CN104938283A - Method for white tephrosia interplanting under eucalyptus forest - Google Patents
Method for white tephrosia interplanting under eucalyptus forest Download PDFInfo
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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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
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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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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Abstract
A method for white tephrosia interplanting under a eucalyptus forest comprises the steps of sprout selecting, forest land selecting, interplanting, nourishing management, pest control and white tephrosia harvesting using. According to eucalyptus artificial forest white tephrosia interplanting, eucalyptus forest line spaces are fully used, the features that a white tephrosia root system is developed, and root nodule nitrogen fixation is achieved can be achieved, soil fixation and slope protection are achieved, soil is improved, and the problem of poor soil caused by long-term white tephrosia pure forest planting is relieved. After white tephrosia is cut, the white tephrosia can be used as grass fodder and be pressed under a eucalyptus tree in a turning mode as green manure, and the white tephrosia is a fine grass seed for feeding and ecology. According to the method, forest land using efficiency can be improved, soil organic matter, total nitrogen and available nitrogen content is increased, eucalyptus growing is promoted, pasture income is increased, economic and ecological benefits are obviously improved compared with a eucalyptus pure forest, and transformation and efficient building of the eucalyptus industry can be promoted effectively.
Description
Technical field
The present invention relates to self-employed tree cultivator herbage composite plant technical field, be specifically related to a kind of method of Tephrosia candida under Eucalyptus Stand.
Background technology
Eucalyptus (Eucalyptus) is that Myrtaceae eucalyptus belongs to aiphyllium, originate in Australia, the raw-material chief species of commercial paper, the quick growing species of trees being China the seventies is introduced last century, its strong adaptability, grow quick, of many uses.Eucalyptus plantation in China Guangxi, Guangdong, Fujian etc. the development of counties and districts of relevant city rapidly, to 2015, Guangxi cultivated area reached 5,000 ten thousand mu, and position is the first in the nation, eucalyptus material amount accounts for the whole nation more than 70%.Eucalyptus is being the national timber supply and demand contradiction of alleviation; promote timber slurry paper integration industry development, safeguard national timber safety, increase Forestry Carbon Mitigation; reply climatic variation serves larger effect, the rapid-growing and high-yield forest base establishing large area, scale in eucalyptus normal region in all parts of the country.But, while eucalyptus plant production development, encounter some to hinder, think at academia's some scholars and some places: eucalyptus does harm rather than good in plantation, eucalyptus is " taking out fertile machine, water pumper, prickly pear ", every place of planting eucalyptus, and soil property is deteriorated, under Eucalyptus Stand, not even a blade of grass grows etc., and the development of eucalyptus industry is controversial.
Mountain green soy bean, has another name called and spends bastard indigo beans in vain, is a kind of perennial evergreen undershrub of pulse family Baptisia.Originate in the tropical and subtropical zone areas such as Africa, Indonesia, the Malay Peninsula and South Asia Himalaya, happiness warm and moist weather, is adapted at Perenniporia martius height above sea level less than 1200 meters growth; Acidproof, the soil of pH4.0 ~ 7.5 can be adapted to; Drought-enduring, resistance to light frost; Stop growing when temperature less than 5 DEG C, grow suppressed when 8 DEG C ~ 10 DEG C, start growth when 12 ~ 14 DEG C, when 20 ~ 35 DEG C, growth rapidly.Mountain green soy bean multi-branched, plant height 1m ~ 3m, imparipinnate leaf, long 15cm ~ 20cm, February ~ sowing in June, July ~ October, growth was the fastest, bloomed November ~ February next year, January ~ March seed maturity.Fresh careless 40t/hm produced per year by mountain green soy bean
2~ 55t/hm
2, give money as a gift grass 12 ~ 13t; Eucalyptus underwood planting output is 30t/hm
2left and right; Regenerability is good, cradles 2 ~ 4 times every year; Leaf amount is large, stem/leaf ratio 0.68:1, and blade is soft, and be of high nutritive value, sheep, rabbit good palatability, ox palatability is general.Mountain green soy bean root nodule has nitrogen fixation, obvious to improvement soil action effect, is a kind of feeding and ecological good grass seed had both.
