CN104496639A - Paddy rice cadmium-reducing novel carbon-based biological compound fertilizer - Google Patents
Paddy rice cadmium-reducing novel carbon-based biological compound fertilizer Download PDFInfo
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- CN104496639A CN104496639A CN201410697563.0A CN201410697563A CN104496639A CN 104496639 A CN104496639 A CN 104496639A CN 201410697563 A CN201410697563 A CN 201410697563A CN 104496639 A CN104496639 A CN 104496639A
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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
- C05G3/80—Soil conditioners
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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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- 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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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Fertilizers (AREA)
Abstract
A paddy rice cadmium-reducing carbon-based biological compound fertilizer is obtained by mixing evenly urea, ammonium chloride, ammonium sulfate, monoammonium phosphate, potassium chloride, rice husk char, biological enzyme, quick lime and a humic acid raw powder in a certain proportion. The cadmium-reducing carbon-based compound fertilizer is used together with an organic material decomposing agent. The paddy rice dedicated cadmium-reducing carbon-based compound fertilizer can be used in paddy rice fields of various paddy rice production areas, increases the paddy rice continuous cropping soil pH value, reduces the cadmium element mass fraction in paddy rice so as to improve the quality, at the same time, can solve the environmental pollution caused by the rice husk char, guides high-valued production of the rice husk char, and increases the additional value of the rice husk char.
Description
Technical field
The present invention relates to that a kind of paddy rice is special falls cadmium Novel carbon base composite bio-fertilizer, belong to the field of crop fertilizer, be mainly used in the rice terrace in each paddy rice producing region, raise the soil pH value of paddy rice continuous cropping, improve the organic content of soil, reduce the rapid determination of content of cadmium element in rice, thus improve rice quality.
Background technology
The paddy rice producing region in many double cropping of rice Rice Production district, particularly Hunan Province, because double rice cropping system paddy rice continuous cropping causes double rice cropping system soil acidification serious, makes the fertilizer nutrient in soil run off and distribute, causes the water environment pollution around paddy field serious; Soil acidification makes the solubleness of the heavy metal cadmium element in soil in soil increase simultaneously, in rice, cadmium element massfraction is at more than 0.2mg/kg, formed " cadmium rice ", rice quality is declined, affect the healthy of people, also affect the productivity effect of peasant, also material impact is caused to China's Stabilizing Grain Output.
Rice hull carbon is the application of the rice husk after Rice producing by biomass energy gasification Poly-generation technology, at 600-800 DEG C, anaerobic pyrolysis 2-3 hour, adds vaporized chemical afterwards and be oxidized at 600-1200 DEG C, then reduction at 800-600 DEG C.The amount of heat that this process produces is used for generating electricity.Byproduct black material after charred rice husk is referred to as rice hull carbon or biomass charcoal.100kg rice husk can prepare about 30kg rice hull carbon in this way.This rice hull carbon containing have an appointment 50% fixed carbon, the ash content of about 50%.This rice hull carbon main physical and chemical is as follows: pH 10.2, mineral element phosphoric massfraction 683.17mg/kg, element sulphur massfraction 58.90mg/kg, calcium constituent massfraction 303.13mg/kg, magnesium elements massfraction 121.93mg/kg, potassium element massfraction 1598.80mg/kg, zinc element massfraction 2.60mg/kg, manganese element massfraction 24.90mg/kg, element silicon massfraction 517.33mg/kg.
The pH value of rice hull carbon, lime and humic acids is all higher, is the good modifying agent of double rice cropping system acid soil.Rice hull carbon main component containing have an appointment 50% fixed carbon, contained silicon-dioxide, close with soil constituent, can be considered soil surrogate.Rice hull carbon has pore texture, larger specific surface area, special surface functional group.Reduce heavy metal to adsorb in the surface exchange of root system.Rice hull carbon adsorptive power is large, and rice hull carbon can Adsorption of Heavy Metals cadmium element, reduces the mobility of cadmium element in soil, reduces paddy rice to the uptake and accumulation coefficient of cadmium element simultaneously, reduce continuous cropping and hinder.Rice hull carbon has the functions such as many physics, chemistry and biology, and how to fully utilize it is the key subjects being worth research.
