CN106171940A - The breeding method of gold silver grass 5 - Google Patents
The breeding method of gold silver grass 5 Download PDFInfo
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- CN106171940A CN106171940A CN201610510574.2A CN201610510574A CN106171940A CN 106171940 A CN106171940 A CN 106171940A CN 201610510574 A CN201610510574 A CN 201610510574A CN 106171940 A CN106171940 A CN 106171940A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
- A01H1/00—Processes for modifying genotypes ; Plants characterised by associated natural traits
- A01H1/02—Methods or apparatus for hybridisation; Artificial pollination ; Fertility
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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
- A01G2/00—Vegetative propagation
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Abstract
The invention discloses the breeding method of a kind of gold silver grass 5, the method comprises the following steps: (1) parent strong root system incubation step；(2) parents combination step；(3) No. 5 resistance trait domestication steps of gold silver grass；(4) No. 5 laddering cold tolerance trait domestication steps of gold silver grass；In described step (2), parents combination is with grassiness as male parent, and Africa Herba penniseti is maternal, uses the Combination of Methods of reciprocal cross to cultivate and forms.The gold silver grass 5 using the breeding method of gold silver of the present invention grass 5 to plant out possesses the special impoverishment tolerant of gold silver grass 2 completely, and drought-enduring, moisture-proof resistance to elevated temperatures, meanwhile, the speed of growth is faster, yield is higher, nutrient substance is more rich.
Description
Technical field
The present invention relates to grass cultivation field of planting, relate in particular to the breeding method of a kind of gold silver grass 5.
Background technology
Grassiness, hybrid pennisetum (having another name called Pennisetum hydridum) all belong to Angiospermae, Monocotyledonae, grass family, Herba penniseti
Platymiscium, present situation is as follows: grassiness, perennial large-scale herbaceous plant, and the system of fibrous root is more flourishing, is distributed in 40cm soil layer more, point evil
Relatively strong, typically to plant high 2～3.5m, like warm and moist weather, during average daily temperature 15 DEG C, start growth, temperature reaches when more than 20 DEG C raw
Long accelerate, long-living when temperature is down to below 10 DEG C be obstructed, stop growing when less than 5 DEG C, death when-1 DEG C；This kind is to soil
Requiring not tight, drought-enduring, relatively moisture-proof, adaptability is good, fresh grass crude protein content 5.66%, produces fresh careless 120～150 tons/hectare per year；Should
Kind weak point, the most water-fast, yield is general, and crude protein content is the highest, can not resist cold, and growth district is less.
Pennisetum hydridum (having another name called hybrid pennisetum, American pennisetum alopecuroides and grassiness selection cross form) is the large-scale grass of perennial height
This plant, fibrous root is flourishing, is distributed mainly in 20～40cm soil layers, and point evil ability is relatively strong, plant high 3～4m, likes wet warm moistening
Weather, average daily temperature starts growth when reaching 15 DEG C, when reaching more than 20 DEG C, growth is accelerated, when temperature grand to less than 10 DEG C time grow and be subject to
Resistance, stops growing when less than 5 DEG C, death when 0 DEG C；Soil is required not tight by this kind, drought-enduring, slightly moisture-proof, bad adaptability；Radix Glycyrrhizae
Crude protein content 9.95%, produces fresh careless 130 tons～160 tons/hectare per year, and this kind weak point is the most water-fast, can not resist cold, palatability
Difference, growth district is little.
Both the above grass has certain limitation due to the feature of self on using, and therefore cannot meet and dislike at some
Use under bad environmental condition.
Chinese patent, notification number is: CN 103782758 A, entitled: the breeding method of gold silver grass 2, discloses one
Plant the breeding method of gold silver grass 2, utilize the breeding method of gold silver grass 2 to cultivate gold silver grass 2, for for many years in that patent
Raw tall and big herbaceous plant, the system of fibrous root is flourishing, and in main distribution early 40-80cm soil layer, stooling is strong, and plant is up to 4-5 rice, happiness temperature
Warm moist climate, 7 DEG C to start to grow 20-40 DEG C of growth vigorous, is resistant to the high temperature of 45-50 DEG C, grows and be subject to when weather drops to 5 DEG C
Resistance, less than-5 DEG C dead.Soil is required not tight by this kind, and the most drought-enduring, water-fast, adaptability is preferable.Radix Glycyrrhizae crude protein reaches
10.6%, produce per year fresh grass 300-500 ton/hectare, good palatability, but with gold silver grass No. 5 compared with, its quality, yield and economy
Benefit differs greatly.
