CN102939854A - Rapid cultivation method and new applications of sedum kamtschaticum color-changed lawn grasses - Google Patents
Rapid cultivation method and new applications of sedum kamtschaticum color-changed lawn grasses Download PDFInfo
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Abstract
The invention discloses a rapid cultivation method of sedum kamtschaticum color-changed lawn grasses and new applications of sedum kamtschaticum color-changed lawn grasses used as protection slopes, tree pools, green belts, side slopes, green lands and artistic carpets of thematic flower beds or used for improving arid bare lands. According to the rapid cultivation method of sedum kamtschaticum color-changed lawn grasses, disclosed by the invention, in an area between 30N and 50N, stock plants are stored by using plastic greenhouses so as to cultivate color-changed lawn grasses, in such a way, in the annual growth cycle, sedum kamtschaticum color-changed lawn grasses rapidly cultivated by using the method have changes in three natural colors, namely red, yellow, green and a red-and-green transition color. Sedum kamtschaticum color-changed lawn grasses are extremely strong in drought resistance, and can be subjected to normal growth, flowering and color changes under the condition of suffering from spring drought, summer drought and autumn drought without irrigation, so that sedum kamtschaticum color-changed lawn grasses have more ecological values in comparison with situations that lawns are single in green color and grasses are green-losing, withered and yellow, and died through drought in extremely high-drying seasons, the plant establishment process and the maintenance workload are simplified, the appreciation and grade of green lands are enhanced, and the green level is improved. High drought-resistant overwintering color-changed lawn grasses can supplement the shortage of lawns in green-land ecosystems.
Description
Technical field
The present invention relates to a kind of modern agricultural technology, a kind of colored breeding method and new purposes thereof that changes the level ground grass.
Background technology
Common lawn was level ground, unique greenery patches class in the past.Nineteen ninety-five begins the Introduced From Abroad lawn seed, produces turf mat formation greenery patches or direct turf plant.After 2009, because lawn maintenance is difficult to reach standard, manage and protect the expense height, and the reason such as inadaptable, cause the lawn consumption to glide, China's Lawn Industry begins again to introspect seed selection native country kind.The lawn of using in the Heilongjiang Province is cold-season type lawn, and distinct issues are thermo-labile, and not anti-doing trembled with fear.7-8 month season in midsummer is on the occasion of viewing and admiring the wedding day, and high temperature will hot dormancy more than 28 ℃, and one to meet the dry season withered and yellow in flakes, has no sight; Because not anti-dried cold air is waited, usually withered, reveal large stretch of bare area spring, bring worry to afforestation, the turf establishment of Heilongjiang Province is in low-level repetition always or throws aside.Bore (RC2010XK002007) problem of Harbin City science and technology office scientific and technical innovation studies of talent special fund project " drought resisting survive the winter the color level ground of type breeding of new variety " in 2010 to 2012, to create the novel level ground that is better than the lawn and to select kind as breeding objective, the green landscape technology of the strong stress resistance of eager expectation is provided for ecological park and garden construction, makes simultaneously the kind technology have independent intellectual property right.
Color level ground vegetable material is the short flowers that can form the level ground.Color level ground belongs to the dry farming type, in Annual growth cycle, change with Four seasons change generation red, yellow, and green Three natures color and a kind of red green alternate intermediate color, drought resistance is extremely strong, suffer continuously spring drought, dry season, autumn drought without the pouring situation under, the normal growth variable color of blooming is than the single green on lawn, with have more the ecological value in the dead situation of the high and dry extreme withered and yellow drought of chlorosis in season, simplify planting program and maintenance work amount, promoted greenery patches sight and taste, improved the greening level.In Green-land Ecosystem, the high drought resisting color level ground of surviving the winter can replenish the deficiency on lawn.
