CN112840941A - Method for improving soil fertility of eucalyptus artificial forest - Google Patents
Method for improving soil fertility of eucalyptus artificial forest Download PDFInfo
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- CN112840941A CN112840941A CN202110252261.2A CN202110252261A CN112840941A CN 112840941 A CN112840941 A CN 112840941A CN 202110252261 A CN202110252261 A CN 202110252261A CN 112840941 A CN112840941 A CN 112840941A
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- 239000002689 soil Substances 0.000 title claims abstract description 52
- 230000035558 fertility Effects 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 28
- 244000166124 Eucalyptus globulus Species 0.000 title claims abstract 15
- 239000003337 fertilizer Substances 0.000 claims abstract description 50
- 239000003895 organic fertilizer Substances 0.000 claims abstract description 11
- 230000004720 fertilization Effects 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 6
- 239000002344 surface layer Substances 0.000 claims abstract description 6
- 239000010902 straw Substances 0.000 claims description 20
- 235000007164 Oryza sativa Nutrition 0.000 claims description 10
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 10
- 240000008042 Zea mays Species 0.000 claims description 10
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 10
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 10
- 239000011230 binding agent Substances 0.000 claims description 10
- 235000005822 corn Nutrition 0.000 claims description 10
- 210000003608 fece Anatomy 0.000 claims description 10
- 235000009566 rice Nutrition 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 241000196324 Embryophyta Species 0.000 claims description 6
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 5
- 229940090496 Urease inhibitor Drugs 0.000 claims description 5
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 5
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 5
- 229960000892 attapulgite Drugs 0.000 claims description 5
- 239000000440 bentonite Substances 0.000 claims description 5
- 229910000278 bentonite Inorganic materials 0.000 claims description 5
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 5
- 229910021538 borax Inorganic materials 0.000 claims description 5
- KMQAPZBMEMMKSS-UHFFFAOYSA-K calcium;magnesium;phosphate Chemical compound [Mg+2].[Ca+2].[O-]P([O-])([O-])=O KMQAPZBMEMMKSS-UHFFFAOYSA-K 0.000 claims description 5
- 239000004202 carbamide Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 5
- JZCCFEFSEZPSOG-UHFFFAOYSA-L copper(II) sulfate pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[O-]S([O-])(=O)=O JZCCFEFSEZPSOG-UHFFFAOYSA-L 0.000 claims description 5
- 239000004021 humic acid Substances 0.000 claims description 5
- ISPYRSDWRDQNSW-UHFFFAOYSA-L manganese(II) sulfate monohydrate Chemical compound O.[Mn+2].[O-]S([O-])(=O)=O ISPYRSDWRDQNSW-UHFFFAOYSA-L 0.000 claims description 5
- 239000005416 organic matter Substances 0.000 claims description 5
- 229910052625 palygorskite Inorganic materials 0.000 claims description 5
- 239000001103 potassium chloride Substances 0.000 claims description 5
- 235000011164 potassium chloride Nutrition 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- 239000004328 sodium tetraborate Substances 0.000 claims description 5
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 5
- 239000002601 urease inhibitor Substances 0.000 claims description 5
- RZLVQBNCHSJZPX-UHFFFAOYSA-L zinc sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Zn+2].[O-]S([O-])(=O)=O RZLVQBNCHSJZPX-UHFFFAOYSA-L 0.000 claims description 5
- 240000007594 Oryza sativa Species 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000002023 wood Substances 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 241000219927 Eucalyptus Species 0.000 description 35
- 241000209094 Oryza Species 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 241000219926 Myrtaceae Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B13/00—Fertilisers produced by pyrogenic processes from phosphatic materials
- C05B13/02—Fertilisers produced by pyrogenic processes from phosphatic materials from rock phosphates
-
- 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
- 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
-
- 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
- C05G3/90—Mixtures of one or more fertilisers with additives not having a specially fertilising activity for affecting the nitrification of ammonium compounds or urea in the soil
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Fertilizers (AREA)
Abstract
The invention belongs to the technical field of land management, and discloses a method for improving soil fertility of eucalyptus artificial forest, which comprises the following steps: (1) in the current year of forestation, after fixed planting holes are dug, 1-2kg of base fertilizer is applied to each hole in the fixed value holes one month before planting, the surface layer fertile soil is backfilled after the base fertilizer is applied, and then the seedlings are planted; (2) applying organic fertilizer after 2 months after the fixed value, and applying a special fertilizer for eucalyptus after the first additional fertilizer for one year; (3) detecting the fertilization effect: and detecting and analyzing the fertility condition of the eucalyptus forest soil every year from the third year of planting, stopping fertilizing in the year if the soil fertility is obviously improved compared with that in the planting process, and applying the fertilizer special for the eucalyptus if the soil fertility is obviously reduced. The method provided by the invention can improve the soil fertility, save resources and cost, and is beneficial to improving the wood yield of the artificial forest and promoting the sustainable management and development of the eucalyptus artificial forest.
