CN106882997A - Selenium-rich lily special fertilizer and preparation method thereof - Google Patents
Selenium-rich lily special fertilizer and preparation method thereof Download PDFInfo
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- CN106882997A CN106882997A CN201710232936.0A CN201710232936A CN106882997A CN 106882997 A CN106882997 A CN 106882997A CN 201710232936 A CN201710232936 A CN 201710232936A CN 106882997 A CN106882997 A CN 106882997A
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- lily
- top dressing
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
- A01C21/005—Following a specific plan, e.g. pattern
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
- C05G5/23—Solutions
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- Organic Chemistry (AREA)
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Abstract
The invention provides a kind of selenium-rich lily special fertilizer, by the way of foliage top dressing foliage-spray, the aqueous solution will be made including special ratios nitrogen, phosphorus, potassium and selenium element, be then sprayed on the lily blade face in growth, nutritional ingredient needed for supplement lily, can be by lily output increased 2.1%~162.1%；Se content in lily bulb is effectively improved, Se content improves 11.71~31.98ug/g, increase rate 100.52%~274.51% up to 23.36~43.63ug/g than Se content in control bulb in 1 gram of bulb.Preparation process is simple of the present invention, equipment investment is less, using convenient, is adapted to large-scale promotion.
Description
Technical field
The present invention relates to lily special fertilizer, and in particular to a kind of selenium-rich lily special fertilizer and preparation method thereof.
Background technology
Lily (Lilium brownie F.E.Brow var.viridulum.Boker) is that Liliaceae lilium is perennial
Herbaceous plant, with bulb hyoscine, harbors by bulb.About 100 kinds of this category, is available for viewing and admiring or have concurrently medicinal, edible etc. many mostly
Plant purposes.Health ministry (1988) food prison No. 23 file of searching lists lily in《On " being both food and the name of medicine
It is single "》, while《Pharmacopoeia of People's Republic of China》2015 editions also record lanzhou lily, david lily, Lilium lancifo1ium Thunb are pharmaceutically acceptable.Due to
Lily is rich in various trace elements and bioactive ingredients, is relievingd asthma with anticancer, cough-relieving apophlegmatic, tranquilizing soporific, hypoglycemic, and
The functional characteristics such as antifatigue, enhance immunity, it is very popular.
Food and medicament dual-purpose lily developing history is long, and planting time is long, only topdress in seedling stage for a long time, in lily culture or
Basal dressing, and do not topdressed in the bulb expanding stage phase.Micro- Se as plant function element, to growth and development of plants lifting
Act on, while being again human essential elementses.Clinical research finds that selenium has anticancer and improves the function of body immunity, closely
Selenium-supply enjoys people to pay attention to over year.In selenium deficiency lysis is prevented, the food materials for eating selenium-rich element food and medicament dual-purpose turn into very
Important mode.If lily improve people's immunity while, moreover it is possible to prevent selenium deficiency disease, then its medical value and
Economic worth will be lifted further.Thus, for the plantation of lily, grown characteristic according to food and medicament dual-purpose lily
And each growing stage nutritive peculiarity, food and medicament dual-purpose selenium-rich lily special fertilizer is developed, to adjust lily bulb development, reach raising
The content of functional element selenium turns into important topic in yield, increase bulb.Through looking into, have no that food and medicament dual-purpose lily bulb expands at present
Research report in terms of phase trace elements of selenium fertilizer, there is no suitable food and medicament dual-purpose lily growth characteristics and speciality quality (rich on the market
Containing selenium) production special fertilizer.
The content of the invention
In order to solve the problems of the prior art, it is an object of the invention to provide a kind of lily special fertilizer, the lily is special
With fertile by the way of foliage top dressing foliage-spray, the loss of nutrient can be prevented effectively from, reducing the consumption of fertilizer, while being conducive to
Environmental protection, the utilization rate for improving fertilizer, the growth for promoting lily.
