CN1225971C - Root inducing agent and its preparation and use - Google Patents
Root inducing agent and its preparation and use Download PDFInfo
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- CN1225971C CN1225971C CN 02153630 CN02153630A CN1225971C CN 1225971 C CN1225971 C CN 1225971C CN 02153630 CN02153630 CN 02153630 CN 02153630 A CN02153630 A CN 02153630A CN 1225971 C CN1225971 C CN 1225971C
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Abstract
The present invention relates to a rootage promoting preparation used for promoting the seeds, the root systems or the cuttage organs of plants to strike new roots early and quickly. The rootage promoting preparation is mainly prepared from plant growth regulator, macronutrient element, mesonutrient element and micronutrient element, wherein the plant growth regulator comprises mepiquat chloride, naphthalene acetic acid, hormodin, 6-benzylaminopurine and 2, 4-dichlorophenoxyacetic acid. The present invention also relates to the preparation method and the application of the rootage promoting preparation.
Description
Technical field
The present invention relates to a kind of rooting promoter, specifically, relate to a kind of have promote plant seed or cuttage organ in the seedbed and/or the field take root, increase agriculturally useful compositions of aspect effect such as new root and its production and application fast.
Background technology
Recent two decades comes, and the production culture technique of various forests, cereal crops and fruit and vegetable is constantly progressive, has effectively promoted development of productivity.For example the seedbed seedling raising and transplanting is exactly the advanced culture technique that can impel plant to send out precocity, raising output, enhancing quality soon, and it has brought remarkable economic efficiency and social benefit, and important and far-reaching meaning is arranged on present cultivation and production.
Yet along with development of times, problems have also appearred in seedling raising and transplanting, for example, 1) seedbed is occupied than large space, and waste land resources descends productivity of land; 2), cause the dead disaster of the seedling stiff seedling of weak seedling seedling if damage by disease and insect is easily grown in mismanagement, not in place; 3) owing to the overload of power of carrier, when carrying was transplanted, native alms bowl was easily diffusing, easily broken, cracky, makes seedling easily injured, time-consuming the taking a lot of work of relatively requiring great effort; 4) transplanting back seedling-slowing stage is longer.Particularly transplanting the problem of back on retardation phase is the bottleneck technology of seedling raising and transplanting, and it seriously restricts seedling and early sends out fast sending out.Overcome above-mentioned defective, this technology is reformed or improved effective way is carried out carrier-free exactly or few carrier is transplanted, yet this need to have before the plant transplantation more powerful root system and transplant after prosperous and powerful rootability is arranged so that shorten seedling-slowing stage, and promote seedling to send out soon early to send out.
About research and the application facet that promotes plant establishment many reports are arranged at present.For example, the product A BT root-inducing powder that impels the plant rooting of cuttings that has been widely used at present is a kind of plant growth regulator of being made up of indolebutyric acid and methyl.CN1061885A discloses the method that combinations such as a kind of 6-of employing benzylamino adenine, heteroauxin or methyl and borax promote rooting of cuttings; The plant growth regulator combination that CN1241359A discloses a kind of 6-of employing benzylamino adenine, naphthoic acid class growth hormone such as methyl, naphthoxyacetic acid and indoles growth hormone such as heteroauxin, indolebutyric acid, 'Inshuzhi ' is used to promote plant establishment and rejuvenation.But often there is following problem in disclosed technology in the prior art if be used on this advanced culture technique of seedling raising and transplanting: 1, growth of seedling and short root effect in strong sprout are had much room for improvement, and it is slower to take effect, and still can not satisfy the Technology Need of seedling raising and transplanting.2, working concentration is higher, the cost height.3, multiaction is in the cuttage organ.4, the mode of action is more single.
Therefore, need a kind of seed activity that makes to improve, seedling produces the numerous lateral roots of number at the rapid root of hair of nursery stage at underground part, reaches earlier strong root in strong sprout, early sends out precocious effect strong sprout, realizes the method that carrier-free is transplanted always.
Summary of the invention
Purpose of the present invention is intended to overcome the defective that exists in the above-mentioned prior art, seek a kind of novel rooting promoter, use by this rooting promoter, seed activity is improved, seedling is at the rapid root of hair of nursery stage, produce the numerous lateral roots of number at underground part, reach earlier strong root in strong sprout, early send out precocious effect strong sprout.And realized that carrier-free transplanting, seedling raising and transplanting than before are breakthroughs, saving of work and time is saved trouble, and has shortened seedling-slowing stage, and keeps higher transplanting survival rate.The preparation method and the using method thereof of this rooting promoter are also disclosed simultaneously.