Description
Technical Field
The invention belongs to the technical field of land management, and particularly relates to a method for improving soil fertility of eucalyptus artificial forest.
Background
Eucalyptus is a plant of the eucalyptus genus of the myrtaceae family, the eucalyptus grows rapidly, the rotation cutting period is short, the wood use is wide, but the eucalyptus grows rapidly and is accompanied with deterioration of local ecological environment, a large amount of water resources are needed in the growing process, the water level of the local underground water level is reduced and the water retention capacity of soil is reduced due to large-area planting, and soil hardening and even soil desertification can be caused in the past. How to improve soil fertility of eucalyptus artificial forests is an important means for maintaining the production of short-term alternate cutting artificial forests, and is also one of the main management measures for improving the wood yield of the artificial forests and promoting the sustainable management and development of the artificial forests.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a method for improving soil fertility of eucalyptus artificial forests.
The technical scheme of the invention is as follows:
a method for improving soil fertility of eucalyptus artificial forest comprises the following steps:
(1) in the current year of forestation, after fixed planting holes are dug, 1-2kg of base fertilizer is applied to each hole in the fixed value holes one month before planting, the surface layer fertile soil is backfilled after the base fertilizer is applied, and then the seedlings are planted;
(2) applying organic fertilizer after a fixed value is 2 months, and applying a special fertilizer for eucalyptus one time after the first time of topdressing for one year;
(3) detecting the fertilization effect: detecting and analyzing the fertility condition of the eucalyptus forest soil every year from the third year of planting, stopping fertilizing in the year if the soil fertility is obviously improved compared with that in the planting process, and applying a fertilizer special for eucalyptus if the soil fertility is obviously reduced;
the fertilizer special for eucalyptus comprises the following raw materials in parts by weight: 80-90 parts of urea, 150 parts of ammonium sulfate, 60-80 parts of potassium chloride, 50-60 parts of calcium magnesium phosphate, 16-24 parts of borax, 8-12 parts of zinc sulfate heptahydrate, 6-10 parts of copper sulfate pentahydrate, 3-5 parts of humic acid, 15-20 parts of binder, 20-30 parts of organic matter, 1-2 parts of manganese sulfate monohydrate and 12-16 parts of composite urease inhibitor.
The organic fertilizer comprises 5-10 parts of rice straws, 8-15 parts of corn straws and 50-70 parts of cow dung, wherein the cow dung, the rice straws and the corn straws are uniformly mixed and fermented for 15-20 days under the condition that the water content is 45-50%.
The fertilizer application method of the special fertilizer for eucalyptus comprises the following steps: arc-shaped grooves with the length of 30-40cm and the width and the depth of 20-25cm are dug at the position 30-40cm away from the root of the tree on the upward slope of the tree, and special fertilizer is evenly applied into the grooves according to 0.5-1kg per plant and then covered with soil and compacted.
The binder comprises one or more of bentonite, attapulgite and diatomite.
The invention has the following beneficial effects:
1. according to the method, the fertility of the soil in the growth cycle of the eucalyptus can be effectively improved through a reasonable fertilization scheme, whether fertilization is performed or not is determined after the soil fertility is detected and analyzed from the third year after planting, the soil fertility is ensured, the application amount of the fertilizer can be reduced, and resources and cost are saved.
2. The fertilizer special for eucalyptus used in the method disclosed by the invention contains nitrogen, phosphorus and potassium elements, and also contains nutrient elements such as calcium, magnesium, sulfur, copper, manganese, zinc, boron and the like, so that the fertilizer comprehensively plays roles in regulating soil and balancing nutrition, and is beneficial to maintaining the fertility of eucalyptus forest soil.
Detailed Description
The present invention will be further described with reference to the following examples.