Unless otherwise specified, number of the present invention is weight portion, and the percentage is mass percent.
The object of the present invention is achieved like this：
The lily special fertilizer of foliage top dressing of the present invention, including sodium selenite, potassium dihydrogen phosphate, it is characterised in that：The phosphorus
Acid dihydride potassium, the mass ratio of sodium selenite are 5~50:0.5~5.
In order to further promote fertilization effect, an embodiment of the invention, the hundred of foliage top dressing of the present invention
Close special fertilizer, including sodium selenite, potassium dihydrogen phosphate and ammonium nitrate, it is characterised in that：The potassium dihydrogen phosphate, ammonium nitrate, Asia
The mass ratio of sodium selenate is potassium dihydrogen phosphate：Ammonium nitrate：Sodium selenite=5~50:0~70:0.5~5.
Foliage top dressing of the present invention, also known as foliage dressing, is during lily special fertilizer dissolved in into water, to be formed certain density water-soluble
Liquid, is then sprayed at a kind of fertilizing method on the crop leaf in growth.Foliage top dressing mode is those of ordinary skill in the art
It is known.
Inventor has been surprisingly found that in process of the test：During lily special fertilizer foliage top dressing of the present invention, phosphorus (P), potassium
(K), growth of the concentration of the element such as selenium (Fe) to lily has a major impact, including selenium in influence, the bulb of lily single plant yield
Influence of heavy metal (lead/cadmium etc.) content etc. in influence, the bulb of the enrichment condition of element.
An embodiment of the invention, the lily special fertilizer of foliage top dressing of the present invention, including sodium selenite, phosphoric acid
Potassium dihydrogen and ammonium nitrate, it is characterised in that：The potassium dihydrogen phosphate, ammonium nitrate, the mass ratio of sodium selenite are potassium dihydrogen phosphate：
Ammonium nitrate：Sodium selenite=5~50:0~70:0.5~5；During the foliage top dressing, lily special fertilizer is dissolved in into shape in water
Into the aqueous solution, the wherein mass percentage concentration of potassium dihydrogen phosphate is 0.05%~0.5%, and the mass percentage concentration of ammonium nitrate is 0
~0.7%；The mass percentage concentration of sodium selenite is 0.005%~0.05%.
During actually fertilising, in the case that rich water abundance plant growing way is vigorous, applied nitrogen is not required to.In plant growing way
The insufficient plot of poor nitrogenous fertilizer just needs to spray nitrogen fertilizer.
Further, foliage top dressing of the present invention is to form the aqueous solution in special fertilizer is dissolved in water by lily bulb expanding stage, spray
Apply 1-3 times；The amount of spraying sprays 100~140 liters/time for mu.
The present invention starts fertilising for lily bulb expanding stage；Fertilising to apply disposable fertilizer week about, is continuously applied two weeks twice；
Fertilising is for three times to apply disposable fertilizer week about, is continuously applied three weeks.It is degree that present invention fertilising is covered with the globule without dropping with blade face.
In order to further improve the single plant yield of lily, an embodiment of the invention, above-mentioned foliage top dressing
Lily special fertilizer, it is characterised in that：During the foliage top dressing mass percentage concentration of sodium selenite be 0.03%~
0.04%, spray 1-2 times or the mass percentage concentration of sodium selenite is 0.0125%, spray 1-3 times；Mu sprays 100~140
Rise/time.
In order to further improve the single plant yield of lily, an embodiment of the invention, above-mentioned foliage top dressing
Lily special fertilizer, it is characterised in that：During the foliage top dressing mass percentage concentration of potassium dihydrogen phosphate be 0.1%~
0.5%, spray 1-3 times or the mass percentage concentration of potassium dihydrogen phosphate is 0.05%, spray 2-3 times；Mu spray 100~140 liters/
It is secondary.
