949 results about "Indolebutyric Acid" patented technology

The invention discloses a plant growth regulating composition and its application. The composition comprises the following components: A) natural abscisic acid, B) gibberellic acid (GA3, or of GA4 +7), and C) an existing plant growth regulator. The existing plant growth regulator is selected from one or more than two of 6-BA (6-benzylaminopurine), thidiazuron, brassinolide, sodium nitrophenolate, potassium nitrophenolate, chlormequat chloride, triacontanol, naphthlcetic acid and its salt, indolebutyric acid and its salt, indoleacetic acid and its salt, ethephon, diethyl aminoethyl hexanoate, paclobutrazol, uniconazole, fulvic acid, Mepiquat chloride, nitrohumic acid, jasmonic acid and triapenthenol. Specifically, the components A), B) and C) are in a weight ratio of 1:0.001-500:0.001-500. The S-ABA (S-abscisic acid) added in the invention can expand the prevention and treatment objects, reduce or prevent phytotoxicity, reduce dosage, and lower the use cost.

The invention relates to a ginseng adventitious root induced proliferation method, which comprises the following steps: cutting ginseng tissue culture seedlings into small tissue blocks and then inoculating into a solid induced culture medium for inducing to form adventitious roots, cutting the adventitious roots into small adventitious root blocks and then inoculating into a liquid proliferation culture medium for performing proliferation culture of the adventitious roots, wherein the solid induced culture medium and the liquid proliferation culture medium take 1/2 MS(-N) culture medium as basic culture mediums and contain 1-10mg/L indolebutyric acid. By utilizing the method provided by the invention, the quantity of the adventitious roots obtained through induction can be obviously increased, the adventitious roots obtained through induction are subjected to proliferation culture, and compared with the method for performing adventitious root induction by utilizing callus tissues, the proliferation rate of the adventitious roots is higher, and the proliferation effect is better.

The invention discloses a water culture nutrient solution prescription of a lettuce and a preparation method of the water culture nutrient solution prescription, and belongs to the technical field of plant soilless culture of the agricultural science. The nutrient solution prescription of the lettuce comprises the following components: a fertilizer A composed of 584.23g/T of calcium nitrate, 421.34g/T of potassium nitrate and 47.8g/T of ammonium nitrate; a fertilizer B composed of 182.4g/T of monopotassium phosphate and, 256.23g/T of magnesium sulfate; a fertilizer C composed of 16.8g/T of FeEDTA (Ethylene Diamine Tetraacetic Acid), 3g/T of boric acid, 2g/T of manganese sulfate, 0.25g/T of zinc sulfate, 0.85g/T of copper sulfate, and 0.38g/T of ammonium molybdate; hormone composed of 0.1g/T indolebutyric acid of or 0.1g/T of naphthylacetic acid; a bactericide composed of 15g/T of carbendazim; and nutrient solution pH (Potential Of Hydrogen) adjusting acid composed of 200ml/T of phosphoric acid or 150g/T of citric acid. The prescription is nutritionally balanced, so that the demand of the lettuce to nutrition can be met, the amount of used nutrient elements is decreased at the same time, the output of the lettuce is increased, and the fertilizers are saved; and the prescription effectively decreases the contents of nitrates in the lettuce under the water culture, improves the quality of the lettuce, enables the simplification of the complicated processes in preparation based on the demand of the actual operation, and is suitable for being used for meeting the requirements of industrialization production.

The invention relates to a root accelerant for accelerating the growth of new roots for plant seeds, root system or cottage organs, which comprises plant growth regulator, macronutrient and minute quantity nutriment elements, wherein said plant growth regulator includes DPC, 1-naphthalene acetic acid, indoxylic butanoic acid, 6-benzyl amino leucon and 2,4-Dichlorophenoxyacetic acid. The invention also relates to the process and usage of the root accelerant.

The invention provides a cuttage and propagation method of a twig of cyclocarya paliurus, which comprises the following steps: (1) cutting trunks and promoting the germination of a scion seed tree from the middle ten days of March to the middle ten days of April; (2) cutting a semi-lignified twig as a cutting spike from the first ten days of June to the first ten days of August, wherein the length of the twig is 10cm to 15cm, 5 to 6 small leaves are remained at the upper part of the twig, and the lower end of the twig is cut into oblique section; (3) dipping 500mg/L to 800mg/L of paste-like root growing agent of indolebutyric acid at the positions of 3cm to 4cm of the lower end of the cutting spike; (4) inserting the cutting spike in a light substrate consisting of carbonized pine bark and sawdust, wherein the cuttage depth is 4cm to 5cm; and (5) shading the cutting spike by a black sunshade net with the shading degree of 50% to 70% after the cuttage, and spraying and moisturizing the cutting spike by adopting an intermittent spraying method. 60 days after the cuttage, the rooting rate reaches over 80%. The method is simple and practical to operate and is suitable for large-scale cuttage; seedlings can effectively keep the excellent inherited characteristics of the seed tree; moreover, the effect of the quick vegetative propagation of improved seeds can be achieved.