Rooting promoter of the present invention mainly is made up of plant growth regulator, big-and-middle amount nutritive element and micronutrient element, it is characterized in that, plant growth regulator comprises mepiquat chloride crystal (DPC), methyl (NAA), indolebutyric acid (IBA), 6-benzylamino adenine (6-BA) and 2,4-dichlorphenoxyacetic acid (2,4-D) and big-and-middle amount nutritive element (for example nitrogen, phosphorus, potassium, calcium, magnesium) and the trace element (for example manganese, boron, zinc), trace element can be selected wherein a kind of separately, also can use their mixture; Each constituent content is counted with parts by weight:
Plant growth regulator 0.0001-100
Nitrogen, phosphorus, potassium, calcium, magnesium 10-500
Manganese, boron, zinc 0.001-0.500.
Wherein said plant growth regulator comprises mepiquat chloride, methyl, indolebutyric acid, 6-benzylamino adenine and 2,4 dichlorophenoxyacetic acid.
Preferably, methyl: mepiquat chloride: indolebutyric acid: 6-benzylamino adenine: the weight ratio of 2,4 dichlorophenoxyacetic acid is 0.1-10: 1.5-150: 0.1-10: 0.01-1: 0.005-0.5; And methyl more preferably: mepiquat chloride: indolebutyric acid: 6-benzylamino adenine: the weight ratio of 2,4 dichlorophenoxyacetic acid is 1: 3-30: 0.5-5: 0.01-1: 0.01-0.1.
Rooting promoter of the present invention adopts the conventional method preparation, for example, adopts the conventional method water to dissolve separately each component, and the above-claimed cpd mixing that will thoroughly dissolve then gets final product.
In the specific embodiment, rooting promoter of the present invention can be mixed with the aqueous solution, and wherein, each component concentration adopts following scope (in 1 liter of solution content):
(NO
3 -Attitude) N 2.2 * 10
-3Mol-0.22mol, (PO
4 3-Attitude) P0.1 * 10
-3Mol-0.01mol, K
+0.7 * 10
-3Mol-0.07mol, Ca
2+0.8 * 10
-3Mol-0.08mol, Mg
2+0.2 * 10
-3Mol-0.02mol; Trace element B0.025mg-2.50mg, Zn 0.010mg-1.00mg, Mn 0.025mg-2.50mg; Mepiquat chloride 1.50mg-150mg; Methyl 0.10mg-10mg, indolebutyric acid 0.10mg-10mg, 6-benzylaminopurine 0.01mg-1.0mg, 2,4 dichlorophenoxyacetic acid 0.005mg-0.50mg;
In preferred scheme, the concentration range of used trace element of the rooting promoter aqueous solution of the present invention and plant growth regulator raw material following (with the cubage of 1 liter of solution):
The boric acid of boracic 0.250mg contains the zinc sulphate of zinc 0.100mg, contains the manganese sulphate of manganese 0.250mg; Mepiquat chloride 15mg, α-Nai Yisuan 1.0mg, indolebutyric acid 2.0mg, 6-benzylaminopurine 0.1mg, 2,4 dichlorophenoxyacetic acid 0.05mg.
In the present invention, described NO
3 -Nitrate fertilizers commonly used such as optional sodium nitrate of attitude N or nitrate of lime; PO
4 3-Phosphate fertilizer commonly used such as optional superphosphate of attitude P or double superphosphate; All the other nutritive elements are all selected the known kind commonly used of the industry for use.
The methyl that is adopted is a α-Nai Yisuan.2,4-D can adopt its sour form or salt to form for example its sodium, various amine salt.
Below adopt non-limiting embodiment to be described further.
Embodiment
Embodiment 1
Get sodium nitrate, superphosphate, potassium sulphate, calcium chloride, magnesium sulfate, boric acid, zinc sulphate, manganese sulphate respectively, and DPC, NAA, IBA, 6-BA, 2,4-D and water dissolve separately, make the concentration of the above-claimed cpd of dissolving reach following scope (with the cubage of 1 liter of solution) respectively:
(sodium nitrate) N 0.022mol, (superphosphate) P 0.001mol, (potassium sulphate) K 0.007mol, (calcium chloride, superphosphate) Ca 0.008mol, (magnesium sulfate) Mg0.002mol; The boric acid of boracic 0.250mg contains the zinc sulphate of zinc 0.100mg, contains the manganese sulphate of manganese 0.250mg, and DPC (mepiquat chloride crystal) 15mg; NAA (α-Nai Yisuan) 1.0mg, IBA (indolebutyric acid) 2.0mg, 6-BA (6-benzylaminopurine) 0.1mg, 2,4-D (2,4 dichlorophenoxyacetic acid) 0.05mg; The above-claimed cpd mixing that to thoroughly dissolve then promptly gets rooting promoter of the present invention.