Humic acids is animals and plants remains, mainly plant remains, through biologic ferment/microbial decomposition and conversion, and the type organic matter that geochemical a series of process is formed.To rice terrace, effective drop cadmium Novel carbon base composite bio-fertilizer, makes full use of a large amount of oxygen-containing functional groups (carboxyl, lactone group, phenolic hydroxyl group and quinoid carbonyl) of rice hull carbon carrier and humic acids and the metal ion (Cd in soil
2+, Al
3+, Fe
3+, Ca
2+deng) complexing, increase soil colloid diameter, raise soil pH value, in soil colloid structure, humic acids forms organo-mineral colloidal complex by Van der Waals force, hydrogen bond, electrostatic adhesion, positively charged ion key bridge etc.Under suitable conditions, this adsorption can stop heavy metal ion to enter in plant effectively, alleviates the murder by poisoning of heavy metal ion to crop.
Biomass charcoal is the indispensable important materials of industry, agricultural, national defence, traffic, medical and health, environmental protection cause and the top science.Project team researchist gives back the principles such as method fertilizer practice and Formula fertilization by soil testing according to biotechnology, ecotechnology, Organic farming planting technology, plant nutrient, through laboratory for many years and field experiment and practical studies, provide a kind of paddy rice can fall cadmium Novel carbon base composite bio-fertilizer.At present, about comprising the biomass charcoal application of rice hull carbon, in rice terrace, falling cadmium with Novel carbon base composite bio-fertilizer, being not reported so far.
Biomass charcoal has the functions such as many physics, chemistry and biology, but carries out as carrier basic theory mechanism that the development and application of cadmium Novel carbon base composite bio-fertilizer can fall in paddy rice to rice hull carbon and need further research and perfect.
Summary of the invention
The present invention is directed to the main production practical problems in above-mentioned double cropping of rice Rice Production district, develop a kind of paddy rice and can fall cadmium Novel carbon base composite bio-fertilizer formula and application thereof, this is to the environmental pollution solving rice hull carbon generation, instruct the high-valued production of rice hull carbon, improve the added value of rice hull carbon, improve Hunan Rice yield and quality and there is very important theory significance, practical significance and using value.
The technical scheme adopted is: cadmium charcoal base composite bio-fertilizer can fall in a kind of paddy rice, this charcoal base composite bio-fertilizer is made up of urea, ammonium chloride, ammonium sulfate, monoammonium phosphate, Repone K, rice hull carbon, biologic ferment, lime, the former powder of humic acid etc., and charcoal base composite fertilizer per ton is containing urea 70 ~ 80kg, ammonium chloride 120 ~ 130kg, ammonium sulfate 45 ~ 55kg, monoammonium phosphate 110 ~ 120kg, Repone K 100 ~ 110kg, rice hull carbon 250 ~ 325kg, biologic ferment 15 ~ 20kg, lime 190 ~ 245kg, the former powder 6 ~ 7kg of humic acid.
Above-mentioned charcoal base composite fertilizer takes each component by said ratio to carry out Homogeneous phase mixing, can use mixing machine, namely obtain charcoal base composite fertilizer of the present invention during mixing.Above-mentioned charcoal base composite fertilizer can directly be used, and the amount of application of every mu is 140 ~ 180kg, also can use together with organic matter decomposing inoculant, and its addition is that charcoal base composite fertilizer per ton adds 61 ~ 75kg organic matter decomposing inoculant, and amount of application is every mu of 150 ~ 190kg.Can base manure be used as, also can fall apart and execute, can using when Soil tillage, also can use when harrowing a field.
Present invention also offers the effect that cadmium falls in this charcoal base composite bio-fertilizer a kind of in rice terrace, namely cadmium charcoal base composite bio-fertilizer falls in paddy rice.