In order to further improve the single plant yield of lily, an embodiment of the invention, above-mentioned foliage top dressing
Lily special fertilizer, it is characterised in that：The mass percentage concentration of ammonium nitrate is 0.2%~0.7% during the foliage top dressing, spray
Apply 1-3 times；Mu sprays 100~140 liters/time.
In order to further improve the enriching quantity of selenium element in lily bulb, an embodiment of the invention is above-mentioned
The lily special fertilizer of foliage top dressing, it is characterised in that：The mass percentage concentration of sodium selenite is during the foliage top dressing
0.005%~0.05%, spray 1-2 times；Mu sprays 100~140 liters/time.
In order to further reduce the content of cadmium element in lily bulb, an embodiment of the invention, above-mentioned
The outer lily special fertilizer for topdressing, it is characterised in that：The mass percentage concentration of sodium selenite is during the foliage top dressing
0.02% sprays 1 time, or sodium selenite mass percentage concentration 0.03%, spray 2-3 times；Mu sprays 100~140 liters/time.
In order to further reduce the content of cadmium element in lily bulb, an embodiment of the invention, above-mentioned
The outer lily special fertilizer for topdressing, it is characterised in that：The mass percentage concentration of sodium selenite is during the foliage top dressing
0.005%~0.03%, spray 1-3 times or the mass percentage concentration of sodium selenite is 0.04%, spray 2 times；Mu sprays 100~
140 liters/time.
Preparation method of the invention is that will carry out conventional material including the fertilizer including nitrogen, phosphorus, potassium and selenium element to mix system
It is standby to form.
An embodiment of the invention, it is packaged that above-mentioned lily special fertilizer carries out single group, and mixing is made when using
The aqueous solution of thing, such as potassium dihydrogen phosphate single bag：Granule, by the packing of 60 grams/bag；The preparation of sodium selenite single bag：
Granula, by the packing of 6 grams/bag；The preparation of ammonium nitrate single bag：Granule, by the packing of 100 grams/bag.By each component unit when using
Bag adds water and prepares the certain density aqueous solution, carries out foliage-spray.
Beneficial effect：
The invention provides a kind of lily special fertilizer, by the way of foliage top dressing foliage-spray, will be including special ratios
Nitrogen, phosphorus, potassium and selenium element are made the aqueous solution, are then sprayed on the lily blade face in growth, and fertilizer is passed through by blade cutin membrane
Expolasm connects silk and reaches epidermal cell plasmalemma and enter in plant；For root is applied fertilizer, nutrient can be prevented effectively from
Loss, reduce fertilizer consumption, while be conducive to environmental protection, improve fertilizer utilization rate.The present invention is swollen in lily bulb
Big phase foliage-spray special fertilizer, nutritional ingredient needed for supplement lily, can be by lily output increased 2.1%~162.1%.The present invention
Lily special fertilizer foliage-spray, effectively improves Se content in lily bulb, and Se content is up to 23.36~43.63ug/ in 1 gram of bulb
G, 11.71~31.98ug/g, increase rate 100.52%~274.51% are improved than Se content in control bulb.The present invention is applied
The content of cadmium in lily bulb can be significantly reduced afterwards, and lead content reduced rate is 80.23%~94.19%, and cadmium content reduced rate is
14.13%-61.41%, plays the role of positive to contents of heavy metal elements in effectively control product.Manufacturing process letter of the present invention
Single, equipment investment is less, using convenient, is adapted to large-scale promotion.
Specific embodiment
The present invention is specifically described below by specific embodiment, it is pointed out here that following examples are served only for this hair
It is bright to be further described, it is impossible to be interpreted as limiting the scope of the invention, the person skilled in the art of this area can be with root
Some nonessential modifications and adaptations are made to the present invention according to foregoing invention content.The all raw materials of the present invention and reagent are commercially available
Product, wherein potassium dihydrogen phosphate, sodium selenite, it is pure that ammonium nitrate is chemistry.
