CN105393892A - Zenia insignis and dalbergia odorifera mixed afforestation method in stony desertification region - Google Patents
Zenia insignis and dalbergia odorifera mixed afforestation method in stony desertification region Download PDFInfo
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- CN105393892A CN105393892A CN201510695358.5A CN201510695358A CN105393892A CN 105393892 A CN105393892 A CN 105393892A CN 201510695358 A CN201510695358 A CN 201510695358A CN 105393892 A CN105393892 A CN 105393892A
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- 241000657528 Dalbergia odorifera Species 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 20
- 241000350595 Zenia insignis Species 0.000 title abstract description 6
- 239000003337 fertilizer Substances 0.000 claims abstract description 53
- 238000009333 weeding Methods 0.000 claims abstract description 30
- 239000002689 soil Substances 0.000 claims abstract description 21
- 241000196324 Embryophyta Species 0.000 claims abstract description 18
- 244000046052 Phaseolus vulgaris Species 0.000 claims description 88
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims description 88
- 238000007789 sealing Methods 0.000 claims description 29
- 150000001875 compounds Chemical class 0.000 claims description 16
- 244000141353 Prunus domestica Species 0.000 claims description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 12
- 241000238631 Hexapoda Species 0.000 claims description 7
- 201000010099 disease Diseases 0.000 claims description 7
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 244000082204 Phyllostachys viridis Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 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
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 5
- 230000001788 irregular Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 230000001932 seasonal effect Effects 0.000 abstract description 3
- 230000035558 fertility Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 238000009966 trimming Methods 0.000 abstract 1
- 241000894007 species Species 0.000 description 6
- 238000011161 development Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- VQKFNUFAXTZWDK-UHFFFAOYSA-N alpha-methylfuran Natural products CC1=CC=CO1 VQKFNUFAXTZWDK-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 210000003608 fece Anatomy 0.000 description 3
- 239000010871 livestock manure Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 240000005020 Acaciella glauca Species 0.000 description 2
- 244000189004 Caragana arborescens Species 0.000 description 2
- 235000014022 Caragana arborescens Nutrition 0.000 description 2
- 241000220324 Pyrus Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 244000098338 Triticum aestivum Species 0.000 description 2
- 241000350580 Zenia Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 235000003499 redwood Nutrition 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 240000001606 Adenanthera pavonina Species 0.000 description 1
- 235000011470 Adenanthera pavonina Nutrition 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 241000522195 Dalbergia Species 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 244000070406 Malus silvestris Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 244000086363 Pterocarpus indicus Species 0.000 description 1
- 235000009984 Pterocarpus indicus Nutrition 0.000 description 1
- 235000014443 Pyrus communis Nutrition 0.000 description 1
- 241000238370 Sepia Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
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- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
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- 230000004083 survival effect Effects 0.000 description 1
- 230000036642 wellbeing Effects 0.000 description 1
Classifications
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- 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
- A01G23/00—Forestry
-
- 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
-
- 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
Abstract
The invention discloses a Zenia insignis and dalbergia odorifera mixed afforestation method in stony desertification regions. The method comprises cleaning a mountain and preparing land, processing seedlings, afforesting in a mixed manner, and performing tending management. The method specifically comprises: in autumn in the previous year of afforestation, performing manual cave-shaped land preparation, selecting Zenia insignis container seedlings of 5-8 months and dalbergia odorifera container seedlings which are older than or equal to one year old to afforest, using a star-like uneven-aged mixed plantation method, plantation density of a mingled forest being 1900-2600 plants/hm2, after afforestation, weeding, applying fertilizer, and tending. The method breaks a problem that a Zenia insignis pure forest has stony desertification in a seasonal manner because of fallen leaves in winter, and makes Zenia insignis and the dalbergia odorifera muturally promote growth, so as to improve vegetation coverage of stony desertification mountain areas, improve soil, and enhance water and soil conservation effect. The method maintains soil fertility, promotes growth of rare tree dalbergia odorifera trees in height and improves trunk quality, reduces investment in manual trimming of the dalbergia odorifera and arranging trunk auxiliary supports, accelerates vegetation recovery process in the stony desertification regions, and increases income of mountainous area people. The method has good social benefit and ecological benefits.