The dry-land planting agent refers to a kind of droughtresistance crop's nutrient specific to the growth of the plants. The invention is composed of the following components: AU absorber with super strength, carbamide, potassium dihydrogen phosphate, ammonium dibasic phosphate, calcium nitrate, bitter salt, ammonium molybdate, zinc sulfate, manganese sulfate, boracic acid or borax, ferrous sulphate, fulvic acid potassium, disodium edta, fatty alcohol polyethenoxy ether, 6- benzyl aminopurine, melissyl alcohol, potassium naphthylacetic acid, indolebutyric acid, gibberellin, santobrite, potassium sorbate, ketotriazole, penta azole alcohol., thiram, carbendazim, acid brilliant scarlet, humic acid, bluestone, potassium permanganate, potassium chloride, polyethylene glycol, bentonite or water. The invention is featured by sopping, molding moisture, molding fertilizer, withering resistance, disinsection, sterilization, strengthening the effects of the pesticide, accelerating the burgeon of the plants, increasing roots, innocuity, no pollution and low cost.

The invention discloses a seedling culturing method for polygonatum cyrtonema seeds. The method comprises the steps of using a sodium hydroxide aqueous solution for immersing the polygonatum cyrtonema seeds, then placing the polygonatum cyrtonema seeds in fine sand for being subjected to sand storage, wherein the fine sand is mixed and moistened with mixed liquor of ABT rooting powder, indolebutyric acid and a carbendazim aqueous solution, sowing and scattering the seeds and the fine sand obtained after sand storage together onto matrix soil in a vinyl house, wherein the matrix soil is formed by mixing wood chips, decoction dregs and pine bark, watering the seeds in the morning and in the evening everyday, and after a leaf grows out of each polygonatum cyrtonema seed, conducting periodic topdressing, weeding and pest and disease damage elimination. The method is simple, easy to do and low in cost, through the specific sand storage mode and the matrix soil seedling culturing mode, it only takes five to seven months for each polygonatum cyrtonema seed from sand storage to the state of growing out a leaf, the germination rate can reach over 80%, the germination rate of the polygonatum cyrtonema seeds is raised, germination time of the polygonatum cyrtonema seed is shortened, a large number of polygonatum cyrtonema seedlings can be obtained within a short time, requirements of planting polygonatum cyrtonema in a large area and on a large scale are satisfied, and double significance on production and economy is achieved.

The invention discloses a plant growth regulator, and in particular relates to a composition for inducing plants to root. The plant rooting agent composition is a non-powdery solid preparation, and comprises the following components in percentage by mass: 0.001 to 10 percent of plant rooting active ingredients which are at least one of alpha-naphthylacetic acid and derivatives thereof and at least one of indolebutyric acid and derivatives thereof, and heteroauxin and derivatives thereof, 1 to 10 percent of boric acid compound and the balance of medicinal auxiliary materials. The plant rooting agent composition can improve a plant rooting effect and also can well avoid dust flying and drift, the consumption of water for diluting is reduced, and the plant rooting agent composition is convenient to apply.

The invention discloses an apocarya hardwood cutting seedling raising method. The method comprises the steps of selecting a 12cm long middle section twig and a 12cm long lower section twig of an annual apocarya seedling, soaking the trimmed twigs in a solution of phytohormone IBA (Indolebutyric Acid) or NAA (Naphthaleneacetic Acid) for 4 hours, inserting the morphological lower ends of the twigs into a matrix, laying a heating wire at the bottom of the matrix, and controlling the temperature difference between the bottom of the matrix and the outside temperature at 15 DEG C approximately, and the water content at 30% approximately. The rooting rate is counted after 60 days, and reaches above 81%. The rooting rates of a single phytohormone treatment method or a single temperature difference method are both 0%. The method effectively realizes the apocarya cutting seedling raising; seedling raising approaches of apocarya are widened; and powerful technical support is provided for the rapid propagation and industrialization of the apocarya seedlings.

