CN109912358A - A kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit - Google Patents

A kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit Download PDF

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Publication number
CN109912358A
CN109912358A CN201910360948.0A CN201910360948A CN109912358A CN 109912358 A CN109912358 A CN 109912358A CN 201910360948 A CN201910360948 A CN 201910360948A CN 109912358 A CN109912358 A CN 109912358A
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selenium
liquid
chelating
dragon fruit
organic fertilizer
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潘丽萍
刘永贤
覃杨华
张丁清
谭骏
邢颖
江泽普
陈锦平
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Guangxi Jinfu Agriculture Co ltd
Guangxi Xinxigu Technology Co ltd
Guangxi Zhuang Nationality Autonomous Region Academy of Agricultural Sciences
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Guangxi Jinfu Agriculture Co ltd
Guangxi Xinxigu Technology Co ltd
Guangxi Zhuang Nationality Autonomous Region Academy of Agricultural Sciences
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Abstract

The present invention provides a kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit, comprising the following steps: step 1: weigh following weight percent raw material: manioc waste 55-65%, dewatered sludge 10-20%, cavings 15%-20, chelating amino acids selenium nutrient solution 0.3-0.5%, bacteria agent 0.1-0.2%, calcined shell powder 8-12%, surplus are deionized water;The bacteria agent includes that the RW of 0.05-0.1% by weight percentage promotees rotten agent and the bacillus subtilis of 0.05-0.15%.The usage amount of sodium selenite raw material is greatly saved in the present invention, to produce suitable Guangxi Se-rich farm products safety, the liquid of standardized production (containing selenium) organic fertilizer.

