CN108218575A - A kind of sandy soil conditioner prepared with sheep manure - Google Patents
A kind of sandy soil conditioner prepared with sheep manure Download PDFInfo
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- CN108218575A CN108218575A CN201810111557.0A CN201810111557A CN108218575A CN 108218575 A CN108218575 A CN 108218575A CN 201810111557 A CN201810111557 A CN 201810111557A CN 108218575 A CN108218575 A CN 108218575A
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- sheep manure
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- sheep
- biomass charcoal
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Classifications
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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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
- C05F17/50—Treatments combining two or more different biological or biochemical treatments, e.g. anaerobic and aerobic treatment or vermicomposting and aerobic treatment
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Abstract
The present invention relates to prone soil improving technology fields, disclose a kind of sandy soil conditioner prepared with sheep manure, and including sheep manure based biomass charcoal and sheep manure compost, the mass ratio of sheep manure based biomass charcoal and sheep manure compost is 1:3~3:1, the preparation method of sheep manure based biomass charcoal includes：Sheep manure carries out pyrolysis charring under anaerobic through thermal decomposition coke oven, is stored in drier after cooling, and pyrolysis temperature is 550~650 DEG C, and pyrolysis time is 1~2h, and sheep manure compost is prepared by sheep manure through anaerobic fermentation.The modifying agent of the present invention is using sheep manure as raw material; improve the utilization rate of sheep manure; the sandy soil conditioner being prepared can be used for improveing soil Desertification; it both can be with environmental protection; economic circulation can be promoted to develop again, realize the recycling of sheep manure, while there is certain remediation efficiency; it is at low cost, it is easy to spread.
Description
Technical field
The present invention relates to prone soil improving technology fields more particularly to a kind of prone soil prepared with sheep manure to improve
Agent.
Background technology
Soil desertification, also referred to as desertification are a kind of soil degradation processes, are usually happened at arid, semiarid or semi-moist
The region of profit is mainly changed by environment and human activity causes.Sandy land area expansion speed is surprising in the range of our times,
Reach annual 5~70,000 square kilometres, the soil of earth surface 43% is distributed in arid area, has more than 1,000,000,000 people by shadow
It rings, therefore, the whole world is annual will all to lose about 42,000,000,000 dollars.
2011《4th DESERTIFICATION IN CHINA and desertification situation bulletin》Display：2009 end of the year China's Desertification Soil areas
It is 262 × 104km2, sandy land area is 173 × 104km2；2016《5th DESERTIFICATION IN CHINA and desertification situation bulletin》
Display：Compared with the 4th monitoring result, this result shows the good situation of whole containment, continual reductions, function enhancing,
The unremitting effort that government makes in terms of prone soil improvement is embodied, but still there is extension in some areas or even aggravates, it is desirable to
Thoroughly solve the problems, such as that desertification shoulders heavy responsibilities.
China's livestock and poultry breeding industry is quickly grown, and cultivation amount almost will increase by 1~2 times in every 10 years.But the animal dung of quick-fried increasing
Just excretion becomes the focus generally discussed.China's feces of livestock and poultry generated in 2010 is up to 22.35 hundred million tons, and excrement and urine utilization
Rate is generally relatively low, and especially in the southern area in China, the recovery energy rate of excrement is only 5%~10%.In face of so huge
As can turning waste into wealth, livestock and poultry dung recovery is utilized for the big scale of construction, will be to develop the economy to find one pair with environmental protection
The road of win.
Hongyuan County is located at East of Tibetan Plateau edge, and desertification region is concentrated mainly under domestic northwestward Pingba area river
Trip and Ruoergai desertification area connecting place, in the trend promoted along the river by north orientation south.Its major degenerative process is swamp meadow soil-grass
Former meadow soil-grassland-aeolian sandy soil, vegetation growth environment is gradually severe, and the soil organism and content of humic acid become in reduction
Gesture.In addition, the unit weight of topsoil (0~20cm) is less than soil lower floor (20~40cm), the total porosity and hair of topsoil
Porosity is higher than soil lower floor；Meadow totality silt content is higher, shows that North-West Sichuan Alpine Grasslands have the tendency to desertify.
North-West Sichuan Alpine Grasslands belonging to Hongyuan are one of national five big pastoral areas, while are important herbivorous stock raising production
Base, the degeneration on meadow make local pillar industry face a crisis.This area's animal husbandry is flourishing, and supply exceed demand for the excrement of cattle and sheep.