The invention relates to a kind of plant rapid breeding method by utilizing plant re-tube non-sugar artificial heterotrophy procedure for supporting light auto tropic and realizing mixotrophic tissue culture, which comprises the follow procedures: built seedling bed in greenhouse canopy or field, built small hump hut and cover ventilating membranella; take out the plant segment that have leave or one-bud-one-leave as exsomatize material, use indolebutyric acid solution that every liter contain18-21 gram oxygen, the consistence is 110-220 ppm, treat 30-90 minutes, breed in the seedling bed; control the temperature, the air humidity, matrix humidity, sunshine, carbon dioxide consistence, disinfect, the entire valence inorganic nutrition liquor pass through the magnetic field that the magnetic flux is 0.4-0.6T or the alternating electric field that the density of field energy is 6-10KV/cm, the frequency is 15-26KHz,the nutrition liquor flux is 0.2 liter/s, after proceed magneticsation or electrolytic treatment activating, sprinkle the nutrition liquor.

The invention relates to nutrient solution for improving transplanting survival rate of nursery stocks and a preparation method thereof. The method comprises the following steps of: adding ammonium nitrate, potassium nitrate and potassium dihydrogen phosphate into water to prepare solution A; adding calcium chloride into water to prepare solution B; adding magnesium sulfate into water to prepare solution C; weighing ferrous sulfate heptahydrate and ethylene diamine tetraacetic acid, adding boiled water, fixing the volume to 1,000ml, and taking 10 to 15ml/l of solution, namely solution D; dissolving zinc sulfate, manganese sulfate, copper sulfate, boracic acid and sodium molybdate into the boiled water to prepare solution E; weighing indolebutyric acid, and fully dissolving the indolebutyric acid by using a little amount of alcohol to obtain solution F; weighing naphthylacetic acid, and dissolving the naphthylacetic acid by using a little amount of alcohol to obtain solution G; and pouring the prepared solution B into the solution A, sequentially pouring the solution C, the solution D, the solution E, the solution F and the solution G into the solution A, adding water, regulating the pH, and stirring the solution to obtain the nutrient solution. The nutrient solution effectively shortens the seedling delaying period, realizes quick seedling delay and robustness of the nursery stocks, improves the survival rate, the quality and the transplanting survival rate of the nursery stocks, and fulfills the purposes of saving the production and reducing the cost.

The invention discloses a chilli anti-lodging nutrient solution including, by weight, 200-400 ppm of potassium, 100-300 ppm of calcium, 20-200 ppm of iron, 10-150 ppm of manganese, 10-100 ppm of zinc, 10-100 ppm of magnesium, 10-50 ppm of copper, 20-60 ppm of molybdenum, 50-200 ppm of boron, 200-600 ppm of nitrogen, 100-300 ppm of phosphorus, 10-200 ppm of vitamin C, 10-100 ppm of vitamin B6, 10-50 ppm of indolebutyric acid, 10-50 ppm of sodium naphthylacetate, and 200-700 ppm of EDTA. The nutrient solution can improve lodging resistance of chilli and can reduce manual work.

The invention relates to a tender stem callus plant regeneration induction culture medium for lonicera caerulea and solves the problems of low plant differentiation rate and high culture medium cost problem of the auxiliary bud or stem tip culture, which is the main tissue culture of lonicera caerulea. The culture medium consists of a large amount of macroelements, microelements and hormone, wherein the hormone consists of 6-benzyl aminopurine at a concentration of 1.0 to 2.0mg/L and indolebutyric acid or naphthylacetic acid at a concentration of 0.05 to 0.2mg. When the LD1 culture medium of the invention is used, the tender stems of lonicera caerulea can be easily induced to form calla, and the induction rates of the calla are all over 90 percent; and the probability of the induction of the calla into plants is high, the plant differentiation rate is up to 50 to 82 percent which is 66.6 to 173.3 percent higher than that of the conventional Murashige-Skoog (MS) culture medium, and the cost is saved by 45.1 percent compared with the reference MS culture medium.

