CN109678603A - A kind of nutrient solution and the preparation method and application thereof that tomato low-temperature resistance can be improved - Google Patents
A kind of nutrient solution and the preparation method and application thereof that tomato low-temperature resistance can be improved Download PDFInfo
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- CN109678603A CN109678603A CN201910067832.8A CN201910067832A CN109678603A CN 109678603 A CN109678603 A CN 109678603A CN 201910067832 A CN201910067832 A CN 201910067832A CN 109678603 A CN109678603 A CN 109678603A
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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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
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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
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Abstract
The invention belongs to plant nutrition liquid technical fields, specifically disclose a kind of nutrient solution and the preparation method and application thereof that tomato low-temperature resistance can be improved, and the nutrient solution includes urea, potassium nitrate, four nitric hydrates, potassium dihydrogen phosphate, bitter salt, Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, Salzburg vitriol, the components such as 5-ALA；The nutrient solution is bloomed for tomato and fruiting period, nutrient needed for tomato growth process can sufficiently being met, it is different to nutrient demand amount and demand type according to tomato different growing stages, adjust nutrient solution prescription and dosage, it is remarkably improved tomato low-temperature resistance, the effective nutrition content of tomato is improved simultaneously, improves Tomato Quality.
Description
Technical field
The invention belongs to plant nutrition liquid technical fields, and in particular to a kind of nutrient solution that tomato low-temperature resistance can be improved and
Preparation method and application.
Background technique
Tomato genus Solanaceae tomato genus, is thermophilic vegetable crop, and tamato fruit is full of nutrition, vitamin rich in and
Carrotene has splendid health-care effect, the favor by the majority of consumers.In recent years, due to consumer and the market demand,
It is widely used in anti-season facility cultivation.Because soil is often in no rain leaching, high temperature, high humidity, Gao Zheng in facility cultivation
Under the state of hair and the frequent continuous cropping of crop in facility, so that soil in protected field generates secondary salinization, nutrient imbalance, hardened acid
Change, microbiota is unbalance and the problems such as continuous cropping obstacle.Cultivation technique without soil gets rid of the constraint of soil, it has also become solution
Certainly in furnished equipments soil issues most effective means.Substrate culture is a kind of principal mode of soilless cultivation, is had good
Physicochemical property suitable growing environment can be provided for crop root.Nutrient solution prescription be soilless cultivation successfully it is crucial because
Element, China's still large area is using Hoagland, garden formula, the world the Shan Qideng nutrient solution prescription developed decades ago at present, still
With soilless cultivation plant type, planting form diversification, these formulas cannot fully meet the need of existing soilless cultivation production
It wants, is badly in need of carrying out the improvement and optimization of nutrient solution prescription for different cultivars, growing stage, cultivation mode.It is thus determined that matrix
Middle nutrient content and nutrient solution optimum spraying amount have huge meaning to agricultural production.
Chilling stress is the inevitable restraining factors that autumn and winter stubble tomato faces during the growth process, improves tomato plant
Winter resistance to the autumn and winter stubble tomato high yield and high quality have great significance, the nutrient solution that currently available technology is prepared,
It is cultivated under low temperature environment for tomato, tomato low-temperature resistance and Tomato Quality etc. cannot be effectively improved, and cannot be according to tomato not
Demand difference appropriate adjustment with growth period most to nutrient not only results in nutriment waste and also results in tomato nutrient supply
It is insufficient.
Summary of the invention
The present invention provides a kind of nutrient solution and the preparation method and application thereof that tomato low-temperature resistance can be improved, the nutrition
Liquid is bloomed for tomato and fruiting period, nutrient needed for can sufficiently meeting tomato growth process, according to tomato different growing stages to feeding
Divide demand and demand type different, adjust nutrient solution prescription and dosage, is remarkably improved tomato low-temperature resistance, while raising kind
The effective nutrition content of eggplant improves Tomato Quality.
