CN103125296A - Plant water retention pit and water retention method of Yunnan phosphorite refuse dumps - Google Patents
Plant water retention pit and water retention method of Yunnan phosphorite refuse dumps Download PDFInfo
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- CN103125296A CN103125296A CN2013100834386A CN201310083438A CN103125296A CN 103125296 A CN103125296 A CN 103125296A CN 2013100834386 A CN2013100834386 A CN 2013100834386A CN 201310083438 A CN201310083438 A CN 201310083438A CN 103125296 A CN103125296 A CN 103125296A
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/40—Afforestation or reforestation
Abstract
The invention provides a plant water retention pit and a water retention method of Yunnan phosphorite refuse dumps. The plant water retention pit comprises a pit, the top of the pit is opened, the middle portion of the pit is a cavity, and the bottom of the pit is closed. The plant water retention pit is characterized in that an opening groove is horizontally formed at the bottom of the pit, a filtering layer is arranged above the opening groove, a base fertilizer layer is arranged above the filtering layer, a planting soil layer is arranged above the base fertilizer layer, a plurality of slant water containing tubes are arranged in the base fertilizer layer and the planting soil layer, the bottoms of the water containing tubes are sealed, and through holes are arranged at the top portions of the water containing tubes. The plant water retention pit can effectively maintain soil moisture in a key period within three years of forest planting. The plant water retention pit fundamentally solves the problem that a planting pit is poor in water retention in a vegetation recovery procedure of the phosphorite refuse dumps, provides reliable technical supports for quick vegetation recovery of the phosphorite refuse dumps in Dianchi river basin, and is favorable for quickening courses of vegetation recovery of the phosphorite refuse dumps. Simultaneously, the plant water retention pit is suitable for water retention requirements of any plant, free of pollution, low in cost, simple in operation and good in water retention.
Description
Technical field
The present invention relates to a kind of plant water keeping hole and water-retaining method, specifically a kind of when plant trees in the Yunnan Phosphate refuse dump, plant water keeping hole and the water-retaining method of use belong to the planting technology field.
Background technology
The Dianchi Lake, Yunnan Province basin is the important phosphorus ore areal concentration territory of China.The barren rock of peeling off in the phosphorate rock mining process is called the refuse dump aheap.Revegetation is carried out in Dianchi Lake Basin phosphorus ore refuse dump, both can reduce Dian Chi phosphorus and pollute pressure, can improve the ecological environment again, increase the land use economic benefit.But because rainy season and the dry season of Dianchi Lake Basin are comparatively clearly demarcated, and dry season, the soil lack of water was serious, recover as early as possible vegetation in the phosphorus ore refuse dump of drying, and its top priority is exactly to improve the water retention capacity of plantation hole.But Dianchi Lake Basin phosphorus ore refuse dump revegetation does not at present have effective Water-retaining Measure, is restricting the process of phosphorus ore refuse dump revegetation.Therefore, do not using chemical substance, only the transformation by the plantation hole keeps soil moisture in certain hour, is the important measures that recover as early as possible phosphorus ore refuse dump vegetation.
Summary of the invention
In Yunnan Phosphate refuse dump revegetation process, there is the problem of plantation hole water conservation difficulty, the invention provides a kind of Yunnan Phosphate refuse dump plant water keeping hole and water-retaining method.With within the key period in rear 3 years of afforestation, effectively keep soil moisture.
the present invention is to provide a kind of like this Yunnan Phosphate refuse dump plant water keeping hole, comprise that its top is unlimited, the middle part is cavity, the hole of bottom lock, it is characterized in that being horizontally disposed with open trough at the bottom of hole, the top of this open trough arranges filter course, the filter course top arranges the base manure layer, base manure layer top arranges the plantation soil layer, and in base manure layer and plantation, the bottom lock of many inclinations is set in soil layer, the pipe that is filled with water of through hole is established on top, to catchment by the bottom open trough, capillarity by the filter course on uncovered again, slowly carry moisture to soil, the many inclinations of placing by filter course top simultaneously are filled with water after pipe collects water, the through hole of managing top by being filled with water is again sent into aqueous vapor in soil, make the sapling that is planted in the plantation soil layer obtain enough moisture.