Summary of the invention
It is an object of the invention to overcome above-mentioned technological deficiency, utilize hybridize means biology, with grassiness as male parent, Africa wolf
Tail grass is maternal, it is provided that the breeding method of the gold silver grass 5 that a kind of speed of growth is faster, yield is higher, nutrient substance is more rich.
Realizing the technical scheme is that the breeding method of a kind of gold silver grass 5, the method comprises the following steps:
(1) parent's strong root system incubation step；
(2) parents combination step；
(3) No. 5 resistance trait domestication steps of gold silver grass；
(4) No. 5 laddering cold tolerance trait domestication steps of gold silver grass；In described step (2), parents combination is with grassiness
For male parent, Africa Herba penniseti is maternal, uses the Combination of Methods of reciprocal cross to cultivate and forms.
Preferably, in described step (1), parent's strong root system incubation step is: in African wild Herba penniseti and grassiness nursery
Phase uses root to stimulate immersion to steep 1 minute；Move to humus soil is planted when Seedling length to 20cm；When Seedling length to about 1m,
Take amino-acid nutrition liquid, after being mixed according to the weight ratio of 1:500 with water by described amino-acid nutrition liquid, water root, plant when seed and survive
Rear first time waters root, and every strain waters 100 grams；Second time waters root, every strain 250 grams when Seedling length up to 50～60cm；Sufficient at liquid manure
Under conditions of cultivate 1 year；Second Year is transplanted and is planted to sand；Within 3rd year, transplant and plant in barren sand soil property, finally then move to
Rice field or fertile soil are cultivated 1 year.
Preferably, described root stimulates liquid to include the quality of following raw material: naphthalene acetic acid 300～400 milligrams；Indolebutyric acid
300～400 milligrams；2,4-dichlorphenoxyacetic acids 2～5 milligrams.
Preferably, described root stimulates the liquid and preparation method thereof to be: weigh naphthalene acetic acid 300～400 milligrams by weight；Indole fourth
Acid 300～400 milligrams；2,4-dichlorphenoxyacetic acids 2～5 milligrams, the ethanol adding 98% adds water 1000 milliliters after dissolving；Then exist
Add potassium dihydrogen phosphate 2000 milligrams in water, boric acid 5 milligrams fully dissolves.
Preferably, the grass No. 5 resistance trait domestication of gold silver described in described step (3) steps include drought-enduring character domestication and
The domestication of water-fast character.
Preferably, the domestication step of described drought-enduring character is: when gold silver grass 5 grows 1m height, dig around planting site
Ring-like gutter one is enclosed, deep 1m, wide 0.4m, planting site is isolated, and builds a high 3m's at planting site plastic foil
Rain shade, prevents rainwater from entering planting site, allow the grass of domestication in the case of not having secondary water to supplement growth until more than 90%
Blade dry up, start to water and remove withered blade when grass top also has 3～5cm green, allow its greenery of living again, the most instead
Multiple 6 times.
Preferably, the domestication step of described water-fast character is: when gold silver grass 5 grows 0.3m height, adding water allows its soil
Keep wet and allow it adapt to；When Seedling length to 1m, gradual approaching is toward progressively strengthening duty in soil until its root of water logging
Head 1～2cm, until whole strain grass floods, cuts off the water when gold silver No. 5 leaves of grass are shoaled breen by green, drains water and recover by it
Grow to green, the most repeatedly to invariant color, water body sets carrier fixing grass Seedling so that it is non-lodging adapts in water raw
Long.
Preferably, the domestication of laddering cold tolerance trait described in described step (4) step is successively by height above sea level by gold silver grass 5
Transplanting of highly going forward one by one is tamed.
Present invention also offers described gold silver grass No. 5 breeding method gold silver grass No. 5 plantation in application.