Specific technical solution of the present invention is as follows:
A kind of nutrient solution that tomato low-temperature resistance can be improved, it is characterised in that: including following component: urea, potassium nitrate, four hydrations
Nitric acid, potassium dihydrogen phosphate, bitter salt, Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, seven hydrated sulfuric acids
Zinc, Salzburg vitriol, 5-ALA；
The ingredient clicks mass parts and weighs:
1000 ~ 2500 parts of urea, 4000 ~ 7300 parts of potassium nitrate, four 10000 ~ 18000 parts of nitric hydrates, potassium dihydrogen phosphate 500 ~
900 parts, 3500 ~ 6000 parts of bitter salt, 0.1 ~ 0.3 part of Ammonium Molybdate Tetrahydrate, 180 ~ 330 parts of chelated iron, boric acid 18 ~ 35
Part, 11 ~ 20 parts of Manganous sulfate monohydrate, 1.4 ~ 2.6 parts of Zinc vitriol, 0.5 ~ 1.1 part of Salzburg vitriol, 5- glycyl
70 ~ 130 parts of propionic acid.
Preferably, the ingredient is weighed by following mass parts: 1700 parts of urea, 5600 parts of potassium nitrate, and four nitric hydrates
13600 parts, 700 parts of potassium dihydrogen phosphate, 4800 parts of bitter salt, 0.2 part of Ammonium Molybdate Tetrahydrate, 250 parts of chelated iron, boric acid
27 parts, 16 parts of Manganous sulfate monohydrate, 2.0 parts of Zinc vitriol, 0.8 part of Salzburg vitriol, 5-ALA 100
Part.
Preferably, the nutrient solution further includes microelement.
Preferably, the nutrient solution contains a great number of elements N, P, K, Ca.
The preparation method of nutrient solution of the present invention comprises the steps of:
(1) urea, potassium nitrate, calcium nitrate tetrahydrate are weighed by mass parts, presses 0.17g/L, 0.56g/L, 1.36g/L with water respectively
Ratio mix to and be completely dissolved, obtained aqueous solution is mixed, solution A is uniformly mixing to obtain；
(2) potassium dihydrogen phosphate and bitter salt are weighed by mass parts, it is mixed in the ratio of 0.07g/L, 0.48g/L with water respectively
Stirring is closed to being completely dissolved, obtained aqueous solution is mixed evenly to obtain B solution；
(3) Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, five hydrations are weighed by mass parts
Copper sulphate is mixed in the ratio of 0.2mg/L, 250mg/L, 27mg/L, 16mg/L, 2.0mg/L, 0.8mg/L, completely respectively with water
Obtained aqueous solution is mixed evenly to obtain C solution to dissolving for stirring；
(4) solution A, B solution and C solution are mixed according to the ratio of 2.5:2.5:1, and microelement is added, be prepared as
Nutrient solution I；
(5) 5-ALA is weighed by mass parts, is mixed evenly with water in the ratio of 0.01g/L, gained is water-soluble
Liquid is added in the nutrient solution I, is uniformly mixing to obtain nutrient solution II.
Nutrient solution of the present invention is bloomed applied to tomato and fruiting period.
It is of the present invention application the following steps are included:
(1) it is poured according to every plant of daily 0.5L with the nutrient solution I at tomato florescence and result initial stage；And at interval of
It 3 days, with the nutrient solution II, is poured according to every plant of daily 0.5L dosage primary；
(2) it is poured according to every plant of daily 1L with the nutrient solution I in tomato result peak period；And at interval of 3 days, with described
Nutrient solution II pours primary according to every plant of daily 1L dosage；
(3) it is poured according to every plant of daily 0.7L with the nutrient solution I in the tomato result later period；And at interval of 3 days, institute is used
Nutrient solution II is stated, is poured according to every plant of daily 0.7L dosage primary.
The mass concentration of a great number of elements N, P, K, Ca of the present invention in nutrient solution is followed successively by 287mg.L-1、
15.5mg.L-1、312mg.L-1、230mg.L-1。
Microelement of the present invention are as follows: Fe, B, Mn, Zn, Cu, Mo；
The mass concentration in nutrient solution of the microelement is respectively as follows: 3.5 0.5 mg/L, Mn 0.52 of mg/L, B of Fe
mg/L、Zn 0.05 mg/L、Cu 0.02 mg/L、Mo 0.01 mg/L。
The nutrient solution of the present invention that tomato low-temperature resistance can be improved, in actual job, for the ease of transporting and storing
Deng to improve working efficiency, the solution A and B solution can be concentrated and obtain A mother liquor and B mother liquor for 200 times of concentrates, by institute
Stating C solution concentration is that 500 times of concentrates obtain C mother liquor, is diluted with water mother liquor when in use, so that its concentration is reached original solution dense
Degree, then applied.
