CN111789130A - Plant growth regulator and application and use method thereof - Google Patents
Plant growth regulator and application and use method thereof Download PDFInfo
- Publication number
- CN111789130A CN111789130A CN202010761202.3A CN202010761202A CN111789130A CN 111789130 A CN111789130 A CN 111789130A CN 202010761202 A CN202010761202 A CN 202010761202A CN 111789130 A CN111789130 A CN 111789130A
- Authority
- CN
- China
- Prior art keywords
- plant growth
- growth regulator
- milk vetch
- spraying
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- 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
- 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
- A01N37/36—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 at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids
- A01N37/38—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 at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system
- A01N37/40—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 at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system having at least one carboxylic group or a thio analogue, or a derivative thereof, and one oxygen or sulfur atom attached to the same aromatic ring system
Landscapes
- 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)
- Forests & Forestry (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Plant Pathology (AREA)
- Ecology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Botany (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention belongs to the technical field of plant growth regulation, and particularly relates to a plant growth regulator and an application and using method thereof. The plant growth regulator comprises nano silicon dioxide, graphene oxide and salicylic acid, is applied to planting of the milk vetch, and can be applied to the seedling stage and the green turning stage of the milk vetch to improve the nitrogen fixation capacity of the root nodule of the milk vetch and the yield of the milk vetch.
Description
Technical Field
The invention belongs to the technical field of plant growth regulation, and particularly relates to a plant growth regulator and an application and using method thereof.
Background
Astragalus sinicus (scientific name: Astragalus sinicus L.) and safflower are plants of Astragalus of Leguminosae. The milk vetch can improve and renew soil organic matters, enrich soil phosphorus and potassium, increase biological coverage rate, has outstanding fertility improvement effect, improves soil physical and chemical properties, promotes crop growth, increases soil microorganism quantity and diversity, improves soil ecological environment, promotes soil organic carbon accumulation, reduces CO2The astragalus sinicus green manure plays an irreplaceable role today when low-carbon agriculture and organic concentration are advocated.
The milk vetch as a green fertilizer does not need to be fertilized in a large quantity, but a small quantity of phosphorus-potassium fertilizer, especially a phosphate fertilizer, is applied in the early stage, so that nodulation can be promoted, phosphorus is added to increase nitrogen, and the purpose of culturing a large fertilizer with a small fertilizer is achieved. The source of the organic nitrogen of the milk vetch mainly comes from the nitrogen fixation of the root nodules, the nitrogen fixation amount accounts for 80 percent of the total nitrogen amount of plants under the condition of good nodulation, and the biological nitrogen fixation of the milk vetch can save huge energy and industrial investment every year. The application of the milk vetch can reduce the application amount of the inorganic nitrogen fertilizer and reduce the risk of environmental pollution. However, in order to further improve the growth, seed retention and nitrogen fixation capacity of the milk vetch, a method of spraying a growth regulator on the leaf surface of the milk vetch is mostly adopted, the commonly used growth regulator is a paclobutrazol regulator at present, but the improvement of the nitrogen fixation capacity of the milk vetch by the regulator needs to be further improved.
Disclosure of Invention
Therefore, the invention aims to overcome the defects that the nitrogen fixation capacity of the astragalus sinicus needs to be further improved and the like in the prior art, and provides a plant growth regulator, and an application and a use method thereof.
Therefore, the invention provides the following technical scheme.
The invention provides a plant growth regulator which comprises, by weight, 5-15 parts of nano silicon dioxide, 10-30 parts of graphene oxide and 2-4 parts of salicylic acid.
Further, the plant growth regulator comprises, by weight, 8-11 parts of nano silicon dioxide, 18-23 parts of graphene oxide and 3 parts of salicylic acid.
Further, the plant growth regulator comprises 10 parts of nano silicon dioxide, 20 parts of graphene oxide and 3 parts of salicylic acid in parts by weight.
The mass concentration of the plant growth regulator is 150-500 mg/L.
The mass concentration of the plant growth regulator is 150-200 mg/L.
The invention also provides an application of the plant growth regulator in planting of the violaxanthin.
In addition, the invention also provides application of the plant growth regulator in nitrogen fixation of astragalus sinicus.
Further, the invention also provides a using method of the plant growth regulator, which comprises the following steps:
(1) in the seedling stage of the plant, the plant growth regulator is sprayed on the leaf surfaces of the plant for 2 to 4 times, and the interval time between two adjacent spraying times is 2 to 4 days;
(2) in the plant green-turning period, the plant growth regulator is sprayed on the leaf surfaces of the plants for 2-4 times, and the interval time between two adjacent spraying times is 2-4 days.