Description
Technical field
The invention belongs to forestry technical field of cultivation, especially relate to a kind of Rocky Desertification Region and appoint beans and dalbergia odorifera Mixed forestation method.
Background technology
Appoint beans (ZeniainsignisChun.) to have another name called and appoint Caragana arborescens, Ren Mu, Common zenia, tree of choping off the head, belong to Caesalpiniaceae Common zenia and belong to fallen leaves megaphanerophyte, the height of tree reaches 30m, more than diameter of a cross-section of a tree trunk 1.3 meters above the ground 1m, is Chinese unique wheat, country's II grade of national key protected plant.Natural distributed in Guangxi, Guangdong, Hunan, Guizhou, Yunnan etc. economizes (district), North Vietnam also has distribution.Appoint beans root system penetration power strong, growth can be passed through between rock crevice; Appoint beans extremely drought-resistant, barren-resistant, rapidly, rudiment power is strong, can how for Sprout reproduction after felling in growth; Appoint Caragana arborescens dry logical straight satisfactory, mill run is high, and wood structure is fine and closely woven, resistance to compression resistance to bending is strong, pure clear, the texture of color and luster is logical straight, evenly, do not stick up after water logging do not split, not yielding, be not subject to damage by worms, be convenient to processing, easily dry, be excellent furniture woods and plywood material; Fibre length, good toughness, pulping rate are high, are the excellent materials of papermaking; Leaf gross protein value reaches 24.6%, content be rice, 3 times of corn, 2 times of wheat are first-class feed stripped; Limb can be put lacca in a suitable place to breed and be cultivated multiple eating bacterium; Flower, containing the high and high-quality of honey amount, is good nectar source seeds; Appointing beans of many uses, is the desirable seeds that southern china Eco-environmental Forestry and cycle industrial material forest are built.The eighties in 20th century rises, appoint beans as the Major Tree Species Planted of Rocky Desertification Control in Guangxi, Guangdong, Yunnan, the ground such as Guizhou Karst Desertification area spread afforestation, introduced a fine variety to the ground such as Hunan, Hubei, Fujian, Jiangsu, Jiangxi, Zhejiang, Sichuan as the quick growing species of trees afterwards, had a high potential at karst mountain Popularization And Development.But owing to appointing beans to be deciduous species, what Karst Mountains Desertification Area was planted appoints beans pure forest annual winter and leaf fall period in the early spring, and the rock on tor is exposed on earth's surface again, and form seasonal stony desertification phenomenon, ecoscape weak effect, Soil and water conservation is not strong.
Dalbergia odorifera (DalbergiaodoriferaT.Chen) has another name called colored pears, rosewood, fragrant redwood, Huanghua Pear, and be Papilionaceae Dalbergia aiphyllium, the height of tree can reach 15 ~ 20 meters, and the diameter of a cross-section of a tree trunk 1.3 meters above the ground can reach 80 centimetres; Its timber is redwood class preciousness material, and its popularity and preciousness be secondary red sandalwood and sour branch wood only, and its material is tight and hard, and heartwood is obvious, in sepia, glossy, beautiful appearance, and decorative pattern is beautiful, and air-dry density is high, and hardness is large, indeformable after dry, does not ftracture; Wood structure is thin and evenly, corrosion-resistant water-fast wet, have peat-reek, and fragrance living forever, is make the precious timber such as noble furniture, exquisite handicraft, and wooden chaff can be fragrant for making first-class Buddhist.Originate in Plain or the knob of Central in Hainan and southern low altitude area, a large amount of introducing and plantings in ground such as existing Guangdong, Guangxi, Fujian and Yunnan.According to the result of the ground such as Guangxi pingguo, Chongzuo, Pingxiang, Mashan in stony desertification mountain area introduction and Experiment, this seeds survival rate is up to more than 90%, and normal growth on limestone soil is the wide Precious Timber Species of Mountainous Area development prospect.But the treelet trunk of dalbergia odorifera pure forest is more soft, and leading shoot advantage is not obvious, and branch is lower, and side shoot is sturdy, and coppice shoot is more, needs after afforestation to tie with small wooden to hold up direct sum suitably to prune in trunk, excellent form can be cultivated.