Summary of the invention
The object of this invention is to provide a kind of method of Tephrosia candida under Eucalyptus Stand, can increase soil fertility, improve eucalyptus biological yield, improve land utilization efficiency, economy and ecological benefits comparatively eucalyptus pure forest significantly improve.
Technical scheme of the present invention is: a kind of method of Tephrosia candida under Eucalyptus Stand, comprises the steps:
(1) seedling is selected
Choose Eucalyptus Tissue Cultured seedling by leading thread 0.15 ~ 0.25cm, height of seedling 15 ~ 25cm, I grade of side radical is at least 4; Mountain green soy bean seed selects moisture to be at least 3%, and germination rate is at least 85%;
(2) forest land is selected and a kind
Selective light heat condition is better, the gradient below 25 degree, height above sea level less than 500 meters, soil layer is deep, soil comparatively rich soil as eucalyptus growing area; Eucalyptus plantation digs pit specification by face width 60cm × 50cm, dark 30 ~ 35cm, bottom width 40 ~ 50cm, often hole is discharged 0.85kg ferment bacterium power and is strengthened eucalyptus Special basal fertilizer, at plantation mountain, the vacant lot in the ranks green soy bean of distance eucalyptus plant 1m, and spacing in the rows 5 ~ 15cm, line-spacing 25 ~ 35cm, admixes farmyard manure 15000kg/hm
2or composite fertilizer 150kg/hm
2as base manure;
Plantation is selected in 2 ~ May period, and eucalyptus and mountain green soy bean are planted simultaneously, and eucalyptus planting depth exceedes a glass mud 2cm, compacting after plantation; Mountain green soy bean seeding quantity 5 ~ 8kg/hm
2, sowing depth is 2 ~ 3cm, broadcasts sowing in earth's surface 1.5 ~ 2.5cm, after planting blinding 1 ~ 2cm;
(3) tending management
The tending management of eucalyptus
To afforest in latter 2 months every on-site survey in 15 days once, find to be short of seedling, dead strain wants timely after-culture; Carry out band shape shovel grass along growth belt after 3 months to foster, width is each 1m up and down, suitably earths up, righting nursery stock in conjunction with fostering to treelet; Carry out a weeding 11 ~ December, during weeding, can not weed killer herbicide be used, avoid affecting mountain green soy bean growth; Topdress for second 2 ~ April of time after planting, the special 0.75kg that topdresses of eucalyptus is discharged in every strain, long 30 centimetres, dark 20 centimetres of distance plant about 30 centimetres of both sides trench digging, fertilizer dispenser is covered earth in ditch; After Eucalyptus to 2m height, carry out branch-finishing and pruning to 1m with lower part, during pruning, the edge of a knife chops back from the bottom up along trunk, toothing length 3cm, avoids injuring trunk;
The tending management of mountain green soy bean
Mountain green soy bean plantation backsight weather condition is watered, until survive; In step 3) on-site survey eucalyptus checks mountain green soy bean growing state while surviving situation, few or timely after-culture when being short of seedling of seedling, seedling carries out suitable thinning at most; In step 3) weeds of mountain green soy bean growth belt to be removed while the weeding of eucalyptus growth belt, mountain green soy bean cradles rear combination intertillage at every turn and imposes fused calcium magnesium phosphate 50 ~ 75kg/hm
2, also evenly can be sprinkled into growth belt;
(4) harvesting of mountain green soy bean and utilization
A. green soy bean height in mountain grows to 80cm and can gather in utilization first, after this often grows to 70 ~ 80cm and again cradles, can gather in 2 ~ 4 times every year depending on growing state, each harvesting stubble height 35cm;
B. the mountain green soy bean gathered in for pasture, turn over make green manure or make hay for subsequent use.
The method of described Tephrosia candida has 1. drilling: ditch by a line spacing or multirow simultaneously, sow, the disposable method completed of earthing, and line number is determined by eucalyptus line-spacing; 2. broadcast sowing: seed is sprinkling upon soil surface as far as possible equably and the type of seeding of light rake earthing; 3. bunch planting: the combination of one or more of opening above three kinds of methods of cave program request 2 ~ 4 seeds in the ranks by certain spacing in the rows held successfully.