The open trough of described hole bottom level setting is established two at least, is skewed crossing or right-angled intersection and overlays bottom hole, conveniently to catchment, to be filled with water.
Described open trough below is provided with the substratum by rubble and clay compacting, and its thickness is 10～20cm, to stop the part moisture penetration to hole.
The filter course of described open trough top is deadwood weeds layers, and its thickness is 5～10cm in order to filter top-down infiltration, prevents that slag, mud from entering in open trough, supports the base manure layer simultaneously.
Described base manure layer is that thickness is the required conventional base manure of plant growth of 10～20cm.
Described plantation soil layer is that thickness is the soil horizon of 25～35cm.
The upper surface of described plantation soil layer and hole end face are established groove, and the height of this groove is 3～7cm, conveniently to catchment.
The pipe that is filled with water of described many inclinations is along the setting of hole circumferentially-spaced, the be filled with water closed bottom of pipe of each root is positioned at the hole centre, if the top of through hole is positioned at the hole wall, and the closed bottom of the pipe that is filled with water is low side, the be filled with water top of establishing through hole of pipe is high-end, the tipping tube that the formation center is low, periphery is high is in order to collect infiltration water.
Described open trough and the pipe that is filled with water are perhaps made for timber for thick bamboo tube, perhaps make for plastics, perhaps make preferred thick bamboo tube for metal.
Yunnan Phosphate provided by the invention refuse dump plant water keeping method, process the following step:
A, excavate the hole of 70～90cm * 70～90cm in the Yunnan Phosphate refuse dump of afforestation:
B, at the bottom of the cave of above-mentioned hole compacted thickness be 10～20cm by diameter less than the rubble of 2cm and the substratum of Clay composition, to stop part moisture to the hole exosmosis;
C, on substratum the two-layer open trough of horizontal positioned, every one deck open trough is established one at least, is skewed crossing or right-angled intersection and overlays hole bottom, conveniently to catchment, to be filled with water;
D, laying depth is the deadwood weeds filter course of 5～10cm on open trough, to filter top-down infiltration, prevents that slag, mud from entering in open trough, supports the base manure layer simultaneously;
E, lay thickness is the required conventional base manure of plant growth of 10～20cm on deadwood weeds filter course;
F, the many pipes that are filled with water are obliquely installed along the hole circumferentially-spaced, the be filled with water closed bottom of pipe of each root is positioned at the hole centre, if the top of through hole is positioned at the hole wall, and the closed bottom of the pipe that is filled with water is low side, the be filled with water top of establishing through hole of pipe is high-end, the tipping tube low with the formation center, that periphery is high is in order to collect infiltration water;
G, at the many required soil of gap filling plants growth that are filled with water between pipe, to form thickness as the soil horizon of 25～35cm;
H, sapling is planted in soil horizon routinely, this edaphic upper surface and hole end face are established groove, and the height of this groove is 3～7cm, in order to catchment;
I, the management of planting trees routinely are until sapling grows up.
The present invention has following advantages and effect: adopt such scheme, can collect large water gaging by the bottom open trough, capillarity by the filter course on uncovered again, slowly carry moisture to soil, the many inclinations of placing by filter course top simultaneously are filled with water after pipe collects water, the through hole of managing top by being filled with water is again sent into aqueous vapor in soil, make the sapling that is planted in the plantation soil layer obtain enough moisture, and draw nutrient component from the base manure layer, can within the key period in rear 3 years of afforestation, effectively keep soil moisture like this.Fundamentally solved in phosphorus ore refuse dump revegetation process, a plantation hole water conservation poor difficult problem for the fast quick-recovery of Dianchi Lake Basin phosphorus ore refuse dump vegetation provides reliable technical guarantee, is conducive to accelerate the process of phosphorus ore refuse dump revegetation.Plant water keeping hole provided by the invention is applicable to the water conservation requirement of any planting, have pollution-free, the characteristics such as cost is low, and is simple to operate, and water conservation is effective.The plant water keeping needs that this method is specially adapted to plant trees.