For solving during Rocky Desertification Region appoints beans and dalbergia odorifera pure forest to manage the deficiency existed, Guangxi Forest Scientific Research Academy scientific and technical personnel are by implementing " 12 " Guangxi forestry science and technology project " Southwest Guangxi Rocky Desertification Control choice of tree species and composite cultivation research ", Preliminary screening is taken the post as the fine tree species 5 kinds of the Rocky Desertification Control such as beans, dalbergia odorifera and is appointed the excellent composite cultivation modes 3 kinds such as beans+dalbergia odorifera, and constantly explore and improve, tentatively sum up the new method of appointing beans and dalbergia odorifera Mixed forestation that a kind of applicable Karst Desertification area is applied.
Summary of the invention
The deficiency that the present invention exists to overcome current Rocky Desertification Control afforestation technology, provide a kind of easy and simple to handle, easily apply, promote to appoint the Rocky Desertification Region of beans and dalbergia odorifera high-quality and efficient development in Rocky Desertification Region to appoint beans and dalbergia odorifera Mixed forestation method.
To achieve these goals, technical scheme of the present invention is as follows:
Beans and dalbergia odorifera Mixed forestation method are appointed in a kind of Rocky Desertification Region, comprise clearly mountain wholely, seedling treatment, Mixed forestation and tending management operation, afforestation autumn the previous year carry out artificial cave-shaped wholely, select and appoint beans container seedling and dalbergia odorifera container seedling forestation, adopt mixed patterns in different age, mainly carry out weeding after afforestation and fertilising is fostered, its concrete operation step is as follows:
(1) clear mountain is wholely: afforestation to carry out autumn the previous year artificial cave-shaped wholely, weeds first around the clean plantation hole of shovel within the scope of 1.2m, whole ground specification is cave face width 40cm × 40cm, the dark 30cm in cave, 300g fused calcium magnesium phosphate and 20g water-loss reducer is put in each plantation hole, and mix thoroughly back cheat with table soil, described water-loss reducer is commercially available water-loss reducer;
(2) seedling treatment: select and appoint beans container seedling and >=1 year raw dalbergia odorifera container seedling forestation the 5-8 month; Before lifting, nursery stock is first watered permeable, suitably prunes during lifting to nursery stock, retains 4 ~ 5, top compound leaf, compound leaf prunes away again tail end 1/2 for often opening of remaining, and reduces moisture evaporation, simultaneously by bamboo basket or woven bag packed and transported, note avoiding the matrix of container seedling loose, keep root system complete;
(3) Mixed forestation:
1. mixed patterns: adopt starlike mixed patterns, appoints beans and dalbergia odorifera all to distribute in irregular star spot shape on forest land;
2. mixis ratio: the mixis ratio of appointing beans and dalbergia odorifera is 3 ~ 5: 5 ~ 7;
3. the mixed friendship time: afforest during ground moistening after 2 ~ April rain, appoint beans successively to stagger with the Afforestation Time of dalbergia odorifera, carry out different age and mixedly to hand over, appoint beans to afforest formerly, after 1 ~ 5 year, beans young growth in office plants dalbergia odorifera under forming the condition of covering again;
4. planting density: the planting density of mixed forest is 1900 ~ 2600 strains/hm
2;
5. planting system: dig a vesicle when planting in the middle of the ready plantation hole of step (1), the size in cave and the degree of depth, slightly larger than the container of nursery stock, accomplish when planting seedlings that root system is unfolded, the depth is suitable for, not crab rooting, righting, tread, technical key point " two bury steps on a Gai Miao ";
(4) tending management: mainly carry out weeding after afforestation and fertilising is fostered.