Summary of the invention
The purpose of this invention is to provide a kind of northern red-spotted stonecrop and afforest and beautify the new purposes of greenbelt in bank protection six rib bricks, Shu Chi, the road, Road Green Space side slope, arid bare area, square, the use of theme flower bed mould line as fast breeding method and conduct thereof that coloured silk becomes the level ground grass, cold-resistant drought resisting, overcome the hot dormancy of turfgrass in the prior art, the green phase is short, water consumption is large, not anti-dried cold air is waited, and is usually withered, the maintenance hard problem.
Described purpose is achieved by the following scheme:
The red-spotted stonecrop color fast breeding method that becomes the level ground grass in north is in north latitude 35 degree arrive north latitude 50 degree zones, utilizes plastic tunnel to preserve the color careless and color lawn that becomes, level ground that becomes of maternal plant Propogation and culture; When natural temperature in the canopy reaches 10 ° of C when above, make high furrow wholely, clip north red-spotted stonecrop is newborn stem and the stem of turning green of surviving the winter then, put into plastic bag and keep moistening, the sack sealing grows white clump shape young root after 2-3 days, plant in the furrow by every square metre of 100-200 strain amount, shift out behind the Cheng Ping.
The color fast breeding method that becomes the level ground grass of aforementioned northern red-spotted stonecrop, wherein, the furrow of described high furrow are wide to be 1.5 meters, high 5-10cm.
The color fast breeding method that becomes the level ground grass of aforementioned northern red-spotted stonecrop, wherein, the stem Duan Cuigen that the clip segment length is 5-6 centimetre, every maternal plant cuts the 30-50 bar.
The color fast breeding method that becomes the level ground grass of aforementioned northern red-spotted stonecrop, wherein, when outside air temperature reached more than 8 ℃, the survive the winter stem of turning green of clip open country enlarged provenance, segment length 5-6 centimetre.
The color fast breeding method that becomes the level ground grass of aforementioned northern red-spotted stonecrop, wherein, the maternal plant that in plastic tunnel, survives the winter, newborn stem and surviving the winter is turned green after stem cut then, continued growth, become seedlings after regeneration grows the newborn stem of 30-50 root, then it being transplanted in open country garden plants by seeding row spacing 10cm * 10cm breeds commodity color to become the level ground careless.
The color fast breeding method that becomes the level ground grass of aforementioned northern red-spotted stonecrop wherein, is seen the dried wet shot water of seeing after planting, 1-1.5 kilogram/m sprays water at every turn
2, cover with dry farming management behind furrow or the Cheng Ping.
The color fast breeding method that becomes the level ground grass of aforementioned northern red-spotted stonecrop, wherein, water spray adopts fine-spraying belt or micro-spray system to carry out.
The present invention provides the color level ground grass that becomes of a kind of northern red-spotted stonecrop as the new purposes of bank protection, Shu Chi, greenbelt, side slope or greenery patches use simultaneously, northern red-spotted stonecrop to be cultivated into the color level ground grass that becomes use as bank protection, Shu Chi, greenbelt, side slope or greenery patches, the color seeding row spacing that becomes the level ground grass of described northern red-spotted stonecrop is 8cm～20cm * 8cm～20cm, and the color level ground grass that becomes of northern red-spotted stonecrop is directly implanted or become group planting to enter or implant in flakes bank protection, Shu Chi, greenbelt, side slope or greenery patches.
The present invention also provides the color level ground grass that becomes of a kind of northern red-spotted stonecrop as the new purposes of theme flower bed art mould line use, that theme flower bed model pattern is implanted in the strong strain of northern red-spotted stonecrop, described northern red-spotted stonecrop plant height 4cm～5cm, described northern red-spotted stonecrop mould line seeding row spacing is 3cm～5cm * 3cm～5cm.
The present invention also provides a kind of northern red-spotted stonecrop the color careless new purposes of using as the arid barren bare area of improvement in level ground that becomes, be northern red-spotted stonecrop to be cultivated into the color level ground swath that becomes prevented wind erosion desertification use by barren arid bare area, the color seeding row spacing that becomes the level ground grass of described northern red-spotted stonecrop is 5cm～8cm * 5cm～8cm.