Contriver, to 30 representative point samplings in double cropping of rice Rice Production district of Hunan Province, carries out the mensuration of physiochemical properties of soil and heavy metal cadmium element massfraction, according to Formula fertilization by soil testing, first determines the formula of Rice composite fertilizer.Then, project team researchist gives back the principles such as method fertilizer practice and Formula fertilization by soil testing according to biotechnology, ecotechnology, Organic farming planting technology, plant nutrient, the research that the laboratory of the moiety one-factor experiment of cadmium Novel carbon base composite bio-fertilizer and field experiment combine can be fallen through paddy rice for many years, design and provide a kind of paddy rice can fall cadmium Novel carbon base composite bio-fertilizer formula.Paddy rice can fall cadmium Novel carbon base composite bio-fertilizer using special rice hull carbon as main carriers, this product has the feature of composite fertilizer, and this product has the feature of soil conditioner, has the advantages that cadmium can fall in paddy rice, this product has the feature of siliceous fertilizer, and this product has fertilizer slow release action character.
Paddy rice can fall cadmium Novel carbon base composite bio-fertilizer formula specific design as following table 1: according to soil testing and formulated fertilization method and composite fertilizer's formula operative norm (GB15063-2009), devise one and can fall cadmium Novel carbon base composite bio-fertilizer compatibility/formula as table 1.
Table 1 composite fertilizer allocation sheet
| Composite fertilizer's composition | Operative norm | Fertile content (kg) per ton |
| Urea | GB2440-2001 | 70.00-80.00 |
| Ammonium chloride | GB/T2946-2008 | 120.00-130.00 |
| Ammonium sulfate | GB535-1995 | 45.00-55.00 |
| Monoammonium phosphate | GB10205-2009 | 110.00-120.00 |
| Repone K | GB6549-1996 | 100.00-110.00 |
| Rice hull carbon | Biomass energy gasification Poly-generation technology | 250.00-325.00 |
| Biologic ferment | GB20287-2006 | 15.00-20.00 |
| Lime | 192.00-245.00 | |
| The former powder of humic acid | 6.00-7.00 |
The present invention is that cadmium Novel carbon base composite bio-fertilizer can fall in one, compared with general composite fertilizer, and can according to the fallen cadmium Novel carbon base composite bio-fertilizer of soil testing and formulated fertilization method to rice application different ratio.The special rice terrace falling cadmium charcoal base composite fertilizer and can be used for each paddy rice producing region of paddy rice, raises the soil pH value of paddy rice continuous cropping, reduces the cadmium element massfraction in rice, thus improves its quality.
1, Changsha Ningxiang County is gone through paving township and is gone through paving village's rice hull carbon field test (secondary cadmium pollution soil)
Test site is gone through paving township at Changsha Ningxiang County and is gone through paving village, and test kind Jinjian Yue You 518 late hybrid rice (Hainan kind), test area is 1.4 mu, and test fertilizer is the charcoal base composite fertilizer of above-mentioned design.A contrast is established in test, use Common compound fertilizer, 3 process, use composite bio-fertilizer, wherein can fall that cadmium composite bio-fertilizer 1 is urea 80kg, ammonium chloride 125kg, ammonium sulfate 50kg, monoammonium phosphate 115kg, Repone K 104kg, rice hull carbon 260kg and the former powder 6kg of biologic ferment 20kg, lime 240kg and soil ulmin add mixing machine and mix; Cadmium composite bio-fertilizer 2 can be fallen mix for charcoal base composite fertilizer per ton adds mixing machine containing urea 75kg, ammonium chloride 125kg, ammonium sulfate 50kg, monoammonium phosphate 115kg, Repone K 104kg, rice hull carbon 310kg and the former powder 6kg of biologic ferment 15kg, lime 200kg and soil ulmin; Can fall that cadmium composite bio-fertilizer 3 is urea 78kg, ammonium chloride 120kg, ammonium sulfate 55kg, monoammonium phosphate 110kg, Repone K 105kg, rice hull carbon 285kg and the former powder 7kg of biologic ferment 20kg, lime 220kg and soil ulmin add mixing machine and mix.Brown rice cadmium content detection method is GB/T 5009.15-2003 first method.Test-results is in table 2.
Table 2 Changsha Ningxiang County is gone through paving township and is gone through that paving village paddy rice is special falls cadmium charcoal base composite fertilizer field test results
Test proves, can reduce the cadmium in rice with rice hull carbon composite bio-fertilizer.Soil pH value brings up to 0.3 ~ 0.5.
