CN102165904B - Method for producing water-retaining lightweight degraded nutritional block for cultivation of tidal marsh forestation seedlings - Google Patents
Method for producing water-retaining lightweight degraded nutritional block for cultivation of tidal marsh forestation seedlings Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 235000016709 nutrition Nutrition 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 235000015097 nutrients Nutrition 0.000 claims abstract description 15
- 239000002689 soil Substances 0.000 claims abstract description 14
- 239000002028 Biomass Substances 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 239000002002 slurry Substances 0.000 claims abstract description 9
- 238000010521 absorption reaction Methods 0.000 claims abstract description 6
- 239000010903 husk Substances 0.000 claims description 19
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 239000011159 matrix material Substances 0.000 claims description 15
- 230000000050 nutritive effect Effects 0.000 claims description 14
- 241000209094 Oryza Species 0.000 claims description 12
- 235000007164 Oryza sativa Nutrition 0.000 claims description 12
- 235000009566 rice Nutrition 0.000 claims description 12
- 239000003415 peat Substances 0.000 claims description 10
- 241000209140 Triticum Species 0.000 claims description 7
- 235000021307 Triticum Nutrition 0.000 claims description 7
- 239000003337 fertilizer Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 5
- 239000010931 gold Substances 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 239000012467 final product Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 230000002745 absorbent Effects 0.000 claims description 3
- 239000002250 absorbent Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 229920001131 Pulp (paper) Polymers 0.000 claims description 2
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 claims description 2
- 239000004927 clay Substances 0.000 claims description 2
- 210000003608 fece Anatomy 0.000 claims description 2
- 235000013312 flour Nutrition 0.000 claims description 2
- 239000010871 livestock manure Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 238000011160 research Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 150000003839 salts Chemical class 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 230000012010 growth Effects 0.000 abstract description 3
- 230000035764 nutrition Effects 0.000 abstract description 3
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- 241000196324 Embryophyta Species 0.000 description 8
- 239000011780 sodium chloride Substances 0.000 description 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
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- 230000007812 deficiency Effects 0.000 description 2
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- 239000002253 acid Substances 0.000 description 1
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- Cultivation Of Plants (AREA)
Abstract
The invention relates to a method for producing a water-retaining lightweight degraded nutritional block for the cultivation of tidal marsh forestation seedlings, which comprises the following five steps of: 1, preparing materials, namely pressing a load bearing body by selecting biomass slurry and a biomass water-retaining agent of which the water absorption is up to 1,000 to 1,200 g/g as raw materials, and selecting loosened lightweight nutrition-enriched and water-retaining raw materials as a nutritional substrate; 2, manufacturing a die and selecting a pressing machine; 3, pressing the load bearing body; 4, preparing the nutritional substrate; and 5, producing the nutritional block. The nutritional block produced by the method is suitable for seedling cultivation and transplantation of agriculture and forestry and particularly provides the excellent growth condition of the seedling stage for the seedling cultivation and growth of coastal salt licks and the survival and forest establishment of forestry land forestation; and compared with the prior art, the load bearing body is penetrated by root systems of nursery stocks easily and has the characteristics of solidifying during drying and absorbing water during humidity, the substrate is rich in nutrition, lightweight and water-retaining, and the biomass water-retaining agent can release moisture and nutrient substances slowly, and is degraded finally to form a soil organic matter to improve a structure of soil.
Description
Technical field
The present invention relates to a kind of method that is used for the water conservation lightweight degradation-type nutritive cube of tidal land afforestation seedling cultivation with main material production such as degradable high hydroscopic resin and charring rice husks.
Background technology
The soil salinization has become a global problem.Along with the fast development of agriculture and forestry production and the speed of development and Utilization of Land Resources are accelerated greatly, the problem of the soil salinization and secondary salinization also is on the rise.According to statistics, saline soil every year in the whole world is with 1,000,000～1,500,000 hm
2Speed increment.China has 9,913 ten thousand hm approximately
2Saline soil, about 1,733 ten thousand hm of potential salinization soil
2By 2008, China also had the still untapped utilization of the saline soil about 80%.The soil salinization is not only a main factor of restriction agricultural production development, also is the material impact factor of forestry projects such as the greening of restriction coastal region alkaline land improving, shelter forest construction.
Plant absorbs moisture from soil, mainly be the osmotic pressure that leans on cell.Soluble salt content is high in the saline land, and soil solution concentration and osmotic pressure are increased, and cell is difficult to absorb moisture, " physiological drought " and death occur.On the other hand, in the salt marsh environment, more sodium ion and the chlorion of the compelled absorption of plant; The free calcium of cell is absorbed by sodium; Produce the phenomenon of osmosis of cell membrane, endotrophic can not balance, usually shows the disappearance and the deficiency of various nutritive elements; Can cause the physiology of salt ion to poison, plant wilt, poisoning and mashed root are dead.To the hazard mechanism of saline land, in afforestation, mainly take to build raised fields, the aggregate measures such as pressing salt, pad separation layer, organic fertilizer, the anti-saline and alkaline seeds of choosing of pouring water afforest to plant.It is the most economical effective measures of salination land restoration that vegetation is repaired, and the final purpose that repair in the saline land also is to realize recovery and the reconstruction of vegetation.The method of afforestation is generally adopted in revegetation at present, but survival rate is low, does not also have a simple supporting technology of overlapping successfully both at home and abroad.
CN 201234473Y has announced Dou Yongwei and Qin Weizhi's " the plant nutrition piece that is used for desert afforestation " utility model patent technology; Antiseepage film, separated impervious barrier, water-keeping material layer and the nutritive layer of leaking are in layer spread; Complex operation, mineral water-loss reducer water absorbent rate is low.CN 201504464U and CN 201274685Y disclose " peat raise seedling nutritive cube " two utility model patent technology of Guo Wenli's " plant species cultivate nutritive cube " and Qingdao king's sea wind respectively; Adopt peat to be pressed into nutritive cube; Integrate matrix, nutrition, control disease, acid adjustment, container; Easy to operate, but water retention property is poor, is not suitable for using in the saline land.
Summary of the invention
To the above-mentioned deficiency of prior art, the technical problem that the present invention will solve is to design a kind of tidal land afforestation seedling to cultivate with water conservation lightweight degradation-type nutritive cube production method.
The technical scheme that solves the problems of the technologies described above is to carry out as follows:
(1) gets the raw materials ready
A, biomass slurry: Suichang, Zhejiang Province gold is contained the wood pulp that fiber Co., Ltd produces;
B, living beings water-loss reducer: this water-loss reducer is a powder; Its production method has been open in " carboxymethyl wood flour water absorbent and the production method thereof " of 200810161600.0 Zhejiang Forestry Institutes at number of patent application; The pilot plant production and selling of this institute; Water absorption rate 1000-1200g/g, rate of water absorption 30g/min;
C, charring rice husk or wheat husk: adopt the charring rice husk or the charing wheat husk of the charred rice husk machine a20 production of Pingdingshan City, Henan Province blue sky stalk Energy Research Institute design, the charing capacity is 0.1～0.2 gram per centimeter
3, carbon content is 56～62%;
D, peat: the peat that adopts Laiwu, Shandong gold promise geosynthetics Co., Ltd to produce, dry weight unit weight is the 0.2-0.3 gram per centimeter
3, the content of organic matter is more than 70%, humus 30-48%, and pH value 4.5-6.5, nitrogen, phosphorus, potassium total amount are at 1.5%-2.5%;
E, loam: the soil of clay content 25%-38%;
F, fertilizer: " Mo Gan farmers' " the board organic manure that adopts east, Deqing, Zhejiang prosperous complex fertilizer Co., Ltd to produce, the content of organic matter 35%, nitrogen, phosphorus, potassium total content are 6%;
(2) selection of molding and press: supporting body is unlimited cube suitable for reading or cylinder, wall thickness 2-5mm, high 100-300mm; Length and wide 100-500mm, or diameter 100-500mm can be by big to little specification seriesization; Corresponding mould external coordination is made, and selects the moulding press compacting for use;
(3) compacting of supporting body: use 95 weight portion moisture content to be the biomass slurry of 10%-15% and the living beings water-loss reducer of 5 weight portions, mold pressing 2min in following 170 ℃ of the 4-5MPa pressure, the demoulding;
(4) preparation of nutrient matrix: be mixed by following raw materials according and weight portion thereof, 15-30 part charring rice husk or charing wheat husk, 25-35 part peat, 20-30 part loam, 5-15 part fertilizer and 2-10 part living beings water-loss reducer mix;
(5) production of grow seedling nutritional piece: the nutrient matrix that step (4) is mixed with is packed in the supporting body that step (3) is pressed into to the amount of volume 3/4, gets final product with the pressure compacting of 1-2MPa.
The invention has the beneficial effects as follows: (1) is processed by biomass slurry and living beings water-loss reducer because of supporting body, thus solidify when having drying, suction is suitable for plant root growth when moist, and the characteristic of ecological safety.The living beings water-loss reducer plays the adhesive effect when mold pressing, also can store moisture and slowly discharge, and can improve soil organic matter content, improved soil nodule structure behind the natural degradation.(2) contain compositions such as charring rice husk, homemade peat, living beings water-loss reducer and fertilizer in the nutrient matrix, have characteristics such as lightweight, water conservation, guarantor be fertile, low-cost and nutritious, can also store precipitation is that tidal land afforestation trees provide moisture.
Embodiment
Make further detailed description below in conjunction with embodiment: the nutritive cube that the present invention indicated comprises supporting body and nutrient matrix two parts, be square body or cylinder, the long 100-500mm of square body; High 100-300mm; Wide 100-500mm, cylindrical diameter 100-500mm, high 100-500mm.
The present invention adopts biomass slurry to process supporting body, and it is raw material with bamboo wood machining residues, logging slash etc. that this biological material adopts Suichang, Zhejiang Province gold to contain fiber Co., Ltd, the slurry that QM6 type defibrator is produced.Supporting body wall thickness 2-5mm helps that root system of plant penetrates, light weight, low, the ecological safety of cost.The living beings water-loss reducer plays the adhesive effect when mold pressing, also can store moisture and slowly discharge, and natural degradation can improve soil organic matter content, improved soil nodule structure, and suction is suitable for characteristics such as plant root growth when curing when having drying, humidity.The nutrient matrix that is added with the living beings water-loss reducer has high-hydroscopicity, can effectively store precipitation, for tidal land afforestation trees provide moisture, effectively improves survival rate and the amount of growth of nursery stock.
Raw material and the weight portion thereof that to prepare nutrient matrix below are listed in the table below by eight embodiment:
Embodiment 1: suppress supporting body earlier, select the mould of required specification, place moulding press; By 95 weight portion moisture content is that biomass slurry and the 5 weight portion living beings water-loss reducers of 10%-15% are mixed, and adds in the mould after mixing thoroughly, with 4MPa or 5MPa pressure; Mold pressing 2min in 170 ℃, the demoulding; The preparation (concrete raw material and weight portion referring to corresponding numerical value among the last table embodiment 1) thereof of carrying out nutrient matrix again is mixed with 15 parts of charring rice husks, 25 parts of peat, 20 parts of loams, 5 parts of fertilizers, 2 parts of living beings water-loss reducers and mixes thoroughly; Be the production of grow seedling nutritional piece at last, the nutrient matrix of processing joined in the supporting body that to the amount of this supporting body volume 3/4, use press 1-2MPa at normal temperatures, compacting gets final product.
During concrete the use, with seed or seedling program request or transplant to nutritive cube, cultivate after watering sufficient water, transplant when transplanting specification requirement, promptly dig and water sufficient water after the nutritive cube of being with seedling is imbedded in the cave and get final product at tidal land to according with.
All the other embodiment 2-8 all contrast raw material shown in the corresponding embodiment sequence and weight portion proportioning value thereof in this table in the last table, mix to mix thoroughly making nutrient matrix with embodiment 1 same procedure.
Among eight embodiment of last table, preferred with the nutrient matrix of embodiment 2,4 preparation gained.
The key of this method is to get hold of compacting supporting body, preparation nutrient matrix and produce three links of nutritive cube in a word; It is comparatively single with proportioning value and the processing conditions of producing nutritive cube wherein to suppress supporting body; Enumerate no longer one by one; But because of the preparation of nutrient matrix has the selection problem of charring rice husk and charing wheat husk, the weight portion of proportioning is again an interval value, explains so only it is enumerated eight embodiment with tabular form.
Claims (1)
1. a tidal land afforestation seedling is cultivated with water conservation lightweight degradation-type nutritive cube production method, it is characterized in that carrying out as follows:
(1) gets the raw materials ready
A, biomass slurry: Suichang, Zhejiang Province gold is contained the wood pulp that fiber Co., Ltd produces;
B, living beings water-loss reducer: this water-loss reducer is a powder; Its production method is open in " carboxymethyl wood flour water absorbent and the production method thereof " of 200810161600.0 Zhejiang Forestry Institutes; The pilot plant production and selling of this institute, water absorption rate 1000-1200g/g, rate of water absorption 30g/min;
C, charring rice husk or wheat husk: charring rice husk or wheat husk that the charred rice husk machine a20 of Pingdingshan City, Henan Province blue sky stalk Energy Research Institute design produces;
D, peat: the peat that Laiwu gold promise geosynthetics Co., Ltd produces;
E, loam: the soil of clay content 25%-38%;
F, fertilizer: " Mo Gan farmers' " board organic manure that east, Deqing, Zhejiang prosperous complex fertilizer Co., Ltd produces;
(2) selection of molding and press: supporting body is cube or cylinder, cubical high 100-300mm, long and wide 100-500mm; The diameter 100-500mm of cylinder; High 100-500mm, supporting body wall thickness 2-5mm can be by big to little specification seriesization; Corresponding mould external coordination is made, and selects the moulding press compacting for use;
(3) compacting of supporting body: use 95 weight portion moisture content to be the biomass slurry of 10%-15% and the living beings water-loss reducer of 5 weight portions, mold pressing 2min in following 170 ℃ of the 4-5MPa pressure, the demoulding;
(4) preparation of nutrient matrix: be mixed by following raw materials according and weight portion thereof, 15-30 part charring rice husk or charing wheat husk, 25-35 part peat, 20-30 part loam, 5-15 part fertilizer and 2-10 part living beings water-loss reducer mix;
(5) production of grow seedling nutritional piece: the nutrient matrix that step (4) is mixed with is packed in the supporting body that step (3) is pressed into to the amount of volume 3/4, gets final product with the pressure compacting of 1-2MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100021061A CN102165904B (en) | 2011-01-06 | 2011-01-06 | Method for producing water-retaining lightweight degraded nutritional block for cultivation of tidal marsh forestation seedlings |
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| CN2011100021061A CN102165904B (en) | 2011-01-06 | 2011-01-06 | Method for producing water-retaining lightweight degraded nutritional block for cultivation of tidal marsh forestation seedlings |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102515976B (en) * | 2011-12-27 | 2014-01-01 | 中国水稻研究所 | Soil dressing plug seedling raising matrix for rice, and seedling raising method thereof |
| CN103703978B (en) * | 2013-12-20 | 2015-07-22 | 广西大学 | Method for fixing olive tree fruits through kaolin to cultivate seedlings and plant mangrove forests |
| CN105393836B (en) * | 2015-11-25 | 2018-05-18 | 沈阳农业大学 | A kind of agricultural crop straw nutrition kind sticks together moulding process and equipment |
| CN108633547A (en) * | 2018-05-21 | 2018-10-12 | 天津城建大学 | A kind of xylophyta incubator and preparation method thereof and application method |
| CN109197365A (en) * | 2018-11-20 | 2019-01-15 | 钦州市林业科学研究所 | A kind of method for cultivating seedlings of Hainan wind nanmu |
| CN113330997B (en) * | 2021-07-02 | 2022-05-06 | 北京中农新星农业科技有限责任公司 | Water-retaining matrix and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101357970A (en) * | 2008-09-23 | 2009-02-04 | 浙江林学院 | Carboxymethyl wood flour water absorbent and preparation method thereof |
| CN201274685Y (en) * | 2008-09-26 | 2009-07-22 | 王海风 | Turf nutrition block for seedling cultivation |
| CN101536665A (en) * | 2009-04-30 | 2009-09-23 | 凌鹏 | Moisture-retention soil used for roof cultivation |
| CN201504464U (en) * | 2009-03-26 | 2010-06-16 | 漳州仂元工业有限公司 | Nutrient block for culturing plants |
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2011
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101357970A (en) * | 2008-09-23 | 2009-02-04 | 浙江林学院 | Carboxymethyl wood flour water absorbent and preparation method thereof |
| CN201274685Y (en) * | 2008-09-26 | 2009-07-22 | 王海风 | Turf nutrition block for seedling cultivation |
| CN201504464U (en) * | 2009-03-26 | 2010-06-16 | 漳州仂元工业有限公司 | Nutrient block for culturing plants |
| CN101536665A (en) * | 2009-04-30 | 2009-09-23 | 凌鹏 | Moisture-retention soil used for roof cultivation |
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