Embodiment 2
Get nitrate of lime, double superphosphate, potassium chloride, calcium chloride, magnesium sulfate, borax, zinc sulphate, manganese sulphate respectively, and DPC, NAA, IBA, 6-BA, 2,4-D and water dissolve separately, make the concentration of the above-claimed cpd of dissolving reach following scope (with the cubage of 1 liter of solution) respectively:
(nitrate of lime) N 0.05mol, (double superphosphate) P 0.005mol, (potassium chloride) K 0.01mol, (calcium chloride, nitrate of lime, double superphosphate) Ca 0.01mol, (magnesium sulfate) Mg 0.005mol; The boric acid of boracic 0.50mg contains the zinc sulphate of zinc 0.2mg, contains the manganese sulphate of manganese 0.50mg, and DPC (mepiquat chloride crystal) 15mg; NAA (α-Nai Yisuan) 2mg, IBA (indolebutyric acid) 5mg, 6-BA (6-benzylaminopurine) 0.2mg, 2,4-D (2,4 dichlorophenoxyacetic acid 0.1mg; The above-claimed cpd mixing that to thoroughly dissolve then promptly gets rooting promoter of the present invention.
Rooting promoter solution of the present invention is sowed at seedbed with seed in the normal temperature seed soaking after 8-12 hour, the seedbed should select for use pine to dredge permeability matrix preferably, temperature is controlled at 25-35 ℃ and is advisable, and determines irrigation amount according to the medium of seedling bed water content, and pouring solution uses rooting promoter solution of the present invention.After emerging, water root regular replenishment moisture, can make the luxuriant seedling of root strong, grow to transplanting during the phase, take out seedling and also dipped root 15-20 minute, can transplant, irrigate " water of settling down " after the transplanting in the land for growing field crops with rooting promoter solution of the present invention with rooting promoter solution of the present invention.Then carry out normal field management.
EXPERIMENTAL EXAMPLE 1
Soaked cotton seed 8-12 hour with embodiment 1 described rooting promoter of the present invention, be contrast with the seed soaking of Hongland nutrient solution simultaneously, next day is in potted plant sowing of Cotton Inst., Chinese Agricultural Academy's cultivating chamber, the matrix of mixing by a certain percentage with vermiculite, tiny gravel and river sand is selected in the seedbed for use, temperature control 25-35 ℃, moisture is suitable, cultivate seedling age about 20 days to one heart stage of two leaves, after 25 days, transplant.In the 5th, 9,13,18,24 in watering rooting promoter solution of the present invention (every square metre about 8 liters) respectively, contrast nutrient solution therebetween into Hongland.The seedling root was dipped 20 minutes with rooting promoter of the present invention and Hongland nutrient solution respectively before transplanting, and transplanted observed result after 3 days: the cotton shoot survival percent that rooting promoter of the present invention is handled is 100%, contrast 87%; Seedling-slowing stage is 1 day, contrasts 2 days.And carried out the growth of cereal crop seedlings investigation of 4 leaf phases to water the seedling that root cultivates with rooting promoter of the present invention, see the following form 1:
Table 1. rooting promoter of the present invention waters cotton 4 leaf phase of the seedling growth of cereal crop seedlings of root
Strain numbers 123 | Rooting promoter Hongland nutrient solution of the present invention |
The long lateral root of true leaf fresh weight main root is counted the interior long lateral root of true leaf fresh weight main root of the heavy 10cm of lateral root and is counted number in the heavy 10cm of lateral root, (g), (cm), (individual), (g) root density number, (g), (cm), (individual), (g) root density 4.0 4.5 16.2 60 0.90 5.5 4.0 3.0 10.8 40 0.30 3.7 4.0 2.7 9.2 42 0.30 4.6 4.0 3.4 11.8 44 0.40 4.1 3.5 3.8 12.3 55 0.40 5.2 4.0 3.4 9.1 35 0.30 3.8 |
4 is average | 3.5 2.8 16.0 55 0.70 5.1 3.5 1.8 12.0 41 0.20 3.9 3.8 3.5 13.4 53 0.58 5.1 3.9 2.9 10.9 40 0.30 3.9 |
EXPERIMENTAL EXAMPLE 2
Compare test in Cotton Inst., Chinese Agricultural Academy greenhouse with embodiment 1 described rooting promoter of the present invention and ABT4 root-inducing powder (being that national science and technology achievement emphasis is promoted product), all adopt seed soaking earlier, on the mixed-matrix of vermiculite and sand, grow seedlings again, intermittently irritate root with rooting promoter of the present invention prescription dosage and ABT4 root-inducing powder 10ppm during this time, contrast and be clear water.And after irritating root one period get the seedling investigation, the results are shown in Table 2:
The seedling that table 2. rooting promoter of the present invention and ABT4 root-inducing powder are grown seedlings is verified and is compared
Measure the date | Handle | Fresh weight (g/ strain) | Lateral root number (individual/strain) | Lateral root fresh weight (g/ strain) | Lateral root dry weight (g/ strain) | 10cm lateral root density (individual/centimetre) |
The 22nd day on the 16th on the 7th on the 2nd | Clear water promoter ABT4 of the present invention root-inducing powder clear water promoter ABT4 of the present invention root-inducing powder clear water promoter ABT4 of the present invention root-inducing powder clear water promoter ABT4 of the present invention root-inducing powder | 0.83 0.95 0.54 1.06 1.32 1.28 1.46 1.93 1.94 1.71 2.06 2.03 | 28.7 39.6 29.7 43.3 63.3 45.7 33.7 42.7 42.7 41.7 47.0 42.3 | 0.08 0.12 0.05 0.16 0.24 0.20 0.28 0.33 0.31 0.33 0.44 0.29 | - - - - - - 0.020 0.039 0.029 0.025 0.043 0.030 | 5.2 5.4 4.9 5.3 5.7 4.9 4.5 4.7 5.2 4.9 5.4 4.8 |
Remarks: transplanted on 24th and carry out (adopt simultaneously soak root after 25 minutes non-soil replanting), observe seedling-slowing stage, what uses rooting promoter processing of the present invention is 2 days, and ABT4 is 4 days, and clear water is 5 days.