Individually packaging is made single bag using each component for potassium dihydrogen phosphate of the present invention, sodium selenite and ammonium nitrate, uses
When be used in mixed way by respective components and content, it is specific as follows：The preparation of potassium dihydrogen phosphate single bag：Granule, by 60 grams/bag point
Dress；The preparation of sodium selenite single bag：Granule, by the packing of 6 grams/bag；The preparation of ammonium nitrate single bag：Granule, by 100
Gram/bag packing.
Method of testing of the present invention：Selenium element content and content of beary metal are determined and use flame atomic absorption spectrophotometer method
Test, in terms of in 1 gram of dry product lily bulb containing selenium, lead, cadmium how many milligram；Yield uses gravimetric method, that is, after selecting fine day excavation,
Removal soil, branches and leaves, root system etc., the fresh weight of lily bulb is weighed with 1 percent electronic balances, with every plant of how many grams of bulb weight
Meter.
Embodiment 1
Influence of the lily to foliage-spray special fertilizer metabolic capability of the present invention and its yield
After May 6 (i.e. bulb expanding stage) lily (tiger lily) is pinched, with the ammonium nitrate of 0.3% potassium dihydrogen phosphate+0.5%
Based on aqueous solution addition selenium element carry out foliage dressing treatment, every mu of liter/time of consumption 120 is sprayed using the method for foliage dressing
Mist to lily blade face (with blade face be covered with the globule without drop be degree).Disposable fertilizer is applied week about, is continuously applied three weeks.Selenium element
(sodium selenite, chemistry is pure) concentration：0.005%th, 0.0125%, 0.02%, 0.03%, 0.04%, 0.05%；Each concentration sets
Three repetitions, with the aqueous ammonium nitrate solution of 0.3% potassium dihydrogen phosphate+0.5% as a control group.Investigation various concentrations difference sprays secondary
Influence of several Se elements to lily single plant yield, as a result see the table below 1.
Influence unit of the Se elements of table 1 to lily single plant yield：G/ plants
.Note：Letter (containing capital and small letter) is statistics technics in table of the present invention 1, ripe by those of ordinary skill in the art
Know.Specially：Capitalization represents the significance of difference under 5% level of signifiance, and order from high to low is ABCDEFGHIJ, capitalization
The identical representative of letter there is not therebetween significant difference；The significance of difference under the level of signifiance of lowercase letter 1%, from high to low
Order is abcdefghij, and the identical representative of lowercase there is not therebetween pole significant difference.Following table (2-table of table 5) is same.
As known from Table 1, it is in pole significant difference between selenium element various concentrations difference sprays the treatment of number of times, when concentration is
0.03% yield highest when spraying 2 times, reaches 87.2g/ plants, is 53.9g/ plants compared to control amount of increase in production, and rate of growth is up to
162.1%；Next to that 0.03%, 0.04% sprays 1 time, 37.9,36.7g/ plants, volume increase are respectively compared to control amount of increase in production
Rate is up to 113.8%, 110.2% respectively；Furthermore it is 0.0125% to spray 1 time, is 17.7g/ plants compared to control amount of increase in production,
Rate of growth is up to 53.2%.The problems such as increasing artificial in view of fertilizer amount cost and fertilizer application frequency, selection concentration is in production
0.03% sprays 2 times for optimal fertilizer applications.
The metabolism status that selenium element various concentrations difference sprays selenium in bulb after number of times is processed are investigated, 2 are as a result see the table below.