2,5 groups, Xiang Rong village of goat's horn township, Lanxi town, Yiyang City Heshan District in 2013 rice hull carbon field test (secondary cadmium pollution soil)
Test site is in 5 groups, Xiang Rong village of goat's horn township, Lanxi town, Yiyang City Heshan District, and test kind Hunan No. 12, Xian in evening, test area 1 mu, test fertilizer is the charcoal base composite fertilizer of above-mentioned design.Control group is established in test, take Common compound fertilizer as fertilizer, test group 3, and be respectively and can fall cadmium composite bio-fertilizer 1, can fall cadmium composite bio-fertilizer 2 and can fall cadmium composite bio-fertilizer 3, its moiety is with above-mentioned test 1.Brown rice cadmium content detection method is GB/T 5009.15-2003 first method.Test-results is in table 3.
Goat's horn township, Lanxi town, table 3 Yiyang City Heshan District falls cadmium charcoal base composite fertilizer field test results to flourish 5 groups of paddy rice are special
3, Hunan Province's Ningxiang County Novel carbon base composite bio-fertilizer application field test (secondary cadmium pollution soil) in 2004
In July, 2004 has carried out at Hunan Province's Ningxiang County the Novel carbon base composite bio-fertilizer application field test that 2 points amount to 200 mu.Can fall cadmium composite bio-fertilizer 4 is urea 80kg, ammonium chloride 123kg, ammonium sulfate 55kg, monoammonium phosphate 120kg, Repone K 100kg, rice hull carbon 270kg, biologic ferment 20kg, lime 225kg, the former powder 7kg of humic acid, adds in mixing machine and carries out Homogeneous phase mixing and get final product.Can fall cadmium composite bio-fertilizer 5 is urea 70kg, ammonium chloride 130kg, ammonium sulfate 45kg, monoammonium phosphate 114kg, Repone K 110kg, rice hull carbon 310kg, biologic ferment 15kg, lime 200kg, the former powder 6kg of humic acid, add in mixing machine and carry out Homogeneous phase mixing, obtain and of the present inventionly fall cadmium Novel carbon base composite bio-fertilizer.Brown rice cadmium content detection method is GB/T5009.15-2003 first method.Test-results is in table 4 and table 5.
Cadmium charcoal base composite bio-fertilizer field test results can fall in table 4 Changsha Ningxiang County whole people township Shuan Jin village paddy rice Zhuliangyou 120
Cadmium charcoal base composite bio-fertilizer field test results can fall in paddy rice mound, Shuan Jin village, table 5 Changsha Ningxiang County whole people township two excellent 916
Embodiment
Embodiment 1
Get urea 70kg, ammonium chloride 130kg, ammonium sulfate 45kg, monoammonium phosphate 114kg, Repone K 120kg, rice hull carbon 300kg, biologic ferment 15kg, lime 200kg, the former powder 6kg of humic acid, add in mixing machine and carry out Homogeneous phase mixing, obtain and of the present inventionly fall cadmium Novel carbon base composite bio-fertilizer.
Embodiment 2
Get urea 80kg, ammonium chloride 123kg, ammonium sulfate 55kg, monoammonium phosphate 120kg, Repone K 100kg, rice hull carbon 270kg, biologic ferment 20kg, lime 225kg, the former powder 7kg of humic acid, add in mixing machine and carry out Homogeneous phase mixing, obtain and of the present inventionly fall cadmium Novel carbon base composite bio-fertilizer.
Embodiment 3
Get urea 80kg, ammonium chloride 123kg, ammonium sulfate 55kg, monoammonium phosphate 120kg, Repone K 100kg, rice hull carbon 270kg, biologic ferment 20kg, lime 225kg, the former powder 7kg of humic acid, add in mixing machine and carry out Homogeneous phase mixing, add organic matter decomposing inoculant 70kg again, remix is even, obtains of the present inventionly to fall cadmium Novel carbon base composite bio-fertilizer.