Description

A kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit
Technical field
The invention belongs to dragon fruit technical field of fertilizers, are related to a kind of selenium-enriched high-calcium organic fertilizer preparation side for dragon fruit Method.
Background technique
Selenium is the essential trace elements of the human body.Selenium is classified as one of 15 kinds of nutrients needed by human by Chinese Soclety of Nutrition, Studies have shown that low selenium or selenium deficiency crowd are not only able to the generation of pre- preventing tumor, hepatopathy etc. by appropriate selenium-supply, and can be improved Body immunity, the vitals normal functions such as the maintenance heart, liver, lung, stomach, prevents the generation of senile Cardial or cerebral vascular diseases.
In order to solve the problems, such as that resident's selenium is insufficient, attention has been turned to selenium-enriched food, had developed a series of by researcher Selenium-rich product: Natural Transformation selenium product, laborious transferring selenium product, crops containing selenium, high-tech nanometer selenium.The study found that utilizing The organic transformation approach of plant increases the content of Selenium In Foods, is the essential measure for improving human body selemium nutrition.Fruit is that China occupies One of main plant food of the people improves the content of selenium in certain fruit, has certain reality to the health of China resident Meaning.
Dragon fruit has very high economic value, integrates fruit, flowers, vegetables, medical advantage.Its fruit can either It is edible, and there is very high nutritive value, anthocyanin, phytalbumin, Vc and dietary fiber rich in have become Excellent green health care food.Pitaya Flower is full of nutrition, function is unique, containing a large amount of active constituent, has improving eyesight, fall fire Effect has preventing hypertension effect, has unique curative effect to cough, asthma.Pitaya Flower can be made into dry vegetalbe as Baoshang raw material Or health functional beverage is prepared, become the health food of dish tea dual-purpose.Dragon fruit is in Taiwan, Guangxi, Guangdong, Hainan, good fortune at present Build the equal fairly large plantation in provinces and regions.Since dragon fruit root system is shallow, the nutriment of upper soll layer can only be absorbed.
The problem that selenium fertilizer utilization rate is low, dragon fruit Se content is low is remained on dragon fruit technique of enriched selenium at present.
Summary of the invention
In view of the drawbacks of the prior art, the object of the present invention is to provide a kind of selenium-enriched high-calcium organic fertilizer systems for dragon fruit Preparation Method, to solve the problems mentioned in the above background technology.
The present invention solves technical problem and adopts the following technical scheme that
The present invention provides a kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit, comprising the following steps:
Step 1: following weight percent raw material: manioc waste 55-65%, dewatered sludge 10-20%, cavings 15- is weighed 20%, chelating amino acids selenium nutrient solution 0.3-0.5%, bacteria agent 0.1-0.2%, calcined shell powder 8-12%, surplus are to go Ionized water;The bacteria agent includes that the RW of 0.05-0.1% by weight percentage promotees rotten agent and the withered grass bud of 0.05-0.15% Spore bacillus;
Step 2: by raw material in step 1 with the revolving speed mixing 1-2h of 200-300r/min, initial mixture is obtained, then Deionized water is added into initial mixture, control water is 25-30%, obtains secondary mixture;
Step 3: building heap for the secondary mixture in step 2, ferments 28-30 days at normal temperature then to get the present invention Selenium-enriched high-calcium organic fertilizer.
Preferably, the chelating amino acids selenium nutrient solution the preparation method comprises the following steps:
Step S1: sodium selenite is soluble in water, it is made into original nut liquid, makes the concentration 30-50g/l of sodium selenite;
Step S2: the original nut liquid of step S1 is mixed with the amino acid solution that mass concentration is 15%-20%, described former female The volume ratio of liquid and amino acid solution is 1:(2-3), concussion chelating is then carried out at 35-45 DEG C 48-72 hours, chelated Liquid;
Step S3: being added adhesive sodium alkyl benzene sulfonate in the chelating liquid, and the sodium alkyl benzene sulfonate is by every liter It chelates liquid and 1-3g is added;It is stirred at 25-35 DEG C with alcoholic fermentation cleaner liquid again secondary chelating 36-48 hours, obtains ammonia Base acid chelates selenium nutrient solution.
Preferably, the volume ratio of the alcoholic fermentation cleaner liquid and chelating liquid is 1:(0.8-1.2).
Preferably, the calcined shell powder is the quenching after 800-1200 DEG C of calcining 4-6h, resulting calcining shellfish after grinding Shell powder.
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) for the present invention by introducing advanced humic acid chelating technology and activating technology, humic acid activation is resolved into can Absorption factor improves humic acid to the sequestering power of selenium element, realizes to the organic chelated of selenium element, recycle the packet of amino acid It by technology, is handled by special process, secondary chelating selenium element, 95% or more inorganic states selenium has converted selenomethionine and seleno The Organic Seleniums such as cystine not only eliminate murder by poisoning risk, and improve the absorption of the chelation percent and Selenium By The Plants of selenium element Utilization rate, is greatly saved the usage amount of sodium selenite raw material, to produce suitable Guangxi Se-rich farm products safety, standardization Liquid (containing selenium) organic fertilizer of production.