What above step (2) was selected appoints beans container seedling to be the 5-8 month raw height of seedling >=40cm, leading thread >=0.4cm, the container seedling of, well developed root system high without damage by disease and insect and mechanical damage, degree of lignification, the dalbergia odorifera container seedling selected be >=1 year raw height of seedling >=60cm, leading thread >=0.6cm without damage by disease and insect, have no mechanical damage, trunk is obvious, degree of lignification is high, the container seedling of well developed root system.
In above step (3), the technical key point of " two bury steps on a Gai Miao " digs a vesicle in the middle of ready plantation hole, nursery stock is put into vesicle and righting, first return and bury one deck hack and to time concordant with nursery stock container, the hack backfilled is tracked tramping, bury one deck hack that loosens afterwards on the whole again and exceed nursery stock container 5cm, tread, finally cover around nursery stock with hay again.
Weeding described in above step (4) and fertilising Tending methods be: plantation dalbergia odorifera after First Year weeding, apply fertilizer each 2 times, first root out the weeds within the scope of treelet periphery 1.2m and shrubbery, and then apply fertilizer; First time every strain sealing fertilizer 50g, the every strain sealing fertilizer 100g of second time; The time interval of twice weeding fertilising is four months; Second Year spring and each weeding in autumn 1 time, fertilising 1 time of loosening the soil spring, every strain sealing fertilizer 200g; Weeding in spring in 3rd year and each 1 time of fertilising, every strain sealing fertilizer 300g; Described composite fertilizer be commercially availablely contain 15% 4, the composite fertilizer of 15%P, 15%K.
Relative to prior art, the advantage that the present invention has and good effect as follows:
1, the present invention will appoint beans and dalbergia odorifera Mixed forestation in Rocky Desertification Region, afforest with a beans pure forest and compare, overcome appoint beans pure forest to exist due to the seasonal stony desertification phenomenon presented of fall leaves winter, form the four seasons evergreen forest community, the ecoscape effect of raising Rocky Desertification Region vegetation.
2, the present invention appoints beans and dalbergia odorifera Mixed forestation, overcome the deficiencies such as many, the trunk of young growth branch in period that dalbergia odorifera pure forest exists is bending, trunk is not obvious, save during dalbergia odorifera pure forest is managed and artificial support and the cost input of pruning branch have been carried out to trunk, and promote dalbergia odorifera young growth Tree height growth, improve the logical frank of trunk, improve out-put and the economic well-being of workers and staff of precious timber further.
3, the present invention appoints beans and dalbergia odorifera Mixed forestation to compare with the pure forest of wherein single seeds, the three-dimensional deep forest canopy of mixed forest enhances the coverage effect to earth's surface, improve standing forest to utility rate of luminous energy, obvious cooling humidifying effect is had in the season of high-temperature drying, and increase surface litter total amount, improve water conservation and the ability that conserves water and soil, improvement soil, maintain soil fertility, realize forest land sustainable use.
4, the invention provides the innovative technology method of a kind of beans and dalbergia odorifera Mixed forestation, crack current Rocky Desertification Region and appoint beans and the developing technological difficulties problem of dalbergia odorifera, to quickening Rocky Desertification Control, improve the ecological environment, promote that the Rocky Desertification Region sustainable development of socio-economy is significant.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described.