In sum, according to above-mentioned experimental data as can be seen, by the use of rooting promoter of the present invention and supporting technology, can promote seedling early to send out the fast shape of sending out and send out, and when growing seedlings, the seedbed is taken up an area of less, management is concentrated, Miao Zhihao, and risk is little, and the utmost point has DEVELOPMENT PROSPECT.
Claims (6)
1. a rooting promoter that impels plant seed, root system or cuttage organ Sheng Xingen mainly is made up of plant growth regulator, big-and-middle amount nutritive element and micronutrient element, it is characterized in that described each constituent content is counted with parts by weight:
Plant growth regulator 0.0001-100
Big-and-middle amount nutritive element 10-500
Micronutrient element 0.001-0.500
Wherein said plant growth regulator comprises mepiquat chloride, methyl, indolebutyric acid, 6-benzylamino adenine and 2, the 4-dichlorphenoxyacetic acid, methyl: mepiquat chloride: indolebutyric acid: 6-benzylamino adenine: the weight ratio of 2,4 dichlorophenoxyacetic acid is 0.1-10: 1.5-150: 0.1-10: 0.01-1: 0.005-0.5; Described big-and-middle amount nutrient is selected from one or more in nitrogen, phosphorus, potassium, calcium and the magnesium; Described micronutrient element is selected from one or more in manganese, boron and the zinc.
2. rooting promoter according to claim 1, wherein, methyl: mepiquat chloride: indolebutyric acid: 6-benzylamino adenine: the weight ratio of 2,4 dichlorophenoxyacetic acid is 1: 3-30: 0.5-5: 0.01-1: 0.01-0.1.
3. rooting promoter according to claim 1, wherein, raw materials used concentration range following (with the cubage of 1 liter of solution):
(NO
3 -Attitude) N 2.2 * 10
-3Mol-0.22mol, (PO
4 3-Attitude) P0.1 * 10
-3Mol-0.01mol, K
+0.7 * 10
-3Mol-0.07mol, Ca
2+0.8 * 10
-3Mol-0.08mol, Mg
2+0.2 * 10
-3Mol-0.02mol; Trace element B0.025mg-2.50mg, Zn 0.010mg-1.00mg, Mn 0.025mg-2.50mg; Mepiquat chloride 1.50mg-150mg; Methyl 0.10mg-10mg, indolebutyric acid 0.10mg-10mg, 6-benzylaminopurine 0.01mg-1.0mg, 2,4 dichlorophenoxyacetic acid 0.005mg-0.50mg.
4. rooting promoter according to claim 3, wherein, raw materials used concentration range following (with the cubage of 1 liter of solution):
The boric acid of boracic 0.250mg contains the zinc sulphate of zinc 0.100mg, contains the manganese sulphate of manganese 0.250mg; Mepiquat chloride 15mg, α-Nai Yisuan 1.0mg, indolebutyric acid 2.0mg, 6-benzylaminopurine 0.1mg, 2,4 dichlorophenoxyacetic acid 0.05mg.
5. the method for preparing arbitrary described rooting promoter of claim 1-4 is characterized in that getting described each component by described weight ratio dissolves separately, and each component that will thoroughly dissolve is then mixed.
6. the application of the arbitrary described rooting promoter of claim 1-4 is characterized in that, described rooting promoter is used for seed soaking, soaks cutting, dips in root or water underground root.
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CN 02153630 CN1225971C (en) | 2002-12-03 | 2002-12-03 | Root inducing agent and its preparation and use |
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CN 02153630 CN1225971C (en) | 2002-12-03 | 2002-12-03 | Root inducing agent and its preparation and use |
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CN1225971C true CN1225971C (en) | 2005-11-09 |
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