(2) contain a large amount of calcium in shell, be simply polished into assignment system in fertilizer, it is difficult to release, cause to make Object absorption rate is not high;And there is a large amount of calcium activated, activated silica and active selenium in the conch meal after high-temperature calcination, it is easier to It is absorbed by crops utilization;Manioc waste is the cassava processing waste removed the peel by giant.Cassava in planting process, due to Heavy metal and exogenous hormone in soil are influenced by cassava is physiological, and main to concentrate on cassava skin, especially heavy metal is on skin Accumulation and distribution is most, and conventional flushing is difficult to the heavy metal of aggregation to understand completely, time-consuming and laborious if artificial cleaning.
Detailed description of the invention
Fig. 1 is the comparison diagram of the dragon fruit grown under selenium-enriched high-calcium fertilizer of the present invention and common organic fertilizer;
Fig. 2 is that different leaching selenium-enriched high-calcium organic fertilizers of the invention handle the influence accumulated to dragon fruit selenium element;
Fig. 3 is the influence that the different leaching amounts of applying of the invention accumulate dragon fruit selenium element;
Fig. 4 is the influence that different foliage-spray modes accumulate dragon fruit selenium element.
Specific embodiment
With reference to the accompanying drawing, preferably embodiment of the invention is described in further detail:
RW promotees rotten agent and is researched and developed by Hebi City Ren Yuan bio-fertilizer Technology R & D Center;Bacillus subtilis is biological from Cangzhou China rain Science and Technology Ltd.'s purchase gained.
Embodiment 1:
A kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit, comprising the following steps:
Step 1: following weight percent raw material: manioc waste 55%, dewatered sludge 10%, cavings 15%, amino acid is weighed Chelating selenium nutrient solution 0.3%, bacteria agent 0.1%, calcined shell powder 8%, surplus is deionized water;The bacteria agent includes By weight percentage 0.05% RW promotees the bacillus subtilis of rotten agent and 0.05%;Calcined shell powder is through 800 DEG C of calcining 4h Afterwards, quenching, resulting calcined shell powder after grinding;
Step 2: by raw material in step 1 with the revolving speed mixing 1h of 200r/min, initial mixture is obtained, then to preliminary Deionized water is added in mixture, control water is 25%, obtains secondary mixture;
Step 3: building heap for the secondary mixture in step 2, ferments 28 days at normal temperature then to get richness of the invention Selenium high calcium organic fertilizer;
Chelating amino acids selenium nutrient solution the preparation method comprises the following steps:
Step S1: sodium selenite is soluble in water, it is made into original nut liquid, makes the concentration 30g/l of sodium selenite;
Step S2: the amino acid solution that the original nut liquid of step S1 and mass concentration are 15% mix, the original nut liquid and The volume ratio of amino acid solution is 1:2, concussion chelating is then carried out at 35 DEG C 48 hours, obtains chelating liquid;
Step S3: being added adhesive sodium alkyl benzene sulfonate in the chelating liquid, and the sodium alkyl benzene sulfonate is by every liter It chelates liquid and 1g is added;It is stirred secondary chelating at 25 DEG C with alcoholic fermentation cleaner liquid again 36 hours, alcoholic fermentation cleaner liquid Volume ratio with chelating liquid is 1:0.8, obtains liquid selenium-rich fertilizer.
Embodiment 2:
A kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit, comprising the following steps:
Step 1: following weight percent raw material: manioc waste 65%, dewatered sludge 20%, cavings 20%, amino acid is weighed Chelating selenium nutrient solution 0.5%, bacteria agent 0.2%, calcined shell powder 12%, surplus is deionized water;The bacteria agent packet Include the by weight percentage 0.1% rotten agent of RW rush and 0.15% bacillus subtilis;Calcined shell powder is to calcine through 1200 DEG C After 6h, quenching, resulting calcined shell powder after grinding;
Step 2: by raw material in step 1 with the revolving speed mixing 2h of 300r/min, initial mixture is obtained, then to preliminary Deionized water is added in mixture, control water is 30%, obtains secondary mixture;
Step 3: building heap for the secondary mixture in step 2, ferments 30 days at normal temperature then to get richness of the invention Selenium high calcium organic fertilizer;
Chelating amino acids selenium nutrient solution the preparation method comprises the following steps:
Step S1: sodium selenite is soluble in water, it is made into original nut liquid, makes the concentration 50g/l of sodium selenite;
Step S2: the amino acid solution that the original nut liquid of step S1 and mass concentration are 20% mix, the original nut liquid and The volume ratio of amino acid solution is 1:3, concussion chelating is then carried out at 45 DEG C 72 hours, obtains chelating liquid;
Step S3: being added adhesive sodium alkyl benzene sulfonate in the chelating liquid, and the sodium alkyl benzene sulfonate is by every liter It chelates liquid and 3g is added;It is stirred secondary chelating at 35 DEG C with alcoholic fermentation cleaner liquid again 48 hours, alcoholic fermentation cleaner liquid Volume ratio with chelating liquid is 1:1.2, obtains liquid selenium-rich fertilizer.
Embodiment 3:
A kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit, comprising the following steps:
Step 1: following weight percent raw material: manioc waste 60%, dewatered sludge 15%, cavings 17.5%, amino is weighed Acid chelating selenium nutrient solution 0.4%, bacteria agent 0.15%, calcined shell powder 10%, surplus are deionized water;The bacteria agent RW including by weight percentage 0.075% promotees the bacillus subtilis of rotten agent and 0.1%;Calcined shell powder is to forge through 1000 DEG C After burning 5h, quenching, resulting calcined shell powder after grinding;
Step 2: by raw material in step 1 with the revolving speed mixing 1.5h of 250r/min, initial mixture is obtained, then to first Deionized water is added in step mixture, control water is 27.5%, obtains secondary mixture;
Step 3: building heap for the secondary mixture in step 2, ferments 29 days at normal temperature then to get richness of the invention Selenium high calcium organic fertilizer;
Chelating amino acids selenium nutrient solution the preparation method comprises the following steps:
Step S1: sodium selenite is soluble in water, it is made into original nut liquid, makes the concentration 40g/l of sodium selenite;
Step S2: the original nut liquid of step S1 is mixed with the amino acid solution that mass concentration is 15%-20%, described former female The volume ratio of liquid and amino acid solution is 1:2.5, concussion chelating is then carried out at 40 DEG C 60 hours, obtains chelating liquid;
Step S3: being added adhesive sodium alkyl benzene sulfonate in the chelating liquid, and the sodium alkyl benzene sulfonate is by every liter It chelates liquid and 2g is added;It is stirred secondary chelating at 30 DEG C with alcoholic fermentation cleaner liquid again 42 hours, alcoholic fermentation cleaner liquid Volume ratio with chelating liquid is 1:1.0, obtains liquid selenium-rich fertilizer.
Comparative example 1:
It applies organic fertilizer of the present invention and the dragon fruit result under common organic fertilizer is as shown in Figure 1.
Experimental example 1
Dragon fruit high-efficient selenium-rich cultivation technique research
Dragon fruit production base Selenium in Soil local value is investigated, Se content 0.015mg/kg, and not up to selenium-rich water is flat, Therefore it is activated by Selenium in Soil element and is combined with external source blade face selenium element reinforcement technique, study different selenium element schedule of reinforcements to dragon fruit The influence of edible part Se content.Specific method and result of study are:
1, the reinforcing of Selenium in Soil element and Study of Activation: 4 different disposals of setting indicate are as follows: control (CK), green, white, yellow (difference 3 kinds of different selenium-enriched high-calcium organic fertilizers are represented, effective Se content is respectively 1.26%, 2.52%, 3.78%, on the spot fertile by the North Sea Industry Co., Ltd provides).Method: 5 days root applications before plant knot bud pick first flue after 500kg/ mus of dosage mature Fruit detects Se content and heavy metal cadmium content and soil Se content.After processed, soil Se content reaches 1.59mk/kg.Fruit From appearance, it is apparent that the fruit head handled by selenium-enriched high-calcium organic fertilizer is greater than the fruit of common organic fertilizer processing It is real.Different disposal dragon fruit edible part Se content as shown in Fig. 2, application selenium-enriched high-calcium organic fertilizer carry out Selenium in Soil element strengthen with Activation significantly improves dragon fruit Se content, and with the raising of organic fertilizer Se content, dragon fruit improves the accumulation of selenium, right It is respectively 0.00312,0.0265,0.0422,0.0498mg/kg, control according to dragon fruit Se content under (CK), green, white, yellow processing Group is not up to rich selenium fruit standard, and the dragon fruit of other 3 groups of processing reaches rich selenium fruit standard.
2, the reinforcing of selenium element is applied in soil leaching: as shown in table 1,4 processing, which are arranged, to be indicated are as follows: CK, leaching apply 600, leaching and apply 1000, leaching Apply 1200.Method: when dragon fruit just ties petal, leaching applies 600, leaching applies 1000, leaching and applies 1200 respectively amino is applied in leaching per acre Acid chelating selenium nutrient solution (effective selenium contains mass concentration 0.2%) fertile 600,1000,1200ml/ mus, dilute 100 times, uniformly leaching is applied In dragon fruit root.The harvest detection Se content after first fruit is mature.Testing result is as shown in Figure 3.Leaching apply 1000ml/ mu with Leaching apply 1200ml/ mu handle under, dragon fruit Se content just reaches rich selenium fruit standard, and control group and leaching apply that 600ml/ is per mu not to be reached Mark.(CK, leaching apply 600, leaching apply 1000, leaching apply 1200 dragon fruit Se contents be respectively 0.00312,0.0028,0.0324, 0.0724mg/kg)。
Table 1
Spray processing Se(mg/kg)
CK 0.003
Single 200 0.025
Single 400 0.047
Single 600 0.044
Double times 200 0.021
Double times 400 0.0446
3, selenium element in blade face is strengthened: in Pitaya Flower latter stage, spraying chelating amino acids selenium nutrient solution, setting single sprays and double It is secondary to spray.It is respectively 200ml/ mus, 400ml/ that chelating amino acids selenium nutrient solution (effective selenium contains mass concentration 0.2%), which sprays total amount, Mu, 600ml/ mus.After maturation, first dragon fruit detection Se content is harvested, as a result as shown in figure 4, same selenium fertilizer dosage, divides It is more preferable to spray the effect absorbed to dragon fruit selenium element for 2 times, and with the raising for spraying selenium concentration, pulp Se content is improved, blade face The dragon fruit edible part of Spraying Se-fertilizer processing reaches rich selenium fruit standard.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention Protection scope.

