CN115299441A - Preparation for controlling vigorous growth and promoting flowering and preparation method and application thereof - Google Patents
Preparation for controlling vigorous growth and promoting flowering and preparation method and application thereof Download PDFInfo
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- CN115299441A CN115299441A CN202210961787.2A CN202210961787A CN115299441A CN 115299441 A CN115299441 A CN 115299441A CN 202210961787 A CN202210961787 A CN 202210961787A CN 115299441 A CN115299441 A CN 115299441A
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
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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
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/22—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom rings with more than six members
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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
- 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
- A01N59/26—Phosphorus; Compounds thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
- A01P21/00—Plant growth regulators
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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Abstract
The invention belongs to the technical field of botany, and particularly relates to a preparation for controlling vigorous growth and promoting flowering, and a preparation method and application thereof. The preparation for controlling vigorous growth and promoting flower growth provided by the invention comprises 1200-1400 mg/L of uniconazole, 25-30 mg/L of S-abscisic acid, 350-450 mg/L of 6-benzylaminopurine, 0.005-0.015 mg/L of brassinolide and 3500-4500 mg/L of potassium dihydrogen phosphate, has the effects of controlling vigorous growth and promoting flower growth, effectively controls the growth of a tree body, promotes flower bud differentiation and is produced in advance.
Description
Technical Field
The invention belongs to the technical field of botany, and particularly relates to a preparation for controlling vigorous growth and promoting flowering, and a preparation method and application thereof.
Background
In recent years, the mode of building a garden with apples with wide row spacing and narrow plant spacing is developed rapidly, but the problems that the production time of saplings is long, and the vegetative growth and reproductive growth of the vigorous rootstocks in the sapling period are difficult to balance exist, so that the vigorous growth of trees is caused, and the flower bud differentiation of apples is influenced. At present, conventional tree body vigorous control measures in production comprise physical and chemical regulation measures, the physical regulation usually adopts ways of girdling, pinching and the like to regulate tree vigor and promote flower bud differentiation, although the tree vigor is promoted, the tree vigor is seriously weakened, rot is aggravated, and some trees even die, the production of apples is seriously limited, and time and labor are wasted; in the aspect of chemical regulation, the young 5-year-old Fuji apple trees can be inhibited from growing young shoots by spraying 1000mg/L paclobutrazol on the leaf surfaces; the vegetative growth of the florence-free vigorous trees can be effectively controlled by spraying 1000-1500 mg/L ethephon and 2000-3000 mg/L butyryl hydrazine for 1-2 times before spring young vigorous growth; when spring shoots grow to 15 cm-20 cm, the spring shoots can be controlled to grow by spraying 1 time of 200 times of PBO (Poly-p-phenylene benzobisoxazole) so as to seal the spring shoots as early as possible and form big buds at the top ends, however, the existing chemical regulating and controlling agents have poor effect on promoting flower bud differentiation, and the application time is difficult to grasp.
The irrigation water in the northwest arid region is distributed unevenly in time and space, so that the apple can see fruits as soon as possible and the tree vigor is stable while the requirement on water requirement for growth of the apples is met, development of apple industry in the northwest arid region is accelerated, fruit growers see the fruits in advance, and the orchard investment burden is reduced.
Disclosure of Invention
The invention aims to provide a preparation for controlling vigorous growth and promoting flowering, and a preparation method and application thereof, which can control the growth of tree bodies, promote flower bud differentiation, ensure sufficient flower quantity and bring about early production.
The invention provides a preparation for controlling vigorous growth and promoting flowering, which comprises 1200-1400 mg/L of uniconazole, 25-30 mg/L of S-abscisic acid, 350-450 mg/L of 6-benzylaminopurine, 0.005-0.015 mg/L of brassinolide and 3500-4500 mg/L of monopotassium phosphate.
Preferably, the preparation comprises 1300mg/L of uniconazole, 30mg/L of S-abscisic acid, 400mg/L of 6-benzylaminopurine, 0.01mg/L of brassinolide and 4000mg/L of monopotassium phosphate.
Preferably, the uniconazole, the S-abscisic acid, the 6-benzylaminopurine, the brassinolide and the monopotassium phosphate have the purity of more than 99 percent.