Compared with prior art the invention has the beneficial effects as follows: (1) growth district is wide: gold silver grass No. 5 cultivate successfully after warp
Huishui, Guiding, Longli, Guiding, Kaiyang, improve literature, Kerry, Cengong, Zun Yi, the west of Guizhou Province, the multiple spot cultivation of the county such as Bijie show, this grass energy
At 1500m height above sea level with area normal growth, safe overwintering, the area of provinces and regions, Guizhou 80% can be covered.
(2) special impoverishment tolerant: gold silver No. 2 grass of grass can on sandstone ground, sandy beach, stone stitch, even thickness only has the stony desertification of 5cm
Normal growth in sandstone layer, can under conditions of pH is 3～12 normal growth.
(3) drought-enduring, water resistant, high temperature resistant: this grass through in October, 2009～March 5 in 2010 wheat harvesting period arid and in April, 2013
～the test of arid in 7 months October, other crops are the most withered and the most yellow and gold silver grass 2 still viridescent grows vigorously；This grass is in Kerry
The sandy beach, river bank of Ke Shu town, city three south Gao Cun is planted and is intended to be flooded more than 10 time by river annual flood season, and each flood season reaches 7～12
About it, water is stepped back gold silver grass 5 and is still grown vigorously；This grass, when Burma plants, is resistant to summer 40～the high temperature of 45 DEG C, and
And just can gather in once for every 10 days, and within about 30 days, could gather in once in Guizhou, the harvesting time can shorten 2/3, natural production
Also it is greatly improved；
(4) root system spy is flourishing, tillering ability extra-heavy: this grass roots system is all grown in the soil layer of 60～80cm, and root amount is than gold
Silver grass is more than No. 2 1/3, and the longest root reaches more than 4m；Annual tiller is planted number and is reached more than 80～100.
It is (5) more low temperature resistant: the herbage of current all grass family Pennisetums will be dead when gas drops to 0 DEG C～-1 DEG C,
And gold silver grass 5 has withstood Guizhou Province's maximum and congealed the test of weather, still survive at-5 DEG C, have Some Species to be implanted in sea at present
Pulling out the Bijie Prefecture of 2200m, mountain village, the big mountain area growth of-15 DEG C, gold silver grass 5 is resistant to-3 DEG C～-5 DEG C in the ordinary course of things
Low temperature.
(6) survival rate is high, and utilization periods is long: the survival rate of the plantation of gold silver grass 5 is all more than 98%, and First Year is gathered in the crops
After end, sprouting sprouting continuation life again at its root head the spring of Second Year and exist, year harvesting can utilize for 6～7 times continuously
More than 30 years.
(7) plant is tall and big, fast growth, and yield is high: this grass growing height reaches 6～7m, at different soil properties and liquid manure pipe
Under the conditions of reason, its yield height great disparity is relatively big, general per mu yield 60t～80t, and yield increases year by year, and this grass is in May～November
High temperature season speed of growth every day reaches more than 4-5cm.
(8) nutritious: to detect through Institute of Analysis of Guizhou Normal University, this grass contains 17 kinds of aminoacid, wherein groups
Propylhomoserin 0.018mg/kg；Aspartic Acid 0.091mg/kg；Cystine 0.055mg/kg；Serine 0.030mg/kg；Arginine
0.022mg/kg；Glycine 0.100mg/kg；Threonine 0.029mg/kg；Lysine 0.053mg/kg；Proline 0.019mg/
kg；Alanine 0.041mg/kg；Tyrosine 0.076mg/kg；Valine 0.076mg/kg；Methionine 0.022mg/kg；Paddy ammonia
Acid 0.058mg/kg；Isoleucine 0.052mg/kg；Leucine 0.039mg/kg；Phenylalanine 0.020mg/kg；8 kinds of required ammonia
Base acid is enriched；Micronutrient levels enriches, Radix Glycyrrhizae crude protein containing reaching 12.76%, ratio of crude protein rice high nearly 1 times and Testa Tritici
Protein content is close, and poultry are all liked to eat.
