CN103964940B - The growth regulator promoting wheat early winter tillers and survive the winter smoothly - Google Patents
The growth regulator promoting wheat early winter tillers and survive the winter smoothly Download PDFInfo
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- CN103964940B CN103964940B CN201410138153.2A CN201410138153A CN103964940B CN 103964940 B CN103964940 B CN 103964940B CN 201410138153 A CN201410138153 A CN 201410138153A CN 103964940 B CN103964940 B CN 103964940B
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Abstract
The invention discloses a kind of growth regulator promoting wheat early winter tillers and survive the winter smoothly; Comprise each component of following weight percent content: 6-benzyladenine 0.002% ~ 0.003%, Plant hormones regulators,gibberellins 0.003% ~ 0.004%, urea 0.8% ~ 1.5%, potassium primary phosphate 0.0272 ~ 0.04%, surplus is water.The present invention is according to the feature of growing before the winter wheat winter, with the class of synthetic phytokinin-6-benzyladenine for promoting the key ingredient of tillering, with Plant hormones regulators,gibberellins be promote tiller trifle growth coordination component, add using urea as the nitrogenous substances promoting to nourish and grow simultaneously, using potassium primary phosphate as the cold resistant nutritive substance of raising, define combined growth regulator; Root system and aerial growth before can promoting liriope minor but do not reduce wheat winter resistance, can effectively promote wheat early winter tillers simultaneously.
Description
Technical field
The present invention relates to plant-growth regulator, be specifically related to a kind of growth regulator promoting wheat early winter tillers and survive the winter smoothly.
Background technology
Since the seventies in last century, China utilizing chemical substance to regulate the growing of farm crop, improve in output and improvement quality etc. and achieve important achievement, some chemical control technologies have become routine techniques important in cotton, paddy rice, Rape-seed production, also be form the important supporting technology of high yield technique, and become 21 century agricultural and realize one of important measures of high yield, stable yields and raising commodity.But because different growth regulators is different to the physiological effect of plant, the physiological effect of same growth regulator to different plant is also not quite similar; And same plant is not identical to the physiological response of same growth regulator in different periods of growing yet; In addition, the interaction between different growth regulatory substance also affects the effect of combined growth regulator, thus, needs the physilogical characteristics according to growth and development of plants, envrionment conditions and Production requirement to work out the plant-growth regulator formula of applicable specified conditions.But the investigation and application of chemical regulation technique on the staple food grain such as wheat, corn is also little at present.In some research about the growth regulator report delivered, great majority are also only adopt single growth regulatory substance to study its impact on crop growth, do not carry out study on regulation targetedly according to the growth characteristic of some specific periods of crop.
The growth regulator kind of current wheat is less and moiety is single; And the wheat growth conditioning agent effect researched and developed usually does not reach Production requirement, thus limit its application aborning; Existing wheat growth conditioning agent does not regulate targetedly for the growth and development characteristics of certain specific period of wheat.For winter wheat, root system development good before the winter and healthy and strong aerial growth are the bases determining later stage root water uptake, inhale fertilizer; Early winter tillers number number decide the effective mature spike number of wheat number, because of but determine one of key factor of wheat yield.But the technology and the report that at home and abroad there is no at present about utilizing growth regulator to promote wheat early winter tillers.
Summary of the invention
The object of the invention is to the deficiency existed for above-mentioned prior art, a kind of growth regulator promoting wheat early winter tillers and survive the winter smoothly is provided.Root system and aerial growth before this growth regulator can promote liriope minor but do not reduce wheat cold tolerance, can effectively promote wheat early winter tillers simultaneously.
In the present invention, growth regulator: refer to synthetic, can the trace activity substance of regulating plant (comprising farm crop) growth and development process.Tiller: the plants such as Gramineae are at below ground or the branch that occurs close to ground place.Solid the tillering of earing of bearing in early days is called effective tillering, and that bears late period can not ear or ear and acarpously be called ineffective tillering.For wheat, tiller and be mostly the mark in strong sprout, healthy and strong tillering is conducive to wheat seeding safe overwintering, and individual plant many grain number per spikes of tillering are many, and thousand seed weight is high; Stem and early winter tillers be Cheng Sui in the later stage grows easily, and therefore, early winter tillers mostly is effective tillering.Survive the winter: be the process that plant spends cold season in winter.With closely related with the content of winter resistance related substances in floristics or kind and body.