The invention has the advantages that:
The invention discloses a kind of nutrient solution and the preparation method and application thereof that tomato low-temperature resistance can be improved, the nutrient solution is used
It blooms and fruiting period in tomato, it is different to nutrient demand amount and to nutrient demand type according to tomato different stages of growth,
Adjustment nutrient solution dosage and ingredient, nutrient needed for can sufficiently meeting the entire growth course of tomato in real time, and significantly improve tomato
Low-temperature resistance improves it in the survival rate and growth rate of low temperature and extreme environment；In addition, nutrient solution of the present invention for kind
Eggplant culture, is also remarkably improved tomato yield, increases soluble protein, vitamin C, tomatin and the solubility contained in tomato
The content of the nutriments such as polysaccharide improves Tomato Quality.
Specific embodiment
Technical solution of the present invention is further illustrated below according to specific embodiment.
Embodiment 1
A kind of nutrient solution that tomato low-temperature resistance can be improved, including following component: urea, potassium nitrate, four nitric hydrates, di(2-ethylhexyl)phosphate
Hydrogen potassium, bitter salt, Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, five hydration sulphur
Sour copper, 5-ALA；
The ingredient clicks mass parts and weighs:
1000 parts of urea, 4000 parts of potassium nitrate, four 10000 parts of nitric hydrates, 500 parts of potassium dihydrogen phosphate, bitter salt
3500 parts, 0.1 part of Ammonium Molybdate Tetrahydrate, 180 parts of chelated iron, 18 parts of boric acid, 11 parts of Manganous sulfate monohydrate, Zinc vitriol
1.4 parts, 0.5 part of Salzburg vitriol, 70 parts of 5-ALA；
The mass concentration that the nutrient solution contains a great number of elements N, P, K, Ca is followed successively by 287mg.L-1、15.5mg.L-1、
312mg.L-1、230mg.L-1；
The preparation method of the nutrient solution comprises the steps of:
(1) urea, potassium nitrate, calcium nitrate tetrahydrate are weighed by mass parts, presses 0.17g/L, 0.56g/L, 1.36g/L with water respectively
Ratio mix to and be completely dissolved, obtained aqueous solution is mixed, solution A is uniformly mixing to obtain；
(2) potassium dihydrogen phosphate and bitter salt are weighed by mass parts, it is mixed in the ratio of 0.07g/L, 0.48g/L with water respectively
Stirring is closed to being completely dissolved, obtained aqueous solution is mixed evenly to obtain B solution；
(3) Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, five hydrations are weighed by mass parts
Copper sulphate is mixed in the ratio of 0.2mg/L, 250mg/L, 27mg/L, 16mg/L, 2.0mg/L, 0.8mg/L, completely respectively with water
Obtained aqueous solution is mixed evenly to obtain C solution to dissolving for stirring；
(4) solution A, B solution and C solution are mixed according to the ratio of 2.5:2.5:1, and microelement is added, made micro
The mass concentration of element respectively reaches: Fe 3.5 mg/L, B 0.5 mg/L, Mn 0.52 mg/L, Zn 0.05 mg/L, Cu
0.02 0.01 mg/L of mg/L, Mo, is prepared nutrient solution I；
(5) 5-ALA is weighed by mass parts, is mixed evenly with water in the ratio of 0.01g/L, gained is water-soluble
Liquid is added in the nutrient solution I, is uniformly mixing to obtain nutrient solution II；
The nutrient solution application the following steps are included:
(1) it is poured according to every plant of daily 0.5L with the nutrient solution I at tomato florescence and result initial stage；And at interval of
It 3 days, with the nutrient solution II, is poured according to every plant of daily 0.5L dosage primary；
(2) it is poured according to every plant of daily 1L with the nutrient solution I in tomato result peak period；And at interval of 3 days, with described
Nutrient solution II pours primary according to every plant of daily 1L dosage；
(3) it is poured according to every plant of daily 0.7L with the nutrient solution I in the tomato result later period；And at interval of 3 days, institute is used
Nutrient solution II is stated, is poured according to every plant of daily 0.7L dosage primary.