Described mountain green soy bean refers to for pasture and the mountain green soy bean machine of harvesting is broken into 2 ~ 3cm, direct or stirring feeding with fodder concentrate rabbit, goat or ox livestock poultry.
The mountain green soy bean of described harvesting is used for turning over makes green manure, and the mode that pressure makes green manure is: dig in the centre of every row two strain eucalyptus long × wide × be the ditch of 40 × 30 × 40cm deeply, the mountain green soy bean cradled to be turned in described ditch as fertilizer, fills up earthing 2 ~ 3cm after ditch.
The extermination of disease and insect pest of eucalyptus and mountain green soy bean is carried out according to a conventional method.
1. eucalyptus disease control
A. sprout term disease mainly contains stem rot, gray mold and bacterial wilt, adopts 50% thiophanate methyl, 800 ~ 1000 times of liquid, 25% carbendazim and tpn 800 ~ 1000 times of liquid to spray control once;
B. young growth disease mainly contains shrivelled disease and bacterial wilt.Shrivelled disease improves the Silvicultural Measures such as raising standing forest resistance against diseases such as standing forest sanitary condition and fertilising mainly through strengthening fostering, and disease can be avoided to occur and alleviate by the extent of injury.Bacterial wilt, once find susceptible strain, should be excavated burning immediately, and sprinkle lime in region of disease, spreads to prevent germ;
2. eucalyptus pest control
Eucalyptus insect pest mainly contains a class tooth steinernema, looper, chafer, large Xi, black cutworm, Indian yellow ridge locust and termite, termite control can use the termite pulvis that goes out on termite activity circuit, after 1 ~ 2 month, killing rate can reach 100%, other insect pests to be watered with 20% methylamine (sulphur) phosphorus in the harm phase and directly to spray seedling, repellent with kill eucalyptus insect pest; Looper and leaf roller are watered with 80% ddvp emulsion and spray control;
3. the mountain green soy bean extermination of disease and insect pest
Mountain green soy bean damage by disease and insect mainly contains leaf fly, smalt locust, cotton scale insect, Xu Chunxiang, cotton aphid, powder rafter weevil, one in available 600 times of carbendazim solutions, 800 times of chlorothalonil solution, 1000 times of chlorophos solution sprays control, sprays 1 ~ 2 diseases prevention medicament every year after plantation.
Compared with existing eucalyptus Artificial Pure planting technology, beneficial effect of the present invention is:
1, by eucalyptus and the green soy bean intercropping of ecological herbage mountain after 3 years, contrast with eucalyptus pure forest, the eucalyptus individual plant amount of growth of Tephrosia candida significantly improves, wherein, mean stand height improves 13.25 ~ 17.22%, mean DBH increment improves 8.19 ~ 14.89%, and 1325kg/ mu ~ 1968kg/ mu gathered in the crops every year by mountain green soy bean, has good economic benefit.
2, by planting between ecological herbage mountain green soy bean and eucalyptus, effectively improve eucalyptus soil fertility, after a kind the 2nd year, Tephrosia candida increases by 11.4 ~ 43.2% than the non-Tephrosia candida soil organic matter, full nitrogen increases by 7.1 ~ 32.2%, and available N content increases by 6.1 ~ 27.5%.Between plant after the 3rd year, Tephrosia candida increases by 12.5 ~ 40.0% than the non-Tephrosia candida soil organic matter, and full nitrogen increases by 6.5 ~ 29.9%, and available N content increases by 8.5 ~ 20.9%.
3, by planting between mountain green soy bean and eucalyptus and every aggregate measures, not only increase the diversity of living species, also add Forest Soil Fertility, economy and Ecological Effect Yidu remarkable especially, plant height, the diameter of a cross-section of a tree trunk 1.3 meters above the ground of eucalyptus are significantly increased, improve the income of forest land unit are, also save management cost and production cost, the sustainable development for eucalyptus industry provides new thinking.
Accompanying drawing explanation
Fig. 1 is the pilot forest afforestation models design drawing of eucalyptus (2m × 3m)+mountain green soy bean pattern.
Fig. 2 is the pilot forest afforestation models design drawing of eucalyptus (2m × 6m)+mountain green soy bean pattern.
Be labeled as in figure: ▲ represent eucalyptus,
represent mountain green soy bean.