The colored level ground of northern red-spotted stonecrop of the present invention grass drought resistance is extremely strong, suffer spring drought, dry season, autumn drought without the pouring situation under, the normal growth variable color of blooming, viewing period is than cool-season grasses plateau length, and is without hot dormancy, short, need not prune, the water saving saving of labor, maintenance is easy, and the present invention is than the single green on lawn, with have more the ecological value in the dead situation of the high and dry extreme withered and yellow drought of chlorosis in season, simplify planting program and maintenance work amount, promoted greenery patches sight and taste, improved the greening level.The colored level ground of northern red-spotted stonecrop grass four seasons in Annual growth cycle that the inventive method is cultivated, red, yellow, and green Three natures color occured and a kind of red green alternate intermediate color changes.Rely on the northern red-spotted stonecrop level ground grass that natural color that the present invention cultivates changes and can form a series of practical application, comprise that the firm bank protection of six rib bricks, tree pond are decorated, in the road greenbelt solid beautify, the new purposes of the uses such as Road Green Space side slope coloured silkization, arid bare area wind erosion prevention, square are beautified, theme flower bed mould line.
Description of drawings
View photo when Fig. 1 is the green level ground of northern red-spotted stonecrop.
View photo when Fig. 2 is the red level ground of northern red-spotted stonecrop.
View photo when Fig. 3 is the yellow level ground of northern red-spotted stonecrop.
View photo during red green alternate when to be that northern red-spotted stonecrop is green redden of Fig. 4.
Fig. 5 is northern red-spotted stonecrop individual plant root cap photo.
Green sloping view photo when Fig. 6 is northern red-spotted stonecrop bank protection.
Red sloping view photo when Fig. 7 is northern red-spotted stonecrop bank protection.
View photo when Fig. 8 is the green pond of northern red-spotted stonecrop.
View photo when Fig. 9 is the red pond of northern red-spotted stonecrop.
Figure 10 sets grass greenization photo with northern red-spotted stonecrop.
Figure 11 makes outing leisure greenery patches photo with northern red-spotted stonecrop.
Figure 12 is northern red-spotted stonecrop experiment of cold-resistance photo.
Figure 13 is northern red-spotted stonecrop individual plant hat photo.
Figure 14 is northern red-spotted stonecrop height in vegetative period photo.
Figure 15 is northern red-spotted stonecrop root system photo.
Figure 16 is northern red-spotted stonecrop root joint photo.
Figure 17 is northern red-spotted stonecrop parterre photo.
Embodiment
The below elaborates the preferred embodiment of the present invention.
Embodiment one
In north latitude 50 degree zones, the color conventional breeding method that becomes the level ground grass of northern red-spotted stonecrop is that seedling is kept in the nursery that open country builds, and selects sunny well-drained level land or hillock Jian Pu at north latitude 35 degree, and the garden seedling can use for many years.Outdoor temperature is in the time of 4-8 ℃ at the beginning of 4 months, seed after surviving the winter turns green, and begins growth, more than 20 strains of single-plant propagation seed, temperature stable whole Horizon furrow when above to 10 ° of C that go up, in the time of late May outdoor temperature 15-22 ℃, plant division rises out with seedling exactly, each is planted separately with the strain of root, or select new stem to gather the stem section, segment length 5-6 centimetre, directly plant.July outdoor temperature 25-30 ℃ Cheng Ping.Florescence in July is mistake, the two kinds of colors in Lv Ping and red level ground only occur then.
The present invention is fast breeding method, is different from conventional method.The north red-spotted stonecrop becomes the fast breeding method of level ground grass as coloured silk, and the seedling of surviving the winter is from ground, plastic tunnel garden (educate in late summer or autumn the previous year).Early spring temperature recovery early, the seedling growth of turning green ahead of time, individual plant produces the new stem of 30-50 bar, producing young plant to 5 the end of month is 2 times, has expanded numerous 1-2 times.