embodiment 1:
Select in November, 2011 the medium Karst Mountains Desertification Area in the peaceful Lin Lin village, town in Pingguo County,GuangXi as appointing beans and dalbergia odorifera mixed forest planting site, by 1400 strains/hm on planting site
2density carry out artificial local and dig pit wholely, the first weeds of the clean plantation hole of shovel around within the scope of 1.2m, specification of digging pit is cave face width 40cm × 40cm, the dark 30cm in cave, puts 300g fused calcium magnesium phosphate and the commercially available water-loss reducer of 20g in each plantation hole, and mixes thoroughly back with table soil and cheat.In February, 2012, select raw healthy and strong lignified beans container seedling forestation in May, height of seedling reaches 40cm, leading thread reaches 0.4cm.First water to nursery stock permeable before lifting, during lifting, nursery stock is pruned, retain 4 ~ 5, top compound leaf, the compound leaf of often opening remained prunes away again tail end 1/2, reduces moisture evaporation, uses bamboo basket packed and transported simultaneously, note avoiding the matrix of container seedling loose, keep root system complete.In the middle of ready plantation hole, a vesicle is dug when planting, the size in cave and the degree of depth are slightly larger than the container of nursery stock, nursery stock is put into vesicle and righting, first return and bury one deck hack and to time concordant with nursery stock container, the hack backfilled is tracked tramping, bury one deck hack that loosens afterwards on the whole again and exceed nursery stock container 5cm, tread, finally cover around nursery stock with hay, strengthen water conservation soil conservation.Afforestation then, is appointed beans weeding, is applied fertilizer each 2 times, first the weeds of appointing within the scope of beans treelet periphery 1.2m and shrubbery is rooted out and totally refertilizes, first time every strain sealing fertilizer 50g, and the every strain sealing fertilizer 100g of second time, the time interval of twice weeding fertilising is four months.
Spring in 2013 plants dalbergia odorifera in life in a 1 year beans pure forest of construction in upper a year, appoints a beans storage rate to be 1300 strains/hm
2, beans sylvan life star spot shape in office is digged pit plantation dalbergia odorifera brokenly, and the measures such as specification of digging pit, base manure and water-loss reducer consumption appoint beans identical with digging pit to plant, and the mixis ratio of appointing beans and dalbergia odorifera is 3: 7.Select the dalbergia odorifera container seedling forestation of life in 1 year, height of seedling 60cm, leading thread 0.6cm, without damage by disease and insect, trunk is obvious, and degree of lignification is high, well developed root system, suitably prune too much blade during lifting, retain 4 ~ 5, top compound leaf, the compound leaf of often opening remained prunes away again tail end 1/2, use woven bag packed and transported, planting density is 1300 strains/hm simultaneously
2; The technical key point of dalbergia odorifera plantation is planted identical with appointing beans, i.e. " two bury one steps on a Gai Miao ".After Mixed forestation, weeding in the 1st year, to apply fertilizer each 2 times, first the weeds of appointing within the scope of beans and dalbergia odorifera treelet periphery 1.2m and shrubbery are rooted out totally, and then apply fertilizer, first time dalbergia odorifera every strain sealing fertilizer 50g, beans every strain sealing fertilizer 100g; Second time dalbergia odorifera every strain sealing fertilizer 100g, appoints beans every strain sealing fertilizer 200g, and the time interval of twice weeding fertilising is four months.2nd year spring and each weeding in autumn 1 time, fertilising 1 time of loosening the soil spring, appoints beans and dalbergia odorifera every strain sealing fertilizer 200g.Above used composite fertilizer is commercially available composite fertilizer, containing 15% 4,15%P, 15%K.In November, 2014 researching determining, appoint beans mean stand height 2.35m, mean DBH increment 1.19cm, dalbergia odorifera mean stand height 1.61m, mean DBH increment 0.85cm, the obvious dalbergia odorifera plant of trunk accounts for 66.7%, and mixed forest density is 2600 strains/hm
2, the standing forest four seasons are evergreen, grow fine.