The invention also provides a preparation method of the preparation in the technical scheme, which comprises the following steps:
mixing uniconazole, S-abscisic acid, 6-benzylaminopurine, brassinolide, potassium dihydrogen phosphate and a solvent to obtain the preparation.
Preferably, the mixing comprises:
first mixing uniconazole and methanol to obtain a methanol solution of uniconazole;
secondly, mixing brassinolide and methanol to obtain a brassinolide methanol solution;
thirdly, mixing the S-abscisic acid and water to obtain an S-abscisic acid aqueous solution;
fourthly, mixing the monopotassium phosphate and water to obtain monopotassium phosphate aqueous solution;
fifthly, mixing the 6-benzylaminopurine and water to obtain benzylaminopurine aqueous solution;
and sixthly, mixing the uniconazole methanol solution, the brassinolide methanol solution, the S-abscisic acid aqueous solution, the potassium dihydrogen phosphate aqueous solution and the benzylaminopurine aqueous solution to obtain the preparation.
Preferably, the temperature of the water is 20 ℃ when the third mixing is carried out; the temperature of the water is 20 ℃ when the fourth mixing is carried out; the temperature of the water at the time of the fifth mixing was 80 ℃.
The invention also provides application of the preparation in fruit tree planting.
Preferably, the application comprises spraying the preparation 3 times, and spraying for the first time immediately after 95% of young shoots of the fruit trees stop growing; the time interval between the first spraying and the second spraying is 15 days, and the time interval between the second spraying and the third spraying is 80-100 days; the spraying amount of the first spraying, the second spraying and the third spraying is 1.0-1.5L per plant.
Preferably, the fruit tree comprises an apple tree.
Preferably, the pH of the soil in the planting area is 9, the organic matter content is 1.5-5.3 g/kg, and the salt content is 0.2-0.9 g/kg.
The invention provides a preparation for controlling vigorous growth and promoting flowering, which comprises 1200-1400 mg/L of uniconazole, 25-30 mg/L of S-abscisic acid, 350-450 mg/L of 6-benzylaminopurine, 0.005-0.015 mg/L of brassinolide and 3500-4500 mg/L of monopotassium phosphate. The uniconazole controls young trees to grow slightly, and the S-abscisic acid regulates and controls vegetative growth and reproductive growth; the monopotassium phosphate supplements nutrient elements required by flower bud differentiation and can inhibit the absorption and utilization of N elements by a tree body; the 6-benzylaminopurine promotes the sprout of the new shoot of the lateral branch and regulates and controls the tree vigor; brassinolide improves photosynthesis and ensures sufficient nutrition required by flower bud differentiation. According to the invention, uniconazole, S-abscisic acid, 6-benzylaminopurine, brassinolide and potassium dihydrogen phosphate are used in combination, and the dosage of each component is adjusted, so that the effects of controlling vigorous growth and promoting flowers are achieved, the growth of a tree body is effectively controlled, the flower bud differentiation is promoted, and early production is achieved.
The preparation is sprayed in fruit tree planting, and the growth of the tree body can be further regulated and controlled by controlling the spraying time, so that the water supply is ensured.
Detailed Description
The invention provides a preparation for controlling vigorous growth and promoting flowering, which comprises 1200-1400 mg/L of uniconazole, 25-30 mg/L of S-abscisic acid, 350-450 mg/L of 6-benzylaminopurine, 0.005-0.015 mg/L of brassinolide and 3500-4500 mg/L of monopotassium phosphate.
The preparation for controlling vigorous growth and promoting flowering comprises 1200-1400 mg/L of uniconazole, preferably 1300mg/L; the uniconazole preferably has a purity of > 99%. The source of the uniconazole is not strictly required by the invention, and the uniconazole can be purchased conventionally. The uniconazole can control young trees to grow vigorously.
The preparation for controlling vigorous growth and promoting flowering comprises 25-30 mg/L of S-abscisic acid, preferably 30mg/L; the purity of the S-abscisic acid is preferably > 99%. The source of the S-abscisic acid is not strictly required, and the S-abscisic acid can be purchased conventionally. The S-abscisic acid can regulate and control the vegetative growth and reproductive growth of the arbor cudrania tricuspidata apples.