In the step (1), the single dosage of the sprayed plant growth regulator is 29-30.5L/mu;
in the step (2), the single dosage of the sprayed plant growth regulator is 29-30.5L/mu.
The technical scheme of the invention has the following advantages:
1. the plant growth regulator provided by the invention comprises nano silicon dioxide, graphene oxide and salicylic acid, and the synergistic effect of the nano silicon dioxide, the graphene oxide and the salicylic acid can promote the formation of the root nodule of the milk vetch in the seedling stage of the leguminous plant, improve the photosynthesis and the nitrogen fixation capacity of the root nodule of the milk vetch of the leguminous plant, and simultaneously promote the absorption and utilization of the root nodule bacteria on the dihydroxy acid with four carbon atoms, so that the nitrogen fixation capacity of the root nodule of the milk vetch is further improved; the nano silicon dioxide has the characteristics of large specific surface area, high surface hydroxyl content and strong adsorption capacity, and can promote the nitrogen fixation capacity of the astragalus sinicus rhizobium; the graphene oxide is beneficial to uniformly dispersing the nano silicon dioxide in an aqueous solution, and can form a layer of uniform protective film on the surface of a plant leaf, and the protective film has the effects of antibiosis, water permeability, light transmittance and the like and is beneficial to enhancing the nitrogen fixation capacity of the nodule; the salicylic acid can obviously improve the photosynthetic property of the astragalus sinicus, improve the yield of the astragalus sinicus, and promote the rhizobia to absorb the four-carbon dihydroxy acid and the nitrogen fixation capacity of the astragalus sinicus rhizobia.
2. The plant growth regulator provided by the invention limits the mixture ratio of the components of the plant growth regulator, and can obviously improve the nitrogen fixation capacity of astragalus sinicus.
3. The plant growth regulator provided by the invention is applied to planting of milk vetch, and the nitrogen fixation capacity of the root nodules and the yield of the milk vetch can be improved by applying the plant growth regulator provided by the invention to the seedling stage and the green turning stage of the milk vetch.
4. The application method of the plant growth regulator provided by the invention is simple and feasible, has small operation difficulty and is easy to realize large-area application.
Example 1
The embodiment provides a plant growth regulator, which comprises 100mg of nano silicon dioxide, 200mg of graphene oxide and 30mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Example 2
The embodiment provides a plant growth regulator, which comprises 50mg of nano silicon dioxide, 300mg of graphene oxide and 20mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Example 3
The embodiment provides a plant growth regulator, which comprises 150mg of nano silicon dioxide, 100mg of graphene oxide and 40mg of solvent, wherein the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Example 4
The embodiment provides a plant growth regulator, which comprises 90mg of nano silicon dioxide, 230mg of graphene oxide and 30mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Example 5
The embodiment provides a plant growth regulator, which comprises 140mg of nano silicon dioxide, 280mg of graphene oxide and 30mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Example 6
The embodiment provides a plant growth regulator, which comprises 60mg of nano silicon dioxide, 150mg of graphene oxide and 25mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Example 7
The embodiment provides a plant growth regulator, which comprises 105mg of nano silicon dioxide, 190mg of graphene oxide and 30mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Example 8
The embodiment provides a plant growth regulator, which comprises 100mg of nano silicon dioxide, 200mg of graphene oxide and 30mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 180 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Example 9
The embodiment provides a plant growth regulator, which comprises 100mg of nano silicon dioxide, 200mg of graphene oxide and 30mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 350 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Comparative example 1
The comparative example provides a plant growth regulator, which comprises 100mg of nano silicon dioxide and 200mg of graphene oxide, the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Comparative example 2
The comparative example provides a plant growth regulator, which comprises 100mg of nano silicon dioxide, 200mg of graphene oxide and 30mg of lysine, the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Comparative example 3
The comparative example provides a plant growth regulator, which comprises 100mg of nano silicon dioxide, 200mg of graphene oxide and 30mg of glutamic acid, the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Comparative example 4
The comparative example provides a plant growth regulator, which comprises 100mg of nano silicon dioxide, 200mg of graphene oxide and 30mg of salicylic acid, wherein the solvent is water, and the mass concentration of the plant growth regulator is 100 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Comparative example 5
The comparative example provides a plant growth regulator, which comprises 20mg of nano silicon dioxide, 400mg of graphene oxide and 30mg of salicylic acid, the solvent is water, and the mass concentration of the plant growth regulator is 150 mg/L.