Finally, compared with gold silver grass 2, the gold silver grass 5 utilizing the method to cultivate has the following advantages
1, root system spy is flourishing, tillering ability extra-heavy: gold silver No. 5 root amounts of grass than gold silver grass more than No. 2 1/3, the longest root reach 4m with
On；Annual tiller is planted number and is reached more than 80～100；
2, No. 5 root amounts of gold silver grass are more longer than gold silver No. 2 utilization periods of grass, year harvesting can utilize continuously for 6～7 times 30 years with
On；No. 2 year harvestings of gold silver grass can utilize more than 20 years for 4～5 times continuously；
3, gold silver grass 5 is more more rich than gold silver No. 2 nutrition of grass, and gold silver No. 2 aminoacid of grass and micronutrient levels enrich, fresh
Grass crude protein content reaches 8.21% and converts into Radix Glycyrrhizae crude protein containing reaching 10.6%；But gold silver grass 5 is rich in 17 kinds of aminoacid, 8 kinds
Essential amino acids content is enriched；Micronutrient levels enriches, and Radix Glycyrrhizae crude protein is containing reaching 12.76%；
4, gold silver grass No. 5 than gold silver grass No. 2 yield higher, the speed of growth faster, plant height the highest；Gold silver grass 2
Growing height reaches 4～5m, and under the conditions of different soil properties and water and fertilizer management, its yield height great disparity is relatively big, general per mu yield 15t～
50t, and yield increases year by year, and this grass reaches more than 3cm in May～high temperature season in October speed of growth every day；And gold silver grass 5
Growing height reaches 6～7m, and under the conditions of different soil properties and water and fertilizer management, its yield height great disparity is relatively big, general per mu yield 60t-80t,
Managing, even up to 100t under the conditions of liquid manure power is good, and yield increases year by year, this grass is at May～high temperature season in November
Every day, the speed of growth reached more than 4-5cm.
Accompanying drawing explanation
Fig. 1 is to plant No. 2 (right) the upgrowth situation pictorial diagram careless with gold silver of gold silver grass 5 (left) after 75 days under the same terms.
Detailed description of the invention
Below the technical scheme in the embodiment of the present invention is clearly and completely described.Based on the enforcement in the present invention
Example, the every other embodiment that those skilled in the art are obtained under not making creative work premise, broadly fall into this
The scope of bright protection.
Embodiment 1:
A kind of breeding method of gold silver grass 5, the method comprises the following steps:
(1) cultivate emphatically parent's root system, improve tool adaptability (in May, 94～in May, 97, place: institute of Ba Mao township, Luodian County
On ground) Luodian of introduced variety first title in the Xishuangbanna and natural greenhouse have Gui Chuan is as cultivation base；Non-parent
The wild Herba penniseti in continent and grassiness nursery stage use root to stimulate immersion to steep 1 minute；Wherein root stimulates being prepared as of liquid, takes naphthalene second
Acid 300 milligrams；Indolebutyric acid 300 milligrams；2,4-dichlorphenoxyacetic acids 2 milligrams, the ethanol adding 98% adds water 1000 in the least after dissolving
Rise；Then add potassium dihydrogen phosphate 2000 milligrams in water, boric acid 5 milligrams fully dissolves.Root is used to stimulate liquid to stimulate
Allowing its Rapid Rooting, make root strongr, root system is more flourishing, is so easy to absorb nutrient substance, and growing way is faster；Treat Miao Changzhi
20cm is to move to plant in humus soil；When Seedling length to about 1m, take high-purity amino acid nutritional solution (commercially available), by described ammonia
Base acid nutrient liquid waters root after mixing according to the weight ratio of 1:500 with water, waters root for the first time after seed is planted and survives, and every strain waters 100
Gram；Second time waters root, every strain 250 grams when Seedling length up to 50～60cm, promotes shoot root strong and fast-growth；Sufficient at liquid manure
Cultivate 1 year under conditions of abundance；Second Year is transplanted and is planted to sand；Within 3rd year, transplant and plant in barren sand soil property, the most again
Move to cultivate 1 year rich in the soil of humus.Result shows: so plantation careless well developed root system out, most many distributions
In the soil layer of 40～80cm, strong adaptability, root amount ratio many 1/3 of gold silver grass 2, plant tillering ability is strong simultaneously, Nian Ping
All reach more than 80-100, and also reach basically identical effect of blooming.