The preparation for controlling vigorous growth and promoting flowering comprises 350-450 mg/L of 6-benzylaminopurine, preferably 300mg/L; the purity of the 6-benzylaminopurine is preferably > 99%. The source of the 6-benzylaminopurine is not strictly required, and the 6-benzylaminopurine can be purchased conventionally. The 6-benzylaminopurine provided by the invention can promote the young shoots of the lateral branches to germinate, regulate and control the tree vigor, and improve the tree body resistance (drought resistance, salt and alkali resistance and disease resistance) under the environment conditions in northwest arid regions.
The preparation for controlling vigorous growth and promoting flowering comprises 0.005-0.015 mg/L of brassinolide, preferably 0.01mg/L; the brassinolide purity is preferably > 99%. The brassinolide disclosed by the invention has no strict requirements on the source of the brassinolide and can be purchased conventionally. The brassinolide can improve photosynthesis and ensure nutrient elements required by flower bud differentiation.
The preparation for controlling vigorous growth and promoting flowering comprises 3500-4500 mg/L monopotassium phosphate, preferably 4000mg/L monopotassium phosphate; the purity of the potassium dihydrogen phosphate is preferably > 99%. The invention has no strict requirements on the source of the monopotassium phosphate, and the monopotassium phosphate can be purchased conventionally. The potassium dihydrogen phosphate can supplement nutrient elements required by flower bud differentiation and inhibit the absorption and utilization of N elements by trees.
According to the invention, uniconazole, S-abscisic acid, 6-benzylaminopurine, brassinolide and potassium dihydrogen phosphate are combined for use, and the use amount of each component is limited, so that the growth of a tree body can be effectively controlled, sufficient nutrition supply is ensured for flower bud differentiation, flower bud differentiation is promoted, the flower quantity is sufficient in the next year, the flower can be produced as early as possible, and the effects of controlling vigorous growth and promoting flower are achieved.
The invention also provides a preparation method of the preparation for controlling vigorous growth and promoting flowering, which comprises the following steps:
and mixing uniconazole, S-abscisic acid, 6-benzylaminopurine, brassinolide, potassium dihydrogen phosphate and a solvent to obtain the preparation for controlling vigorous growth and promoting flowering.
The mixing according to the invention preferably comprises: first mixing uniconazole and methanol to obtain a methanol solution of uniconazole; secondly, mixing brassinolide and methanol to obtain a brassinolide methanol solution; thirdly, mixing the S-abscisic acid and water to obtain an S-abscisic acid aqueous solution; fourthly, mixing the monopotassium phosphate and water to obtain monopotassium phosphate aqueous solution; fifthly, mixing 6-benzylaminopurine and water to obtain benzylaminopurine aqueous solution; and sixthly, mixing the uniconazole methanol solution, the brassinolide methanol solution, the S-abscisic acid aqueous solution, the potassium dihydrogen phosphate aqueous solution and the benzylaminopurine aqueous solution to obtain the preparation.
The method comprises the step of carrying out first mixing on uniconazole and methanol to obtain a methanol solution of the uniconazole. The mass-volume ratio of the uniconazole to the methanol is not strictly required, and the methanol is used until the uniconazole can be completely dissolved; the methanol preferably has a purity of > 99%. The method takes the methanol as the solvent of the uniconazole, and can improve the solubility of the uniconazole. The invention has no strict requirement on the first mixing mode and can be operated conventionally.
In the invention, brassinolide and methanol are subjected to second mixing to obtain a brassinolide methanol solution. The invention has no strict requirement on the mass-volume ratio of the brassinolide to the methanol, and the methanol is used until the brassinolide can be completely dissolved; the methanol preferably has a purity of > 99%. The methanol is used as the solvent of the brassinolide, so that the solubility of the brassinolide can be improved. The second mixing mode is not strictly required, and the conventional operation is only required.
The S-abscisic acid and water are mixed for the third time to obtain the S-abscisic acid water solution. The mass-volume ratio of the S-abscisic acid to the water is not strictly required, and the water is used until the S-abscisic acid can be completely dissolved; the temperature of water at the time of the third mixing is preferably 20 ℃. The invention takes water with the temperature of 20 ℃ as the solvent of the S-abscisic acid, and can increase the solubility of the S-abscisic acid. The third mixing mode is not strictly required, and the conventional operation is only required.