The application of the plant growth regulator in planting the astragalus sinicus, and the using method of the plant growth regulator comprises the following steps:
in the seedling stage of the milk vetch, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu;
and (3) in the period of turning green of the milk vetch, spraying the plant growth regulator on the milk vetch leaf surfaces for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu.
Test example 1
This experimental example provides performance tests of the plant growth regulators provided in examples 1 to 9, specifically as follows:
in 2017, in 10 months, astragalus sinicus is planted in a test base of Chongren county in Jiangxi province, in 12 months in the same year, the seedling stage of the astragalus sinicus is started, 2 times of plant growth regulators are sprayed on the leaf surfaces of the astragalus sinicus, the interval time of spraying the plant growth regulators twice is 3 days, and the single dosage is 30L/mu; entering the green turning period of the milk vetch in 2 months of 2018, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu; and harvesting the astragalus sinicus from 4 months to the full-bloom stage of the astragalus sinicus in 2018.
Testing the overground fresh grass amount, the nitrogen content and the nitrogen fixation amount of the astragalus sinicus, wherein the testing method of the overground fresh grass amount comprises the following steps: randomly taking 3 sample squares of 2m multiplied by 2m to harvest the milk vetch, weighing, and calculating the average value which is the amount of the fresh grass on the overground part, wherein the unit is; kg/hm2。
The method for testing the nitrogen content of the fresh grass comprises the following steps: taking milk vetch, menstruation H2SO4-H2O2After digestion, the nitrogen content of the fresh grass is measured by an automatic nitrogen determination instrument method, and the nitrogen content of the fresh grass is obtained, wherein the unit is g/kg.
The method for testing the nitrogen fixation amount comprises the following steps: the amount of fresh herb on the ground is multiplied by the nitrogen content of milk vetch, and the unit is kg/hm2。
TABLE 1 results of the effect of different plant growth regulators on Astragalus sinicus
Remarking: the control group in table 1 was water; the same column of numerical values indicates that the different letters indicate that the difference is significant (P < 0.05).
In table 1, after the plant growth regulator provided by the present invention is sprayed in the seedling stage and the seedling turning stage of milk vetch, the amount of fresh grass, the nitrogen content of fresh grass and the nitrogen fixation amount of milk vetch can be increased. The plant growth regulator is characterized in that the ratio of the components of the plant growth regulator is limited to a specific numerical value, so that the root nodule number, the fresh grass content, the nitrogen content and the nitrogen fixation amount of the astragalus sinicus can be further increased, and particularly, when the weight parts of the nano silicon dioxide, the graphene oxide and the salicylic acid in the plant growth regulator are respectively 10 parts, 20 parts and 3 parts, the nitrogen fixation capacity of the astragalus sinicus is improved most obviously. Compared with a control group, the plant growth regulator provided by the embodiment 1 of the invention has the advantages that the number of root nodules is increased by 7.4%, the amount of the astragalus sinicus fresh grass is increased by 5.1%, the nitrogen content of the fresh grass is increased by 9.7%, and the total nitrogen fixation amount is increased by 15.3%, and the plant growth regulator is obtained by calculation according to a formula I.
Test example 2
The test example also provides performance tests of the plant growth regulators provided in example 1 and comparative examples 1 to 5, which specifically include the following:
in 2018, in 10 months, planting milk vetch in a test base of Chongren county in Jiangxi province, in 12 months in the same year, entering a milk vetch seedling stage, spraying the plant growth regulator on the leaf surfaces of the milk vetch for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu; entering the green turning period of the milk vetch in 2 months of 2019, spraying the plant growth regulator on the surfaces of the milk vetch leaves for 2 times, wherein the interval time of spraying the plant growth regulator for two times is 3 days, and the single dosage is 30L/mu; and harvesting the astragalus sinicus from 4 months to the full-bloom stage of the astragalus sinicus in 2019.
The overground fresh grass amount, the fresh grass nitrogen content and the nitrogen fixation amount of the astragalus sinicus are tested, the testing method is the same as that of the test example 1, and the testing results are shown in a table 2.
TABLE 2 results of the effect of different plant growth regulators on Astragalus sinicus
Remarking: the control group in table 1 was water; the same column of numerical values indicates that the different letters indicate that the difference is significant (P < 0.05).