Metabolic condition unit of the Se elements of table 2 in lily：ug/g
.As known from Table 2, it is in pole significant difference between each treatment, each concentration treatment pole is significantly higher than control, and concentration is
0.03% sprays a gross accumulation amount highest for the selenium of lily pair, reaches 43.63ug/g, is improved than Se content in control bulb
31.98ug/g, increase rate 274.51%；Next to that concentration is sprayed 1-3 times for 0.05%, 0.0125%, 0.04%, 0.05%,
0.02% sprays 2-3 times and 0.03% sprays 1 time and 3 times, be respectively increased 22.93 than Se content in control bulb, 24.04,
16.50、25.76、16.63、15.47、21.31、24.33、21.16、25.21、19.50、14.46、20.66、20.93、
25.17th, 21.73, increase rate is respectively 196.82%, 206.35%, 141.63%, 221.12%, 142.75%,
132.79%th, 182.92%, 208.84%, 181.63%, 216.40%, 167.38%, 124.12%, 177.34%,
179.66%th, 216.05%, 186.52%；Furthermore be concentration for 0.02% sprays 1 time, than control bulb in Se content improve
11.71ug/g, increase rate 100.52%.The problems such as increasing artificial in view of fertilizer amount cost and fertilizer application frequency, selects in production
Concentration is selected for 0.03% sprays 2 times for optimal fertilizer applications.
Investigate selenium element various concentrations difference and spray influence of the number of times to heavy metal Pb metabolism in lily, as a result see the table below 3.
Influence unit of the Se elements of table 3 to Pb metabolism in lily：ug/g
.As known from Table 3, lead content is in significant difference, wherein selenium concentration in each concentration treatment lily bulb of Se elements
0.02% spray 1 time and the bulb of 0.03% treatment for spraying 2~3 times in lead content be substantially less than control, reduce by 2.07~
2.43ug/g, reduced rate be 80.23%~94.19%, other with compare between be not significantly different from, this experiment results proved selenium
The administration of element can significantly reduce the content of lead in lily bulb, have positive to contents of heavy metal elements in effectively control product
Effect.Consider the accumulation of rate of growth and selenium element in bulb, select concentration to spray 2 times for most for 0.03% in production
Good fertilizer applications.
Investigate selenium element various concentrations difference and spray influence of the number of times to heavy metal Cd metabolism in lily, as a result see the table below 4.
Influence unit of the Se elements of table 4 to Cd metabolism in lily：ug/g
.As known from Table 4, cadmium content is in significant difference in each concentration treatment lily bulb of Se elements, and is below control,
It is that selenium concentration 0.0125% is sprayed 3 times to reduce highest treatment, and 1.13ug/g is reduced than control, and reduced rate is 61.41%；Secondly
It is that selenium concentration 0.04% is sprayed 2 times, 0.94ug/g is reduced than control, reduced rate is 51.09%；Furthermore it is selenium concentration 0.005%
Spray 1-2 times and 0.03% sprays 2-3 times, 0.66ug/g is reduced than control, reduced rate is 35.87%.This experiment results proved
The administration of selenium element can significantly reduce the content of cadmium in lily bulb, have actively to contents of heavy metal elements in effectively control product
Effect.Consider rate of growth, accumulation of the selenium element in bulb, and accumulation of the lead in bulb, selected in production
Concentration sprays 2 times for optimal fertilizer applications for 0.03%.
Fertilizer treatment is carried out with potassium dihydrogen phosphate aqueous solution, every mu of liter/time of consumption 120 is sprayed using the method for foliage dressing
Mist to lily blade face (with blade face be covered with the globule without drop be degree)；Disposable fertilizer is applied week about, is continuously applied three weeks；K, P element
(potassium dihydrogen phosphate, chemistry is pure) concentration：0.05%th, 0.1%, 0.2%, 0.3%, 0.5%；Each concentration sets three repetitions, with
The aqueous solution is as a control group.Investigate various concentrations difference and spray the influence of the K of number of times, P element to lily single plant yield, as a result see
Table 5 below.