Utilize the color level ground grass that becomes of plastic tunnel production north red-spotted stonecrop that dual mode and method are arranged, a kind of is directly to go out the level ground, process is such: in Harbin, February, plastic tunnel soil began to thaw, March (more than 10 ℃) is whole ground in plastic tunnel, make high furrow (high 5-10cm, the ridge ditch is dug on the level land, and ridge ditch soil disperses to both sides), furrow are wide 1.5 meters, (every maternal plant cuts the 30-50 bar to stem with pruning good northern red-spotted stonecrop newborn stem and surviving the winter being turned green then, segment length 5-6 centimetre), put into sack mouth is tied, keep moistening, placed in the canopy some days, and implanted in the furrow after urging out root.In can not discharging water, otherwise easily by the wound infection germ; At the beginning of 4 months (outdoor temperature is more than 8 ℃) but 5-6 centimetre on the newborn stem of stem of turning green of surviving the winter in the clip open country garden under the canopy temperature, place in the plastic sack and grew white clump shape young root in 2-3 days, plant in the booth furrow by every square metre of 100-140 strain amount.The level ground early and middle ten days in May of breeding ahead of time in booth can go out canopy and be used for spreading by the color lawn that becomes.
Another kind is that first dense planting is carried out regrowth hair again and expanded and to educate, and then trips out the dense planting offspring and is extended to the level ground to open country.Process is such, with prune good northern red-spotted stonecrop then newborn stem and surviving the winter turn green after stem urges root, grow seedlings in the dense planting mode, by the dense planting of every square metre of 150-200 strain amount, the dense planting seedling is and will expands numerous seedling at high furrow.Dense planting mainly is to take full advantage of the plastic tunnel land area to go round and begin again and produce the color level ground grass that becomes, and raises the efficiency and benefit.Cut the turn green maternal plant continued growth of stem of newborn stem and surviving the winter, after regeneration grows the newborn stem of 30-50 bar, become seedlings, and then maternal plant transplanted in the open country garden to plant by seeding row spacing 10cm * 10cm breed the color lawn that becomes of commodity.Factory's formula is produced like this, can go out 3～4 batches on level ground a season.
Three kinds of main colors of Lv Ping, Huang Ping and red level ground can both appear in above dual mode method then.
Utilize plastic tunnel to produce color level ground grass, seedling or the color level ground of becoming of northern red-spotted stonecrop, need to water and swim to promote growth, can not fill with, water from top spray, adopt micro-spray system or fine-spraying belt to carry out atomizing spray, water-saving, saving of labor, energy-conservation.As long as spray swims to keep ground moistening.Dried see wet (moistening stopping seen in the spray of insight surface drying) seen in feedwater time requirement, sprays 1-1.5 kilogram/m at every turn
2, cover with dry farming management behind the furrow.
The color change of red-spotted stonecrop level ground, north grass becomes the level ground phase will remove weeds, guarantees that color change level ground grass robust growth is consistent.Spend backwardness, the withered blackout in flower footpath affects appreciation effect, can remove, and can wait for that also nature comes off.Do not need to prune, need not water.
Embodiment two
The bank protection of highway both sides is generally used cement products six rib bricks now, and select suitable plant society effectively to prevent erosion and come down is the difficult problem of landscape garden always.Directly plant greenweed or plant the level ground grass in six rib bricks, effect is all unsatisfactory, mainly is that the little drought resistance of root system turgescence of kind grass is relatively poor, and the growth coverage speed is slow, and rainwater is later weedy, becomes barren hill.The present invention makes bank protection use (Fig. 6 with the color level ground grass that becomes of northern red-spotted stonecrop, Fig. 7), the red-spotted stonecrop color seeding row spacing that becomes the level ground grass in north is 10cm～20cm * 10cm～20cm, this seeding row spacing can make the full six rib bricks of the very fast envelope of northern red-spotted stonecrop, can suppress weed growth, and the root of adjacent two strain plants is staggered being intertwined laterally, can resist the impact of current, kept admirably water and soil not run off.The root degree of lignification of north red-spotted stonecrop is high, and lateral root is flourishing, forms strong horizontal root system by one-level lateral root and secondary lateral root, and the root joint has the Follicle radish, has the fixing soil ability, and it is remarkable to be used in the effect that prevents from coming down in the hollow six rib bricks of highway both sides bank protection.