(2) parental combination；Conventional hybridization (reciprocal cross) method is utilized to carry out hybridizing (97 years 8 the parent cultivated through strong root
The moon～in May, 99, place: Luodian institute of fruit section).
The first step, selects well developed root system, and tillering ability is strong, and plant is tall and big, male parent that cylindric panicle is complete (as
Grass) spica, carry out at fine day 8:30～9:30 in the morning, first cut off spica, tightly pinch its handle with thumb and forefinger, then that fringe is complete
It is immersed in distilled water and constantly rocks back and forth, make pollen be substantially soluble in water, make pollen solution stand-by；
Second step, selects female parent (wild Herba penniseti) spica by same standard but does not cuts, stay plant after marking
On, take the little aerosol apparatus of pollen solution and the most lightly pollen solution is sprayed onto on the spica of female parent, second day repeats
Once (note: the freshest effect of pollen solution is the best, preferably standing time is less than 2 hours preferably)；
3rd step, it will collect after late October seed maturity, uses mode filial generation (the gold silver grass 5 broadcasted sowing
Number) be seeded in the soil of synthesis (1/3 fertile soil, 1/3 peat soil, 1/3 fine sand mix), keep ground moistening and with black
Covering with ground sheeting soil face adds small arched shed and maintains the temperature at 23～27 DEG C, starts to emerge, when seedling grows 30cm after 15～17 days
Start to select Seedling, after going weak Seedling strong, seedling is transplanted and cultivate in hot house adds small arched shed canopy, (with the seedling of planting seed
Emergence rate is the lowest, about 4%～5%) keep ground moistening, control temperature is at 20～25 DEG C, and April in next year transplants in land for growing field crops
In, reinforcement is hoed up weeds emphatically, water and fertilizer management works, and allows it grow vigorously until becoming seedling.
(3) No. 2 resistance trait domestications of gold silver grass: (in May, 99～in May, 2003, place: Ba Mao township, Luodian County Fructus Musae
Base)；
The domestication of the most drought-enduring character, carries out when gold silver grass 5 grows 1m height, digs ring-like gutter one around planting site
Circle, deep 1m, wide 0.4m, isolate (effect playing isolation rainwater) planting site, and build one at planting site plastic foil
The rain shade (preventing rainwater from entering planting site) of individual high 3 meters, allows the grass of domestication grow straight in the case of not having secondary water to supplement
To 90% with blade dry up, when grass top also have 3～5cm green time start to water and remove withered blade, allow it live again
Greenery, 6 times the most repeatedly, last 5 years.Result shows: the method is greatly improved drought-resistance ability and reaches more than 6 months.
The domestication of the most water-fast character, is carried out when gold silver grass 5 grows to 0.3m height: adding water allows its soil remained moist state
Allow it adapt to；When Seedling length to 1m, gradual approaching is toward progressively strengthening duty in soil until its root head 1～2cm of water logging,
Until whole strain grass floods, cut off the water when gold silver No. 5 leaves of grass are shoaled breen by green, drain water by its restoration ecosystem to green,
So repeatedly to invariant color, water body sets carrier fixing grass Seedling so that it is non-lodging adapts to grow in water.Result shows:
Gold silver No. 5 fibrous root prosperities of grass are pure white, mutually form sheet and can bubble through the water column, and become a kind of novel water plant, and Herb soaks water
In reach more than 20 day the most dead.