embodiment 2:
The medium Karst Mountains Desertification Area in peace happy village, Zhenba, Pingguo County,GuangXi was as appointing beans and a dalbergia odorifera mixed forest planting site, by 1100 strains/hm on planting site spring in 2010
2density carry out artificial local and dig pit wholely, the first weeds of the clean plantation hole of shovel around within the scope of 1.2m, specification of digging pit is cave face width 40cm × 40cm, the dark 30cm in cave, puts 300g fused calcium magnesium phosphate and the commercially available water-loss reducer of 20g in each plantation hole, and mixes thoroughly back with table soil and cheat.In February, 2011, select the healthy and strong lignified beans container seedling forestation of semi-annual, height of seedling 45cm, leading thread 0.5cm.First water to nursery stock permeable before lifting, during lifting, nursery stock is pruned, retain 4 ~ 5, top compound leaf, the compound leaf of often opening remained prunes away again tail end 1/2, reduces moisture evaporation, uses bamboo basket packed and transported simultaneously, note avoiding the matrix of container seedling loose, keep root system complete.In the middle of ready plantation hole, a vesicle is dug when planting, the size in cave and the degree of depth are slightly larger than the container of nursery stock, nursery stock is put into vesicle and righting, first return and bury one deck hack and to time concordant with nursery stock container, the hack backfilled is tracked tramping, bury one deck hack that loosens afterwards on the whole again and exceed nursery stock container 5cm, tread, finally cover around nursery stock with hay, strengthen water conservation soil conservation.Afforestation then, is appointed beans weeding, is applied fertilizer each 2 times, first the weeds of appointing within the scope of beans treelet periphery 1.2m and shrubbery is rooted out and totally refertilizes, first time every strain sealing fertilizer 50g, and the every strain sealing fertilizer 100g of second time, the time interval of twice weeding fertilising is four months.
Spring in 2013 plants dalbergia odorifera in lifes in a 3 years beans pure forest of construction in 2010, appoints a beans storage rate to be 900 strains/hm
2, beans sylvan life star spot shape in office is digged pit plantation dalbergia odorifera brokenly, and the measures such as specification of digging pit, base manure and water-loss reducer consumption appoint beans identical with digging pit to plant, and the mixis ratio of appointing beans and dalbergia odorifera is 4: 6.Select the dalbergia odorifera container seedling forestation of life in 13 months, height of seedling 65cm, leading thread 0.65cm, without damage by disease and insect, trunk is obvious, and degree of lignification is high, well developed root system, suitably prune too much blade during lifting, retain 4 ~ 5, top compound leaf, the compound leaf of often opening remained prunes away again tail end 1/2, use woven bag packed and transported, planting density is 1000 strains/hm simultaneously
2; The technical key point of dalbergia odorifera plantation is planted identical with appointing beans, i.e. " two bury one steps on a Gai Miao ".After Mixed forestation, weeding in the 1st year, to apply fertilizer each 2 times, first the weeds of appointing within the scope of beans and dalbergia odorifera treelet periphery 1.2m and shrubbery are rooted out totally, and then apply fertilizer, first time dalbergia odorifera every strain sealing fertilizer 50g, beans every strain sealing fertilizer 100g; Second time dalbergia odorifera every strain sealing fertilizer 100g, appoints beans every strain sealing fertilizer 200g, and the time interval of twice weeding fertilising is four months.2nd year spring and each weeding in autumn 1 time, fertilising 1 time of loosening the soil spring, appoints beans and dalbergia odorifera every strain sealing fertilizer 200g.Above used composite fertilizer is commercially available composite fertilizer, containing 15% 4,15%P, 15%K.In November, 2014 researching determining, appoint beans mean stand height 9.08m, mean DBH increment 8.34cm, dalbergia odorifera mean stand height 2.59m, mean DBH increment 1.49cm, the obvious dalbergia odorifera plant of trunk accounts for 68.8%, and mixed forest density is 1900 strains/hm
2, the standing forest four seasons are evergreen, well-grown.