Description of drawings
Fig. 1 is planting water conservation hole structural representation of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described further.
as Fig. 1, Yunnan Phosphate provided by the invention refuse dump plant water keeping hole, comprise that its top is unlimited, its middle part is cavity, the hole 1 of its bottom lock, at hole 1 bottom level, two-layer open trough 3 is set, every one deck open trough 3 is established one, be right-angled intersection and overlay hole 1 bottom, the top of open trough 3 arranges the deadwood weeds filter course 4 that thickness is 3cm, filter course 4 tops arrange the base manure layer 5 that thickness is 15cm, base manure layer 5 top arrange the plantation soil layer 6 that thickness is 30cm, and the bottom lock of four inclinations is set in base manure layer 5 and plantation soil layer 6, the pipe 7 that is filled with water of through hole is established on top, the pipe 7 that is filled with water of four inclinations is along hole 1 circumferentially-spaced setting, each root pipe closed bottom of 7 that is filled with water is positioned at hole 1 centre, if the top of through hole is positioned at hole 1 wall, and the closed bottom of the pipe 7 that is filled with water is low side, the be filled with water top of establishing through hole of pipe is high-end, the formation center is low, the tipping tube that periphery is high, open trough 3 and the pipe 7 that is filled with water are used bamboo one-tenth, open trough 3 belows are provided with the substratum 2 by rubble and clay compacting, its thickness is 15cm, to stop the part moisture penetration to hole, catchment by open trough 3 simultaneously, capillarity by the filter course 4 on uncovered again, slowly carry moisture to soil, the many inclinations of placing by filter course 4 tops simultaneously are filled with water after pipe 7 collects water, the through hole of managing 7 tops by being filled with water is again sent into aqueous vapor in soil, make the sapling that is planted in the plantation soil layer obtain enough moisture and nutrition, upper surface and hole 1 end face of plantation soil layer 6 are established groove 8, the height of this groove 8 is 5cm, conveniently to catchment.
Embodiment
Yunnan Phosphate provided by the invention refuse dump plant water keeping method, process the following step:
A, excavate the hole 1 of 80cm * 80cm in the phosphorus ore refuse dump of afforestation:
B, at the bottom of the cave of above-mentioned hole 1 compacted thickness be 15cm by diameter less than the rubble of 2cm and the substratum 2 of Clay composition, and with the compacting of the wall of hole surrounding, to stop part moisture to the hole exosmosis;
C, on substratum 2 the two-layer bamboo open trough 3 of horizontal positioned, the bamboo open trough 3 of every one deck is established one, is right-angled intersection and overlays hole 1 bottom, conveniently to catchment, to be filled with water;
D, laying depth is the deadwood weeds filter course 4 of 10cm on bamboo open trough 3, to filter top-down infiltration, prevents that slag, mud from entering in open trough 3, supports base manure layer 5 simultaneously;
E, lay thickness is the required conventional base manure layer 5 of plant growth of 15cm on deadwood weeds filter course 4;
F, four bamboo pipes that are filled with water 7 are obliquely installed along hole 1 circumferentially-spaced, each root is bamboo, and the be filled with water closed bottom of pipe 7 is positioned at hole 1 centre, if the top of through hole is positioned at hole 1 wall, and the bamboo closed bottom that is filled with water pipe 7 is low side, the bamboo top of establishing through hole that is filled with water pipe 7 is high-end, the tipping tube low with the formation center, that periphery is high is in order to collect infiltration water;
G, at the four bamboo gap filling plants growth required soil of pipe between 7 that are filled with water, to form thickness as the soil horizon 6 of 30cm;
H, sapling is planted in soil horizon 6 routinely, the upper surface of this soil horizon 6 and hole 1 end face are established and highly are the groove 8 of 5cm, with the formation layer that catchments;
I, the management of planting trees routinely are until sapling grows up.
Claims (10)
1. Yunnan Phosphate refuse dump plant water keeping hole, comprise that its top is unlimited, the middle part is cavity, the hole of bottom lock is characterized in that being horizontally disposed with open trough at the bottom of hole, and the top of this open trough arranges filter course, the filter course top arranges the base manure layer, base manure layer top arranges the plantation soil layer, and the bottom lock of many inclinations is set in base manure layer and plantation soil layer, and the pipe that is filled with water of through hole is established on top.