Example 1 compared with comparative examples 1, 2 and 3, the plant growth regulator is added with salicylic acid, and can improve the nitrogen content, the root nodule number and the nitrogen fixation amount of fresh grass of a plant and improve the nitrogen fixation capacity of astragalus sinicus; the nitrogen fixation ability of milk vetch cannot be improved by adding lysine or glutamic acid to the plant growth regulator. Example 1 shows that, when the ratio of nanosilicon dioxide, graphene oxide and salicylic acid is outside the range defined by the present invention, the plant growth regulator can improve the nitrogen fixation ability of milk vetch, but the effect is poor, compared to comparative examples 4 and 5.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the spirit or scope of the invention.
Claims (9)
1. A plant growth regulator is characterized by comprising, by weight, 5-15 parts of nano silicon dioxide, 10-30 parts of graphene oxide and 2-4 parts of salicylic acid.
2. The plant growth regulator according to claim 1, comprising 8-11 parts of nano silicon dioxide, 18-23 parts of graphene oxide and 3 parts of salicylic acid by weight.
3. The plant growth regulator according to claim 1 or 2, comprising 10 parts of nanosilica, 20 parts of graphene oxide and 3 parts of salicylic acid.
4. The plant growth regulator according to any one of claims 1-3, wherein the mass concentration of the plant growth regulator is 150-500 mg/L.
5. The plant growth regulator according to claim 4, wherein the mass concentration of the plant growth regulator is 150-200 mg/L.
6. Use of the plant growth regulator of any one of claims 1 to 5 for planting of violaxanthin.
7. Use of the plant growth regulator of any one of claims 1-5 for nitrogen fixation of Astragalus sinicus.
8. Use of a plant growth regulator according to any of claims 1 to 5, characterized in that it comprises the following steps:
(1) in the seedling stage of the plant, the plant growth regulator is sprayed on the leaf surfaces of the plant for 2 to 4 times, and the interval time between two adjacent spraying times is 2 to 4 days;
(2) in the plant green-turning period, the plant growth regulator is sprayed on the leaf surfaces of the plants for 2-4 times, and the interval time between two adjacent spraying times is 2-4 days.
9. The use method according to claim 8, wherein in the step (1), the single dosage of the sprayed plant growth regulator is 29-30.5L/mu;
in the step (2), the single dosage of the sprayed plant growth regulator is 29-30.5L/mu.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010761202.3A CN111789130B (en) | 2020-07-31 | 2020-07-31 | Plant growth regulator and application and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010761202.3A CN111789130B (en) | 2020-07-31 | 2020-07-31 | Plant growth regulator and application and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111789130A true CN111789130A (en) | 2020-10-20 |
| CN111789130B CN111789130B (en) | 2021-06-08 |
Family
ID=72828212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010761202.3A Active CN111789130B (en) | 2020-07-31 | 2020-07-31 | Plant growth regulator and application and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111789130B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011146154A2 (en) * | 2010-02-04 | 2011-11-24 | Drexel University | Room temperature ionic liquid-epoxy systems as dispersants and matrix materials for nanocomposites |
| US8449916B1 (en) * | 2009-11-06 | 2013-05-28 | Iowa State University Research Foundation, Inc. | Antimicrobial compositions and methods |
| US8889329B1 (en) * | 2013-05-28 | 2014-11-18 | Xerox Corporation | Alumina nanotubes as a toner additive to reduce impaction |
| CN104945192A (en) * | 2015-06-17 | 2015-09-30 | 耿跃 | Improvement preparation for improving soil of dry farmland |
| CN105670128A (en) * | 2016-04-06 | 2016-06-15 | 汤卓群 | Oxidation-resistant polymer film with memory function |
| CN106220459A (en) * | 2016-07-22 | 2016-12-14 | 侯丽红 | Carbon dioxide heating compound powder |
| CN107353658A (en) * | 2016-12-25 | 2017-11-17 | 重庆领略科技有限公司 | A kind of computer desk |
| CN107926539A (en) * | 2017-11-22 | 2018-04-20 | 桂林国农生态农业有限公司 | A kind of as if field winter bamboo shoot breeding method |
| US10725394B1 (en) * | 2019-03-29 | 2020-07-28 | Xerox Corporation | Cross-linked polymeric latex prepared with a low surface tension surfactant |
-
2020