Embodiment
Below by way of specific embodiment, technical scheme of the present invention is described further, but embodiment does not limit the scope of protection of the invention.The raw material such as mountain green soy bean seed, eucalyptus nursery stock, agricultural chemicals, chemical fertilizer that following examples adopt all can obtain from commercial channel.Following examples are conventional method without special instruction.
1) forest land and seedling basic condition
Be positioned at state-owned seven branches, slope, forest farm, slope seven, Guangxi pilot forest, take up an area 11hm
2, most High aititude 120m, the gradient 10 °, traffic convenience, draining is good, and mountain yellow soil, it is fertile that the soil is porous, soil pH value 5.6.In woods, main vegetation has bidens pilosa (BidenspilosaL.), eleusine indica (Eleusineindica (L.) Gaertn.), Bermuda grass (Cynodondactylon (Linn.) Pers.), Horseweed Herb (Conyzaecanadensis (L.) Cronq.) and dandelion (HerbaTaraxaCi) etc.Eucalyptus nursery stock is ' wide woods No. 9 ' group training Light media seedling of Guangxi forest-science academy, source, the improved seeds that mountain green soy bean seed source provides in Guangxi herding research institute.
2) forest land prepares
Eucalyptus Forestation divides 2m × 3m and 2m × 6m, namely two row seeding row spacing 2m × 3m interval 6m plant two row seeding row spacing 2m × 3m, two kinds of patterns again, see accompanying drawing 1, specification of digging pit by face width 60cm × 50cm, dark 33cm, bottom width 40cm, keep line-spacing between two row equal, often hole is discharged 0.85kg ferment bacterium power and is strengthened eucalyptus Special basal fertilizer.Mountain green soy bean growth belt is started the empty in the ranks whole of distance eucalyptus plant 1m, is that 15cm × 30cm is arranged, admixes composite fertilizer 150kg/hm by seeding row spacing
2as base manure, N:P in described composite fertilizer
2o
5: K
2the mass ratio of O is 10:10:10.Winter in 2011 and spring in 2012 complete afforestation and soil preparation.
3) plant between
Eucalyptus and mountain green soy bean were planted rainy season in March, 2012 simultaneously.Carry out eucalyptus plantation by hole, return mud higher than matrix 2 ~ 3cm, compacting after plantation; Mountain green soy bean is to broadcast sowing form plantation, seeding quantity 6kg/hm
2, sowing depth is 2 ~ 3cm, after planting blinding 1 ~ 2cm.
4) tending management of eucalyptus
2012 3, between April on-site survey in every 15 days once, find to be short of seedling, dead strain time want timely after-culture; Carry out band shape shovel grass along growth belt July to foster, width be each 1m up and down, suitably earths up, righting nursery stock in conjunction with fostering to treelet, carries out artificial weeds removal November, can not use weed killer herbicide during weeding, avoid affecting mountain green soy bean and grow; In March, 2013 topdresses, the special 0.75kg that topdresses of eucalyptus is discharged in every strain, distance plant about 30 centimetres of both sides trench diggings long 30 centimetres, dark about 20 centimetres, fertilizer dispenser is covered earth, May in ditch, with lower part, branch-finishing and pruning is carried out to eucalyptus 1m, during pruning, the edge of a knife chops back from the bottom up along trunk, toothing length 3cm, avoids injuring trunk, and other fertilising Tending measures is planted consistent with normal eucalyptus pure forest.
5) the managing and protecting and utilization of mountain green soy bean
1. the water and fertilizer management of mountain green soy bean and harvesting
Mountain green soy bean plantation backsight weather condition is suitably watered, and makes soil moisture content>=4%, until survive; In step 4) while on-site survey eucalyptus survives situation, check mountain green soy bean growing state, few or timely after-culture when being short of seedling of seedling, seedling carries out suitable thinning at most; In step 4) weeds are carried out to mountain green soy bean growth belt while the weeding of eucalyptus growth belt and remove work, after hoe plane digs, pull out by hand; Mountain green soy bean cradles rear combination intertillage at every turn and imposes fused calcium magnesium phosphate 50 ~ 75kg/hm
2, also evenly can be sprinkled into growth belt.
