CN102893991A - Plant growth regulating agent composition - Google Patents
Plant growth regulating agent composition Download PDFInfo
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- CN102893991A CN102893991A CN2012104180841A CN201210418084A CN102893991A CN 102893991 A CN102893991 A CN 102893991A CN 2012104180841 A CN2012104180841 A CN 2012104180841A CN 201210418084 A CN201210418084 A CN 201210418084A CN 102893991 A CN102893991 A CN 102893991A
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Abstract
The invention discloses a plant growth regulating agent composition, which uses brassinolide and oligosaccharin as active ingredients. The weight of the active ingredients accounts for 0.01-20 percent of the weight of the plant growth regulating agent composition. The weight ratio of the brassinolide to the oligosaccharin is 1:9 to 1:999. Since the plant growth regulating agent composition is prepared through binary combination by using the brassinolide and the oligosaccharin as the active ingredients, the synergistic effect is remarkable after the two active ingredients are combined, the yield of crops is improved, some fungous, bacterial and viral diseases of the crops can be also prevented and controlled, and the disease resistance and the stress resistance are improved.
Description
Technical field
The present invention relates to the plant growth regulator field, relate in particular to a kind of plant growth regulator composition that is applicable to fruit tree, melon dish.
Background technology
In recent years, along with the rapid raising of resident living level, people increased substantially to the demand of fruit, vegetables, and kind and the quality of agricultural product are had higher requirement, and gourd, fruit and vegetable is planted into the important channel that farmer richness increases income.The peasant improves day by day to the pursuit of economic benefit, how to make the gourd, fruit and vegetable increasing both production and income just become a urgent problem of plant husbandry.The application of plant growth regulator is one of important measures of gourd, fruit and vegetable increasing both production and income, and therefore, market increases sharply to the demand of plant growth regulator.
Now widely used plant growth regulator is generally such as 2,4-D, heteroauxin, methyl α-naphthyl acetate, paclobutrazol, ethrel etc., and the operation technique of these plant growth regulator is had relatively high expectations, the improper easy generation malformed fruit of dosage, even produce poisoning.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of plant growth regulator composition, it is a kind of safe, efficient plant growth regulator, be applicable to cereal crops, economic crops, vegetables and fruit etc., can the Effective Raise percentage of fertile fruit, increase output, also can strengthen plant autoimmunity, reduce corps diseases, be intended to solve existing growth regulator high to the operation technique requirement, and easily plant caused dysgenic problem.
Technical scheme of the present invention is as follows:
A kind of plant growth regulator composition, wherein, described plant growth regulator composition is take brassin lactones and amino-oligosaccharide as effective ingredient; Active ingredient accounts for 0.01～20% of described plant growth regulator composition weight, and the weight ratio between brassin lactones and the amino-oligosaccharide is: 1: 9～1: 999.
Described plant growth regulator composition, wherein, active ingredient accounts for 0.01～7% of described plant growth regulator composition weight, and both ratios are 1: 99～1: 999.
Described plant growth regulator composition, wherein, described brassin lactones accounts for the 0.0001-10% of described plant growth regulator composition weight, and described amino-oligosaccharide accounts for the 0.01-10% of described plant growth regulator composition weight
Described plant growth regulator composition, wherein, described brassin lactones is preferably the 0.0001-2% that accounts for described plant growth regulator composition weight, and described amino-oligosaccharide is preferably the 0.01-5% that accounts for described plant growth regulator composition weight
Described plant growth regulator composition, wherein, described plant growth regulator composition can be made into aqua, soluble powder, water-soluble granule or water dispersible granules.
Described plant growth regulator composition, wherein, described plant growth regulator composition is aqua, institute's plant growth regulator composition by weight percentage, is made by following component: brassin lactones 0.0001 ~ 2%; Amino-oligosaccharide 0.01～5%; Propane diols 2～10%; Sorbic acid 0.5-3%; Surplus is water.
Described plant growth regulator composition, wherein, described plant growth regulator composition is soluble powder, institute's plant growth regulator composition by weight percentage, is made by following component: brassin lactones 0.0001 ~ 2%; Amino-oligosaccharide 0.01～5%; Propane diols 1～5%; Alkylaryl polyoxyethylene ether 1～8%; Secondary alkyl sulfonate 0.5-5%; Isobutanol 0.5～2%; Surplus is kaolin and white carbon.
Described plant growth regulator composition, wherein, described plant growth regulator composition is water dispersible granules, institute's plant growth regulator composition by weight percentage, is made by following component: brassin lactones 0.0001～2%; Amino-oligosaccharide 0.01～5%; Gum Arabic 1-10%; Lignosulfonates 1-8%; Spaonin powder 1～10%; Urea 1～5%; Surplus is diatomite.