Local Tibetan Herdsmen in addition to using part argol just as fuel other than, mostly sheepfold periphery dig 5~10m dell will be extra
Cattle and sheep excrement emergency burial is got over, and there is no by the use of these excrement as the custom of soil organic fertilizer.
Invention content
The present invention provides a kind of desertification soil prepared with sheep manure for the shortcomings that sheep manure utilization rate is not high in the prior art
Earth modifying agent using the sheep manure of Hongyuan locality as raw material, is carbonized and compost treatment, the sheep manure based biomass charcoal that will be obtained respectively
Add in soil by different quality ratio with sheep manure compost, can notable improving sandy soil, and promote rye grass quality.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：
A kind of sandy soil conditioner prepared with sheep manure, including sheep manure based biomass charcoal and sheep manure compost, the life of sheep manure base
The mass ratio of substance charcoal and sheep manure compost is 1:3~3:1, the preparation method of sheep manure based biomass charcoal includes：Sheep manure is through pyrolytic carbon
Change stove and carry out pyrolysis charring under anaerobic, be stored in drier after cooling, pyrolysis temperature is 550~650 DEG C, during pyrolysis
Between be 1~2h.
Preferably, sheep manure compost is prepared by sheep manure through anaerobic fermentation：Sheep manure is piled up in greenhouse, adds in hair
Ferment agent, piles coniform, and water is uniformly sprayed in sheep manure, sheep manure is made to keep moistening, but not flow out moisture, outside sheep manure
Last layer crushing straw is spread again.Turning is carried out according to the variation of temperature, turning is primary when temperature reaches 50 DEG C or more, anaerobism hair
Ferment 1 month.
Preferably, further including polyacrylamide, the molecular weight of polyacrylamide is 2,000,000~14,000,000, polyacrylamide
The mass ratio of amine and sheep manure based biomass charcoal is 4:9~4:3.
The present invention has significant technique effect as a result of above technical scheme：
(1) using sheep manure as raw material, sheep manure is recycled, improves the utilization rate of sheep manure the present invention by natural environmental-protective of drawing materials,
The sandy soil conditioner being prepared can be used for improveing soil Desertification, not only can be with environmental protection, but also can promote to pass through
Ji cycle development, realizes the recycling of sheep manure, while have certain remediation efficiency, at low cost, easy to spread；
(2) modifying agent of the invention can improve the nitrogen and phosphorus content of prone soil, increase total nitrogen, alkali in soil
Nitrogen and nitrate nitrogen content are solved, increases the content of available phosphorus in soil, adjusts soil pH, soil organic matter content is improved, adds simultaneously
Add polyacrylamide, prone soil can be fixed, enhance retention capacity of soil；
(3) in the grown on soil rye grass after the improvement of the sandy soil conditioner of the present invention, rye grass can be promoted
Fast-growth, increases the biomass of rye grass, while obtained rye grass quality is preferable, and neutral detergent fiber and acidic cleaning are fine
Dimension hplc is relatively low, and crude protein content is higher, preferable with respect to Feeding Value, has higher market value.
Description of the drawings
Fig. 1 be embodiment 1-2 and comparative example 1-4 soil in different form nitrogen content, wherein (a) be total nitrogen of soil
Content, (b) are soil alkaline hydrolysis nitrogen content, and (c) is content of soil nitrate-N, and (d) is soil ammonium content.
Fig. 2 is embodiment 1-2 and the soil total phosphorus of comparative example 1-4 and the content of available phosphorus, wherein (a) contains for soil total phosphorus
Amount, (b) are soil available phosphorus content.
Fig. 3 is the soil pH value of embodiment 1-2 and comparative example 1-4.
Fig. 4 is the soil organic matter content of embodiment 1-2 and comparative example 1-4.
Fig. 5 is the rye grass biomass of embodiment 1-2 and comparative example 1-4.
Fig. 6 is the rye grass neutral detergent fiber content of embodiment 1-2 and comparative example 1-4.
Fig. 7 is the rye grass acid detergent fiber content of embodiment 1-2 and comparative example 1-4.
Fig. 8 is the rye grass crude protein content of embodiment 1-2 and comparative example 1-4.
Fig. 9 is the rye grass of embodiment 1-2 and comparative example 1-4 with respect to Feeding Value.