In the invention, potassium dihydrogen phosphate and water are mixed for the fourth time to obtain the potassium dihydrogen phosphate aqueous solution. The mass volume ratio of the monopotassium phosphate to the water is not strictly required, and the water is used until the monopotassium phosphate can be completely dissolved. The temperature of the water at the time of the fourth mixing is preferably 20 ℃. The invention takes water with the temperature of 20 ℃ as the solvent of the monopotassium phosphate, and can increase the solubility of the monopotassium phosphate. The fourth mixing mode is not strictly required, and the method can be operated conventionally.
According to the invention, 6-benzylaminopurine and water are mixed for the fifth time to obtain benzylaminopurine water solution. The mass-volume ratio of the 6-benzylaminopurine to the water is not strictly required, and the water is used until the benzylaminopurine can be completely dissolved. The temperature of water at the time of the fifth mixing is preferably 80 ℃. According to the invention, water with the temperature of 80 ℃ is used as a solvent of 6-benzylaminopurine, so that the solubility of 6-benzylaminopurine can be increased. The fifth mixing mode is not strictly required, and the mixing method can be operated conventionally.
The first mixing, the second mixing, the third mixing, the fourth mixing and the fifth mixing of the present invention do not represent the order of mixing, and it is not to be understood that the present invention can only mix in the above order during the preparation process.
After the uniconazole methanol solution, the brassinolide methanol solution, the S-abscisic acid aqueous solution, the potassium dihydrogen phosphate aqueous solution and the benzylaminopurine aqueous solution are obtained, the preparation is preferably obtained by sixth mixing of the uniconazole methanol solution, the brassinolide methanol solution, the S-abscisic acid aqueous solution, the potassium dihydrogen phosphate aqueous solution and the benzylaminopurine aqueous solution. After the sixth mixing is finished, the method preferably further comprises mixing the mixture obtained by the sixth mixing with water to obtain the preparation. The volume ratio of the mixture obtained by the sixth mixing to water and the temperature of the water are not strictly required, and the conventional operation is carried out, so that the concentration of uniconazole, S-abscisic acid, 6-benzylaminopurine, brassinolide and potassium dihydrogen phosphate in the finally obtained preparation is 1200-1400 mg/L, 25-30 mg/L, 350-450 mg/L, 0.005-0.015 mg/L and 3500-4500 mg/L in sequence. The method respectively prepares the uniconazole methanol solution, the brassinolide methanol solution, the S-abscisic acid aqueous solution, the potassium dihydrogen phosphate aqueous solution and the benzylaminopurine aqueous solution, and then carries out sixth mixing, so that the solubility of each component can be improved, and the insufficient dissolution can be avoided.
The invention also provides the application of the preparation in fruit tree planting; the fruit tree is preferably an apple tree, and is more preferably an apple tree after vigorous close planting. The close planting of the invention preferably adopts a mode of wide row spacing and narrow plant spacing for planting, the planting density is preferably 111-167 plants/mu, the plant spacing is preferably 1.5-2.5 m, and the row spacing is preferably 4-5 m; the planting areas preferably comprise areas with dry air temperature and little rainfall, irrigation water sources mainly comprise ice and snow melt water irrigation, low organic matter content and serious soil salinization, and further preferably areas with soil pH of about 9, organic matter content of 1.5-5.3 g/kg and salt content of 0.2-0.9 g/kg, and more preferably northwest arid areas.
In the invention, the application preferably comprises spraying the preparation 3 times, further preferably spraying for the first time immediately after 95% of young shoots of fruit trees stop growing, and further preferably spraying for 5 months and 20 days; the time interval between the first spraying and the second spraying is preferably 15d, and the time interval between the second spraying and the third spraying is preferably 90d.
In the invention, the spraying preferably comprises foliage spraying, and the spraying time is preferably in the morning or evening, so that the phenomenon that the temperature is too high to cause phytotoxicity or influence plant absorption can be avoided. The spraying amount of the first spraying, the second spraying and the third spraying is preferably 1.0-1.5L/plant, and more preferably 1.2L/plant. In the actual operation process, the spraying is stopped when water drops fall off from the leaves.
The application of the invention preferably also comprises a field management process; the invention has no strict requirement on the field management process, and can be selected according to the needs of the planting field, for example, diammonium phosphate (P) is applied to each plant underground in a strip furrow mode after the first spraying 2 O 5 64 percent), and the water holding capacity in the soil field in the flower bud differentiation period is controlled to be about 60 percent.