2. the harvesting of mountain green soy bean and utilization
Mountain green soy bean height grows to 80cm can gather in utilization first, after this often grows to 70 ~ 80cm and again cradles, can gather in 2 ~ 4 times every year depending on growing state, each harvesting stubble height 30 ~ 35cm; The mountain green soy bean of harvesting can be used for the livestock poultry such as rabbit, goat or ox of feeding, and concrete grammar is: the mountain green soy bean machine of harvesting is broken into 2 ~ 3cm, direct or stirring concentrated feed feeding; The mountain green soy bean of harvesting can turn over and makes green manure, and pressure is made fertilizer utilization mode and is: dig in the centre of every row two strain eucalyptus long × wide × be the ditch of 40 × 30 × 40cm deeply, the mountain green soy bean cradled to be turned in described ditch as fertilizer, fills up earthing 2 ~ 3cm after ditch; Pasture and turning over also has residue after making green manure, unnecessary mountain green soy bean can be shone that to make hay for subsequent use.
6) extermination of disease and insect pest
1. eucalyptus disease control
A. sprout term disease mainly contains stem rot, gray mold and bacterial wilt, and 50% thiophanate methyl, 800 ~ 1000 times of liquid, 25% carbendazim and tpn 800 ~ 1000 times of liquid etc. can be adopted to spray control once;
B. young growth disease mainly contains shrivelled disease and bacterial wilt.Shrivelled disease improves the Silvicultural Measures such as raising standing forest resistance against diseases such as standing forest sanitary condition and fertilising mainly through strengthening fostering, and disease can be avoided to occur and alleviate by the extent of injury.Bacterial wilt, once find susceptible strain, should be excavated burning immediately, and sprinkle lime in region of disease, spreads to prevent germ.
2. eucalyptus pest control
Eucalyptus insect pest mainly contains a class tooth steinernema, looper, chafer, large Xi, black cutworm, Indian yellow ridge locust and termite etc.Termite control can use the termite pulvis that goes out that Guangzhou termite control is developed on termite activity circuit, and return nest after making termite be infected with medicament and infect, after 1 ~ 2 month, killing rate can reach 100%, as better in found the direct application effect of termite activity; Other insect pests to be watered with 20% methylamine (sulphur) phosphorus in the harm phase and directly to spray seedling, can play repellent and killing action; Looper and leaf roller can be watered with 80% ddvp emulsion and spray control;
3. the mountain green soy bean extermination of disease and insect pest
Mainly there is the insect pests such as leaf fly, smalt locust, cotton scale insect, Xu Chunxiang, cotton aphid, powder rafter weevil in mountain green soy bean plantation, the one in available 600 times of carbendazim solutions, 800 times of chlorothalonil solution, 1000 times of chlorophos solution sprays control.Annual sprinkling 1 ~ 2 diseases prevention medicament after plantation.
Adopt the inventive method to manage, eucalyptus can grow to felling, can grow more than 3 years in the management condition of the present invention ecological herbage of green soy bean of going down the hill.Above-described embodiment effect sees table 1 ~ table 3:
Table 1 different mode eucalyptus individual plant growing state table (m, cm, m
3, m
3/ km
2)
| Mode type | The height of tree | The diameter of a cross-section of a tree trunk 1.3 meters above the ground | Individual volume | Individual volume increases than contrast | Unit stock volume | Accumulation is than contrast volume increase |
| Eucalyptus (2m × 3m)+mountain green soy bean | 14.27 | 10.17 | 0.051498 | 0.011192 | 5.664747 | 1.231118 |
| Eucalyptus (2m × 6m)+mountain green soy bean | 14.77 | 10.8 | 0.05937 | 0.019065 | 4.334046 | -0.099583 |
| Eucalyptus pure forest (2m × 3m) | 12.6 | 9.4 | 0.040306 | 0 | 4.433629 | 0 |
As can be seen from table 1 result of the test, the present invention is by eucalyptus and the green soy bean intercropping of ecological herbage mountain after 3 years, contrast with eucalyptus pure forest, the eucalyptus individual plant amount of growth of Tephrosia candida significantly improves, wherein, eucalyptus (2m × 3m)+mountain green soy bean and eucalyptus (2m × 6m)+mountain green soy bean pattern mean stand height improve 13.25% and 17.22% respectively, and mean DBH increment improves 8.19% and 14.89% respectively.