(4) it is incremented by cold-resistant domestication (May 2012 May in 2003)
1., in May, 2003～in May, 2005 (transplanting in Weng Chuan village of Na Ping township, Luodian County, height above sea level 840 meters)；
2., in June, 2005～in June, 2010 (transplanting in city 5 village, Bai Suo town, Changshun County, height above sea level 1100 meters)；This ground 1-2
Month the lowest temperature-3 DEG C；
3., in June, 2010 (transplanting in Meng An village, Jiu Zhi town, Guiding County, height above sea level 1300 meters)；This ground 1-2 month minimum gas
Temperature-4 DEG C；
4., in June, 2010 (transplanting school village, simple and unadorned town, height above sea level 1400 meters in Qianxi County)；This ground 1-2 month minimum gas
Temperature-5 DEG C；
5., in June, 2012 (transplanting in Hezhang County big mountain village, height above sea level 1800 meters)-；This ground 1-2 month lowest temperature-15
℃。
Embodiment 2:
A kind of breeding method of gold silver grass 5, the method comprises the following steps:
(1) cultivate emphatically parent's root system, improve tool adaptability (in May, 94～in May, 97, place: institute of Ba Mao township, Luodian County
On ground) Luodian of introduced variety first title in the Xishuangbanna and natural greenhouse have Gui Chuan is as cultivation base；Non-parent
The wild Herba penniseti in continent and grassiness nursery stage use root to stimulate immersion to steep 1 minute；Wherein root stimulates being prepared as of liquid, takes naphthalene second
Acid 350 milligrams；Indolebutyric acid 350 milligrams；2,4-dichlorphenoxyacetic acids 3 milligrams, the ethanol adding 98% adds water 1000 in the least after dissolving
Rise；Then add potassium dihydrogen phosphate 2000 milligrams in water, boric acid 5 milligrams fully dissolves.Root is used to stimulate liquid to stimulate
Allowing its Rapid Rooting, make root strongr, root system is more flourishing, is so easy to absorb nutrient substance, and growing way is faster；Treat Miao Changzhi
20cm is to move to plant in humus soil；When Seedling length to about 1m, take high-purity amino acid nutritional solution (commercially available), by described ammonia
Base acid nutrient liquid waters root after mixing according to the weight ratio of 1:500 with water, waters root for the first time after seed is planted and survives, and every strain waters 100
Gram；Second time waters root, every strain 250 grams when Seedling length up to 50～60cm, promotes shoot root strong and fast-growth；Sufficient at liquid manure
Cultivate 1 year under conditions of abundance；Second Year is transplanted and is planted to sand；Within 3rd year, transplant and plant in barren sand soil property, the most again
Move to cultivate 1 year rich in the soil of humus.Result shows: so plantation careless well developed root system out, most many distributions
In the soil layer of 40～80cm, strong adaptability, root amount ratio many 1/3 of gold silver grass 2, plant tillering ability is strong simultaneously, Nian Ping
All reach more than 80-100, and also reach basically identical effect of blooming.
(2) parental combination；With embodiment 1.
(3) No. 2 resistance trait domestications of gold silver grass: with embodiment 1
(4) it is incremented by cold-resistant domestication, with embodiment 1.
Embodiment 3:
A kind of breeding method of gold silver grass 5, the method comprises the following steps:
(1) cultivate emphatically parent's root system, improve tool adaptability (in May, 94～in May, 97, place: institute of Ba Mao township, Luodian County
On ground) Luodian of introduced variety first title in the Xishuangbanna and natural greenhouse have Gui Chuan is as cultivation base；Non-parent
The wild Herba penniseti in continent and grassiness nursery stage use root to stimulate immersion to steep 1 minute；Wherein root stimulates being prepared as of liquid, takes naphthalene second
Acid 400 milligrams；Indolebutyric acid 400 milligrams；2,4-dichlorphenoxyacetic acids 5 milligrams, the ethanol adding 98% adds water 1000 in the least after dissolving
Rise；Then add potassium dihydrogen phosphate 2000 milligrams in water, boric acid 5 milligrams fully dissolves.Root is used to stimulate liquid to stimulate
Allowing its Rapid Rooting, make root strongr, root system is more flourishing, is so easy to absorb nutrient substance, and growing way is faster；Treat Miao Changzhi
20cm is to move to plant in humus soil；When Seedling length to about 1m, take high-purity amino acid nutritional solution (commercially available), by described ammonia
Base acid nutrient liquid waters root after mixing according to the weight ratio of 1:500 with water, waters root for the first time after seed is planted and survives, and every strain waters 100
Gram；Second time waters root, every strain 250 grams when Seedling length up to 50～60cm, promotes shoot root strong and fast-growth；Sufficient at liquid manure
Cultivate 1 year under conditions of abundance；Second Year is transplanted and is planted to sand；Within 3rd year, transplant and plant in barren sand soil property, the most again
Move to cultivate 1 year rich in the soil of humus.Result shows: so plantation careless well developed root system out, most many distributions
In the soil layer of 40～80cm, strong adaptability, root amount ratio many 1/3 of gold silver grass 2, plant tillering ability is strong simultaneously, Nian Ping
All reach more than 80-100, and also reach basically identical effect of blooming.
