method thereof, comprising the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate.
S2: and (3) adding ethanol into the weighed abscisic acid to dissolve the abscisic acid to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved.
S3: and putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare the mixed nutrient element solution.
S4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring.
S5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
The dosage of the mixed nutrient element solution and the abscisic acid solution in the S4 is 1.5:1, and when the mixed nutrient element solution is added into the abscisic acid solution, the mixed nutrient element solution and the abscisic acid solution need to be added and stirred simultaneously.
Example 6:
referring to fig. 1, a growth regulator for preventing early bolting of isatis indigotica and a using method thereof, comprising the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate.
S2: and (3) adding ethanol into the weighed abscisic acid to dissolve the abscisic acid to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved.
S3: and putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare the mixed nutrient element solution.
S4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring.
S5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
In S5, Tween 20 or Tween 80 accounts for 0.01-0.1% of the growth regulator for preventing early bolting of isatis tinctoria, and the stirring time after the Tween 20 or Tween 80 is added is 2 h.
Example 7:
referring to fig. 1, a growth regulator for preventing early bolting of isatis indigotica and a using method thereof, comprising the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate.
S2: and (3) adding ethanol into the weighed abscisic acid to dissolve the abscisic acid to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved.
S3: and putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare the mixed nutrient element solution.
S4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring.
S5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
The spraying treatment of the growth regulator for preventing early bolting of the isatis tinctoria is carried out in the early morning every day, the spraying treatment is suspended to be sprayed once every other day for two weeks, and the spraying is stopped.
Example 8:
referring to fig. 1, a growth regulator for preventing early bolting of isatis indigotica and a using method thereof, comprising the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate.
S2: and (3) adding ethanol into the weighed abscisic acid to dissolve the abscisic acid to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved.
S3: and putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare the mixed nutrient element solution.
S4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring.
S5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
The stem surface is sprayed with the growth regulator for preventing early bolting of the isatis tinctoria.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A growth regulator for preventing early bolting of isatis tinctoria and a using method thereof are characterized in that: the growth regulator for preventing early bolting of isatis tinctoria consists of active component including abscisic acid, uric acid, boric acid and potassium dihydrogen phosphate, solvent including ethanol and water, and dispersing agent Tween-20 or Tween-80.
2. The growth regulator for preventing early bolting of isatis indigotica and the use method thereof as claimed in claim 1, wherein: the preparation method of the growth regulator for preventing early bolting of the isatis indigotica comprises the following steps:
s1: respectively calculating the dosage of the abscisic acid, the urea, the boric acid and the monopotassium phosphate according to the proportional relation, and then respectively weighing the abscisic acid, the urea, the boric acid and the monopotassium phosphate;
s2: dissolving the weighed abscisic acid in ethanol to prepare an abscisic acid solution, wherein the dosage of the ethanol can ensure that the abscisic acid is completely dissolved;
s3: putting the weighed urea, boric acid and potassium dihydrogen phosphate into a container, uniformly mixing, adding water, shaking and dissolving to prepare a mixed nutrient element solution;
s4: adding the abscisic acid solution into the mixed nutrient element solution under the condition of continuous stirring, and uniformly stirring;
s5: finally adding Tween 20 or Tween 80, and stirring well to obtain colorless transparent growth regulator concentrated solution for preventing early bolting of Isatis tinctoria.
3. The growth regulator for preventing early bolting of isatis indigotica and the use method thereof as claimed in claim 2, wherein: the mass percentage of the active ingredients in the S1 in the growth regulator for preventing early bolting of the isatis indigotica fort is as follows:
0.002% -0.0025% of abscisic acid
Uric acid 0.5-2%
Boric acid 0.1% -0.5%
0.2 to 0.5 percent of monopotassium phosphate.
4. The growth regulator for preventing early bolting of isatis indigotica and the use method thereof as claimed in claim 2, wherein: the dosage of ethanol and abscisic acid in S2 is 1:1, wherein the dissolving time is controlled at 20 min.
5. The growth regulator for preventing early bolting of isatis indigotica and the use method thereof as claimed in claim 2, wherein: the shaking time after adding water in the S3 is 1h, and the temperature in the shaking is controlled to be 35-45 ℃.
6. The growth regulator for preventing early bolting of isatis indigotica and the use method thereof as claimed in claim 2, wherein: the dosage of the mixed nutrient element solution and the abscisic acid solution in the S4 is 1.5:1, and when the mixed nutrient element solution is added into the abscisic acid solution, the mixed nutrient element solution and the abscisic acid solution need to be added and stirred simultaneously.
7. The growth regulator for preventing early bolting of isatis indigotica and the use method thereof as claimed in claim 2, wherein: in S5, Tween 20 or Tween 80 accounts for 0.01-0.1% of the growth regulator for preventing early bolting of isatis tinctoria, and the stirring time after the Tween 20 or Tween 80 is added is 2 h.
8. The growth regulator for preventing early bolting of isatis indigotica and the use method thereof as claimed in claim 1, wherein: the spraying treatment of the growth regulator for preventing early bolting of the isatis tinctoria is carried out in the early morning every day, the spraying treatment is suspended to be sprayed once every other day for two weeks, and the spraying is stopped.
9. The growth regulator for preventing early bolting of isatis indigotica and the use method thereof as claimed in claim 1, wherein: the stem surface is sprayed with the growth regulator for preventing early bolting of the isatis tinctoria.
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Cited By (1)
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