The application of the method is particularly suitable for vigorous growth control and flower promotion of apple saplings planted densely in northwest arid areas, and under the condition that the water requirement law of the apples is not matched with the spatial and temporal distribution of irrigation water in the northwest arid areas, the method can regulate and control the growth of trees in autumn and ensure the supply of water for the apples.
In order to further illustrate the present invention, the preparation for controlling vigorous growth and promoting flowering provided by the present invention, the preparation method and the application thereof are described in detail below with reference to the examples, but they should not be construed as limiting the scope of the present invention.
Example 1
1. A preparation for controlling vigorous growth and promoting flowering consists of 1300mg/L uniconazole, 30mg/L S-abscisic acid, 400 mg/L6-benzylaminopurine, 0.01mg/L brassinolide and 4000mg/L potassium dihydrogen phosphate.
2. The preparation method of the preparation for controlling vigorous growth and promoting flowering comprises the following steps:
1300mg of uniconazole is mixed with a proper amount of methanol to obtain a methanol solution of uniconazole;
mixing 0.01mg brassinolide with a proper amount of methanol to obtain a brassinolide methanol solution;
mixing 30mg of S-abscisic acid with a proper amount of water at the temperature of 20 ℃ to obtain an S-abscisic acid aqueous solution;
mixing 4000mg of monopotassium phosphate with a proper amount of water at the temperature of 20 ℃ to obtain monopotassium phosphate aqueous solution;
mixing 400mg of 6-benzylaminopurine with a proper amount of water at the temperature of 80 ℃ to obtain benzylaminopurine aqueous solution;
and mixing uniconazole methanol solution, brassinolide methanol solution, S-abscisic acid aqueous solution, potassium dihydrogen phosphate aqueous solution and benzylaminopurine aqueous solution, and adding water to a constant volume of 1L to obtain the preparation for controlling vigorous growth and promoting flowering.
Comparative example 1
The preparation is the same as the preparation in the example 1, except that the concentration of the uniconazole is 900mg/L, and the preparation for controlling vigorous growth and promoting flowering is obtained.
Comparative example 2
The difference from the example 1 is that the concentration of uniconazole is 1700mg/L, and the preparation for controlling vigorous growth and promoting flowering is obtained.
Comparative example 3
The preparation is the same as the example 1, except that the preparation does not contain uniconazole, and the preparation for controlling vigorous growth and promoting flowering is composed of 30mg/L of S-abscisic acid, 400mg/L of 6-benzylaminopurine, 0.01mg/L of brassinolide and 4000mg/L of monopotassium phosphate.
Application example 1
1. Test field selection and planting conditions:
fifty-four new No. 2 and 34 fields of the third team member in Xinjiang production and construction, the pH value of the soil is 8.97 to 9.42, the organic matter content is 3.18 to 3.79g/kg, the total salt content is 0.7 to 1.2g/kg, the hydrolyzable nitrogen content is 3.83 to 5.75mg/kg, the effective phosphorus content is 30.4 to 28.9mg/kg, and the quick-acting potassium content is 34 to 42mg/kg; apples are planted in the test field, a mode of wide row spacing and narrow plant spacing is adopted, the specific planting density is 111 plants/mu, namely the plant spacing is 1.5m, and the row spacing is 4m.
2. The testing steps are as follows:
20 days in 5 months in 2020, 95% of the young apples in the test area stop growing, the preparation obtained in example 1 is sprayed on the leaf surfaces at 9-11 points in the morning (for the first time), the spraying degree is that the leaves drop water, and diammonium phosphate (P) is applied to each plant underground in a strip furrow mode in 5 months and 22 days in 2020 2 O 5 Content 64%) 100g; 5 days 6 and 5 months in 2020, the preparation obtained in example 1 is sprayed on the leaves at 9 to 11 points in the morning (2 nd time) until water drops fall off from the leaves; the preparation obtained in example 1 was applied to the leaves at 9 to 11 o 'clock in the morning (3 rd time) at 18 o' clock in 2020/8 until water drops on the leaves fell. The field water holding capacity of the soil is controlled to be about 60%, drip irrigation is adopted in a water replenishing mode, and the treatment is recorded as Xt 6.