Embodiment three
The north red-spotted stonecrop is color to be become the level ground grass and can be used for beautifying Shu Chi: the root system of large tree is huge, and water absorbing capacity is strong, and the permanent arid of table soil hardens, if plant grass or other plant then the survival of can not growing, so sets in the pond often barely, is unfavorable for that the city is attractive in appearance.Decorative grass tree pond, the color change of northern red-spotted stonecrop level ground result of use is remarkable, and the color seeding row spacing that becomes the level ground grass of northern red-spotted stonecrop is 8cm～10cm * 8cm～10cm, and present embodiment has utilized the good drought resistance of northern red-spotted stonecrop, and test effect is good, such as Fig. 8, shown in Figure 9.
Embodiment four
Use as greenbelt in the road with the color change of northern red-spotted stonecrop level ground grass, the color seeding row spacing that becomes the level ground grass of northern red-spotted stonecrop is 10cm～12cm * 10cm～12cm, plants in the greenbelt uprightly and sets class etc. such as pine and cypress or inferior arbor, need not prune, and is drought-resistant, reaches the optimised form that solid is beautified.Present embodiment has utilized northern red-spotted stonecrop sight, and perennial, cold-resistant, landscape effect and characteristic are remarkable, the characteristic that need not prune.
Embodiment five
The red-spotted stonecrop color level ground grass that becomes in north can also be used to improve arid barren bare area, and northern red-spotted stonecrop is cultivated into the color level ground swath that becomes by barren arid bare area, and the color seeding row spacing that becomes the level ground grass of northern red-spotted stonecrop is 5cm～8cm * 5cm～8cm.With the color arid bare area of level ground grass improvement that becomes of northern red-spotted stonecrop, can prevent erosion dedusting cooling, the effect of the microclimate of preserving the ecological environment.It is short ground cover plant that present embodiment has utilized northern red-spotted stonecrop, and huge strong root system is arranged, and colony is stable, the characteristic of strong stress resistance.
Embodiment six
With color level ground grass planting square and the community leisure greenery patches of becoming of northern red-spotted stonecrop, northern red-spotted stonecrop seeding row spacing is 5cm～10cm, can directly move into or turfing take the long 50cm of skin volume, wide 25cm, thick 2.5cm～3cm.Red-spotted stonecrop color level ground management in north is simple, and maintenance is easy, because aspect changes, i.e. and considerable flower, considerable leaf is seen look again, and plantation in a year is enjoyed for many years, has improved and has viewed and admired taste, and useful promotion is physically and mentally healthy, saves the substantial contribution input.Present embodiment has utilized northern red-spotted stonecrop sight, and perennial, cold-resistant, landscape effect and characteristic are remarkable, the characteristic that need not prune.
Embodiment seven
The red-spotted stonecrop color level ground grass that becomes in north also can be used as the side slope use.Northern red-spotted stonecrop is cultivated into the color level ground grass that becomes be used for the use of slope of highway greenery patches, the color seeding row spacing that becomes the level ground grass of northern red-spotted stonecrop is 10cm～12cm * 10cm～12cm, and the gradient of side slope is less than 1:1.Present embodiment has utilized northern red-spotted stonecrop root structure characteristics fixing soil, suppresses the characteristic of weeds.
Embodiment eight
The red-spotted stonecrop color level ground grass that becomes in north uses as theme flower bed art mould line, and theme flower bed model pattern is implanted in the strong strain of northern red-spotted stonecrop, northern red-spotted stonecrop plant height 4cm～5cm, and northern red-spotted stonecrop mould line seeding row spacing is 3cm～5cm * 3cm～5cm.Present embodiment has utilized northern red-spotted stonecrop aspect to change, the characteristic that assembling flower bed generation dynamic color changes.
Up to the present, northern red-spotted stonecrop level ground grass and color change lawn are to have multiple gardens purposes, and multiple resistance is integrated, and uses rare technology in the ecological garden system.