Example 1
A method for improving soil fertility of eucalyptus artificial forest comprises the following steps:
(1) in the current year of forestation, after fixed planting holes are dug, 1-2kg of base fertilizer is applied to each hole in the fixed value holes one month before planting, the surface layer fertile soil is backfilled after the base fertilizer is applied, and then the seedlings are planted;
(2) applying organic fertilizer after a fixed value is 2 months, and applying a special fertilizer for eucalyptus one time after the first time of topdressing for one year;
(3) detecting the fertilization effect: detecting and analyzing the fertility condition of the eucalyptus forest soil every year from the third year of planting, stopping fertilizing in the year if the soil fertility is obviously improved compared with that in the planting process, and applying a fertilizer special for eucalyptus if the soil fertility is obviously reduced;
the fertilizer special for eucalyptus comprises the following raw materials in parts by weight: 80 parts of urea, 120 parts of ammonium sulfate, 60 parts of potassium chloride, 50 parts of calcium magnesium phosphate fertilizer, 16 parts of borax, 8 parts of zinc sulfate heptahydrate, 6 parts of copper sulfate pentahydrate, 3 parts of humic acid, 15 parts of binder, 20 parts of organic matter, 1 part of manganese sulfate monohydrate and 12 parts of composite urease inhibitor.
The organic fertilizer comprises 5 parts of rice straws, 8 parts of corn straws and 50 parts of cow dung, wherein the cow dung, the rice straws and the corn straws are uniformly mixed and fermented for 15-20 days under the condition that the water content is 45-50%.
The fertilizer application method of the special fertilizer for eucalyptus comprises the following steps: arc-shaped grooves with the length of 30-40cm and the width and the depth of 20-25cm are dug at the position 30-40cm away from the root of the tree on the upward slope of the tree, and special fertilizer is evenly applied into the grooves according to 0.5-1kg per plant and then covered with soil and compacted.
The binder comprises one or more of bentonite, attapulgite and diatomite.
Example 2
A method for improving soil fertility of eucalyptus artificial forest comprises the following steps:
(1) in the current year of forestation, after fixed planting holes are dug, 1-2kg of base fertilizer is applied to each hole in the fixed value holes one month before planting, the surface layer fertile soil is backfilled after the base fertilizer is applied, and then the seedlings are planted;
(2) applying organic fertilizer after a fixed value is 2 months, and applying a special fertilizer for eucalyptus one time after the first time of topdressing for one year;
(3) detecting the fertilization effect: detecting and analyzing the fertility condition of the eucalyptus forest soil every year from the third year of planting, stopping fertilizing in the year if the soil fertility is obviously improved compared with that in the planting process, and applying a fertilizer special for eucalyptus if the soil fertility is obviously reduced;
the fertilizer special for eucalyptus comprises the following raw materials in parts by weight: 90 parts of urea, 150 parts of ammonium sulfate, 80 parts of potassium chloride, 60 parts of calcium magnesium phosphate fertilizer, 24 parts of borax, 12 parts of zinc sulfate heptahydrate, 10 parts of copper sulfate pentahydrate, 5 parts of humic acid, 20 parts of binder, 30 parts of organic matter, 2 parts of manganese sulfate monohydrate and 16 parts of composite urease inhibitor.
The organic fertilizer comprises 10 parts of rice straws, 15 parts of corn straws and 70 parts of cow dung, wherein the cow dung, the rice straws and the corn straws are uniformly mixed and fermented for 15-20 days under the condition that the water content is 45-50%.
The fertilizer application method of the special fertilizer for eucalyptus comprises the following steps: arc-shaped grooves with the length of 30-40cm and the width and the depth of 20-25cm are dug at the position 30-40cm away from the root of the tree on the upward slope of the tree, and special fertilizer is evenly applied into the grooves according to 0.5-1kg per plant and then covered with soil and compacted.
The binder comprises one or more of bentonite, attapulgite and diatomite.