The influence unit of the K of table 5, P element to lily single plant yield：G/ plants
.As known from Table 5, it is in pole significant difference between K, P element various concentrations difference spray the treatment of number of times and all notable
Higher than control, the yield highest (spraying between 1 time and 2 times without significant difference) when concentration is sprayed 1-2 times for 0.3%, compared to
Control amount of increase in production is 23.93g, and rate of growth is 71.93%；Next to that concentration is sprayed 1 time for 0.1%, increase production compared to control
Amplitude is 20.73g, and rate of growth is 62.3%；3rd sprays 2 times for 0.2%, is 18.73g compared to control amount of increase in production, increases
Yield is 56.3%.The problems such as increasing artificial in view of fertilizer amount cost and fertilizer application frequency, phosphorus potash fertilizer selection concentration in production
1 time is sprayed for optimal phosphorus potassium fertilizer applications for 0.3%.
The insufficient plot of the poor nitrogenous fertilizer of selection plant growing way, is carried out at fertilising with various concentrations aqueous ammonium nitrate solution
Reason, every mu of liter/time of consumption 120, use foliage dressing method be sprayed to lily blade face (with blade face be covered with the globule without drop for
Degree)；Disposable fertilizer is applied week about, is continuously applied three weeks；Ammonium nitrate (chemistry is pure) concentration：0.2%th, 0.3%, 0.5%, 0.6%,
0.7%；Each concentration sets three repetitions, with the aqueous solution as a control group.Investigate the nitrogen that various concentrations difference sprays number of times
Influence to lily single plant yield, as a result see the table below 6.
Influence unit of the N element of table 6 to lily single plant yield：G/ plants
.As known from Table 6, it is in pole significant difference between nitrogen various concentrations difference sprays the treatment of number of times and all notable
Higher than control, the yield highest (spraying between 1 time and 2 times without significant difference) when concentration is sprayed 1-2 times for 0.5%, compared to
Control amount of increase in production is 21.4,21.0g, and rate of growth is 68.6%, 67.3%；Next to that concentration is sprayed 3 times for 0.3%, compare
It is 19.8g in control amount of increase in production, rate of growth is 63.5%；3rd sprays 1 time for 0.6%, is compared to control amount of increase in production
18.0g, rate of growth is 57.7%.The problems such as increasing artificial in view of fertilizer amount cost and fertilizer application frequency, nitrogenous fertilizer choosing in production
Concentration is selected for 0.5% sprays 1 time for optimal nitrogen fertilizer applications.
Embodiment 2
A. the preparation of potassium dihydrogen phosphate single bag：Granule, by the packing of 60 grams/bag；
B. the preparation of sodium selenite single bag：Granule, by the packing of 10 grams/bag；
The single bag of respective components is prepared by preceding method, being added water by aforementioned formula when using, it is special to be made selenium-rich lily
Fertilizer, the every mu of consumption that applies fertilizer every time is wrapped for each single bag 6, and dilute with water, remixes and be settled to 120 liters, using foliage dressing respectively
Method be sprayed to lily blade face (with blade face be covered with the globule without drop be degree), sprayed during the first tenday period of a month in May 2 times.
Yield, selenium element content, the measure of content of beary metal are carried out with reference to the method for embodiment 1.The result display present invention
Lily output increased 141% can be effectively improved Se content in lily bulb by lily special fertilizer, and Se content reaches in 1 gram of bulb
41.5ug/g, 30.5ug/g, increase rate 277.27% are improved than Se content in control bulb.Than control heavy metal lead, cadmium content
2.21,1.21ug/g is reduced respectively, and reduced rate is respectively 85.66%, 65.76%.
Embodiment 3
A. take potassium dihydrogen phosphate single bag 1 to wrap, with standby after suitable quantity of water dissolved dilution；
B. sodium selenite single bag 1 is taken to wrap, it is standby after being diluted with suitable quantity of water；
C. a, b resulting solution are sufficiently mixed, are stirred, added water and be settled to 20 liters, 50kg potassium sulfates are applied in early stage mu
Composite fertilizer, the vigorous plot of plant growing way sprays.