Table 2 different mode unit are herbage harvesting amount information slip (kg/ mu)
| Mode type | 1st annual production | 2nd annual production | 3rd annual production | Front 3 annual productions add up to | Average annual output |
| Eucalyptus (2m × 3m)+mountain green soy bean | 1358 | 1670 | 947 | 3975 | 1325 |
| Eucalyptus (2m × 6m)+mountain green soy bean | 1976 | 2386 | 1542 | 5904 | 1968 |
| Eucalyptus pure forest (2m × 3m) | 0 | 0 | 0 | 0 | 0 |
As can be seen from table 2 result of the test, first 3 years of eucalyptus plantation Tephrosia candida, eucalyptus (2m × 3m)+mountain green soy bean and eucalyptus (2m × 6m)+green soy bean pattern mountain, mountain green soy bean gather in the crops 1325kg/ mu and 1968kg/ mu every year.
Table 3 different mode timbered soil mineral nutrient concentration information slip (g/kg, mg/kg)
As can be seen from table 3 result of the test, after eucalyptus plantation Tephrosia candida the 2nd year, contrast eucalyptus pure forest, A layer (0 ~ 20cm) soil organic matter increases by 30.5% ~ 43.2%, full nitrogen increases by 24.0% ~ 32.2%, and available N content increases by 20.5% ~ 27.5%; B layer (20 ~ 40cm) soil organic matter increases by 11.4% ~ 13.2%, and full nitrogen increases by 7.1% ~ 9.7%, and available N content increases by 6.1% ~ 8.6%.Between plant after the 3rd year, contrast eucalyptus pure forest, the A layer soil organic matter increases by 26.7% ~ 40.0%, and full nitrogen increases by 25.5% ~ 29.9%, and available N content increases by 11.6% ~ 20.9%; The B layer soil organic matter increases by 12.5% ~ 22.5%, and full nitrogen increases by 6.5% ~ 9.3%, and available N content increases by 8.5% ~ 10.9%.
Claims (4)
1. the method for Tephrosia candida under Eucalyptus Stand, is characterized in that, comprise the steps:
(1) seedling is selected
Choose Eucalyptus Tissue Cultured seedling by leading thread 0.15 ~ 0.25cm, height of seedling 15 ~ 25cm, I grade of side radical is at least 4; Mountain green soy bean seed selects moisture to be at least 3%, and germination rate is at least 85%;
(2) forest land is selected and a kind
Selective light heat condition is better, the gradient below 25 degree, height above sea level less than 500 meters, soil layer is deep, soil comparatively rich soil as eucalyptus growing area; Eucalyptus plantation digs pit specification by face width 60cm × 50cm, dark 30 ~ 35cm, bottom width 40 ~ 50cm, often hole is discharged 0.85kg ferment bacterium power and is strengthened eucalyptus Special basal fertilizer, at plantation mountain, the vacant lot in the ranks green soy bean of distance eucalyptus plant 1m, and spacing in the rows 5 ~ 15cm, line-spacing 25 ~ 35cm, admixes farmyard manure 15000kg/hm
2or composite fertilizer 150kg/hm
2as base manure;
Plantation is selected in 2 ~ May period, and eucalyptus and mountain green soy bean are planted simultaneously, and eucalyptus planting depth exceedes a glass mud 2cm, compacting after plantation; Mountain green soy bean seeding quantity 5 ~ 8kg/hm
2, sowing depth is 2 ~ 3cm, broadcasts sowing in earth's surface 1.5 ~ 2.5cm, after planting blinding 1 ~ 2cm;
(3) tending management
The tending management of eucalyptus
To afforest in latter 2 months every on-site survey in 15 days once, find to be short of seedling, dead strain wants timely after-culture; Carry out band shape shovel grass along growth belt after 3 months to foster, width is each 1m up and down, suitably earths up, righting nursery stock in conjunction with fostering to treelet; Carry out a weeding 11 ~ December, during weeding, can not weed killer herbicide be used, avoid affecting mountain green soy bean growth; Topdress for second 2 ~ April of time after planting, the special 0.75kg that topdresses of eucalyptus is discharged in every strain, long 30 centimetres, dark 20 centimetres of distance plant about 30 centimetres of both sides trench digging, fertilizer dispenser is covered earth in ditch; After Eucalyptus to 2m height, carry out branch-finishing and pruning to 1m with lower part, during pruning, the edge of a knife chops back from the bottom up along trunk, toothing length 3cm, avoids injuring trunk;