The field test of the color change of red-spotted stonecrop level ground, north grass cultivation technology:
Be that technology forms, the improvement stage during the 2004-2009, furtherd investigate through looking into new project verification both at home and abroad in 2010.It is such looking into new conclusion: " ' select vegetable material is the color level ground grass that becomes of the type drought resisting of surviving the winter of being developed by flowers that can form the level ground shortly.The red-spotted stonecrop color level ground grass that becomes in north has red, yellow, and green Three natures color and a kind of red green alternate intermediate color to change with Four seasons change in Annual growth cycle, there are very strong resistance and stability in colony, changed in full summer the lawn dull coloring season, the present situation of chlorosis withered death.Main feature is, can effectively cover bare area, without damage by disease and insect, presses down anti-weeds and invades, and need not to prune, and downgrades without chemical agent; Major function is that the water conservation depositing dust is regulated the near surface temperature.Day after day during high temperature and drought, still can normal growth ' research contents have no report at home and abroad ".
1 comparative variety trial interpretation of result
1.1 biological character contrast
1.2 ecosystem characterization contrast
Annotate: temperature data is taken from 2009-2012.Appreciation effect descends during lawn in August hot dormancy.
1.3 drought resistance contrast
The index of correlation that continuous drought recorded in 21 days is listed as follows:
Note: turf quality 1-9 divides: expression in 1 minute is withered and yellow, and expression in 2 minutes is a small amount of green, and expression in 3 minutes is little green, and expression in 4 minutes is most of green, and expression in 5 minutes is light green, and expression in 6 minutes is normal, 7 minutes expression BGs, and expression in 8 minutes is dark green, and expression in 9 minutes is blackish green;
Blade wilting degree 0-9 divides: wilting is not observed in expression in 0 minute, and wilting had occured the expression blade fully in 9 minutes.
1.4 Disease Resistance Identification
September 10 in 2012, Nikkei Heilongjiang Province seed management office assert that phytopathy inspection mechanism carries out the field situ appraisal, and conclusion is: any disease does not occur the application identification of species, has no any doubtful illness yet, shows unanimously indifference between three repetitions.
2 regional tests and production test effect
2.1 test layout: participate in the unit of having a career and the enterprise of regional test and production test, district's examination is distributed in inside the province Border in Harbin Area, In Mudanjiang District, Jiamusi and Wudalianchi.Participate in the unit of living examination take enterprise as main, Qiqihaer City emerging imperial afforestation Co., Ltd is arranged, Heilongjiang Province global afforestation company, scenic area, the Sun Island, Harbin City assets management Co., Ltd, dicyclo environment gardens, Harbin City Co., Ltd, (all being signed with confidentiality agreement) such as grand skill gardens, Harbin flowers and plants Development Co., Ltds.
2.2 sight: according to the reaction that collect the test site, this north red-spotted stonecrop is color become level ground grass even show same feature as, plant population growth gesture is balanced, dynamically variable color is consistent.With the lawn configuration, the normal time shows greatly garden landscape, if the very time of chance water temperature gas heat has then been remedied the shortcoming on lawn.
2.3 adaptability: the color level ground grass strong stress resistance that becomes of northern red-spotted stonecrop, because of short performance wind resistance, colony's performance ventilation and penetrating light; Luxuriant because of the meat blade, the system of fibrous root is flourishing, the performance drought resisting, and near surface soil moisture is maintained; Happiness light, sun plant, slightly anti-half is cloudy, entirely covering undergrowth under the condition, so be difficult for doing vegetation under the thick forest; Be planting under the alkaline soil property structural condition in the ash quarrel, also can work as year's harvest level ground.
3, northern red-spotted stonecrop feature
3.1 corresponding plants are learned feature
This kind is perennial, blade moderate meat, and to life, cauline leaf contains more anthocyan, reduces with temperature, and cauline leaf crossfades into deep red, Ye Buluo.Stem is soft, sprawl growth radially, sleeping ground level 5cm, the height 10-12cm of blooming.It is that many branches are in the 3-5cm soil layer that stem-root and fibrous root form netted close taking root.Brightly yellowish look, cyme is spent more intensively, the florescence 6-8 month, reaches 70 days.