Claims (3)
1. cadmium charcoal base composite bio-fertilizer can fall in a paddy rice, it is characterized in that: described charcoal base composite bio-fertilizer is made up of urea, ammonium chloride, ammonium sulfate, monoammonium phosphate, Repone K, rice hull carbon, biologic ferment, unslaked lime, the former powder of humic acid, charcoal base composite fertilizer per ton is containing urea 70 ~ 80kg, ammonium chloride 120 ~ 130kg, ammonium sulfate 45 ~ 55kg, monoammonium phosphate 110 ~ 120kg, Repone K 100 ~ 110kg, rice hull carbon 250 ~ 325kg, biologic ferment 15 ~ 20kg, lime 190 ~ 245kg, the former powder 6 ~ 7kg of humic acid.
2. cadmium charcoal base composite bio-fertilizer can fall in a kind of paddy rice according to claim 1, it is characterized in that: described fallen cadmium charcoal base composite fertilizer uses together with organic matter decomposing inoculant, the amount of application of this organism material decomposing agent is, the cadmium charcoal base composite fertilizer that falls per ton is affixed by 61 ~ 75kg organic matter decomposing inoculant.
3. cadmium charcoal base composite bio-fertilizer can fall in a kind of paddy rice as claimed in claim 1, it is characterized in that: fall the application in cadmium in paddy rice.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104861983A (en) * | 2015-05-07 | 2015-08-26 | 环保桥（湖南）生态环境修复有限公司 | Farmland soil conditioner and preparation method thereof |
| CN105123169A (en) * | 2015-07-20 | 2015-12-09 | 四川省中药材有限责任公司 | Culture method for reducing cadmium content of Ligusticum chuanxiong hort |
| CN105348017A (en) * | 2015-12-14 | 2016-02-24 | 黑龙江省达丰科技开发有限责任公司 | Fertilizer suitable for growth of rice and manufacturing method thereof |
| CN105523868A (en) * | 2016-02-25 | 2016-04-27 | 陈金虎 | Silicone, calcium and carbon ternary compound fertilizer and preparation method thereof |
| CN106083377A (en) * | 2016-06-22 | 2016-11-09 | 湖南农业大学 | A kind of Oryza sativa L. fall cadmium charcoal base Recompounded multielement soil conditioner and application thereof |
| CN108299119A (en) * | 2017-01-11 | 2018-07-20 | 深圳市能迩环保科技实业发展有限公司 | A kind of charcoal organic fertilizer and preparation method thereof |
| CN108821873A (en) * | 2018-08-02 | 2018-11-16 | 廊坊达能新能源技术股份有限公司 | Rice hull carbon base manure material and preparation method thereof and its application in Rice Cropping |
| CN105272720B (en) * | 2015-09-23 | 2019-04-02 | 深圳市芭田生态工程股份有限公司 | It can rehabilitating soil, the compound fertilizer of reduction crop Cd uptake and its application |
| CN113528143A (en) * | 2021-07-08 | 2021-10-22 | 华中农业大学 | Rice hull ash powder composite material, and granulation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104861983A (en) * | 2015-05-07 | 2015-08-26 | 环保桥（湖南）生态环境修复有限公司 | Farmland soil conditioner and preparation method thereof |
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| CN106083377A (en) * | 2016-06-22 | 2016-11-09 | 湖南农业大学 | A kind of Oryza sativa L. fall cadmium charcoal base Recompounded multielement soil conditioner and application thereof |
| CN108299119A (en) * | 2017-01-11 | 2018-07-20 | 深圳市能迩环保科技实业发展有限公司 | A kind of charcoal organic fertilizer and preparation method thereof |
| CN108821873A (en) * | 2018-08-02 | 2018-11-16 | 廊坊达能新能源技术股份有限公司 | Rice hull carbon base manure material and preparation method thereof and its application in Rice Cropping |
| CN113528143A (en) * | 2021-07-08 | 2021-10-22 | 华中农业大学 | Rice hull ash powder composite material, and granulation method and application thereof |
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Inventor after: Wang Huiqun Inventor after: Yi Zili Inventor after: Fang Jun Inventor after: Zhang Qinyi Inventor after: Liu Xingqiang Inventor after: Chen Yabo Inventor after: Xiao Liang Inventor before: Wang Huiqun Inventor before: Chen Yabo Inventor before: Fang Jun Inventor before: Zhang Qinyi Inventor before: Liu Xingqiang Inventor before: Fan Xinglu Inventor before: Xing Jiayun |
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Application publication date: 20150408 |