(2) parental combination；With embodiment 1.
(3) No. 2 resistance trait domestications of gold silver grass: with embodiment 1
(4) it is incremented by cold-resistant domestication, with embodiment 1
Embodiment 4 comparative example
In the present embodiment, fully according to notification number it is: CN 103782758 A, entitled: the cultivation side of gold silver grass 2
The gold silver grass 2 of the embodiment 1 in method is cultivated.Carrying out two groups of Data Comparisons, result shows: gold silver grass 5 possesses completely
Gold silver grass drought-enduring, the water-fast and cold-resistant performance of No. 2, and utilize gold silver grass 5 that the method cultivates relative to gold silver grass 2
Number have the advantage that
1, root system spy is flourishing, tillering ability extra-heavy: gold silver No. 5 root amounts of grass than gold silver grass more than No. 2 1/3, the longest root reach 4m with
On；Annual tiller is planted number and is reached more than 80～100；
2, No. 5 root amounts of gold silver grass are more longer than gold silver No. 2 utilization periods of grass, year harvesting can utilize continuously for 6～7 times 30 years with
On；No. 2 year harvestings of gold silver grass can utilize more than 20 years for 4～5 times continuously；
3, gold silver grass 5 is more more rich than gold silver No. 2 nutrition of grass, and gold silver No. 2 aminoacid of grass and micronutrient levels enrich, fresh
Grass crude protein content reaches 8.21% and converts into Radix Glycyrrhizae crude protein containing reaching 10.6%；But gold silver grass 5 is rich in 17 kinds of aminoacid, 8 kinds
Essential amino acids content is enriched；Micronutrient levels enriches, and Radix Glycyrrhizae crude protein is containing reaching 12.76%；
4, gold silver grass No. 5 than gold silver grass No. 2 yield higher, the speed of growth faster, plant height the highest；Gold silver grass 2
Growing height reaches 4～5m, and under the conditions of different soil properties and water and fertilizer management, its yield height great disparity is relatively big, general per mu yield 15t～
50t, and yield increases year by year, and this grass reaches more than 3cm in May～high temperature season in October speed of growth every day；And gold silver grass 5
Growing height reaches 6～7m, and under the conditions of different soil properties and water and fertilizer management, its yield height great disparity is relatively big, general per mu yield 60t-80t,
Managing, the place that fertility is good is even up to 100t, and yield increases year by year, this grass May～November high temperature season every
It speed of growth reaches more than 4-5cm.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (9)
1. the breeding method of gold silver grass 5, it is characterised in that the method comprises the following steps:
(1) parent's strong root system incubation step；
(2) parents combination step；
(3) No. 5 resistance trait domestication steps of gold silver grass；
(4) No. 5 laddering cold tolerance trait domestication steps of gold silver grass；In described step (2), parents combination is with grassiness as father
This, Africa Herba penniseti is maternal, uses the Combination of Methods of reciprocal cross to cultivate and forms.
The breeding method of gold silver grass 5 the most according to claim 1, it is characterised in that strong of parent in described step (1)
It is that incubation step is: use root to stimulate immersion to steep 1 minute African wild Herba penniseti and grassiness nursery stage；Treat that Seedling length is to 20cm
Shi Yizhi humus soil is planted；When Seedling length to about 1m, take amino-acid nutrition liquid, described amino-acid nutrition liquid is pressed with water
Watering root according to after the weight ratio mixing of 1:500, water root for the first time after seed is planted and survives, every strain waters 100 grams；Second time treats that Seedling grows tall
Root, every strain 250 grams is watered during to 50～60cm；Cultivate 1 year under conditions of liquid manure abundance；Second Year is transplanted and is planted to sand；
Within 3rd year, transplant and plant in barren sand soil property, finally then move to rice field or fertile soil are cultivated 1 year.
The breeding method of gold silver grass 5 the most according to claim 2, it is characterised in that described root stimulates liquid to include following
The quality of raw material: naphthalene acetic acid 300～400 milligrams；Indolebutyric acid 300～400 milligrams；2,4 dichlorophenoxyacetic acid 2～5 milligrams.