The single bag of respective components is prepared by preceding method, being added water by aforementioned formula when using, it is special to be made selenium-rich lily
Fertilizer, the every mu of consumption that applies fertilizer every time is wrapped for each single bag 7, and dilute with water, remixes and be settled to 140 liters, using foliage dressing respectively
Method be sprayed to lily blade face (with blade face be covered with the globule without drop be degree), sprayed during the first tenday period of a month in May 2 times.
Yield, selenium element content, the measure of content of beary metal are carried out with reference to the method for embodiment 1.The result display present invention
Lily special fertilizer volume increase 138%, Se content improves 20.8 micrograms in 1 gram of bulb.Reduced respectively than control heavy metal lead, cadmium content
1.59th, 1.03ug/g, reduced rate is respectively 61.63%, 56.00%.
Embodiment 4
A. each 1 bag of potassium dihydrogen phosphate single bag is taken, with standby after suitable quantity of water dissolved dilution；
B. sodium selenite single bag 1 is taken to wrap, it is standby after being diluted with suitable quantity of water；
C. ammonium nitrate single bag 1 is taken to wrap, it is standby after being diluted with suitable quantity of water；
D. a, b, c resulting solution are sufficiently mixed, are stirred, added water and be settled to 20 liters, 50kg sulfuric acid is applied in early stage mu
K composite fertilizer, the insufficient plot of the poor nitrogenous fertilizer of plant growing way sprays.
The single bag of respective components is prepared by preceding method, being added water by aforementioned formula when using, it is special to be made selenium-rich lily
Fertilizer, the every mu of consumption that applies fertilizer every time is wrapped for each single bag 5, and dilute with water, remixes and be settled to 100 liters, using foliage dressing respectively
Method be sprayed to lily blade face (with blade face be covered with the globule without drop be degree), sprayed during the first tenday period of a month in May 2 times.
Yield, selenium element content, the measure of content of beary metal are carried out with reference to the method for embodiment 1.The result display present invention
Lily special fertilizer volume increase 142%, Se content improves 36.4 micrograms in 1 gram of bulb.Reduced respectively than control heavy metal lead, cadmium content
1.99th, 1.23ug/g, reduced rate is respectively 77.00%, 47.67%.
Inventor is potassium dihydrogen phosphate according to the mass ratio of potassium dihydrogen phosphate, ammonium nitrate, sodium selenite：Ammonium nitrate：Sub- selenium
Sour sodium=5~50:0~70:0.5~5 proportioning, with water as medium, the mass percentage concentration for preparing potassium dihydrogen phosphate is
0.05%~0.5%, the mass percentage concentration of ammonium nitrate is 0~0.7%, and the mass percentage concentration of sodium selenite is 0.005%
~0.05% lily special fertilizer, in lily Later growth in the way of foliage fertilization (foliage spray), sprays 1-3 times, mu spray
100~140 liters/time are applied, nutritional ingredient needed for supplement lily can be by lily output increased 2.1%~162.1%.The present invention hundred
Close special fertilizer foliage-spray, effectively improve Se content in lily bulb, in 1 gram of bulb Se content up to 23.36~43.63ug/g,
11.71~31.98ug/g, increase rate 100.52%~274.51% are improved than Se content in control bulb.After the present invention is applied
The content of cadmium in lily bulb can be significantly reduced, lead content reduced rate is 80.23%~94.19%, and cadmium content reduced rate is
14.13%-61.41%, plays the role of positive to contents of heavy metal elements in effectively control product.
Claims (10)
1. the lily special fertilizer of a kind of foliage top dressing, including sodium selenite, potassium dihydrogen phosphate, it is characterised in that：The di(2-ethylhexyl)phosphate
Hydrogen potassium, the mass ratio of sodium selenite are 5~50:0.5~5.
2. the lily special fertilizer of a kind of foliage top dressing, including sodium selenite, potassium dihydrogen phosphate and ammonium nitrate, it is characterised in that：Institute
It is potassium dihydrogen phosphate to state potassium dihydrogen phosphate, ammonium nitrate, the mass ratio of sodium selenite：Ammonium nitrate：Sodium selenite=5~50:0~
70:0.5~5.