The invention relates to a preparation for reducing soil-borne disease, promoting rooting and resisting continuous cropping. The preparation is prepared by mixing the following raw materials in parts by weight: 35-50 parts of fulvic acid, 10-15 parts of ferrous sulfate, 10-15 parts of magnesium sulfate, 5-8 parts of sodium octaborate, 7-10 parts of zinc sulfate, 20-30 parts of bacillus subtilis, 15-25 parts of bacillus cereus, 20-30 parts of trichoderma viride, 2-5 parts of complex amino acid and 0.1-0.5 part of indolebutyric acid. By using the preparation, a plurality of medium trace elements necessary to the growth of crops can be provided; by replenishing a certain quantity of beneficial bacteria into soil, the growth and reproduction of harmful bacteria are suppressed; protective barriers are formed on root systems, so that soil-borne disease is reduced to the maximum extent; beneficial microorganisms continuously secrete active substances such as auximone and amino acids, so that rooting is promoted greatly; various nutrients in soil can be activated and supplied to crops for absorbing and utilizing; moreover, by using the preparation together with an organic fertilizer, the granular structure of soil is changed, and soil hardening is eliminated. By adopting the preparation, the soil becomes loose, the number of roots is increased, bacteria are reduced, and continuous cropping can be resisted effectively.

The invention discloses a nutrient solution for a tree. The nutrient solution is characterized in that every 1,000 ml of the nutrient solution contains 1,000 to 1,200 mg of potassium nitrate, 2,100 to 2,250 mg of urea, 1,900 to 2,050 mg of ammonium nitrate, 140 to 160 mg of magnesium sulfate, 1,200 to 1,230 mg of ammonium dihydrogen phosphate, 1,360 to 1,380 mg of calcium nitrate, 1,190 to 1,210 mg of monopotassium phosphate, 160 to 180 mg of manganese sulfate, 10 to 12 mg of zinc sulfate, 12 to 14 mg of ferric citrate, 160 to 180 mg of vitamin A, 120 to 140 mg of vitamin C, 80 to 120 mg of vitamin B6, 1 to 2 mg of boric acid, 0.3 to 0.4 mg of sodium molybdate, 0.15 to 0.31 mg of sodium iodide, 0.1 to 0.2 mg of folic acid, 1.5 to 1.7 mg of asparaginate, 1 to 2 mg of fulvic acid, 0.5 to 0.7 mg of indolebutyric acid, 0.8 to 1.2 mg of gibberellins and the balance of water. The nutrient solution for the tree has the beneficial effects that the nutrient solution does not contain a harmful substance, and can supply nutrients for growth to plants subjected to soilless culture.

The invention provides a fruit and vegetable water flush fertilizer. The fruit and vegetable water flush fertilizer is prepared from the following raw materials: carbamide, ammonium sulfate, monoammonium phosphate, potassium chloride, calcium chloride, magnesium sulfate heptahydrate, potassium fulvate, amino acid trace element chelates and a plant growth regulator. The plant growth regulator is prepared from the following raw materials: diethyl aminoethyl hexanoate, compound sodium nitrophenolate, abscisic acid, sodium naphthylacetate, indolebutyric acid, natural brassin lactone and tea saponin. The fruit and vegetable water flush fertilizer can be used for regulating plant growth and improving the fertilizer utilization rate, and has the advantages of improving resistance, resistance to disease and resistance to pests, and accelerating solanaceous vegetables to early mature; the fruits and vegetables are high in coloring effect, resistant to storage and transportation and high in yield.

An organic fertilizer for plantation of paddy rice is prepared from the following raw materials, by weight, 10-15 parts of corn straw, 15-20 parts of bean straw, 4-7 parts of indolebutyric acid, 25-30 parts of potato straw, 30-35 parts of rape-seed cake, 5-7 parts of silicon fertilizer, 20-30 parts of silicate, 4-8 parts of potassium chloride, 3-9 parts of monoammonium phosphate, 4-8 parts of talcum powder, 3-5 parts of microbial strain, 15-25 parts of livestock excrement, 10-20 parts of urea, 3-9 parts of ammonium bicarbonate, 5-9 parts of zinc sulfate and 7-9 parts of an additive. The additive is prepared from the following raw materials, by weight, 10-15 parts of an organic material, 8-10 parts of trace elements, 0.3-0.5 part of an antimicrobial active component, 4-7 parts of a sustained release agent, 3-5 parts of humic acid and 2-3 parts of a virucide for plant. The invention provides an organic rice fertilizer which has advantages as follows: dosage of a fertilizer is minimized, nutrients are balanced, and soil quality is improved. With the additive and a common fertilizer used together, utilization rate of the fertilizer can be effectively raised, and the soil environment can be improved.