- 2020-07-31 CN CN202010761202.3A patent/CN111789130B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8449916B1 (en) * | 2009-11-06 | 2013-05-28 | Iowa State University Research Foundation, Inc. | Antimicrobial compositions and methods |
| WO2011146154A2 (en) * | 2010-02-04 | 2011-11-24 | Drexel University | Room temperature ionic liquid-epoxy systems as dispersants and matrix materials for nanocomposites |
| US8889329B1 (en) * | 2013-05-28 | 2014-11-18 | Xerox Corporation | Alumina nanotubes as a toner additive to reduce impaction |
| CN104945192A (en) * | 2015-06-17 | 2015-09-30 | 耿跃 | Improvement preparation for improving soil of dry farmland |
| CN105670128A (en) * | 2016-04-06 | 2016-06-15 | 汤卓群 | Oxidation-resistant polymer film with memory function |
| CN106220459A (en) * | 2016-07-22 | 2016-12-14 | 侯丽红 | Carbon dioxide heating compound powder |
| CN107353658A (en) * | 2016-12-25 | 2017-11-17 | 重庆领略科技有限公司 | A kind of computer desk |
| CN107926539A (en) * | 2017-11-22 | 2018-04-20 | 桂林国农生态农业有限公司 | A kind of as if field winter bamboo shoot breeding method |
| US10725394B1 (en) * | 2019-03-29 | 2020-07-28 | Xerox Corporation | Cross-linked polymeric latex prepared with a low surface tension surfactant |
Non-Patent Citations (3)
| Title |
|---|
| NITHIWAT NINWIWEK等: "Removal of the antibiotic sulfamethoxazole from environmental water by mesoporous silica-magnetic graphene oxide nanocomposite technology:Adsorption characteristics, coadsorption and uptake mechanism", 《COLLOIDS AND SURFACES A》 * |
| 杨岭等: "农用纳米二氧化硅载体对作物生长影响的研究", 《环境科学与技术》 * |
| 王伟等: "氧化石墨烯对紫花苜蓿种子萌发与幼苗生长的影响", 《种子》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111789130B (en) | 2021-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Rutigliano et al. | Soil microbial metabolism and nutrient status in a Mediterranean area as affected by plant cover | |
| AU2020100477A4 (en) | Formula Fertilizer for Early Fruiting and High Yield of Young Walnuts in Mountainous Dryland and Fertilization Method Thereof | |
| CN102349551A (en) | Plant culturing medium regulator and preparation method thereof | |
| CN110668871A (en) | Tomato matrix seedling raising fertilizer composition and seedling raising method | |
| CN111357591A (en) | Safe utilization method of cadmium-arsenic composite polluted rice field | |
| Zhang et al. | Effect of controlled-release urea fertilizers for oilseed rape (Brassica napus L.) on soil carbon storage and CO2 emission | |
| CN113892317B (en) | Application of rhamnolipid in treatment of saline-alkali soil and improvement of yield of cotton in saline-alkali soil | |
| CN102731203B (en) | Soil conditioner for old ginseng fields | |
| CN110959481A (en) | Wheat field acid soil improvement and wheat yield increase cultivation method | |
| CN110122228A (en) | A method of it reducing rice field ammonia volatilization and improves nitrogen fertilizer for paddy rice utilization rate | |
| Dueck et al. | Influence of NH3 and SO2 on the growth and competitive ability of Arnica montana L. and Viola canina L | |
| CN111789130B (en) | Plant growth regulator and application and use method thereof | |
| Al Viandari et al. | Rice cultivation on dry land during dry season supported by deep well irrigation and soil amelioration | |
| Berger et al. | Field experiments on the effects of fertilizers and lime on the soil microfauna of an alpine pasture. | |
| CN110122235B (en) | Method for greatly improving content of panax notoginseng saponins | |
| CN111218417A (en) | Algae bacterium mixed preparation for improving water and fertilizer retention effect and application | |
| CN109233863B (en) | Saline-alkali soil conditioner using straw and application thereof | |
| CN113817637B (en) | Application of chlorella in restoring acidified nitrate polluted cultivated soil | |
| CN114478127B (en) | Humic acid fertilizer for relieving continuous cropping obstacle of allium vegetables | |
| CN111470889B (en) | Special microbial agent for soil improvement and preparation method thereof | |
| CN105075479B (en) | Fertilizing method for selenium-rich watermelons | |
| CN108410471B (en) | Graphene soil remediation agent | |
| Tabari et al. | Evaluation of biochar and salicylic acid application on soil biochemical properties and some growth parameters of Borago officinalis L. under different irrigation regimes | |
| CN108659849A (en) | Overcome the composition that soil acidification is hardened | |
| Zhang et al. | Effects of phosphate solubilizing bacteria and arbuscular mycorrhizal fungi on the production of alfalfa under phosphorus fertigation. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |