CN100485015C - Composite type alien earth sparging wood fiber, and fabricating method - Google Patents
Composite type alien earth sparging wood fiber, and fabricating method Download PDFInfo
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- CN100485015C CN100485015C CNB2006101441967A CN200610144196A CN100485015C CN 100485015 C CN100485015 C CN 100485015C CN B2006101441967 A CNB2006101441967 A CN B2006101441967A CN 200610144196 A CN200610144196 A CN 200610144196A CN 100485015 C CN100485015 C CN 100485015C
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Abstract
This invention relates to a method for producing composite wood fibers for guest soil spray seeding. The composite wood fibers are composed of: wood fibers, water, surfactant, plant growth regulator and composite fertilizer. Woods fibers with lengths of 40-60 mm and diameters of 1-1.5 mm constitute 65-70%, wood fibers with lengths of 10-40 mm and diameters of 0.3-1.0 mm 25-30%, and wood fibers with lengths of 0.5-10 mm and diameters of 0.1-0.3 mm less than or equal to 5%. The content of the surfactant is 30-60 ppm. The content of the plant growth regulator is less than or equal to 15 ppm. The content of the composite fertilizer is less than or equal to 5%. The water content is less than or equal to 15%. The wood fibers can improve the adhering stability of guest soil to slopes, and can make the matrix covering material moist in a long time, thus can promote the germination and growth of seeds. Besides, the wood fibers do not favor the multiplication of diseases, pests and bacteria.
Description
Technical field
The present invention relates to a kind of composite type alien earth sparging wood fiber and manufacture method of when precipitous landforms, stone matter or native stone mix domatic injection sowing draft, woody mixed plant seed, using thereof.
Background technology
Some regions or because of vegetation deterioration or because of exploitation construction causes ecological destruction, depletion are extremely serious, often veneer of soil all can't keep.For the general method that adopts of ecology recovering has: make honeycomb structure with foam cement in construction surface, in honeycomb structure, add again and fill soil and grass-seed; Also have straw, wheat straw, degradable man-made fiber etc. are mixed with peat soil, spray application on the construction surface of wire cloth covering, form the basic unit that one deck can adhere to, the effect of similar veneer of soil is provided.But above method all has weak point.Be not communicated with between each monomer of the formed honeycomb structure of foam cement, can not form the big area vegetation, be unfavorable for the growth of root system of plant, big plant such as shrub, arbor can't survive; Use straw, wheat straw, degradable man-made fiber etc. mix the drawback that the method that sprays can be avoided foam cement with peat soil, but there are one deck wax shell in straw and wheat straw because of its surface, has hydrophobicity, bad with the peat soil mixed performance, easily cause water, mud two is separated, can not form uniform and stable mud, fiber is short, and felt properties is poor, and organic content is low, water retention property is lower, can run off or caking because of rainwash in the construction and after the construction, construction effect and vegetation growth are of poor quality, also can't prevent the loss again of water and soil, the rotten speed of grass fiber is slow simultaneously, can't provide nutrient for new life's plant; The degradable man-made fiber only has into net, but nutrient can't be provided, and can not keep moisture content, and unavoidably soil and environment is polluted in the degradation process.
Summary of the invention
The purpose of this invention is to provide a kind of composite type alien earth sparging wood fiber and manufacture method thereof, this composite type alien earth sparging wood fiber felt properties is good, can form uniform and stable slurry mixing in the process that sprays with peat soil, grass-seed, be fixed in the wire mesh grid, formation depends on the soil moved in to improve the original tectum of the Bird's Nest skeleton structure of wire cloth, improves the soil moved in to improve the original layer and depends on domatic stability; The moisture content that wood fibre is held can make the substrate covering material moistening in a long time, promotes the germination and the growth of seed; There is not the breeding of disease, worm, bacterium in the composite type alien earth sparging wood fiber that composite type alien earth sparging wood fiber manufacture method of the present invention is made.
For achieving the above object, the present invention takes following design:
A kind of composite type alien earth sparging wood fiber, it is characterized in that, it is by wood fibre, water, tensio-active agent, plant-growth regulator and composite fertilizer form, the weight percent content that the wood fibre of different shape accounts for the wood fibre total amount is respectively: staple length is at 40-60mm, diameter accounts for 65-70% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 25-30% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 2-5% at the fiber of 0.1-0.3mm, the weight percent of surfactant comprise wood fibre is 30～60ppm, the weight ratio that plant-growth regulator accounts for wood fibre is≤15ppm, the weight percent that composite fertilizer accounts for wood fibre is≤5%, and the water ratio of fiber is≤15%.
A kind of manufacture method of composite type alien earth sparging wood fiber, it is characterized in that, utilize timber or three surplus thing or small firewood material raw materials, make wood chip through chipping, with wood chip in the digester of defibrator through 160 ℃～175 ℃ of temperature, pressure is after the steam boiling of 0.6Mpa～0.8Mpa softened in 5～10 minutes, mill by defibrator grinds the fasciculation fiber again, the weight percent content that the wood fibre of different shape accounts for the wood fibre total amount is respectively: staple length is at 40-60mm, diameter accounts for 65-70% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 25-30% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 2-5% at the fiber of 0.1-0.3mm, the weight percent that will account for wood fibre with pump at the fiber outlet valve place of defibrator is that the aqueous solution of the tensio-active agent of 30～60ppm sprays into and makes it evenly immerse in corpus fibrosum in the bundle fiber, the pencil wood fibre is obtained composite type alien earth sparging wood fiber after super-dry, the water ratio of fiber is≤15%.
With pump the aqueous solution of plant-growth regulator and/or composite fertilizer also being sprayed into when the fiber outlet valve place of defibrator sprays into water phase surfactant mixture makes their evenly immerse in corpus fibrosum in the fiber.
Advantage of the present invention is: composite type alien earth sparging wood fiber provided by the present invention is the pencil form, and is different fully on form with producd fibers sheet material wood fibre.Because its pencil form is so felt properties is good.Can form uniform and stable slurry mixing in the process that sprays, be fixed in the wire mesh grid, form the soil moved in to improve the original tectum of the Bird's Nest skeleton structure that depends on wire cloth, improve the soil moved in to improve the original layer and depend on domatic stability with peat soil, grass-seed; And it is also different with the fluid power fiber of sowing grass seeds by duster on fibre dimensions constitutes, this fiber is because its purposes is a base material, mainly the long robust fibre with the pencil form forms the Bird's Nest skeleton structure, so long robust fibre proportion is than the fluid power ratio height in the fiber of sowing grass seeds by duster, but consider the use of sowing grass seeds by duster, the length of fiber can not be long, prevent that fiber from twine stopping up the pump of sowing grass seeds by duster, middle fine-fibered then plays fills the skeleton gap, increase the effect of specific surface area, therefore ratio can not be excessive, otherwise can't form the Bird's Nest skeleton structure, is easy to losses such as rainwater.Because the difference of microtexture, wood fibre is compared with straw, wheat straw, degradable man-made fiber etc., it is high many that water-holding power is wanted, this fiber is after adding tensio-active agent, further strengthened the wetting ability of fiber, avoid fiber with water mixing pulping process in caking, bag group phenomenon appear, influence the stability, uniformity of slurry.After construction finished, the moisture content that wood fibre is held can make the substrate covering material moistening in a long time, promoted the germination and the growth of seed; The contained nutrient of wood fibre itself is than grass fiber height, and specific nutrition agent such as plant-growth regulator and the composite fertilizer of adding in this fiber, and it is penetrated in the fiber, and the slowly release of rotting along with fiber constantly provides nutrient in growing process; Wood fibre of the present invention is the material with good environmental-protecting performance, and passes through high temperature, steaming and decocting under high pressure and drying in preparation process, does not have the breeding of disease, worm, bacterium.
Embodiment
Tensio-active agent among the present invention is anion surfactant or nonionogenic tenside.Anion surfactant can be linear alkylbenzene sulfonate or alkyl-sulphate or sulfosuccinate ester salt or other anion surfactant.
Plant-growth regulator among the present invention is a plant growth promoter, and plant growth promoter can be with indolylacetic acid or indolebutyric acid or naphthylacetic acid or other plant growth promoter.
The embodiment one of a kind of composite type alien earth sparging wood fiber of the present invention, it is made up of wood fibre, water and tridecyl benzene sulfonic acid sodium salt, the weight percent content of the wood fibre of different shape is respectively: staple length accounts for 70% at 40-60mm, diameter at the fiber of 1-1.5mm, staple length accounts for 25% at 10-40mm, diameter at the fiber of 0.3-1.0mm, length accounts for 5% at 0.5-10mm, diameter at the fiber of 0.1-0.3mm, the weight ratio that the tridecyl benzene sulfonic acid sodium salt accounts for wood fibre is 50ppm, and the water ratio of fiber is 14%.
The embodiment two of a kind of composite type alien earth sparging wood fiber of the present invention, it is by wood fibre, water, Sodium dodecylbenzene sulfonate, the nitrogen-phosphorus-potassium compound fertilizer (NPK 〉=45%) that indolylacetic acid and Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. produce is formed, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 67% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 30% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 3% at the fiber of 0.1-0.3mm, the weight ratio that Sodium dodecylbenzene sulfonate accounts for wood fibre is 40ppm, the weight ratio that indolylacetic acid accounts for wood fibre is 10ppm, the weight ratio that nitrogen-phosphorus-potassium compound fertilizer accounts for wood fibre is 2%, and the water ratio of fiber is 12%.
The embodiment three of a kind of composite type alien earth sparging wood fiber of the present invention, it is by wood fibre, water, the A type potassium magnesium sulfate composite fertilizer that dioctyl sulfosuccinate ester sodium salt and Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. produce forms, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 70% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 28% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 2% at the fiber of 0.1-0.3mm, the weight ratio that dioctyl sulfosuccinate ester sodium salt accounts for wood fibre is 40ppm, the weight ratio that potassium magnesium sulfate composite fertilizer accounts for wood fibre is 3%, and the water ratio of fiber is 12%.
The embodiment four of a kind of composite type alien earth sparging wood fiber of the present invention, it is by wood fibre, water, sodium lauryl sulphate and indolebutyric acid are formed, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 65% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 30% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 5% at the fiber of 0.1-0.3mm, the weight ratio that sodium lauryl sulphate accounts for wood fibre is 40ppm, the weight ratio that indolebutyric acid accounts for wood fibre is 15ppm, and the water ratio of fiber is 14%.
The embodiment five of a kind of composite type alien earth sparging wood fiber of the present invention, it is by wood fibre, water, Sodium dodecylbenzene sulfonate, the A type potassium magnesium sulfate composite fertilizer that naphthylacetic acid and Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. produce forms, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 69% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 26% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 5% at the fiber of 0.1-0.3mm, the weight ratio that Sodium dodecylbenzene sulfonate accounts for wood fibre is 40ppm, the weight ratio that naphthylacetic acid accounts for wood fibre is 10ppm, the weight ratio that the A type potassium magnesium sulfate composite fertilizer that Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. produces accounts for wood fibre is 2%, and the water ratio of fiber is 12%.
The embodiment six of a kind of composite type alien earth sparging wood fiber of the present invention, it is by wood fibre, water, Sodium dodecylbenzene sulfonate, the nitrogen-phosphorus-potassium compound fertilizer of (NPK 〉=45%) that the ABT3 root-inducing powder that China forest-science academy ABT research and development centre produces and Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. produce is formed, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 69% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 28% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 3% at the fiber of 0.1-0.3mm, the weight ratio that Sodium dodecylbenzene sulfonate accounts for wood fibre is 40ppm, the weight ratio that the ABT3 root-inducing powder that China forest-science academy ABT research and development centre produces accounts for wood fibre is 10ppm, the weight ratio that the nitrogen-phosphorus-potassium compound fertilizer of (NPK 〉=45%) that Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. produces accounts for wood fibre is 3%, and the water ratio of fiber is 12%.
The manufacture method embodiment one of a kind of composite type alien earth sparging wood fiber of the present invention, at first, utilize brush wood to make wood chip through chipping, with wood chip in the digester of QM9D type defibrator through 175 ℃ of temperature, pressure is after the steam boiling of 0.75Mpa softened in 10 minutes, mill by defibrator grinds the fasciculation fiber again, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 70% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 25% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 5% at the fiber of 0.1-0.3mm, the weight ratio that will account for wood fibre with pump at the fiber outlet place of defibrator is that the tridecyl benzene sulfonic acid sodium salt (aqueous solution form) of 50ppm sprays into it is evenly immersed in corpus fibrosum, the pencil wood fibre is obtained the composite type alien earth sparging wood fiber of water ratio 14% after super-dry.
The manufacture method embodiment two of a kind of composite type alien earth sparging wood fiber of the present invention, at first, utilize the tankage of wood working, make wood chip through chipping, with wood chip in the digester of QM9D type defibrator through 165 ℃ of temperature, pressure is after the steam boiling of 0.6Mpa softened in 5 minutes, mill by defibrator grinds the fasciculation fiber again, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 67% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 30% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 3% at the fiber of 0.1-0.3mm, fiber outlet place at defibrator is the Sodium dodecylbenzene sulfonate of 40ppm with the weight ratio that pump will account for wood fibre, the weight ratio that accounts for wood fibre is the indolylacetic acid of 10ppm, the weight ratio that accounts for wood fibre is that (NPK 〉=45%) nitrogen-phosphorus-potassium compound fertilizer (aqueous solution form) that Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. of 2% produces sprays into it is evenly immersed in corpus fibrosum, the pencil wood fibre is obtained the composite type alien earth sparging wood fiber of water ratio 12% after super-dry.
The manufacture method embodiment three of a kind of composite type alien earth sparging wood fiber of the present invention, at first, utilize the tankage of wood working, make wood chip through chipping, with wood chip in the digester of QM9D type defibrator through 165 ℃ of temperature, pressure is after the steam boiling of 0.7Mpa softened in 8 minutes, mill by defibrator grinds the fasciculation fiber again, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 70% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 28% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 2% at the fiber of 0.1-0.3mm, the weight ratio that will account for wood fibre with pump at the fiber outlet place of defibrator is that the dioctyl sulfosuccinate ester sodium salt of 40ppm and the weight ratio that accounts for wood fibre are that potassium magnesium sulfate composite fertilizer A type (aqueous solution form) that Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. of 3% produces sprays into it is evenly immersed in corpus fibrosum, the pencil wood fibre is obtained the composite type alien earth sparging wood fiber of water ratio 12% after super-dry.
The manufacture method embodiment four of a kind of composite type alien earth sparging wood fiber of the present invention, at first, utilize the tankage of wood working, make wood chip through chipping, with wood chip in the digester of QM9D type defibrator through 170 ℃ of temperature, pressure is after the steam boiling of 0.8Mpa softened in 5 minutes, mill by defibrator grinds the fasciculation fiber again, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 65% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 30% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 5% at the fiber of 0.1-0.3mm, the weight ratio that will account for wood fibre with pump at the fiber outlet place of defibrator is that the sodium lauryl sulphate of 40ppm and the indolebutyric acid of 15ppm (aqueous solution form) spray into it is evenly immersed in corpus fibrosum, the pencil wood fibre is obtained the composite type alien earth sparging wood fiber of water ratio 14% after super-dry.
The manufacture method embodiment five of a kind of composite type alien earth sparging wood fiber of the present invention, at first, utilize the tankage of wood working, make wood chip through chipping, with wood chip in the digester of QM9D type defibrator through 170 ℃ of temperature, pressure is after the steam boiling of 0.75Mpa softened in 6 minutes, mill by defibrator grinds the fasciculation fiber again, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 69% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 26% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 5% at the fiber of 0.1-0.3mm, fiber outlet place at defibrator is the Sodium dodecylbenzene sulfonate of 40ppm with the weight ratio that pump will account for wood fibre, the naphthylacetic acid of 10ppm and the weight ratio that accounts for wood fibre are that A type potassium magnesium sulfate composite fertilizer (aqueous solution form) that Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. of 2% produces sprays into it is evenly immersed in corpus fibrosum, the pencil wood fibre are obtained the composite type alien earth sparging wood fiber of water ratio 12% after super-dry.
The manufacture method embodiment six of a kind of composite type alien earth sparging wood fiber of the present invention, at first, utilize the tankage of wood working, make wood chip through chipping, with wood chip in the digester of QM9D type defibrator through 165 ℃ of temperature, pressure is after the steam boiling of 0.65Mpa softened in 8 minutes, mill by defibrator grinds the fasciculation fiber again, the weight percent content of the wood fibre of different shape is respectively: staple length is at 40-60mm, diameter accounts for 69% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 28% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 3% at the fiber of 0.1-0.3mm, fiber outlet place at defibrator is the Sodium dodecylbenzene sulfonate of 40ppm with the weight ratio that pump will account for wood fibre, ABT3 root-inducing powder that the Chinese forest-science academy ABT research and development centre of 10ppm produces and the weight ratio that accounts for wood fibre are that the nitrogen-phosphorus-potassium compound fertilizer (aqueous solution form) of Shanxi Jiaocheng Hongxing Chemicals Co., Ltd. of 3% (NPK 〉=45%) produced sprays into it is evenly immersed in corpus fibrosum, the pencil wood fibre are obtained the composite type alien earth sparging wood fiber of water ratio 12% after super-dry.
Claims (3)
1, a kind of composite type alien earth sparging wood fiber, it is characterized in that, it is by wood fibre, water, tensio-active agent, plant-growth regulator and composite fertilizer form, the weight percent content that the wood fibre of different shape accounts for the wood fibre total amount is respectively: staple length is at 40-60mm, diameter accounts for 65-70% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 25-30% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 2-5% at the fiber of 0.1-0.3mm, the weight percent of surfactant comprise wood fibre is 30～60ppm, the weight ratio that plant-growth regulator accounts for wood fibre is≤15ppm, the weight percent that composite fertilizer accounts for wood fibre is≤5%, and the water ratio of fiber is≤15%.
2, a kind of manufacture method of composite type alien earth sparging wood fiber, it is characterized in that, utilize timber or three surplus thing or small firewood material raw materials, make wood chip through chipping, with wood chip in the digester of defibrator through 160 ℃～175 ℃ of temperature, pressure is after the steam boiling of 0.6Mpa～0.8Mpa softened in 5～10 minutes, mill by defibrator grinds the fasciculation fiber again, the weight percent content that the wood fibre of different shape accounts for the wood fibre total amount is respectively: staple length is at 40-60mm, diameter accounts for 65-70% at the fiber of 1-1.5mm, staple length is at 10-40mm, diameter accounts for 25-30% at the fiber of 0.3-1.0mm, length is at 0.5-10mm, diameter accounts for 2-5% at the fiber of 0.1-0.3mm, the weight percent that will account for wood fibre with pump at the fiber outlet valve place of defibrator is that the aqueous solution of the tensio-active agent of 30～60ppm sprays into and makes it evenly immerse in corpus fibrosum in the bundle fiber, the pencil wood fibre is obtained composite type alien earth sparging wood fiber after super-dry, the water ratio of fiber is≤15%.
3, the manufacture method of composite type alien earth sparging wood fiber according to claim 2, it is characterized in that, when the fiber outlet valve place of described defibrator sprays into water phase surfactant mixture, the aqueous solution of plant-growth regulator and/or composite fertilizer is also sprayed into their are evenly immersed in corpus fibrosum with pump.
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| CNB2006101441967A CN100485015C (en) | 2006-11-29 | 2006-11-29 | Composite type alien earth sparging wood fiber, and fabricating method |
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| CN100485015C true CN100485015C (en) | 2009-05-06 |
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| CN101899309A (en) * | 2010-06-28 | 2010-12-01 | 中国林业科学研究院木材工业研究所 | Compound soil replacement spray seeding wood fiber and manufacturing method thereof |
| CN105659964A (en) * | 2016-03-14 | 2016-06-15 | 河南华美园林绿化工程有限公司 | Compound organic fiber, ecotype alien soil spray-seeding composite material and preparation method thereof |
| CN107118018A (en) * | 2017-05-09 | 2017-09-01 | 西藏俊富环境恢复有限公司 | A kind of soil conditioner and its preparation method and application |
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| CN109729775A (en) * | 2019-01-31 | 2019-05-10 | 西藏俊富环境恢复有限公司 | A kind of semi-humid is sowed grass seeds by duster method |
| CN109729899A (en) * | 2019-01-31 | 2019-05-10 | 西藏俊富环境恢复有限公司 | A kind of soil improvement fiber is sowed grass seeds by duster matrix and its application during slope ecological recovery |
| CN110195372B (en) * | 2019-06-19 | 2021-03-30 | 东南生态修复有限公司 | Wood fiber production method |
| CN112080283A (en) * | 2020-08-27 | 2020-12-15 | 中地绿矿(北京)科技有限公司 | Soilless spray-seeding organic material, preparation method and application thereof |
| CN112663370A (en) * | 2020-12-25 | 2021-04-16 | 北京华夏绿洲生态环境工程有限公司 | Green fiber covering material for spray seeding, green fiber and preparation method thereof |
| CN118160604A (en) * | 2024-05-15 | 2024-06-11 | 河南清大富农生物科技有限公司 | Production process of wood fiber cultivation matrix block |
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