Application examples 2 to 9
The test was conducted in the same manner as in application example 1, except that the formulations sprayed in application examples 2 to 9 were different from application example 1 in the spraying time, and the other treatments were the same as in application example 1, and are specifically listed in table 1.
Table 1 application examples 1 to 9 test conditions
Application example 10
The difference is that clear water is sprayed for 1 to 3 times as same as the application example 1.
Application example 11
The difference is that the preparation for controlling vigorous growth and promoting flowering, which is obtained in the comparative example 3, is sprayed in 1 st to 3 rd times.
Test example 1
Detecting the growth performance of the apples in application examples 1-11, specifically: net photosynthetic rate (mu mol/(m) measured by LI-6400 series portable photosynthesis measurement system instrument 2 s)), the branch length growth rate (%), the branch thickness growth rate (%), the number (number) of newly germinated branches, the number (number) of next-year collateral buds, and the number (number) of next-year collateral blooms were counted, and the results are shown in table 2.
TABLE 2 application examples 1-11 apple growth Performance
According to the table 2, the application example 1 that the vigorous growth promoting preparation obtained in the embodiment 1 of the invention is sprayed for 3 times respectively in 5 months and 20 days, 6 months and 5 days and 8 months and 18 days, the growth rate of the length of the branches is 4.31%, the growth rate of the thickness of the branches is 9.89%, the vigorous growth controlling effect is best when the growth controlling preparation is lower than the application examples 2-11; the number of lateral branches of the flower buds in the next year is 9.33, which is higher than that of the control application examples 2-11, and the flower bud differentiation can be effectively promoted; the net photosynthetic rates of the treatment are higher than those of the application examples 2-11, and the photosynthesis can be effectively improved; the number of newly-germinated lateral branches, the number of flower buds in the next year and the number of blossoms are obviously higher than those of the control of application examples 10-11, and the flower promoting effect is good.
Application example 12
The application example 1 is the same as the application example 1, except that the vigorous growth control and flower promotion preparation obtained in the example 1 is not sprayed on the days of 5 months and 20 days, 6 months and 5 days and 8 months and 18 days, and the vigorous growth control is carried out in a physical mode of carrying 5 leaf pinching once every day (namely carrying 5 leaf pinching three times in the whole cultivation period) respectively on the days of 5 months and 20 days, 6 months and 5 days and 8 months and 18 days, and is recorded as Zt7 treatment.
Application example 13
The application example 1 is the same as the application example 1, except that the vigorous growth control and flower promotion preparation obtained in the example 1 is not sprayed on the days of 5 months and 20 days, 6 months and 5 days and 8 months and 18 days, and the vigorous growth is controlled in a physical mode of girdling once a day (namely, girdling three times in the whole cultivation period) respectively on the days of 5 months and 20 days, 6 months and 5 days and 8 months and 18 days, and is recorded as Ht3 treatment.
Application example 14
The same as application example 1, except that the vigorous growth promoting preparation obtained in example 1 was not applied on 5 months and 20 days, 6 months and 5 days, and 8 months and 18 days, and 120-fold diluted solution of PBO (purchased from north Hu Hualong biopharmaceutical Co., ltd.) was applied once a day (i.e., applied twice during the entire cultivation period) on 6 months and 5 days, and 8 months and 18 days, respectively, and recorded as Pt9 treatment.
Application example 15
The application example 1 is the same as the application example 1, except that the vigorous growth control and flower promotion preparation obtained in the example 1 is not sprayed for 5 months and 20 days, 6 months and 5 days and 8 months and 18 days, 1300mg/mL uniconazole is sprayed once a day (namely, the preparation is sprayed twice in the whole cultivation period) for 5 months and 20 days and 6 months and 5 days respectively, and the preparation is not sprayed for 8 months and 18 days and is marked as the Dt6 treatment.
Application example 16
The application example 1 is the same as the application example 1, except that the vigorous growth control and flower promotion preparation obtained in the example 1 is not sprayed on the days of 5 months and 20 days, 6 months and 5 days and 8 months and 18 days, and chlormequat chloride with the mass concentration of 0.5% is sprayed on the days of 6 months and 1 day and 8 months and 18 days respectively (namely, the chlormequat chloride is sprayed twice in the whole cultivation period) and is recorded as the treatment of At 2.