2. Yunnan Phosphate as claimed in claim 1 refuse dump plant water keeping hole, is characterized in that the open trough of described hole bottom level setting is established two at least, is skewed crossing or right-angled intersection and overlays the hole bottom.
3. Yunnan Phosphate as claimed in claim 1 refuse dump plant water keeping hole is characterized in that described open trough below is provided with the substratum by rubble and clay compacting, and its thickness is 10～20cm.
4. Yunnan Phosphate as claimed in claim 1 refuse dump plant water keeping hole is characterized in that the filter course of described open trough top is deadwood weeds layers, and its thickness is 5～10cm.
5. Yunnan Phosphate as claimed in claim 1 refuse dump plant water keeping hole, is characterized in that described base manure layer is that thickness is the required conventional base manure of plant growth of 10～20cm.
6. Yunnan Phosphate as claimed in claim 1 refuse dump plant water keeping hole, is characterized in that described plantation soil layer is that thickness is the soil horizon of 25～35cm.
7. Yunnan Phosphate as claimed in claim 1 refuse dump plant water keeping hole is characterized in that the upper surface of described plantation soil layer and hole end face establish groove, and the height of this groove is 3～7cm.
8. Yunnan Phosphate as claimed in claim 1 refuse dump plant water keeping hole, it is characterized in that the pipe that is filled with water of described many inclinations is along the setting of hole circumferentially-spaced, the be filled with water closed bottom of pipe of each root is positioned at the hole centre, if the top of through hole is positioned at the hole wall, and the closed bottom of the pipe that is filled with water is low side, the be filled with water top of establishing through hole of pipe is high-end, the tipping tube that the formation center is low, periphery is high.
9. Yunnan Phosphate as claimed in claim 1 refuse dump plant water keeping hole is characterized in that described open trough and the pipe that is filled with water is thick bamboo tube, perhaps makes for timber, perhaps makes for plastics, perhaps makes for metal.
10. Yunnan Phosphate refuse dump plant water keeping method is characterized in that through the following step:
A, excavate the hole of 70～90cm * 70～90cm in the Yunnan Phosphate refuse dump of afforestation:
B, at the bottom of the cave of above-mentioned hole compacted thickness be 10～20cm by diameter less than the rubble of 2cm and the substratum of Clay composition, to stop part moisture to the hole exosmosis;
C, on substratum the two-layer open trough of horizontal positioned, every one deck open trough is established one at least, is skewed crossing or right-angled intersection and overlays hole bottom, conveniently to catchment, to be filled with water;
D, laying depth is the deadwood weeds filter course of 5～10cm on open trough, to filter top-down infiltration, prevents that slag, mud from entering in open trough, supports the base manure layer simultaneously;
E, lay thickness is the required conventional base manure of plant growth of 10～20cm on deadwood weeds filter course;
F, the many pipes that are filled with water are obliquely installed along the hole circumferentially-spaced, the be filled with water closed bottom of pipe of each root is positioned at the hole centre, if the top of through hole is positioned at the hole wall, and the closed bottom of the pipe that is filled with water is low side, the be filled with water top of establishing through hole of pipe is high-end, the tipping tube low with the formation center, that periphery is high is in order to collect infiltration water;
G, at the many required soil of gap filling plants growth that are filled with water between pipe, to form thickness as the soil horizon of 25～35cm;
H, sapling is planted in soil horizon routinely, this edaphic upper surface and hole end face are established groove, and the height of this groove is 3～7cm, in order to catchment;