3.2 ecological characteristics
The ability 100% 3.2.1 experiment of cold-resistance assay method employing natural low temperature wintering method, individual plant are survived the winter.Spring in 2004, with the annual 450 strain pot seedlings of greenhouse cultivation, the situation of growing is observed in the soil rear field planting of thawing in the garden, and the test floor space is 120m
2As a result, bloom then.In autumn, under without the covering measure, enter the overwintering state.Spring in 2005, the selected rear planting area that enlarges, it is careless that the research coloured silk becomes the level ground.Winter in 2011 is without snow, caused disaster for fruit tree, forest, Perennial Flowers and lawn, and colony, i.e. the color lawn that becomes, and the effect of turning green of surviving the winter is still remarkable.The overwintering test in 8 years spring of 2012 Winter Solstice in 2004, the result proves that northern red-spotted stonecrop is that good wintering ground is spent material by perennial root, is suitable for the color level ground grass development and use that become.See Table one.
Table one investigation (Harbin) of surviving the winter
| Survive the winter the time in season | Extremely warm ℃ | Surpass-20 ℃ of fates | Seedling age | Survival rate % |
| 2005 | -33 | 49 | 1 | 100 |
| 2006 | -32.5 | 47 | 2 | 100 |
| 2007 | -30 | 47 | 3 | 100 |
| 2008 | -31 | 46 | 4 | 100 |
| 2009 | -30 | 44 | 5 | 100 |
| 2010 | -29 | 41 | 6 | 100 |
| 2011 | -32.5 | 38 | 7 | 100 |
3.2.2 the drought resistance test suffered from a severe drought the hot summer days in 2008,38 days high temperature has occured to reach July to August without the drought in summer of rain, the lawn dogstail is large stretch of withered, tree deciduous leaf, damage caused by a drought is extremely severe, the shallow root flowers and plants are withered and yellow withered, and xeothermic abnormal climate has swept across crops equally, and the color turfgrass that becomes is still survived intact.The color level ground grass that becomes has been bloomed into yellow blanket, and is not only still beautiful grand, and the surface soil under the level ground is moistening nice and cool, when the July arid, although the newly-built color level ground grass soil depletion that becomes is planted rear survival rate and unexpectedly reached 98.4%.See Table two.
The different planting system drought resisting of table two situation
3.3.3 the color change of the northern red-spotted stonecrop of salt tolerant alkalescence level ground grass planting is restoreed abandoned land to cultivation in the removal house of soil condition extreme difference on the ground, soil is the mixture of rubble slag, pH7.8.Although the mixed soil quality is loose, the color level ground grass that becomes of northern red-spotted stonecrop plays pick in flakes, can be rolled into the skin volume.
3.3.4 damage by disease and insect resistance investigation: occur without damage by disease and insect when northern red-spotted stonecrop open country individual plant and large-area applications.Powdery mildew occurs in for a long time growth under dark and damp condition, recovers after seeing light.Endanger without worm.
4. technology appraise
On October 19th, 2012, Heilongjiang Province studio of the variety of crops committee entrusted the Heilongjiang Province fruit tree flowers registration committee, in Heilongjiang Academy of Agricultural Sciences gardening branch, the tested base of Heilongjiang Academy of Agricultural Sciences herding and dicyclo environment gardens, Harbin City Co., Ltd become the level ground grass to coloured silk and have carried out the field appraise, and the appraise suggestion is as follows:
" the color level ground grass that becomes becomes the level ground cover degree good, plant height 5cm, and growth is neat, and plant type divides principal stresses strong, is radial sprawl growth, and in the time of temperature 5-8 ℃, blade becomes aubergine, and colony's landscape effect is good, has no plant generation damage by disease and insect.Think that unanimously the coloured silk of province academy of agricultural sciences horticulture branch seed selection becomes the northern red-spotted stonecrop of level ground grass, have good fancy points, can apply for registration of.”