Test example 2
The detection application examples 1, 12-15 and 16-1-16-2 comprise the following specific steps: net photosynthetic rate (mu mol/(m) measured by LI-6400 series portable photosynthesis measurement system instrument 2 S)), the branch length growth rate (%), the branch thickness growth rate (%), the number (number) of newly germinated branches, the number (number) of next-year collateral buds, and the number (number) of next-year collateral blooms were counted, and the results are shown in table 3.
TABLE 3 growth Performance of apples by different treatments
As can be seen from table 3, when the application example 1, i.e., the agent for controlling vigorous growth and promoting flowering obtained in example 1 of the present invention is sprayed 3 times in 5 months and 20 days, 6 months and 5 days, and 8 months and 18 days, respectively, the growth rate of the length of the shoot is 4.31%, the growth rate of the thickness of the shoot is 9.89%, which is lower than that of other treatment methods. Compared with the existing physical control and chemical control methods, the method has the best vigorous control effect.
According to the embodiments, the vigorous growth control and flower promotion preparation provided by the invention can control the growth of trees, promote the differentiation of flower buds, ensure that the flower quantity is sufficient and the flowers can be produced as soon as possible.
Although the present invention has been described in detail with reference to the above embodiments, it is only a part of the embodiments of the present invention, not all of the embodiments, and other embodiments can be obtained without inventive step according to the embodiments, and all of the embodiments are included in the scope of the present invention.
Claims (10)
1. A preparation for controlling vigorous growth and promoting flowering, which is characterized by comprising 1200-1400 mg/L of uniconazole, 25-30 mg/L of S-abscisic acid, 350-450 mg/L of 6-benzylaminopurine, 0.005-0.015 mg/L of brassinolide and 3500-4500 mg/L of monopotassium phosphate.
2. The formulation of claim 1, wherein the formulation comprises 1300mg/L uniconazole, 30mg/L S-abscisic acid, 400 mg/L6-benzylaminopurine, 0.01mg/L brassinolide and 4000mg/L potassium dihydrogen phosphate.
3. The formulation according to claim 1 or 2, wherein the uniconazole, the S-abscisic acid, the 6-benzylaminopurine, the brassinolide and the monopotassium phosphate are each > 99% pure.
4. A method for preparing a formulation according to any one of claims 1 to 3, comprising the steps of:
mixing uniconazole, S-abscisic acid, 6-benzylaminopurine, brassinolide, potassium dihydrogen phosphate and a solvent to obtain the preparation.
5. The method of manufacturing according to claim 4, wherein the mixing comprises:
carrying out first mixing on uniconazole and methanol to obtain a methanol solution of the uniconazole;
secondly, mixing brassinolide and methanol to obtain a brassinolide methanol solution;
thirdly, mixing the S-abscisic acid and water to obtain an S-abscisic acid aqueous solution;
fourthly, mixing the monopotassium phosphate and water to obtain monopotassium phosphate aqueous solution;
fifthly, mixing the 6-benzylaminopurine and water to obtain benzylaminopurine aqueous solution;
and sixthly, mixing the uniconazole methanol solution, the brassinolide methanol solution, the S-abscisic acid aqueous solution, the potassium dihydrogen phosphate aqueous solution and the benzylaminopurine aqueous solution to obtain the preparation.
6. The method of claim 5, wherein the third mixing is performed at a temperature of 20 ℃; the temperature of the water is 20 ℃ when the fourth mixing is carried out; the temperature of the water at the time of the fifth mixing was 80 ℃.
7. Use of the preparation according to any one of claims 1 to 3 or the preparation obtained by the production method according to any one of claims 4 to 6 for fruit tree planting.
8. The use of claim 7, wherein said use comprises spraying said formulation 3 times, a first spray immediately after 95% of young shoots of fruit trees have ceased growing; the time interval between the first spraying and the second spraying is 15 days, and the time interval between the second spraying and the third spraying is 80-100 days; the spraying amount of the first spraying, the second spraying and the third spraying is 1.0-1.5L per plant.
9. The use of claim 8, wherein the fruit tree comprises an apple tree.
10. The use according to any one of claims 7 to 9, wherein the soil in the cultivated area has a pH of 9, an organic matter content of 1.5 to 5.3g/kg and a salt content of 0.2 to 0.9g/kg.
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