I, the management of planting trees routinely are until sapling grows up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310083438.6A CN103125296B (en) | 2013-03-16 | 2013-03-16 | Plant water retention pit and water retention method of Yunnan phosphorite refuse dumps |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310083438.6A CN103125296B (en) | 2013-03-16 | 2013-03-16 | Plant water retention pit and water retention method of Yunnan phosphorite refuse dumps |
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| CN103125296A true CN103125296A (en) | 2013-06-05 |
| CN103125296B CN103125296B (en) | 2015-05-20 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103493665A (en) * | 2013-09-27 | 2014-01-08 | 北京东方园林股份有限公司 | Method for planting large-standard trees in clayed soil |
| CN104620891A (en) * | 2015-02-27 | 2015-05-20 | 黄丽玲 | Flower pot with oblique-opening air tubes |
| CN105484225A (en) * | 2015-12-25 | 2016-04-13 | 中国科学院、水利部成都山地灾害与环境研究所 | Method for gully head energy dissipation and gully bank stabilization |
| CN105830859A (en) * | 2016-05-18 | 2016-08-10 | 四川九鼎智远知识产权运营有限公司 | Dry-land tree planting method |
| CN108617457A (en) * | 2018-04-04 | 2018-10-09 | 佛山市亚科恒远科技有限公司 | Nursery stock transplanting device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2707451A1 (en) * | 1993-07-02 | 1995-01-20 | Barre Louis Jean Marie Joseph | Agricultural container for sowing/propagating trees by means of cutting and planting them out |
| JPH1075669A (en) * | 1996-09-06 | 1998-03-24 | Ohbayashi Corp | Device for keeping or draining water in soil for greening |
| CN2531628Y (en) * | 2002-01-28 | 2003-01-22 | 北京科技大学 | Buried in type water storage apparatus |
| CN1860845A (en) * | 2005-05-08 | 2006-11-15 | 陈建 | Equipment for growing plants |
| CN201809249U (en) * | 2010-06-25 | 2011-04-27 | 中国水利水电科学研究院 | Artificial filler underground infiltration domestic sewage treatment system |
| CN202222220U (en) * | 2011-09-20 | 2012-05-23 | 北京正和恒基滨水生态环境治理有限公司 | Plant pit applicable to planting of tree seedlings in clayed land |
| KR101225187B1 (en) * | 2012-06-22 | 2013-01-22 | 오준성 | Rooftop gardening structure |
| CN202785811U (en) * | 2012-08-22 | 2013-03-13 | 山东大学 | Rip irrigation type soil infiltration system |
-
2013
- 2013-03-16 CN CN201310083438.6A patent/CN103125296B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2707451A1 (en) * | 1993-07-02 | 1995-01-20 | Barre Louis Jean Marie Joseph | Agricultural container for sowing/propagating trees by means of cutting and planting them out |
| JPH1075669A (en) * | 1996-09-06 | 1998-03-24 | Ohbayashi Corp | Device for keeping or draining water in soil for greening |
| CN2531628Y (en) * | 2002-01-28 | 2003-01-22 | 北京科技大学 | Buried in type water storage apparatus |
| CN1860845A (en) * | 2005-05-08 | 2006-11-15 | 陈建 | Equipment for growing plants |
| CN201809249U (en) * | 2010-06-25 | 2011-04-27 | 中国水利水电科学研究院 | Artificial filler underground infiltration domestic sewage treatment system |
| CN202222220U (en) * | 2011-09-20 | 2012-05-23 | 北京正和恒基滨水生态环境治理有限公司 | Plant pit applicable to planting of tree seedlings in clayed land |
| KR101225187B1 (en) * | 2012-06-22 | 2013-01-22 | 오준성 | Rooftop gardening structure |
| CN202785811U (en) * | 2012-08-22 | 2013-03-13 | 山东大学 | Rip irrigation type soil infiltration system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103493665A (en) * | 2013-09-27 | 2014-01-08 | 北京东方园林股份有限公司 | Method for planting large-standard trees in clayed soil |
| CN104620891A (en) * | 2015-02-27 | 2015-05-20 | 黄丽玲 | Flower pot with oblique-opening air tubes |
| CN105484225A (en) * | 2015-12-25 | 2016-04-13 | 中国科学院、水利部成都山地灾害与环境研究所 | Method for gully head energy dissipation and gully bank stabilization |
| CN105830859A (en) * | 2016-05-18 | 2016-08-10 | 四川九鼎智远知识产权运营有限公司 | Dry-land tree planting method |
| CN108617457A (en) * | 2018-04-04 | 2018-10-09 | 佛山市亚科恒远科技有限公司 | Nursery stock transplanting device |
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| CN103125296B (en) | 2015-05-20 |
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