3. the lily special fertilizer of a kind of foliage top dressing, including sodium selenite, potassium dihydrogen phosphate and ammonium nitrate, it is characterised in that：Institute
It is potassium dihydrogen phosphate to state potassium dihydrogen phosphate, ammonium nitrate, the mass ratio of sodium selenite：Ammonium nitrate：Sodium selenite=5~50:0~
70:0.5~5；During the foliage top dressing, lily special fertilizer is dissolved in and formed in water the aqueous solution, wherein potassium dihydrogen phosphate
Mass percentage concentration is 0.05%~0.5%, and the mass percentage concentration of ammonium nitrate is 0~0.7%；The quality percentage of sodium selenite is dense
Spend is 0.005%~0.05%.
4. as described in claim any one of 1-3 foliage top dressing lily special fertilizer, it is characterised in that：The foliage top dressing be
Lily bulb expanding stage forms the aqueous solution during special fertilizer is dissolved in into water, sprays 1-3 times；The amount of spraying for mu spray 100~140 liters/
It is secondary.
5. the lily special fertilizer of foliage top dressing as claimed in claim 3, it is characterised in that：Selenous acid during the foliage top dressing
The mass percentage concentration of sodium is 0.03%~0.04%, sprays 1-2 times or the mass percentage concentration of sodium selenite is 0.0125%, spray
Apply 1-3 times；Mu sprays 100~140 liters/time.
6. the lily special fertilizer of foliage top dressing as claimed in claim 3, it is characterised in that：Di(2-ethylhexyl)phosphate during the foliage top dressing
The mass percentage concentration of hydrogen potassium is 0.1%~0.5%, is sprayed 1-3 times, or the mass percentage concentration of potassium dihydrogen phosphate is 0.05%, spray
Apply 2-3 times；The mass percentage concentration of ammonium nitrate is 0.2%~0.7% during the foliage top dressing, is sprayed 1-3 times；Mu is sprayed
100~140 liters/time.
7. the lily special fertilizer of foliage top dressing as claimed in claim 3, it is characterised in that：Selenous acid during the foliage top dressing
The mass percentage concentration of sodium is 0.005%~0.05%, is sprayed 1-2 times；Mu sprays 100~140 liters/time.
8. the lily special fertilizer of foliage top dressing as claimed in claim 3, it is characterised in that：Selenous acid during the foliage top dressing
The mass percentage concentration of sodium is sprayed 1 time for 0.02%, or the mass percentage concentration 0.03% of sodium selenite is sprayed 2-3 times；Mu spray
Apply 100~140 liters/time.
9. the lily special fertilizer of foliage top dressing as claimed in claim 3, it is characterised in that：Selenous acid during the foliage top dressing
The mass percentage concentration of sodium is 0.005%~0.03%, sprays 1-3 times or the mass percentage concentration of sodium selenite is 0.04%, is sprayed
2 times；Mu sprays 100~140 liters/time.
10. as described in claim any one of 1-9 the lily special fertilizer of foliage top dressing preparation method, it is characterised in that：It is described
It is packaged that lily special fertilizer carries out single group, wherein potassium dihydrogen phosphate single bag：Granule, by the packing of 60 grams/bag；Sodium selenite list
The preparation of taste bag：Granule, by the packing of 6 grams/bag；The preparation of ammonium nitrate single bag：Granule, by the packing of 100 grams/bag；Use
When each component unit bag added water prepare the aqueous solution, carry out foliage-spray.
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| CN201710232936.0A CN106882997A (en) | 2017-04-11 | 2017-04-11 | Selenium-rich lily special fertilizer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710232936.0A CN106882997A (en) | 2017-04-11 | 2017-04-11 | Selenium-rich lily special fertilizer and preparation method thereof |
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