Embodiment 2
A kind of nutrient solution that tomato low-temperature resistance can be improved, includes following component: urea, potassium nitrate, four nitric hydrates, biphosphate
Potassium, bitter salt, Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, five hydrated sulfuric acids
Copper, 5-ALA；
The ingredient clicks mass parts and weighs:
2500 parts of urea, 7300 parts of potassium nitrate, four 18000 parts of nitric hydrates, 900 parts of potassium dihydrogen phosphate, bitter salt
6000 parts, 0.3 part of Ammonium Molybdate Tetrahydrate, 330 parts of chelated iron, 35 parts of boric acid, 20 parts of Manganous sulfate monohydrate, Zinc vitriol
2.6 parts, 1.1 parts of Salzburg vitriol, 130 parts of 5-ALA；
The mass concentration that the nutrient solution contains a great number of elements N, P, K, Ca is followed successively by 287mg.L-1、15.5mg.L-1、
312mg.L-1、230mg.L-1；
The preparation method of the nutrient solution comprises the steps of:
(1) urea, potassium nitrate, calcium nitrate tetrahydrate are weighed by mass parts, presses 0.17g/L, 0.56g/L, 1.36g/L with water respectively
Ratio mix to and be completely dissolved, obtained aqueous solution is mixed, solution A is uniformly mixing to obtain；
(2) potassium dihydrogen phosphate and bitter salt are weighed by mass parts, it is mixed in the ratio of 0.07g/L, 0.48g/L with water respectively
Stirring is closed to being completely dissolved, obtained aqueous solution is mixed evenly to obtain B solution；
(3) Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, five hydrations are weighed by mass parts
Copper sulphate is mixed in the ratio of 0.2mg/L, 250mg/L, 27mg/L, 16mg/L, 2.0mg/L, 0.8mg/L, completely respectively with water
Obtained aqueous solution is mixed evenly to obtain C solution to dissolving for stirring；
(4) solution A, B solution and C solution are mixed according to the ratio of 2.5:2.5:1, and microelement is added, made micro
The mass concentration in nutrient solution of element reaches: 3.5 0.5 0.52 mg/L, Zn 0.05 of mg/L, Mn of mg/L, B of Fe
0.02 0.01 mg/L of mg/L, Mo of mg/L, Cu, is prepared nutrient solution I；
(5) 5-ALA is weighed by mass parts, is mixed evenly with water in the ratio of 0.01g/L, gained is water-soluble
Liquid is added in the nutrient solution I, is uniformly mixing to obtain nutrient solution II；
The nutrient solution application the following steps are included:
(1) it is poured according to every plant of daily 0.5L with the nutrient solution I at tomato florescence and result initial stage；And at interval of
It 3 days, with the nutrient solution II, is poured according to every plant of daily 0.5L dosage primary；
(2) it is poured according to every plant of daily 1L with the nutrient solution I in tomato result peak period；And at interval of 3 days, with described
Nutrient solution II pours primary according to every plant of daily 1L dosage；
(3) it is poured according to every plant of daily 0.7L with the nutrient solution I in the tomato result later period；And at interval of 3 days, institute is used
Nutrient solution II is stated, is poured according to every plant of daily 0.7L dosage primary.