Specific embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
Collecting soil sample is in Hongyuan County Wa Qie towns, Hongyuan to Ruoergai road, at the about 3km of Wa Qie towns, height above sea level
3476m, sampling area seriously desertify, and ground vegetation is based on a small number of shrubs.Pedotheque is the soil of 0~20cm soil layers,
Pedotheque is directly loadable into flowerpot lower floor (7~15cm), and pedotheque is packed into after being mixed with the sandy soil conditioner of the present invention
Flowerpot upper strata (0~7cm).Pedotheque is tested, field capacity 27%, grain size composition for sand grains (1~
0.05mm) 91.3%, powder (0.05~0.001mm) 2.1% and clay (<0.001mm) 6.6%, other basic physical and chemicals
As shown in table 1：
The basic physical and chemical of 1 pedotheque of table
Grass seeds used in experiment is rye grass, and kind herds 70 for the winter, is purchased from the bold and unconstrained afforestation Co., Ltd in Jiangsu hundred million.
Embodiment 1
A kind of sandy soil conditioner prepared with sheep manure, including 22.5g sheep manures based biomass charcoal and 7.5g sheep manure compost,
The preparation method of sheep manure based biomass charcoal includes：Sheep manure carries out pyrolysis charring under anaerobic through thermal decomposition coke oven, after cooling
It is stored in drier, pyrolysis temperature is 600 DEG C, pyrolysis time 1h.
Sheep manure compost is prepared by sheep manure through anaerobic fermentation：Sheep manure is piled up in greenhouse, leavening is added in, piles
A height of 70cm's is coniform, and water is uniformly sprayed in sheep manure, sheep manure is made to keep moistening, while will not flow out moisture, sheep manure
Last layer crushing straw is spread again in outside.Turning is carried out according to the variation of temperature, turning is primary when temperature reaches 50 DEG C or more, whole
A anaerobic fermentation time continues one month.
The basic physical and chemical of 2 sheep manure based biomass charcoal of table and sheep manure compost
Pot experiment was carried out 10~November in 2016, the basin top internal diameter 15cm of flowerpot used in pot experiment, and basin is a height of
15cm, the volume of basin is 2L, and basin bottom is placed with pallet, after being irrigated with water, can not easily run off the soil in basin.
When loading pedotheque, 1000g pedotheques are first directly added into flowerpot lower floor (7~15cm), 1000g soil-likes
Product are with after sandy soil conditioner mixing, being packed into flowerpot upper strata (0~7cm).Rye grass seeds is sowed with the density of 160/basin, is
Increase survival rate first carries out vernalization processing to grass seeds：Rye grass seeds is laid in pallet, vernalization paper is covered above, uses water
Vernalization paper is soaked, ensures that it is in moisture state, is placed on and is protected from light, 3 days in the environment of room temperature.
During sowing, rye grass seeds earthing about 5mm is every other day sprayed with the ultra-pure water of 600mL pour later.Experimental period
Between, basin is placed in greenhouse, makes all plant that can obtain uniform illumination.During off-test, gather in rye grass leaf and
Rye grass root surrounding soil is test.
Embodiment 2
With embodiment 1, except that the sandy soil conditioner of embodiment 2 further includes 10g polyacrylamides, polypropylene
The molecular weight of amide is 2,000,000~14,000,000.
Comparative example 1
With embodiment 1, except that 1 addition 22.5g sheep manure based biomass charcoal of comparative example.
Comparative example 2
With embodiment 1, except that 2 addition 7.5g sheep manure compost of comparative example.
Comparative example 3
With embodiment 1, except that 3 addition 10g polyacrylamides of comparative example, the molecular weight of polyacrylamide are
2000000~14,000,000.
Comparative example 4
With embodiment 1, except that comparative example 4 does not add sheep manure based biomass charcoal, sheep manure compost and polyacrylamide.
Embodiment 3
With embodiment 2, except that embodiment 3 adds 18g sheep manures based biomass charcoal, 12g sheep manures compost and 24g poly- third
Acrylamide, the pyrolysis temperature of sheep manure based biomass charcoal is 550 DEG C, pyrolysis time 2h.
Embodiment 4
With embodiment 2, gather except that embodiment 4 adds 7.5g sheep manures based biomass charcoal, 22.5g sheep manures compost and 5g
Acrylamide, the pyrolysis temperature of sheep manure based biomass charcoal is 650 DEG C, pyrolysis time 1.5h.