embodiment 3:
Select in November, 2008 the medium Karst Mountains Desertification Area in the peaceful Lin Lin village, town in Pingguo County,GuangXi as appointing beans and dalbergia odorifera mixed forest planting site, by 1100 strains/hm on planting site
2density carry out artificial local and dig pit wholely, the first weeds of the clean plantation hole of shovel around within the scope of 1.2m, specification of digging pit is cave face width 40cm × 40cm, the dark 30cm in cave, puts 300g fused calcium magnesium phosphate and the commercially available water-loss reducer of 20g in each plantation hole, and mixes thoroughly back with table soil and cheat.In February, 2009, select raw healthy and strong lignified beans container seedling forestation in August, height of seedling 50cm, leading thread 0.55cm.First water to nursery stock permeable before lifting, during lifting, nursery stock is pruned, retain 4 ~ 5, top compound leaf, the compound leaf of often opening remained prunes away again tail end 1/2, reduces moisture evaporation, uses bamboo basket packed and transported simultaneously, note avoiding the matrix of container seedling loose, keep root system complete.In the middle of ready plantation hole, a vesicle is dug when planting, the size in cave and the degree of depth are slightly larger than the container of nursery stock, nursery stock is put into vesicle and righting, first return and bury one deck hack and to time concordant with nursery stock container, the hack backfilled is tracked tramping, bury one deck hack that loosens afterwards on the whole again and exceed nursery stock container 5cm, tread, finally cover around nursery stock with hay, strengthen water conservation soil conservation.Afforestation then, is appointed beans weeding, is applied fertilizer each 2 times, first the weeds of appointing within the scope of beans treelet periphery 1.2m and shrubbery is rooted out and totally refertilizes, first time every strain sealing fertilizer 50g, and the every strain sealing fertilizer 100g of second time, the time interval of twice weeding fertilising is four months.
Spring in 2013 plants dalbergia odorifera in lifes in a 5 years beans pure forest of 2008 constructions, appoints a beans storage rate to be 800 strains/hm
2, beans sylvan life star spot shape in office is digged pit plantation dalbergia odorifera brokenly, and the measures such as specification of digging pit, base manure and water-loss reducer consumption appoint beans identical with digging pit to plant, and the mixis ratio of appointing beans and dalbergia odorifera is 5: 5.Select the dalbergia odorifera container seedling forestation in 1 year half a lifetime, height of seedling 75cm, leading thread 0.7cm, without damage by disease and insect, trunk is obvious, and degree of lignification is high, well developed root system, suitably prune too much blade during lifting, retain 4 ~ 5, top compound leaf, the compound leaf of often opening remained prunes away again tail end 1/2, use woven bag packed and transported, planting density is 1100 strains/hm simultaneously
2; The technical key point of dalbergia odorifera plantation is planted identical with appointing beans, i.e. " two bury one steps on a Gai Miao ".After Mixed forestation, weeding in the 1st year, to apply fertilizer each 2 times, first the weeds of appointing within the scope of beans and dalbergia odorifera treelet periphery 1.2m and shrubbery are rooted out totally, and then apply fertilizer, first time dalbergia odorifera every strain sealing fertilizer 50g, beans every strain sealing fertilizer 100g; Second time dalbergia odorifera every strain sealing fertilizer 100g, appoints beans every strain sealing fertilizer 200g, and the time interval of twice weeding fertilising is four months.2nd year spring and each weeding in autumn 1 time, fertilising 1 time of loosening the soil spring, appoints beans and dalbergia odorifera every strain sealing fertilizer 200g.Above used composite fertilizer is commercially available composite fertilizer, containing 15% 4,15%P, 15%K.In June, 2015 researching determining, appoint beans mean stand height 11.0m, mean DBH increment 12.28cm, dalbergia odorifera mean stand height 3.26m, mean DBH increment 2.19cm, the obvious dalbergia odorifera plant of trunk accounts for 69.2%, and mixed forest density is 1900 strains/hm
2, Stand Growth is good, Stability Analysis of Structures, the four seasons are evergreen.