Beneficial effect: plant growth regulator composition of the present invention is the binary built that carries out as active ingredient take brassin lactones and amino-oligosaccharide, have significant synergies after two kinds of active component combinations, when improving crop yield, can prevent and treat again some fungies of crop, bacterium and Disease, strengthen disease-resistant, resistance.
Embodiment
The invention provides a kind of plant growth regulator composition, clearer, clear and definite for making purpose of the present invention, technical scheme and effect, below the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Plant growth regulator composition provided by the invention, the binary built that carries out with brassin lactones and amino-oligosaccharide, have significant synergies after two kinds of active component combinations, when improving crop yield, can prevent and treat again some fungies of crop, bacterium and Disease.Because brassin lactones and amino-oligosaccharide all belong to safety, efficient new plant growth regulator, and the two is applied to the gourd, fruit and vegetable plantation, can the Effective Raise percentage of fertile fruit, increase output, can also strengthen plant autoimmunity, the minimizing corps diseases.
Wherein, the English of described brassin lactones is called brassinolide, chemical name be (22R, 23R, 24R)-2 α, 3 α 22,23-tetrahydroxy-β-Gao-7-oxa-5 alpha-lumistane-6-ketone, its structural formula is:
Described brassin lactones is higher a kind of of biologically active in the steroidal compounds, can then be transmitted to the position of working via leaf, stem, the root absorption of plant, is a kind of efficient plant growth regulator.It can increase significantly the trophosome growth of plant and promote amphigamy, and be applicable to cereal crops, economic crops, vegetables and fruit etc. under low concentration.
Described brassin lactones major physiological effect performance has: 1, promote cell division and elongation to promote Fruit; 2, improve photosynthesis, Delaying Leaf-Senescence; 3, break apical dominance, differentiation that can induced bud promotes side shoot to generate, and increases and spends number, improves becoming pregnant property of pollen, improves output thereby increase fruit quantity.4, improve crop quality, improve commodity.
Described amino-oligosaccharide, English oligosaccharins by name, chemical name is oligomeric-D Glucosamine, is a kind of polysaccharide biological species natural products that is come by the marine organisms chitin extraction, has the characteristics of the dual biological regulation function of drug effect and fertilizer efficiency concurrently.Its structural formula is:
Described amino-oligosaccharide itself contains abundant C, N, can decompose be utilized by microorganism and as the nutrient of plant growth.Amino-oligosaccharide has the cell activation effect, but the stimulating plant growth makes crops and fruit and vegetable volume increase good harvest.Amino-oligosaccharide produces inhibitory action to the growth of the pathogens such as multiple fungi, bacterium and virus, affect fungus spore germination, brings out that the mycelia form morphs, the interior biochemistry of spore changes etc.Amino-oligosaccharide can also excite the plant vivo gene, produces chitinase, dextranase, guarantor's element and PR albumen etc. with resistant effect.Amino-oligosaccharide all has good preventive effect to watermelon blight, cotton verticillium wilt, tomato late blight, tobacco virus, powdery mildew of cucumber, romaine lettuce damping off, capsicum epidemic disease etc.
The characteristics such as brassin lactones and amino-oligosaccharide are composite to have trace, efficient, safety in the agricultural application, low-cost, nuisanceless.And that brassin lactones and amino-oligosaccharide are mixed is safe, both can carry out growth regulating, and flower and fruit protecting can play certain preventive and therapeutic effect to multiple diseases again, reaches once to spray medicine, solves a plurality of agricultural production problems.Present not relevant bibliographical information take brassin lactones and amino-oligosaccharide as the plant growth regulator composition of active ingredient.
Particularly, plant growth regulator composition provided by the present invention, its active ingredient is brassin lactones and amino-oligosaccharide, wherein active ingredient accounts for 0.01～20% of described plant growth regulator composition weight, weight ratio between brassin lactones and the amino-oligosaccharide is: 1: 9～1: 999, preferably, active ingredient accounts for 0.01～7% of described plant growth regulator composition weight, and both ratios are 1: 99～1: 999.In the described plant growth regulator composition, except active ingredient, surplus is auxiliary agent, and described auxiliary agent is for using and the acceptable auxiliary element for allowing in the agricultural chemicals, such as wetting agent, dispersant and filler.
More specifically, described brassin lactones accounts for the 0.0001-10% of described plant growth regulator composition weight, and described amino-oligosaccharide accounts for the 0.01-10% of described plant growth regulator composition weight.In further field trial, described brassin lactones is preferably the 0.0001-2% that accounts for described plant growth regulator composition weight, and described amino-oligosaccharide is preferably the 0.01-5% that accounts for described plant growth regulator composition weight.