Embodiment 5
The soil and rye grass of embodiment 1-2 and comparative example 1-4 are tested, choose the soil around rye grass root
Nitrogen and phosphorus content are tested, rye grass leaf portion is chosen and tests biomass, and it is fine to pass through neutral detergent fiber, acidic cleaning
Dimension, crude protein content and opposite Feeding Value evaluate the quality of rye grass quality, as a result as follows：
The letter marked in figure represents the conspicuousness (P ＜ 0.05) of the index, if between different embodiment and comparative examples
It is alphabetical different, then it represents that it is there are significant difference (P ＜ 0.05), conversely, then difference is not notable.
As shown in Fig. 1 (a)：The soil total N content of embodiment 1 and comparative example 1-4 are without significant difference, but embodiment 1
Total nitrogen content is higher than comparative example 1-2 and comparative example 4；The soil total N content of embodiment 2 is significantly higher than comparative example 1-2 and comparative example
4,173.3% is increased than comparative example 4, it is fairly obvious to the increase effect of nitrogen.As shown in Fig. 1 (b)：The soil of embodiment 2
Alkaline hydrolysis nitrogen content is 606.7mgkg-1, it is significantly higher than comparative example 1-2 and comparative example 4, with comparative example 3 without significant difference.Such as Fig. 1
(c) shown in：The content of soil nitrate-N of embodiment 2 is significantly higher than comparative example 1-4, compared with comparative example 4, increases 78.7%.
As shown in Fig. 1 (d)：The soil ammonium of embodiment 1-2 is substantially less than comparative example 3-4, with comparative example 1-2 without significant difference.By
This is as it can be seen that embodiment 2 is with the obvious advantage for the Nitrogen Status for improveing soil.
As shown in Fig. 2 (a)：The soil total phosphorus content of embodiment 1 is significantly higher than comparative example 1-4；The soil total phosphorus of embodiment 2
Content is significantly higher than comparative example 2, and there was no significant difference compared with comparative example 1 and comparative example 3-4, but the soil total phosphorus of embodiment 2
Content is higher than comparative example 1 and comparative example 3-4, and compared with comparative example 4, embodiment 1-2 increases 35.6% and 21.3% respectively.Such as
Fig. 2 (b) is shown：The soil available phosphorus content of embodiment 1-2 is significantly higher than comparative example 1-2 and comparative example 4, with comparative example 3 without aobvious
Difference is write, but the soil available phosphorus content of embodiment 1-2, higher than comparative example 3, compared with comparative example 4, embodiment 1-2 increases respectively
70.3% and 81.3%.It can be seen that phosphorus element situation significant effects of the embodiment 1-2 for improving sandy soil.
From the figure 3, it may be seen that the pH of embodiment 1-2 is significantly higher than comparative example 3-4, less than comparative example 1-2, therefore, embodiment 1-2
Soil pH can be adjusted；As shown in Figure 4, the soil organic matter content of embodiment 1-2 is significantly higher than comparative example 2-4, with comparative example 1
There was no significant difference, but higher than comparative example 1, therefore, embodiment 1-2 can improve soil organic matter content.
The height of biomass is tended to as the reference for weighing a certain population or Community Ecology benefit size.It can by Fig. 5
Know, the rye grass biomass of embodiment 1-2 is higher than comparative example 1 and comparative example 3-4, and therefore, embodiment 1-2 can improve rye grass
Biomass.
China is for the no unified standard of evaluation of rye grass quality, and therefore, some domestic grass cultivation companies introduce
The U.S. common rye grass evaluation index judges the quality of rye grass quality, including neutral detergent fiber (NDF), acidic cleaning
Fiber (ADF), crude protein content and opposite Feeding Value (RFV) etc..
NDF and ADF is the fiber content for reflecting rye grass, they are the important indicators for evaluating rye grass as feed,
Its value is smaller, represents that the quality of rye grass is better.By Fig. 6-7 it is found that the NDF contents of embodiment 1 are substantially less than comparative example 1-4,
The NDF contents of embodiment 2 are substantially less than comparative example 1, and with comparative example 2-4 without significant difference, but the NDF contents of embodiment 2 are low
It is close with comparative example 3 in comparative example 2 and comparative example 4；The ADF contents of embodiment 1 are substantially less than comparative example 1-4, embodiment 2
ADF contents are substantially less than comparative example 1-2 and comparative example 4, and there was no significant difference with comparative example 3, but the ADF contents of embodiment 2 are low
In comparative example 3.Therefore, NDF the and ADF contents of embodiment 1-2 are relatively low, and rye grass quality is preferable.