The invention discloses a nutrient solution for grafting of red kiwi and a use method of the nutrient solution. The nutrient solution comprises an I type nutrient solution and an II type nutrient solution, wherein the I type nutrient solution contains the following constituents: 1,320mg ammonium nitrate, 1,150mg nitrate, 350mg calcium chloride, 240mg magnesium sulfate, 125mg potassium dihydrogen phosphate, 32.5mg sodium ethylene diamine tetracetate, 20.3mg ferrous sulfate, 4.3mg boric acid, 0.35mg potassium iodide, 15.7mg manganese sulfate, 0.02mg copper sulfate, and 7,200mg saccharum or agar that are dissolved in every 1L water, and the II type nutrient solution contains the following constituents: 0.35mg naphthylacetic acid and 0.35mg indolebutyric acid that are dissolved in every 1L water. The nutrient solution for the grafting of the red kiwi can prolong the effective to-be-grafted time of sprouting to be grafted, increase the survival ratio and utilization ratio of the grafting and facilitate the production and popularization of kiwi planting.

The invention discloses plant infusion nutrient solution and a preparation method thereof and aims to provide nutrient solution which can be directly infused into the plants, stimulate the tree activity, promote the plants to rapidly take root and sprout, quickly supply nutrition to the trees, and enhance the tree stress resistance, and a preparation method of the nutrient solution. The proportion of the nutrient solution is that: every 1,000ml of deionized water contains 0.05 to 0.1g of monopotassium phosphate, 0.02 to 0.045g of potassium nitrate, 0.15 to 0.3g of calcium nitrate tetrahydrate, 0.11 to 0.2g of magnesium sulfate heptahydrate, 0.03 to 0.06g of ferrous sulphate heptahydrate, 0.07 to 0.15g of disodium ethylene diamine tetraacetate, 0.015 to 0.025g of manganese sulfate tetrahydrate, 0.012 to 0.018g of zinc sulfate heptahydrate, 0.04 to 0.06g of copper sulfate pentahydrate, 0.015 to 0.022g of ammonium molybdate, 0.015 to 0.02g of indolebutyric acid, and 0.008 to 0.015g of 6-benzylaminopurine. The plant infusion nutrient solution satisfies the needed nutrient in the process of transplanting big trees, has high absorption utilization ratio, quick response, stable form, high activity, and is easily absorbed by the plants.

The invention relates to a nutrient solution for improving the transplanting survival rate of trees. The nutrient solution comprises the following components in parts by weight: 0.2-0.4 part of calcium nitrate tetrahydrate, 0.03-0.05 part of ferrous sulfate heptahydrate, 0.0001-0.0003 part of ferric citrate, 0.03-0.05 part of monopotassium phosphate, 0.07-0.09 part of ethylene diamine tetraacetic acid disodium, 0.04-0.06 part of anhydrous cupric sulfate, 0.12-0.15 part of magnesium sulfate heptahydrate, 0.0005-0.0009 part of potassium chloride, 0.002-0.004 part of ammonium molybdate, 0.012-0.014 part of ammonium sulfate, 0.0025-0.0029 part of boric acid, 0.0012-0.0015 part of indolebutyric acid and 1000-1050 parts of water. The invention aims at providing the nutrient solution which can be used for rapidly and comprehensively replenishing nutrients for various trees, motivating the activities of the trees, promoting rapid development of root systems and further improving the transplanting survival rate of the trees.

The invention relates to a method for accelerating germination of carya illinoensis seeds in late winter and early spring, belonging to the technical field of fruit tree and forest cultivation. The method comprises the steps of: 1) collecting seeds and removing impurities; 2) soaking the seeds in 3% of potassium permanganate solution for 30min for sterilization; 3) soaking the seeds in cold water for 5 days; 4) laminating and storing in sand at low temperature; 5) soaking the seeds by hormone: soaking the seeds in 500mg/L of GA3 (gibberellic acid), 50mg/L of IBA (indolebutyric acid) and 50mg/L of 6-BA (6-benzyl aminopurine) for 24 hours; 6) treating in a high-voltage electrostatic field (HVEF) with intensity of 30KV/cm for 1 hour; and 7) accelerating germination and sowing, and counting the germination rate after a month, wherein the germination rate is above 96%. By using the method, the sowing of the seeds is brought forward by more than 2 months and significance is brought to the seedling culture of the carya illinoensis.