Embodiment 3
A kind of nutrient solution that tomato low-temperature resistance can be improved, including following component: urea, potassium nitrate, four nitric hydrates, di(2-ethylhexyl)phosphate
Hydrogen potassium, bitter salt, Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, five hydration sulphur
Sour copper, 5-ALA；
The ingredient is weighed by following mass parts: 1700 parts of urea, 5600 parts of potassium nitrate, and four 13600 parts of nitric hydrates, phosphoric acid
700 parts of potassium dihydrogen, 4800 parts of bitter salt, 0.2 part of Ammonium Molybdate Tetrahydrate, 250 parts of chelated iron, 27 parts of boric acid, a hydration
16 parts of manganese sulfate, 2.0 parts of Zinc vitriol, 0.8 part of Salzburg vitriol, 100 parts of 5-ALA；
The mass concentration that the nutrient solution contains a great number of elements N, P, K, Ca is followed successively by 287mg.L-1、15.5mg.L-1、
312mg.L-1、230mg.L-1；
The preparation method of the nutrient solution comprises the steps of:
(1) urea, potassium nitrate, calcium nitrate tetrahydrate are weighed by mass parts, presses 0.17g/L, 0.56g/L, 1.36g/L with water respectively
Ratio mix to and be completely dissolved, obtained aqueous solution is mixed, solution A is uniformly mixing to obtain；
(2) potassium dihydrogen phosphate and bitter salt are weighed by mass parts, it is mixed in the ratio of 0.07g/L, 0.48g/L with water respectively
Stirring is closed to being completely dissolved, obtained aqueous solution is mixed evenly to obtain B solution；
(3) Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, five hydrations are weighed by mass parts
Copper sulphate is mixed in the ratio of 0.2mg/L, 250mg/L, 27mg/L, 16mg/L, 2.0mg/L, 0.8mg/L, completely respectively with water
Obtained aqueous solution is mixed evenly to obtain C solution to dissolving for stirring；
(4) solution A, B solution and C solution are mixed according to the ratio of 2.5:2.5:1, and microelement is added, made micro
The mass concentration in nutrient solution of element reaches: 3.5 0.5 0.52 mg/L, Zn 0.05 of mg/L, Mn of mg/L, B of Fe
0.02 0.01 mg/L of mg/L, Mo of mg/L, Cu, is prepared nutrient solution I；
(5) 5-ALA is weighed by mass parts, is mixed evenly with water in the ratio of 0.01g/L, gained is water-soluble
Liquid is added in the nutrient solution I, is uniformly mixing to obtain nutrient solution II；
It is of the present invention application the following steps are included:
(1) it is poured according to every plant of daily 0.5L with the nutrient solution I at tomato florescence and result initial stage；And at interval of
It 3 days, with the nutrient solution II, is poured according to every plant of daily 0.5L dosage primary；
(2) it is poured according to every plant of daily 1L with the nutrient solution I in tomato result peak period；And at interval of 3 days, with described
Nutrient solution II pours primary according to every plant of daily 1L dosage；
(3) it is poured according to every plant of daily 0.7L with the nutrient solution I in the tomato result later period；And at interval of 3 days, institute is used
Nutrient solution II is stated, is poured according to every plant of daily 0.7L dosage primary.
Comparative experiments
Comparative test 1
Tomato tests kind and chooses " Ba Baoli " tomato, and experimental period starts from August, 2018, and Therapy lasted 4 months, in experiment periods
Between all experimental groups carried out in same greenhouse, to guarantee that all experimental groups are under identical environment；
Experimental method:
Experimental group 1: gained nutrient solution is prepared using embodiment 1, pours tomato according to applying step described in embodiment 1；
Experimental group 2: 5-ALA ingredient, the same embodiment of remaining ingredient and preparation method thereof are not contained in nutrient composition
1, and tomato is poured according to applying step described in embodiment；
Control group 1: using the rugged tomato nutrient solution in mountain, pours tomato according to applying step described in embodiment 1；
Control group 2: the 5-ALA solution with embodiment equivalent isoconcentration is added in the rugged tomato nutrient solution in mountain, and is pressed
Tomato is poured according to applying step described in embodiment 1；
Experimental procedure:
(1) use matrix hole plate seedling growth, four leaf of seedling wholeheartedly when choose the consistent Seeding planting of growing way in cultivating bag, cultivation
The specification of bag is 100 × 20 × 16cm, is colonized three plants of seedling in each cultivating bag；
(2) tetra- groups of A, B, C, D are classified as when tomato seedling entrance will enter florescence, continue to cultivate, into florescence
After fruiting period, start nutrient solution, in which:
A group is poured according to the method for the experimental group 1；
B group is poured according to the method for the experimental group 2；
C group is poured according to the method for the control group 1；
D group is poured according to the method for the control group 2；