The object of the invention is to be achieved through the following technical solutions:
First aspect, the present invention relates to a kind of growth regulator promoting wheat early winter tillers and survive the winter smoothly, and described growth regulator comprises each component of following weight percent content:
Preferably, described growth regulator comprises each component of following weight percent content:
Second aspect, the present invention relates to a kind of method of growth regulator prepared above-mentioned promotion wheat early winter tillers and survive the winter smoothly, described 6-benzyladenine, Plant hormones regulators,gibberellins, urea and potassium primary phosphate is dissolved in water successively, obtains described growth regulator.
The third aspect, the application process of growth regulator that the present invention relates to a kind of above-mentioned promotion wheat early winter tillers and survive the winter smoothly, after winter wheat sowing 1 first quarter moon (lunar calendar the Beginning of Winter), evenly spray on wheat leaf surface by disposable for described growth regulator, stop when blade face has drop to be formed spraying.
Preferably, calculate according to the application rate of every mu of 10 kilograms of wheats, use 110 ~ 130 liters of described growth regulators for every mu.
Compared with spring wheat, winter wheat is that it is experienced low ambient temperature and also produces the process of tillering from being seeded into growing of the early spring in next year, meanwhile, also along with the weather of low ambient temperature and severe cold.In this course, plant endogenous hormones (particularly cellular segregation element) level with tiller closely related, the content of the nutritional condition of wheat, particularly osmotic adjustment then directly affects the cold tolerance of wheat.In addition, root system development good before the winter and healthy and strong aerial growth determine cold resistant key, is also later stage root water uptake, inhales fertile basis.Thus, before the winter, the growth regulating process of wheat should be conducive to the increase of tiller number, considers the balance of nourishing and growing and between reproductive growth again, and wheat can not reduce its cold tolerance due to the promotion of process of growth.
The present invention is according to the feature of growing before the winter wheat winter, with the class phytokinin of synthetic--6-benzyladenine is the key ingredient promoting to tiller, with Plant hormones regulators,gibberellins be promote tiller trifle growth coordination component, add urea to supplement the demand to nitrogenous substances produced because tillering increase simultaneously, and add potassium primary phosphate as the cold resistant nutritive substance of raising, define combined growth regulator.On the basis of great many of experiments, propose a kind of can promote liriope minor before root system and aerial growth but do not reduce the winter resistance of wheat, effectively can promote the growth regulating agent prescription of wheat early winter tillers simultaneously.
Compared with prior art, the present invention has following beneficial effect: 1) compared with not using the wheat of growth regulator of the present invention, apply growth regulator of the present invention after 60 days (lunar calendar solar term in Great Cold), wheat Aboveground Biomass of Young can be made on average to increase by 89.11%, root biomass on average increases by 22.08%, over-ground part and the total biomass of root system on average increase by 67.27%, and before liriope minor, tiller number on average increases raising 87.05%; And closely-related chlorophyll (chlorophyll a and chlorophyll b sum) content on average improves 3.94% with winter resistance in leaf, content of soluble protein on average improves 3.59%, soluble sugar content on average improves 7.15%, starch content on average increases by 1.38%, and measure of cell membranous system only improve only 3.16% by the Electrolyte Leakage amount of injury from low temperature degree.These data declarations, after application growth regulator, the over-ground part of wheat and the growth of root system and tiller number are promoted significantly and are improved, but the cold tolerance of plant does not reduce because of the promotion grown.2) compared with other component not containing 6-benzyladenine containing growth regulator of the present invention, before the growth regulator containing 6-benzyladenine can make liriope minor, tiller number on average increases by 57.18%.3) with the material such as single use 6-benzyladenine or naphthylacetic acid, Whitfield's ointment, uniconazole, humic acid but containing compared with other component of the present invention, on the ground and root biomass mean value all improve 10 ~ 19%, tiller number on average increases by 11 ~ 16%.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some distortion and improvement can also be made.These all belong to protection scope of the present invention.