A disclosed tissue-culture rapid seedling growing method for apple rootstock M9 comprises the following steps: (1) establishing a sterile system, specifically selecting an apple rootstock M9 single-plant nutrition branch, scissoring to obtain a stem segment with terminal buds, inoculating to an induction differentiation medium for culture, wherein the medium is prepared by adding the following raw materials into 1 L of an MS basic medium: 25 g of white sugar, 5 g of agar powder, 0.2-1.0 mg of benzyladenine and 0.2-0.6 mg of naphthylacetic acid; (2) performing propagation subculturing, specifically putting in a propagation subculturing medium for culture, wherein the medium is prepared by adding the following raw materials into 1 L of an MS basic medium: 25 g of white sugar, 5 g of agar powder, 0.2-1.0 mg of benzyladenine, 0.2-0.6 mg of naphthylacetic acid and 0.2-0.5 g of hydrolyzed casein; (3) performing rooting culture, specifically putting in a rooting medium for rooting culture, wherein the medium is prepared by adding the following raw materials into 1 L of an 1/3 MS basic medium: 25 g of white sugar, 5 g of agar powder and 0.05-0.12 mg of indolebutyric acid; and (4) performing hardening culture on seedlings and transplanting.

A cuttage raising method for olive seedlings on a greenhouse hotbed includes: preparing a cuttage bed, acquiring scions, treating cuttings, performing cuttage, selecting cuttage time and performing post-cuttage management; setting the cuttage bed in a solar greenhouse; selecting an annual young tree as a female tree to acquire the scions, and selecting highly mature shoots without disease and insect damage as the cuttings; cutting each cutting into a cutting 10-12cm long with 4-6 segments, reserving 2-4 leaves at the top end of the cutting, smoothing the position, 0.5-1cm away from a bud, of the top end by cutting, and cutting the lower end of the cutting into an inclined horse-ear-shaped end; soaking the root of each cut cutting in 1000mg/kg-2000mg/kg indolebutyric acid solution at a 5cmdepth for one night; on the next day, dipping each cutting with mixture of indolebutyric acid and talcum powder before cuttage; reserving row spacing of the cuttings to be 5-6cm and plant spacing to be 3-4cm; keeping interior temperature of the solar greenhouse to be 18-20 DEG C, humidity to be 90%-95%, cuttage bed soil temperature to be 23-25 DEG C and water content to be 60%-70%; moving the seedlings, which root for 45-55 days, off the bed. By the method, the rooting rate of cuttage seedlings reaches more than 90%, calluses emerge 35-40 days after cuttage, and the seedlings can root in 45-55 days.

The invention discloses a non-tube method for fast breeding aleurite seedling, comprising: taking disinfected stem carrying axillary bud of 2-3cm length as explant; enclosing its morphological upper notch, immersing its morphological lower notch in indolebutyric acid solution, cutting it in sand disk, dressing nutritional solution to keep sand disk wet, culturing it for 16. 2-20. 2 days under conditions of 25-28 Deg. C, 70-80% of relative humidity, 2000-3000 lx lighting strength and light period of 12 hour lighting/ 12 hour dark, and getting rooting and integral plant. The invention is characterized by fast breeding, free from influence of national factors such as season and region, low variation rate, simple process and low cost.

The invention provides a compound auxin for inducing plants to form aquatic roots and a method for forming aquatic roots, which consists of the following components in proportions by weight: 0.5-2 parts of indole butyric acid, 0.5-2 parts of indole acetic acid, 0.25-1 part of naphthaleneacetic acid and 1-4 parts of potassium dihydrogen phosphate. In the present invention, by selecting indole butyric acid, indole acetic acid and naphthalene acetic acid in an appropriate ratio, and adding the nutrient potassium dihydrogen phosphate, the training time of water rooting can be shortened, and the probability of inducing plants to form water rooting can be increased. And the formed aquatic root system has high vitality and developed root system.

The invention discloses a paddy rice seed soaking agent and application thereof. The paddy rice seed soaking agent mainly comprises a safener and a plant growth regulator, wherein the safener is femclorim; and the plant growth regulator is one or more of indolebutyric acid, naphthylacetic acid and brassinolide. Moreover, other aids such as a carboxylate dispersing agent, a polyether-modified high molecular wetting agent, xanthan gum, an antifreezing agent, a defoaming agent and the like. The paddy rice seed soaking agent has high safety, and is suitable for seed soaking of manual direct seeding, mechanical direct seeding, direct seeding on dry paddy fields and direct sowing in flooded paddy fields; by adopting the paddy rice seed soaking agent, the pesticide damage of pretilachlor to paddy rice can be reduced remarkably, the growth of rice roots can be facilitated simultaneously, and the quality of paddy rice seedlings is enhanced; and meanwhile, compared with spraying after seeding of paddy rice, the seed soaking agent has the advantages of small using amount and low cost.