During the experiment, different experiments group tomato per mu yield is recorded, and measures the soluble egg contained in different experiments group tomato
The content of white, vitamin C, total Soluble Sugar, experimental result are as shown in table 1:
1 different experiments group result of table
Note: data are indicated with " average value ± standard error ".It is significant (P < 0.05) with lowercase letter indication differences different after column data,
Table 2, table 3 are same；
As shown in Table 1, experimental group 1 is compared with control group 1, and tomato per mu yield improves 16.40%, 2 phase of experimental group 1 and control group
Than tomato per mu yield improves 12.79%；For experimental group 2 compared with control group 1, tomato per mu yield improves 10.44%, thus says
Bright, nutrient solution of the present invention can significantly improve tomato per mu yield, not only with the 5- glycyl third that contains in nutrient composition
Acid is related, it is related also to have other ingredients, and can mutually cooperate between all the components contained and reach better effect, makes tomato mu
Output increased 16.40%, reaches 16314kg667m-2Yield；
In addition, also known according to data in table, compared with control group 1, soluble protein that the tomato that experimental group 1 is cultivated contains,
Vitamin C and Soluble adhesion molecule have been respectively increased 120%, 4.45% and 32.17%；Therefore, nutrient solution of the present invention is used for
Tomato florescence and fruiting period can be improved the effective nutrient composition content of tomato, improve its quality；
During the experiment, as a result peak period measures tomato malonaldehyde value (MDA) content, using tomato leaf as measure object；As a result such as
Shown in table 2:
2 different experiments group malonaldehyde value (MDA) assay result (nmol g of table-1 FW)
As shown in Table 2, for experimental group 1 compared with control group 1, MDA content reduces 34.02%, experimental group 2 compared with control group 1,
MDA content, which reduces 34.02% content, reduces 29.54%；The content of MDA can be used to measure Lipid peroxidation metabolism degree, work as MDA
When content increases, it is likely to result in the collapse of cell membrane, nutrient solution of the present invention can significantly reduce MDA in tomato leaf and contain
Amount, it can low temperature stress is effectively relieved to the peroxidative damage of film, improves the winter resistance of tomato, this not only with the nutrient solution
In the 5-ALA ingredient that contains it is related, it is also related with other ingredients, and all the components mutually compound, for reducing
MDA content has superior technique effect；
Comparative experiments 2
Choosing " Ba Baoli " tomato is experiment kind, and experimental period starts from August, 2018, Therapy lasted 4 months, during the experiment
All experimental groups carry out in same greenhouse, to guarantee that all experimental groups are under identical environment；
Test method:
Experimental group 1: gained nutrient solution is prepared using embodiment 1, pours tomato according to applying step described in embodiment 1；
Control group 1: four hydrations described in embodiment 1 are replaced with calcium carbonate, Diammonium phosphate (DAP), manganese sulfate, zinc sulfate difference equivalent
Calcium nitrate, Ammonium Molybdate Tetrahydrate, Manganous sulfate monohydrate and Zinc vitriol, remaining ingredient and preparation method thereof with embodiment 1,
Tomato is poured according to applying step described in embodiment 1；
Experimental procedure:
(1) use matrix hole plate seedling growth, four leaf of seedling wholeheartedly when choose the consistent Seeding planting of growing way in cultivating bag.Cultivation
The specification of bag is 100 × 20 × 16cm, is colonized three plants of seedling in each cultivating bag；
(2) step (1) described seedling is divided into two groups of A, B, blooms and fruiting period in tomato, is poured using 1 the method for experimental group
A group tomato is filled, pours B group tomato using 1 the method for control group；
During the experiment, experimental group tomato per mu yield is recorded, and makes soluble protein, vitamin C that tomato contains and solvable by oneself
The content of property total reducing sugar, experimental result are as shown in table 3:
3 different experiments group experimental result of table
| Group | Yield (kg667m-2) | Soluble protein (mgg-1) | Vitamin C (mg100g-1) | Total Soluble Sugar % |
| Experimental group 1 | 16314±361.19a | 0.14±0.004a | 38.87±0.12a | 11.11±0.29a |
| Control group 1 | 13529± 211.43b | 0.07±0.001b | 38.29±0.36b | 8.52±0.12b |
As shown in Table 3, compared with control group 1, the per mu yield of experimental group improves 20.59%, and the soluble egg that tomato contains
White, vitamin C and Soluble adhesion molecule are significantly increased, and illustrate nutrient solution of the present invention for improving tomato yield and product
Matter, improving tomato resistance has positive effect.