Claims (4)

1. a kind of selenium-enriched high-calcium preparation method of organic fertilizer for dragon fruit, which comprises the following steps:
Step 1: weigh following weight percent raw material: manioc waste 55-65%, dewatered sludge 10-20%, cavings 15-20%, Chelating amino acids selenium nutrient solution 0.3-0.5%, bacteria agent 0.1-0.2%, calcined shell powder 8-12%, surplus are deionization Water;The bacteria agent includes that the RW of 0.05-0.1% by weight percentage promotees rotten agent and the bacillus subtilis of 0.05-0.15% Bacterium;
Step 2: by raw material in step 1 with the revolving speed mixing 1-2h of 200-300r/min, initial mixture is obtained, then to first Deionized water is added in step mixture, control water is 25-30%, obtains secondary mixture;
Step 3: building heap for the secondary mixture in step 2, and then fermenting 28-30 days at normal temperature has to get selenium-enriched high-calcium Machine fertilizer.
2. being used for the selenium-enriched high-calcium preparation method of organic fertilizer of dragon fruit as described in claim 1, which is characterized in that the amino Acid chelating selenium nutrient solution the preparation method comprises the following steps:
Step S1: sodium selenite is soluble in water, it is made into original nut liquid, makes the concentration 30-50g/l of sodium selenite;
Step S2: the amino acid solution that the original nut liquid of step S1 and mass concentration are 15%-20% mix, the original nut liquid and The volume ratio of amino acid solution is 1:(2-3), concussion chelating is then carried out at 35-45 DEG C 48-72 hours, obtain chelating liquid;
Step S3: being added adhesive sodium alkyl benzene sulfonate in the chelating liquid, and the sodium alkyl benzene sulfonate is to chelate by every liter 1-3g is added in liquid;It is stirred at 25-35 DEG C with alcoholic fermentation cleaner liquid again secondary chelating 36-48 hours, obtains amino acid Chelate selenium nutrient solution.
3. being used for the selenium-enriched high-calcium preparation method of organic fertilizer of dragon fruit as claimed in claim 2, which is characterized in that the alcohol hair The volume ratio of ferment cleaner liquid and chelating liquid is 1:(0.8-1.2).
4. being used for the selenium-enriched high-calcium preparation method of organic fertilizer of dragon fruit as described in claim 1, which is characterized in that the calcining shellfish Shell powder is the quenching after 800-1200 DEG C of calcining 4-6h, resulting calcined shell powder after grinding.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114540244A (en) * 2022-03-17 2022-05-27 广西壮族自治区林业科学研究院 Growth-promoting bacteria and microbial fertilizer for promoting growth of Chinese fir
CN115259965A (en) * 2022-07-21 2022-11-01 广西壮族自治区农业科学院 Method for realizing paddy soil live selenium and cadmium passivation by utilizing microbial regulation

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960015149B1 (en) * 1994-08-08 1996-11-01 정해자 The method of fertilizer containing added bacterial culcures or the like
CN106045667A (en) * 2016-05-27 2016-10-26 广西壮族自治区农业科学院农业资源与环境研究所 Preparation method and application of liquid selenium-rich fertilizer
CN106905076A (en) * 2017-03-14 2017-06-30 广西壮族自治区农业科学院农业资源与环境研究所 A kind of selenium-enriched high-calcium organic fertilizer and preparation method and application

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960015149B1 (en) * 1994-08-08 1996-11-01 정해자 The method of fertilizer containing added bacterial culcures or the like
CN106045667A (en) * 2016-05-27 2016-10-26 广西壮族自治区农业科学院农业资源与环境研究所 Preparation method and application of liquid selenium-rich fertilizer
CN106905076A (en) * 2017-03-14 2017-06-30 广西壮族自治区农业科学院农业资源与环境研究所 A kind of selenium-enriched high-calcium organic fertilizer and preparation method and application

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114540244A (en) * 2022-03-17 2022-05-27 广西壮族自治区林业科学研究院 Growth-promoting bacteria and microbial fertilizer for promoting growth of Chinese fir
CN115259965A (en) * 2022-07-21 2022-11-01 广西壮族自治区农业科学院 Method for realizing paddy soil live selenium and cadmium passivation by utilizing microbial regulation

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