Plant growth regulator composition provided by the present invention can be mixed into each component different formulations in the agricultural formulations field during in practical application, such as aqua, soluble powder, water-soluble granule, water dispersible granules etc.Wherein, when described plant growth regulator composition is made aqua, institute's plant growth regulator composition, by weight percentage, can be made by following component:
The concrete procedure of processing that described plant growth regulator composition is made aqua is: with above-mentioned each component weighing, drop into successively in the reactor, through agitator be stirred to that each component is fully dissolved, behind the mixing, precipitation, filter, both be finished product after the assay was approved.
When described plant growth regulator composition is made soluble powder, institute's plant growth regulator composition, by weight percentage, can be made by following component:
The concrete procedure of processing that described plant growth regulator composition is made soluble powder is: with former medicine brassin lactones, amino-oligosaccharide, above-mentioned each auxiliary agent mixing, through airslide disintegrating mill, after being crushed to 98% mistake, 45 μ m standard screens, mixing is made the soluble powder of described plant growth regulator composition.
When described plant growth regulator composition is made water dispersible granules, institute's plant growth regulator composition, by weight percentage, can be made by following component:
The concrete procedure of processing that described plant growth regulator composition is made water dispersible granules is: former medicine brassin lactones, amino-oligosaccharide and auxiliary agent are mixed, pulverize with micro jet, add water and stir kneading, then add after the fluidized bed prilling dryer carries out granulation, drying, screening, make the water dispersible granules of described plant growth regulator composition.
In order to verify drug effect of the present invention, describe with following specific embodiment, the present invention has measured the effect that rape lactone involved in the present invention and amino-oligosaccharide plant growth regulator composition are adjusted, increased production and enhance disease resistance the growth of tomato by field experiment.
Embodiment
In the present embodiment with the composite growth regulator of 0.05%, 1.0%, 5% rape amino-oligosaccharide (be described plant growth regulator composition, wherein active ingredient accounts for 0.05%, 1.0%, 5%) as the field effect test.Wherein, in the composite growth regulator of 0.05% rape amino-oligosaccharide, the weight ratio between brassin lactones and the amino-oligosaccharide is 1:99; In the composite growth regulator of 1.0% rape amino-oligosaccharide, the weight ratio between brassin lactones and the amino-oligosaccharide is 1:499; In the composite growth regulator of 5.0% rape amino-oligosaccharide, the weight ratio between brassin lactones and the amino-oligosaccharide is 1:9.
Field trial 1: the plant growth regulator composition that the advance copy invention is developed is on the situation that affects of tomato percentage of fertile fruit, single fruit weight and output
Investigation method: experimental field be located at Zhaoqing City of Guangdong Province, experimental field soil fertility is medium, the content of organic matter 1.0%, pH value 7.8.Contrast medicament 0.05% brassin lactones aqua, 2.0% amino-oligosaccharide aqua is established the clear water blank simultaneously, and spouting liquid is 45kg/667m
2Dispenser is divided into 2 times, and initial bloom stage (March 16), young fruit period (March 29) use the knapsack sprayer complete stool evenly to spray.After the dispenser 7 days, each residential quarter was got 10 strain investigation statistics individual plant percentages of fertile fruit at random.After the dispenser 30 days, fruit (flower) was several before investigation was in florescence, young fruit period, fruit expanding period and results respectively.During ripe results, the total fruit of results number, output results peak period time are calculated mean fruit weight, rate of growth in the statistics residential quarter.
Percentage of fertile fruit=individual plant achievement number/several the * 100% of blooming
Fruit deformation rate=malformed fruit number/individual plant achievement is counted * 100%
Rate of growth=(experimental plot output-control plot output)/control plot output * 100%
As can be seen from Table 1, use growth regulator compared with the control after, the percentage of fertile fruit of tomato increases, the combination of 1.0% rape amino-oligosaccharide conditioning agent that the present invention develops is used for tomato, can significantly improve percentage of fertile fruit and the results fruit of tomato.Compared with the control, 1.0% rape amino-oligosaccharide is processed, and the young fruit number has increased 12.77-34.87%, and results fruit number has increased 12.15-56.36%, and expanding stage fruit number and contrast are without larger difference.Young fruit number and results fruit number percentage of fertile fruit are respectively 86.15%, 94.07%, 89.48% and all are higher than 0.01% brassin lactones aqua and 1.8% IDALL and receive aqua and process after 600,800,1000 times of the 1.0% rape amino-oligosaccharide dilutions.The combination of 1.0% rape amino-oligosaccharide conditioning agent can prevent the tomato fruit drop, shortens the maturing stage, ahead of time listing.
Table 1 rape amino-oligosaccharide is to the growth regulating effect of tomato
As can be seen from Table 2,1.0% rape amino-oligosaccharide can be gathered in the crops fruit number, single fruit weight and per mu yield in the unit of the significantly improving residential quarter.Per mu yield reaches 4606.8Kg after diluting 800 times of processing, and fruit deformation rate is 042% only, is lower than 0.01% brassin lactones aqua and 1.8% IDALL and receives the aqua processing.