Example 3
A method for improving soil fertility of eucalyptus artificial forest comprises the following steps:
(1) in the current year of forestation, after fixed planting holes are dug, 1-2kg of base fertilizer is applied to each hole in the fixed value holes one month before planting, the surface layer fertile soil is backfilled after the base fertilizer is applied, and then the seedlings are planted;
(2) applying organic fertilizer after a fixed value is 2 months, and applying a special fertilizer for eucalyptus one time after the first time of topdressing for one year;
(3) detecting the fertilization effect: detecting and analyzing the fertility condition of the eucalyptus forest soil every year from the third year of planting, stopping fertilizing in the year if the soil fertility is obviously improved compared with that in the planting process, and applying a fertilizer special for eucalyptus if the soil fertility is obviously reduced;
the fertilizer special for eucalyptus comprises the following raw materials in parts by weight: 80-90 parts of urea, 150 parts of ammonium sulfate, 60-80 parts of potassium chloride, 50-60 parts of calcium magnesium phosphate, 16-24 parts of borax, 8-12 parts of zinc sulfate heptahydrate, 6-10 parts of copper sulfate pentahydrate, 3-5 parts of humic acid, 15-20 parts of binder, 20-30 parts of organic matter, 1-2 parts of manganese sulfate monohydrate and 12-16 parts of composite urease inhibitor.
The organic fertilizer comprises 5-10 parts of rice straws, 8-15 parts of corn straws and 50-70 parts of cow dung, wherein the cow dung, the rice straws and the corn straws are uniformly mixed and fermented for 15-20 days under the condition that the water content is 45-50%.
The fertilizer application method of the special fertilizer for eucalyptus comprises the following steps: arc-shaped grooves with the length of 30-40cm and the width and the depth of 20-25cm are dug at the position 30-40cm away from the root of the tree on the upward slope of the tree, and special fertilizer is evenly applied into the grooves according to 0.5-1kg per plant and then covered with soil and compacted.
The binder comprises one or more of bentonite, attapulgite and diatomite.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (4)
1. A method for improving soil fertility of eucalyptus artificial forest is characterized by comprising the following steps:
(1) in the current year of forestation, after fixed planting holes are dug, 1-2kg of base fertilizer is applied to each hole in the fixed value holes one month before planting, the surface layer fertile soil is backfilled after the base fertilizer is applied, and then the seedlings are planted;
(2) applying organic fertilizer after a fixed value is 2 months, and applying a special fertilizer for eucalyptus one time after the first time of topdressing for one year;
(3) detecting the fertilization effect: detecting and analyzing the fertility condition of the eucalyptus forest soil every year from the third year of planting, stopping fertilizing in the year if the soil fertility is obviously improved compared with that in the planting process, and applying a fertilizer special for eucalyptus if the soil fertility is obviously reduced;
the fertilizer special for eucalyptus comprises the following raw materials in parts by weight: 80-90 parts of urea, 150 parts of ammonium sulfate, 60-80 parts of potassium chloride, 50-60 parts of calcium magnesium phosphate, 16-24 parts of borax, 8-12 parts of zinc sulfate heptahydrate, 6-10 parts of copper sulfate pentahydrate, 3-5 parts of humic acid, 15-20 parts of binder, 20-30 parts of organic matter, 1-2 parts of manganese sulfate monohydrate and 12-16 parts of composite urease inhibitor.
2. The method for improving soil fertility of eucalyptus artificial forest as claimed in claim 1, wherein: the organic fertilizer comprises 5-10 parts of rice straws, 8-15 parts of corn straws and 50-70 parts of cow dung, wherein the cow dung, the rice straws and the corn straws are uniformly mixed and fermented for 15-20 days under the condition that the water content is 45-50%.
3. The method for improving soil fertility of eucalyptus artificial forest as claimed in claim 1, wherein: the fertilizer application method of the special fertilizer for eucalyptus comprises the following steps: arc-shaped grooves with the length of 30-40cm and the width and the depth of 20-25cm are dug at the position 30-40cm away from the root of the tree on the upward slope of the tree, and special fertilizer is evenly applied into the grooves according to 0.5-1kg per plant and then covered with soil and compacted.
4. The method for improving soil fertility of eucalyptus artificial forest as claimed in claim 1, wherein: the binder comprises one or more of bentonite, attapulgite and diatomite.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110252261.2A CN112840941A (en) | 2021-03-08 | 2021-03-08 | Method for improving soil fertility of eucalyptus artificial forest |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110252261.2A CN112840941A (en) | 2021-03-08 | 2021-03-08 | Method for improving soil fertility of eucalyptus artificial forest |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1718565A (en) * | 2005-06-20 | 2006-01-11 | 洪伟 | Eucalptus fertilizer |
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