Claims (4)
1. beans and dalbergia odorifera Mixed forestation method are appointed in a Rocky Desertification Region, it is characterized in that: comprise clearly mountain wholely, seedling treatment, Mixed forestation and tending management operation, afforestation autumn the previous year carry out artificial cave-shaped wholely, select and appoint beans container seedling and dalbergia odorifera container seedling forestation, adopt mixed patterns in different age, mainly carry out weeding after afforestation and fertilising is fostered, its concrete operation step is as follows:
(1) clear mountain is wholely: afforestation to carry out autumn the previous year artificial cave-shaped wholely, weeds first around the clean plantation hole of shovel within the scope of 1.2m, whole ground specification is cave face width 40cm × 40cm, the dark 30cm in cave, 300g fused calcium magnesium phosphate and 20g water-loss reducer is put in each plantation hole, and mix thoroughly back cheat with table soil, described water-loss reducer is commercially available water-loss reducer;
(2) seedling treatment: select and appoint beans container seedling and >=1 year raw dalbergia odorifera container seedling forestation the 5-8 month; Before lifting, nursery stock is first watered permeable, suitably prunes during lifting to nursery stock, retains 4 ~ 5, top compound leaf, compound leaf prunes away again tail end 1/2 for often opening of remaining, and reduces moisture evaporation, simultaneously by bamboo basket or woven bag packed and transported, note avoiding the matrix of container seedling loose, keep root system complete;
(3) Mixed forestation:
1. mixed patterns: adopt starlike mixed patterns, appoints beans and dalbergia odorifera all to distribute in irregular star spot shape on forest land;
2. mixis ratio: the mixis ratio of appointing beans and dalbergia odorifera is 3 ~ 5: 5 ~ 7;
3. the mixed friendship time: afforest during ground moistening after 2 ~ April rain, appoint beans successively to stagger with the Afforestation Time of dalbergia odorifera, carry out different age and mixedly to hand over, appoint beans to afforest formerly, after 1 ~ 5 year, beans young growth in office plants dalbergia odorifera under forming the condition of covering again;
4. planting density: the planting density of mixed forest is 1900 ~ 2600 strains/hm
2;
5. planting system: dig a vesicle when planting in the middle of the ready plantation hole of step (1), the size in cave and the degree of depth, slightly larger than the container of nursery stock, accomplish when planting seedlings that root system is unfolded, the depth is suitable for, not crab rooting, righting, tread, technical key point " two bury steps on a Gai Miao ";
(4) tending management: mainly carry out weeding after afforestation and fertilising is fostered.
2. beans and dalbergia odorifera Mixed forestation method are appointed in Rocky Desertification Region according to claim 1, it is characterized in that: what step (2) was selected appoints beans container seedling to be the 5-8 month raw height of seedling >=40cm, leading thread >=0.4cm, the container seedling of, well developed root system high without damage by disease and insect and mechanical damage, degree of lignification, the dalbergia odorifera container seedling selected be >=1 year raw height of seedling >=60cm, leading thread >=0.6cm without damage by disease and insect, have no mechanical damage, trunk is obvious, degree of lignification is high, the container seedling of well developed root system.
3. beans and dalbergia odorifera Mixed forestation method are appointed in Rocky Desertification Region according to claim 1, it is characterized in that: in step (3), the technical key point of " two bury steps on a Gai Miao " digs a vesicle in the middle of ready plantation hole, nursery stock is put into vesicle and righting, first return and bury one deck hack and to time concordant with nursery stock container, the hack backfilled is tracked tramping, bury one deck hack that loosens afterwards on the whole again and exceed nursery stock container 5cm, tread, finally cover around nursery stock with hay again.
4. beans and dalbergia odorifera Mixed forestation method are appointed in Rocky Desertification Region according to claim 1, it is characterized in that: the weeding described in step (4) and fertilising Tending methods be: plantation dalbergia odorifera after First Year weeding, apply fertilizer each 2 times, first root out the weeds within the scope of treelet periphery 1.2m and shrubbery, and then apply fertilizer; First time every strain sealing fertilizer 50g, the every strain sealing fertilizer 100g of second time; The time interval of twice weeding fertilising is four months; Second Year spring and each weeding in autumn 1 time, fertilising 1 time of loosening the soil spring, every strain sealing fertilizer 200g; Weeding in spring in 3rd year and each 1 time of fertilising, every strain sealing fertilizer 300g; Described composite fertilizer be commercially availablely contain 15% 4, the composite fertilizer of 15%P, 15%K.
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Application publication date: 20160316 Assignee: Guangxi Shengjin Agricultural Technology Co.,Ltd. Assignor: GUANGXI ZHUANG AUTONOMOUS REGION FORESTRY Research Institute Contract record no.: X2023980045763 Denomination of invention: The mixed afforestation method of Ren Dou and Dalbergia odorifera in rocky desertification areas Granted publication date: 20180710 License type: Common License Record date: 20231106 |