The breeding method of gold silver grass 5 the most according to claim 3, it is characterised in that described root stimulates liquid and preparation method thereof
For: weigh naphthalene acetic acid 300～400 milligrams by weight；Indolebutyric acid 300～400 milligrams；2,4 dichlorophenoxyacetic acid 2～5 milli
Gram, the ethanol adding 98% adds water 1000 milliliters after dissolving；Then in water, add potassium dihydrogen phosphate 2000 milligrams, boric acid 5 milligrams
Fully dissolve.
The breeding method of gold silver grass 5 the most according to claim 1, it is characterised in that the grass of gold silver described in described step (3)
No. 5 resistance trait domestication steps include domestication and the domestication of water-fast character of drought-enduring character.
The breeding method of gold silver grass 5 the most according to claim 5, it is characterised in that the domestication step of described drought-enduring character
For: when gold silver grass 5 grows 1m height, digging ring-like gutter one circle around planting site, deep 1m, wide 0.4m, planting site orphan
Erect, and build the rain shade of a high 3m at planting site plastic foil, prevent rainwater from entering planting site, allow the grass of domestication exist
Growth in the case of not having secondary water to supplement, until the blade of more than 90% dries up, starts when grass top also has 3～5cm green
Water and remove withered blade, allowing its greenery of living again, 6 times the most repeatedly.
The breeding method of gold silver grass 5 the most according to claim 5, it is characterised in that the domestication step of described water-fast character
For: when gold silver grass 5 grows 0.3m height, add water and allow its soil remained moist state allow it adapt to；When Seedling length to 1m in proper order
Asymptotic toward progressively strengthening duty in soil until its root head 1～2cm of water logging, until whole strain grass floods, when gold silver grass 5
Leaf by green shoal breen time cut off the water, drain water by its restoration ecosystem to green, the most repeatedly to invariant color, at water body
In set carrier fixing grass Seedling so that it is non-lodging adapts to grow in water.
The breeding method of gold silver grass 5 the most according to claim 1, it is characterised in that laddering described in described step (4)
Cold tolerance trait domestication step is to go forward one by one gold silver grass 5 by height above sea level successively to transplant domestication.
9. according to the breeding method of gold silver grass 5 application in gold silver grass 5 is planted according to any one of claim 1-8.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106962096A (en) * | 2017-03-01 | 2017-07-21 | 西双版纳云濮农业科技有限公司 | The implantation methods of selenium-enriched tea leaf |
| CN107173001A (en) * | 2017-05-26 | 2017-09-19 | 香格里拉市雪域天赐电子商务有限公司 | The wild long column Smilacina japonica implantation methods of NW YUNNAN |
| CN109006461A (en) * | 2018-07-30 | 2018-12-18 | 开平市华声生物科技有限公司 | A kind of breeding method of novel hybridization herbage |
| CN110352803A (en) * | 2018-03-26 | 2019-10-22 | 黄晟语 | A kind of gold and silver grass cuttage implantation methods |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103782758A (en) * | 2013-12-31 | 2014-05-14 | 贵州金草银树生态农业开发有限公司 | Method for cultivating honeysuckle flower number 2 |
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2016
- 2016-06-30 CN CN201610510574.2A patent/CN106171940B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103782758A (en) * | 2013-12-31 | 2014-05-14 | 贵州金草银树生态农业开发有限公司 | Method for cultivating honeysuckle flower number 2 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106962096A (en) * | 2017-03-01 | 2017-07-21 | 西双版纳云濮农业科技有限公司 | The implantation methods of selenium-enriched tea leaf |
| CN107173001A (en) * | 2017-05-26 | 2017-09-19 | 香格里拉市雪域天赐电子商务有限公司 | The wild long column Smilacina japonica implantation methods of NW YUNNAN |
| CN110352803A (en) * | 2018-03-26 | 2019-10-22 | 黄晟语 | A kind of gold and silver grass cuttage implantation methods |
| CN109006461A (en) * | 2018-07-30 | 2018-12-18 | 开平市华声生物科技有限公司 | A kind of breeding method of novel hybridization herbage |
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