Table 2 rape amino-oligosaccharide is on the impact of tomato yield and single fruit weight
The combination of field trial 2:1.0% rape amino-oligosaccharide conditioning agent is on the impact of tomato late blight
0 grade of epidemic disease (blade); Without scab; 1 grade; Lesion area accounts for below 5% of whole leaf area; 3 grades; Lesion area accounts for 6%～10% of whole leaf area; 5 grades; Lesion area accounts for 11%～20% of whole leaf area; 7 grades; Lesion area accounts for 21%～50% of whole leaf area; 9 grades; Lesion area accounts for more than 50% of whole leaf area.
The drug effect calculating means is as follows:
Table 3 is the result show, 1.0% rape amino-oligosaccharide and 70% mancozeb all have certain inhibitory action to tomato late blight.From preventive effect, behind 400 times of liquid medicines of 1.0% rape amino-oligosaccharide 3 days, 7 days, 8 days, preventive effect was respectively behind 400 times of liquid medicines of 84.30%, 83.13%, 79.26%, 600 times of liquid 3 days, 7 days, 8 days, preventive effect is respectively 81.76%, 81.14%, 70.82%, and effect is better than other processing.
Table 3 rape amino-oligosaccharide is to the effect of tomato late blight
Field experiment result several times more than comprehensive, plant growth regulator composition take brassin lactones and amino-oligosaccharide as active ingredient of the present invention has obvious synergistic effect, be applied to have the control fruit drop on the tomato, increase single fruit weight, thereby increase output, and tomato late blight had certain control efficiency.With respect to chemical pesticide commonly used, formulation rate is few, and a dispenser gets final product flower and fruit protecting, again tomato disease is had certain control action, adopts the present invention can reduce spraying times, reduces labour cost.Active ingredient low toxicity of the present invention, or even little poison, safe noresidue, useful to environment, meet that agricultural chemicals is efficient, the developing direction of safety, low toxicity, can promote the use of.And, in use be used alternatingly with chemical pesticide, useful to delaying the chemical pesticide pesticide resistance.Application of the present invention is significant to vegetables disease-preventing and yield-increasings such as tomatoes.
Should be understood that, application of the present invention is not limited to above-mentioned giving an example, and for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (8)
1. a plant growth regulator composition is characterized in that, described plant growth regulator composition is take brassin lactones and amino-oligosaccharide as effective ingredient; Active ingredient accounts for 0.01～20% of described plant growth regulator composition weight, and the weight ratio between brassin lactones and the amino-oligosaccharide is: 1: 9～1: 999.
2. plant growth regulator composition according to claim 1 is characterized in that, active ingredient accounts for 0.01～7% of described plant growth regulator composition weight, and both ratios are 1: 99～1: 999.
3. plant growth regulator composition according to claim 1, it is characterized in that, described brassin lactones accounts for the 0.0001-10% of described plant growth regulator composition weight, and described amino-oligosaccharide accounts for the 0.01-10% of described plant growth regulator composition weight
4. plant growth regulator composition according to claim 1, it is characterized in that, described brassin lactones is preferably the 0.0001-2% that accounts for described plant growth regulator composition weight, and described amino-oligosaccharide is preferably the 0.01-5% that accounts for described plant growth regulator composition weight.
5. plant growth regulator composition according to claim 1 is characterized in that, described plant growth regulator composition can be made into aqua, soluble powder, water-soluble granule or water dispersible granules.
6. plant growth regulator composition according to claim 5, it is characterized in that, described plant growth regulator composition is aqua, institute's plant growth regulator composition, by weight percentage, made by following component: brassin lactones 0.0001 ~ 2%; Amino-oligosaccharide 0.01～5%; Propane diols 2～10%; Sorbic acid 0.5-3%; Surplus is water.
7. plant growth regulator composition according to claim 5, it is characterized in that, described plant growth regulator composition is soluble powder, institute's plant growth regulator composition, by weight percentage, made by following component: brassin lactones 0.0001 ~ 2%; Amino-oligosaccharide 0.01～5%; Propane diols 1～5%; Alkylaryl polyoxyethylene ether 1～8%; Secondary alkyl sulfonate 0.5-5%; Isobutanol 0.5～2%; Surplus is kaolin and white carbon.
8. plant growth regulator composition according to claim 5, it is characterized in that, described plant growth regulator composition is water dispersible granules, institute's plant growth regulator composition, by weight percentage, made by following component: brassin lactones 0.0001～2%; Amino-oligosaccharide 0.01～5%; Gum Arabic 1-10%; Lignosulfonates 1-8%; Spaonin powder 1～10%; Urea 1～5%; Surplus is diatomite.
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