Claims (10)
1. the color fast breeding method that becomes the level ground grass of northern red-spotted stonecrop is characterized in that at north latitude 35 degree in north latitude 50 degree zones, utilizes plastic tunnel to preserve the color level ground grass that becomes of maternal plant Propogation and culture; When natural temperature in the canopy reaches more than 10 ℃, make high furrow wholely, clip north red-spotted stonecrop is newborn stem and the stem of turning green of surviving the winter then, put into plastic bag and keep moistening, the sack sealing grows white clump shape young root after 2-3 days, plant in the furrow by every square metre of 100-200 strain amount, shift out behind the Cheng Ping.
2. the color fast breeding method that becomes the level ground grass of northern red-spotted stonecrop according to claim 1 is characterized in that the furrow wide of described high furrow are 1.5 meters, high 5-10cm.
3. northern red-spotted stonecrop coloured silk according to claim 1 becomes the fast breeding method of level ground grass, it is characterized in that 5-6 centimetre of clip segment length's stem Duan Cuigen, and every maternal plant cuts the 30-50 bar.
4. the color fast breeding method that becomes the level ground grass of northern red-spotted stonecrop according to claim 1, when it is characterized in that outside air temperature reaches more than 8 ℃, the survive the winter stem of turning green of clip open country enlarges provenance, segment length 5-6 centimetre.
5. northern red-spotted stonecrop coloured silk according to claim 3 becomes the fast breeding method of level ground grass, it is characterized in that the maternal plant that in plastic tunnel, survives the winter, newborn stem and surviving the winter is turned green after stem cut then, continued growth, become seedlings after regeneration grows the newborn stem of 30-50 root, transplanting in the open country garden plants by seeding row spacing 10cm * 10cm breeds commodity color to become the level ground careless.
6. the color fast breeding method that becomes the level ground grass of the described northern red-spotted stonecrop of any one after it is characterized in that planting, is seen the dried wet shot water of seeing according to claim 1-5, the public jin/㎡ of the 1-1.5 that at every turn sprays water, cover with furrow or Cheng Ping after dry farming manage.
7. the color fast breeding method that becomes the level ground grass of northern red-spotted stonecrop according to claim 6 is characterized in that water spray adopts fine-spraying belt or micro-spray system to carry out.
8. the color level ground grass that becomes of northern red-spotted stonecrop is as the new purposes of bank protection, Shu Chi, greenbelt, side slope or greenery patches use, it is characterized in that, northern red-spotted stonecrop is cultivated into the color level ground grass that becomes to be used as bank protection, Shu Chi, greenbelt, side slope or greenery patches, the color seeding row spacing that becomes the level ground grass of described northern red-spotted stonecrop is 8cm～20 cm * 8cm～20 cm, and the color level ground grass that becomes of northern red-spotted stonecrop is directly implanted or become group planting to enter or implant in flakes bank protection, Shu Chi, greenbelt, side slope or greenery patches.
9. the color level ground grass that becomes of northern red-spotted stonecrop is characterized in that theme flower bed model pattern is implanted in the strong strain of northern red-spotted stonecrop as the new purposes that theme flower bed art mould line uses, described northern red-spotted stonecrop plant height 4 ㎝～5 ㎝, and described northern red-spotted stonecrop mould line seeding row spacing is 3 ㎝～5 ㎝ * 3 ㎝～5 ㎝.
10. the grass conduct of the color change of northern red-spotted stonecrop level ground improves the new purposes that arid barren bare area is used, it is characterized in that northern red-spotted stonecrop is cultivated into the color level ground swath that becomes is prevented wind erosion desertification use by barren arid bare area, the color seeding row spacing that becomes the level ground grass of described northern red-spotted stonecrop is 5cm～8cm * 5cm～8cm.
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| CN113575176A (en) * | 2021-08-23 | 2021-11-02 | 南京市园林经济开发有限责任公司 | Construction method for gradual change flower zone of landscape engineering |
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