Plant crude protein is the important nutritive index for weighing rye grass quality, and the height of their contents reflects rye herbaceous stem
The quality of amount.As shown in Figure 8, there was no significant difference with comparative example 1-4 for the crude protein content of embodiment 2, but higher than comparative example 1-
4。
RFV is the overall target of an evaluation Grass Quality level, and RFV=100 is basic index, and value is higher, then table
The effect of bright rye grass feeding domestic animal is better, and market value is also higher.As shown in Figure 9, the RFV values of embodiment 1 are significantly higher than
Comparative example 1-4, compared with comparative example 4, the RFV values of embodiment 1 increase 68.5%；The RFV values of embodiment 2 are significantly higher than comparison
Example 1, with comparative example 2-4 without significant difference, but the RFV values of embodiment 2 are higher than comparative example 2 and comparative example 4, close with comparative example 3.
Therefore, the quality of rye grass of the rye grass quality of embodiment 1-2 better than comparative example 1-4, market value are preferable.
In conclusion the sandy soil conditioner of embodiment 1-2 can improve the nitrogen and phosphorus content of prone soil, adjust
Soil acidity or alkalinity is saved, soil organic matter content is improved, while be added to polyacrylamide, retention capacity of soil can be enhanced.
Grown on soil rye grass after the modifying agent improvement of embodiment 1-2, can promote rye grass fast-growth, increase rye grass
Biomass, while obtained rye grass quality is preferable, and neutral detergent fiber and acid detergent fiber content are relatively low, and crude protein contains
Amount is higher, preferable with respect to Feeding Value, has higher market value.
In short, the foregoing is merely presently preferred embodiments of the present invention, all equalizations made according to scope of the present invention patent
Variation and modification should all belong to the covering scope of patent of the present invention.
Claims (3)
1. a kind of sandy soil conditioner prepared with sheep manure, it is characterised in that：Including sheep manure based biomass charcoal and sheep manure compost,
The mass ratio of sheep manure based biomass charcoal and sheep manure compost is 1:3~3:1, the preparation method of sheep manure based biomass charcoal includes：Sheep manure
Pyrolysis charring is carried out under anaerobic through thermal decomposition coke oven, is stored in drier after cooling, and pyrolysis temperature is 550~650
DEG C, pyrolysis time is 1~2h.
2. a kind of sandy soil conditioner prepared with sheep manure according to claim 1, it is characterised in that：Sheep manure compost by
Sheep manure is prepared through anaerobic fermentation：Sheep manure is piled up in greenhouse, leavening is added in, piles coniform, water is uniformly sprayed
It is sprinkled upon in sheep manure, sheep manure is made to keep moistening, but not flow out moisture, spread last layer crushing straw outside sheep manure again.According to temperature
Variation carry out turning, turning is primary when temperature reaches 50 DEG C or more, anaerobic fermentation 1 month.
3. a kind of sandy soil conditioner prepared with sheep manure according to claim 1, it is characterised in that：Further include poly- third
Acrylamide, the molecular weight of polyacrylamide is 2,000,000~14,000,000, and the mass ratio of polyacrylamide and sheep manure based biomass charcoal is
4:9~4:3.
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| CN201810111557.0A CN108218575A (en) | 2018-02-05 | 2018-02-05 | A kind of sandy soil conditioner prepared with sheep manure |
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ID=62670374
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108947651A (en) * | 2018-07-17 | 2018-12-07 | 浙江大学 | A kind of sheep dung charcoal and the method using its reduction paddy soil colloid phosphorus release |
| CN109749752A (en) * | 2019-01-12 | 2019-05-14 | 吴义峰 | A kind of preparation method of sand fixation material |
| CN110981636A (en) * | 2019-12-31 | 2020-04-10 | 中国林业科学研究院 | Sand land water-saving fertilizer-maintaining material based on homologous plants and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108947651A (en) * | 2018-07-17 | 2018-12-07 | 浙江大学 | A kind of sheep dung charcoal and the method using its reduction paddy soil colloid phosphorus release |
| CN108947651B (en) * | 2018-07-17 | 2021-04-09 | 浙江大学 | Sheep manure biochar and method for reducing release of colloidal phosphorus in paddy field soil by using same |
| CN109749752A (en) * | 2019-01-12 | 2019-05-14 | 吴义峰 | A kind of preparation method of sand fixation material |
| CN110981636A (en) * | 2019-12-31 | 2020-04-10 | 中国林业科学研究院 | Sand land water-saving fertilizer-maintaining material based on homologous plants and application thereof |
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