embodiment 1
The present embodiment relate to a kind of can promote liriope minor before root system and aerial growth but do not reduce the winter resistance of wheat, effectively can promote the growth regulator of wheat early winter tillers simultaneously.This growth regulating agent prescription composition is: the 6-benzyladenine of 0.00225%, the Plant hormones regulators,gibberellins of 0.00346%, the urea of 1%, the potassium primary phosphate of 0.0272% and the water of 98.96709%.During preparation, 6-benzyladenine, Plant hormones regulators,gibberellins, urea and potassium primary phosphate are successively dissolved in the water, can apply after all the components dissolves completely.
This growth regulator can be used for the Major Winter Wheat Varieties of current Wheat in Northern main producing region.During use, growth regulator is sprayed uniformly on wheat leaf surface, be advisable when having drop to be formed with blade face.When applying, calculate according to every mu of 10 kilograms of application rate, every mu uses about 110 liter-130 to rise formula solution.
With the wheat not using growth regulator as a control group 1; To use growth regulating agent prescription: the Plant hormones regulators,gibberellins of 0.00346%, the urea of 1%, the wheat of the potassium primary phosphate of 0.0272% and the water of 98.96934% is control group 2.Being compared as follows of control group 1,2 and the present embodiment:
On October 4th, 2013 (first 4 days of Cold Dew of the lunar calendar), according to the application rate of every mu of 10 kilograms of wheats, by wheat cultivation in large Tanaka.At after planting one and a half months (lunar calendar the Beginning of Winter after one week), the usage quantity of 110 ~ 130 liters is used by every mu, evenly spray on wheat leaf surface by disposable respectively to control group 1 (replacing growth regulator with water), control group 2 and described growth regulator, stop when blade face has drop to be formed spraying.After 60 days (lunar calendar Great Cold after second day), the wheat tillering number of statistics control group 1 and control group 2; Measure the Electrolyte Leakage amount of fresh blade, analyze low temperature to the extent of injury of different control group wheat leaf cell biological membranous system according to the relative permeability of cytolemma; And wheatland upper part and root system are gathered in the crops respectively, remove earth, weigh.Then, wheatland upper part and root system sample are placed in liquid nitrogen freezing immediately, preserve at-80 DEG C, analyze the physiological and biochemical index relevant to winter resistance in the lab, and the cold tolerance of content analysis wheatland upper part according to main permeate substance.
From the related data obtained, compared with the wheat control group 1 not using growth regulator, control group 2 and the growth regulator described in application (the present embodiment namely in table 1 and table 2) can significantly improve the total biomass (over-ground part and root biomass sum) of winter wheat Aboveground Biomass of Young (mainly causing due to the increase of tiller number), root biomass and single plant, and the tiller number (table 1) of wheat.But the cold tolerance of wheat is not because the remarkable increase of increment and cause the consumption of nutritive substance thus and reduce, because at control group 1 and between control group 2 and the present embodiment, the content of the cell leakage of wheat, chlorophyll content (chlorophyll a and chlorophyll b sum), soluble protein, solubility sugar and starch does not all have significant difference (table 2).
Although control group 2 also can increase over-ground part and the root biomass of winter wheat, and the biomass that wheat plant is total, the accelerating effect of early winter tillers is less than to the effect (table 1) of the present embodiment generation.On the other hand, because control group 2 is not containing 6-benzyladenine, the increasing degree of its tiller number is less than the present embodiment, and the increase of biomass is also less than the present embodiment, thus to the lifting effect of wheat cold tolerance a little more than the present embodiment (table 2).Therefore, control group 2 also can promote early winter tillers and growth, and does not reduce wheat cold tolerance.But in general, grew before the winter that described growth regulator more effectively can promote winter wheat and tiller, not reducing the cold tolerance of wheat simultaneously.
Table 1 sprays growth regulator to winter wheat growth and the impact of tillering
(note: the data in table are mean+SD; Increase and decrease width is control group 2 and the per-cent of the numerical value applied in the present embodiment after different growth regulator compared with control group 1.)