Claims (7)
1. a kind of nutrient solution that tomato low-temperature resistance can be improved, it is characterised in that: including following component: urea, potassium nitrate, four water
Close nitric acid, potassium dihydrogen phosphate, bitter salt, Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, seven hydration sulphur
Sour zinc, Salzburg vitriol, 5-ALA；
The ingredient clicks mass parts and weighs:
1000 ~ 2500 parts of urea, 4000 ~ 7300 parts of potassium nitrate, four 10000 ~ 18000 parts of nitric hydrates, potassium dihydrogen phosphate 500 ~
900 parts, 3500 ~ 6000 parts of bitter salt, 0.1 ~ 0.3 part of Ammonium Molybdate Tetrahydrate, 180 ~ 330 parts of chelated iron, boric acid 18 ~ 35
Part, 11 ~ 20 parts of Manganous sulfate monohydrate, 1.4 ~ 2.6 parts of Zinc vitriol, 0.5 ~ 1.1 part of Salzburg vitriol, 5- glycyl
70 ~ 130 parts of propionic acid.
2. the nutrient solution of tomato low-temperature resistance can be improved according to claim 1, it is characterised in that: the ingredient is by following
Mass parts weigh: 1700 parts of urea, 5600 parts of potassium nitrate, and four 13600 parts of nitric hydrates, 700 parts of potassium dihydrogen phosphate, seven hydration sulphur
4800 parts of sour magnesium, 0.2 part of Ammonium Molybdate Tetrahydrate, 250 parts of chelated iron, 27 parts of boric acid, 16 parts of Manganous sulfate monohydrate, seven hydrated sulfuric acids
2.0 parts of zinc, 0.8 part of Salzburg vitriol, 100 parts of 5-ALA.
3. the nutrient solution of tomato low-temperature resistance can be improved according to claim 1, it is characterised in that: the nutrient solution further includes
Microelement.
4. the nutrient solution of tomato low-temperature resistance can be improved according to claim 1, it is characterised in that: the nutrient solution contains greatly
Secondary element N, P, K, Ca.
5. the nutrient solution of tomato low-temperature resistance can be improved described in any one of claim 1 ~ 4, it is characterised in that: the nutrient solution
Preparation method comprises the steps of:
(1) urea, potassium nitrate, calcium nitrate tetrahydrate are weighed by mass parts, presses 0.17g/L, 0.56g/L, 1.36g/L with water respectively
Ratio mix to and be completely dissolved, obtained aqueous solution is mixed, solution A is uniformly mixing to obtain；
(2) potassium dihydrogen phosphate and bitter salt are weighed by mass parts, it is mixed in the ratio of 0.07g/L, 0.48g/L with water respectively
Stirring is closed to being completely dissolved, obtained aqueous solution is mixed evenly to obtain B solution；
(3) Ammonium Molybdate Tetrahydrate, chelated iron, boric acid, Manganous sulfate monohydrate, Zinc vitriol, five hydrations are weighed by mass parts
Copper sulphate is mixed in the ratio of 0.2mg/L, 250mg/L, 27mg/L, 16mg/L, 2.0mg/L, 0.8mg/L, completely respectively with water
Obtained aqueous solution is mixed evenly to obtain C solution to dissolving for stirring；
(4) solution A, B solution and C solution are mixed according to the ratio of 2.5:2.5:1, and microelement is added, be prepared as
Nutrient solution I；
(5) 5-ALA is weighed by mass parts, is mixed evenly with water in the ratio of 0.01g/L, gained is water-soluble
Liquid is added in the nutrient solution I, is uniformly mixing to obtain nutrient solution II.
6. can be improved described in a kind of any one of claim 1 ~ 4 tomato low-temperature resistance nutrient solution or claim 5 described in preparation
The application for the nutrient solution that method is prepared, it is characterised in that: the nutrient solution is bloomed applied to tomato and fruiting period.
7. the application of nutrient solution according to claim 6, it is characterised in that: it is described application the following steps are included:
(1) it is poured according to every plant of daily 0.5L with the nutrient solution I at tomato florescence and result initial stage；And at interval of
It 3 days, with the nutrient solution II, is poured according to every plant of daily 0.5L dosage primary；
(2) it is poured according to every plant of daily 1L with the nutrient solution I in tomato result peak period；And at interval of 3 days, with described
Nutrient solution II pours primary according to every plant of daily 1L dosage；
(3) it is poured according to every plant of daily 0.7L with the nutrient solution I in the tomato result later period；And at interval of 3 days, institute is used
Nutrient solution II is stated, is poured according to every plant of daily 0.7L dosage primary.
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