The tending management of mountain green soy bean
Mountain green soy bean plantation backsight weather condition is watered, until survive; In step 3) on-site survey eucalyptus checks mountain green soy bean growing state while surviving situation, few or timely after-culture when being short of seedling of seedling, seedling carries out suitable thinning at most; In step 3) weeds of mountain green soy bean growth belt to be removed while the weeding of eucalyptus growth belt, mountain green soy bean cradles rear combination intertillage at every turn and imposes fused calcium magnesium phosphate 50 ~ 75kg/hm
2, also evenly can be sprinkled into growth belt;
(4) harvesting of mountain green soy bean and utilization
A. green soy bean height in mountain grows to 80cm and can gather in utilization first, after this often grows to 70 ~ 80cm and again cradles, can gather in 2 ~ 4 times every year depending on growing state, each harvesting stubble height 35cm;
B. the mountain green soy bean gathered in for pasture, turn over make green manure or make hay for subsequent use.
2. the method for Tephrosia candida under Eucalyptus Stand according to claim 1, it is characterized in that, the method of described Tephrosia candida has 1. drilling: ditch by a line spacing or multirow simultaneously, sow, the disposable method completed of earthing, and line number is determined by eucalyptus line-spacing; 2. broadcast sowing: seed is sprinkling upon soil surface as far as possible equably and the type of seeding of light rake earthing; 3. bunch planting: the combination of one or more of opening above three kinds of methods of cave program request 2 ~ 4 seeds in the ranks by certain spacing in the rows held successfully.
3. the application of mountain green soy bean that obtains of the method for Tephrosia candida under Eucalyptus Stand according to claim 1, it is characterized in that, described mountain green soy bean refers to for pasture and the mountain green soy bean machine of harvesting is broken into 2 ~ 3cm, direct or stirring feeding with fodder concentrate rabbit, goat or ox livestock poultry.
4. the application of mountain green soy bean that obtains of the method for Tephrosia candida under Eucalyptus Stand according to claim 1, it is characterized in that, the mountain green soy bean of described harvesting is used for turning over makes green manure, the mode that pressure makes green manure is: dig in the centre of every row two strain eucalyptus long × wide × be the ditch of 40 × 30 × 40cm deeply, the mountain green soy bean cradled to be turned in described ditch as fertilizer, fill up earthing 2 ~ 3cm after ditch.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN113973638A (en) * | 2021-11-22 | 2022-01-28 | 梁佳灵 | Method for improving high-yield and rapid growth of eucalyptus |
| CN114982546A (en) * | 2022-06-30 | 2022-09-02 | 广西悠然农业开发有限公司 | Early-bearing and high-yield planting method for changing macadimia nuts into eucalyptus woodland |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107915517A (en) * | 2017-11-16 | 2018-04-17 | 广西壮族自治区畜牧研究所 | A kind of implantation methods for improving eucalyptus planting site soil property |
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| CN113973638A (en) * | 2021-11-22 | 2022-01-28 | 梁佳灵 | Method for improving high-yield and rapid growth of eucalyptus |
| CN114982546A (en) * | 2022-06-30 | 2022-09-02 | 广西悠然农业开发有限公司 | Early-bearing and high-yield planting method for changing macadimia nuts into eucalyptus woodland |
| CN116018974A (en) * | 2022-11-11 | 2023-04-28 | 广西壮族自治区林业科学研究院 | Composite operation method for promoting eucalyptus growth |
| CN116018974B (en) * | 2022-11-11 | 2024-08-23 | 广西壮族自治区林业科学研究院 | Composite operation method for promoting eucalyptus growth |
| CN116158244A (en) * | 2022-12-02 | 2023-05-26 | 广西壮族自治区林业科学研究院 | Composite operation method for improving eucalyptus yield |
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