Table 2 spray growth regulator in winter wheat leaf with the impact of cold-resistant relevant physiological biochemical indicator
(note: the data in table are mean+SD; Except Cell membrane leakage, the green system of leaf, soluble protein, soluble sugar and starch content are the milligram number in every gram of leaf fresh weight; Rangeability (luffing) is control group 2 and the per-cent of the numerical value applied in the present embodiment after different growth regulator compared with control group 1.)
embodiment 2
The present embodiment relate to a kind of can promote liriope minor before root system and aerial growth but do not reduce the winter resistance of wheat, effectively can promote the growth regulator of wheat early winter tillers simultaneously.This growth regulating agent prescription composition is: the 6-benzyladenine of 0.002%, the Plant hormones regulators,gibberellins of 0.004%, the urea of 1.494%, the potassium primary phosphate of 0.04% and the water of 98.46%.During preparation, 6-benzyladenine, Plant hormones regulators,gibberellins, urea and potassium primary phosphate are successively dissolved in the water, can apply after all the components dissolves completely.
This growth regulator can be used for the Major Winter Wheat Varieties of current Wheat in Northern main producing region.During use, growth regulator is sprayed uniformly on wheat leaf surface, be advisable when having drop to be formed with blade face.When applying, calculate according to every mu of 10 kilograms of application rate, every mu uses about 130 liters of formula solutions.
embodiment 3
The present embodiment relate to a kind of can promote liriope minor before root system and aerial growth but do not reduce the winter resistance of wheat, effectively can promote the growth regulator of wheat early winter tillers simultaneously.This growth regulating agent prescription composition is: the 6-benzyladenine of 0.003%, the Plant hormones regulators,gibberellins of 0.003%, the urea of 0.8%, the potassium primary phosphate of 0.034% and the water of 99.16%.During preparation, 6-benzyladenine, Plant hormones regulators,gibberellins, urea and potassium primary phosphate are successively dissolved in the water, can apply after all the components dissolves completely.
This growth regulator can be used for the Major Winter Wheat Varieties of current Wheat in Northern main producing region.During use, growth regulator is sprayed uniformly on wheat leaf surface, be advisable when having drop to be formed with blade face.When applying, calculate according to every mu of 10 kilograms of application rate, every mu uses about 130 liters of formula solutions.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (5)
1. the growth regulator promoting wheat early winter tillers and survive the winter smoothly, is characterized in that, described growth regulator comprises each component of following weight percent content:
2. the growth regulator promoting wheat early winter tillers and survive the winter smoothly as claimed in claim 1, it is characterized in that, described growth regulator comprises each component of following weight percent content:
3. prepare the as claimed in claim 1 method of growth regulator promoting wheat early winter tillers and survive the winter smoothly for one kind, it is characterized in that, described 6-benzyladenine, Plant hormones regulators,gibberellins, urea and potassium primary phosphate are dissolved in water successively, obtain described growth regulator.
4. the application process of growth regulator promoting as claimed in claim 1 wheat early winter tillers and survive the winter smoothly, it is characterized in that, after winter wheat sowing 1 first quarter moon, evenly spray on wheat leaf surface by disposable for described growth regulator, stop when blade face has drop to be formed spraying.
5. the as claimed in claim 4 application process of growth regulator promoting wheat early winter tillers and survive the winter smoothly, is characterized in that, calculate according to the application rate of every mu of 10 kilograms of wheats, use 110 ~ 130 liters of described growth regulators for every mu.
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| CN104692945A (en) * | 2015-03-16 | 2015-06-10 | 广东中迅农科股份有限公司 | Plant growth regulator containing leaf fertilizer |
| CN105767001B (en) * | 2016-04-14 | 2018-08-07 | 江苏徐淮地区淮阴农业科学研究所 | Improve the conditioner of wheat anti-seismic design |
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| CN101999378B (en) * | 2010-11-18 | 2013-10-30 | 中国农业科学院作物科学研究所 | Low temperature resistant lodging-resistant yield-increasing regulator of wheat and preparation method thereof |
| CN103053618A (en) * | 2012-12-28 | 2013-04-24 | 浙江新蓝天园林苗木科技有限公司中泰分公司 | Tree dormancy activator and preparation method thereof |
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