CN109566289A - A method of promote rattail fescue grass to do sth. in advance solid - Google Patents
A method of promote rattail fescue grass to do sth. in advance solid Download PDFInfo
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- CN109566289A CN109566289A CN201811634950.4A CN201811634950A CN109566289A CN 109566289 A CN109566289 A CN 109566289A CN 201811634950 A CN201811634950 A CN 201811634950A CN 109566289 A CN109566289 A CN 109566289A
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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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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/06—Coating or dressing seed
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
- A01C21/005—Following a specific plan, e.g. pattern
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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
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
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Abstract
The invention discloses a kind of promotion rattail fescue grass to do sth. in advance solid method.This method uses the coating agent being made of coating material and water to carry out artificial seed coating to rattail fescue grass seed；Coating material is made of the raw material of following parts by weight: 15 parts -25 parts of high clay, 5 parts -10 parts of water-retaining agent, 5 parts -10 parts of humic acid, 2 parts -3 parts of antifungin, 5 parts -10 parts of nitrogen-phosphorus-potassium compound fertilizer, 2 parts -3 parts of plant growth regulator, 5 parts -10 parts of carbendazim, 5 parts -10 parts of converted starch and 5 parts -10 parts of polyvinyl alcohol；By the seed sowing after coating, fertilising, the promotor for being divided to two periods to spray the gibberellin containing various concentration respectively after the heading of rattail fescue grass promotes rattail fescue grass to blossom and bear fruit ahead of time, promotes rattail fescue grass to shift to an earlier date maturation, and guarantee that rattail fescue grass has abundant fruit amount；To the adverse effect of certain nonwood forest trees results caused by can avoiding due to rattail fescue grass normally blossoms and bears fruit.
Description
Technical field
The present invention relates to planting technical fields, and in particular to a method of promote rattail fescue grass to do sth. in advance solid.
Background technique
Rattail fescue grass is annual gramineae long-day plant, is a kind of cold-resistant without herbaceous plant resistant to high temperature, drought resisting
Barren-resistant property is good, and the long summer in autumn sowing spring is withered, and lodges naturally, suitable for kind, set between under the economic forests such as oil tea, Chinese torreya, peach
Kind, it can inhibit the generation of weeds, pest and disease damage, improve soil texture, prevention soil and water loss is reduced or avoided chemical fertilizer, pesticide and removes
The use of careless agent improves fruit safety quality and quality, is the important component of economic forest ecological culture technique system.But mouse
Cogongrass normally blossom and bear fruit after in fast natural death lodging to the in great demand of moisture, when meet certain nonwood forest trees such as peach etc.
Fruit expanding period (demand of the fruit expanding period to moisture is very big), the contention in the rattail fescue grass short time to moisture, such as not outer
In the case that source moisture supplements, certain influence can be generated to the yield and quality of the fruit of nonwood forest trees.As can promoting mouse
Cogongrass blossoms and bears fruit ahead of time, and then rattail fescue grass is made to do sth. in advance natural death lodging, then can avoid after normally blossoming and bearing fruit because of rattail fescue grass
To the adverse effect of certain nonwood forest trees contention moisture caused by when fast natural death lodging.
Summary of the invention
The present invention provides a kind of promotion rattail fescue grass to do sth. in advance solid method, and this method can promote rattail fescue grass to do sth. in advance knot of blooming
Real, natural death lodges after promoting rattail fescue grass to shift to an earlier date maturation, and guarantees that rattail fescue grass has abundant fruit amount；It can avoid because of rattail fescue grass
Natural death lodging after normally blossoming and bearing fruit and caused by the adverse effects of certain nonwood forest trees results.
A method of promote rattail fescue grass to do sth. in advance solid, comprising steps of
(1) rattail fescue grass seed is subjected to artificial seed coating, key step is as follows:
Rattail fescue grass seed is put into clean container, coating agent is poured into container, then by container closure, by coating agent
It is uniformly mixed with rattail fescue grass seed, until coating agent is evenly distributed on every seed and forms medicine film, the rattail fescue after being coated
Grass seed；Rattail fescue grass seed after coating is divided in time and is sufficiently dried at shady and cool drying, is collected spare；
The coating agent is made of coating material and water；The coating material is made of the raw material of following parts by weight: height is viscous
Soil 15 parts -25 parts, 5 parts -10 parts of water-retaining agent, 5 parts -10 parts of humic acid, 2 parts -3 parts of antifungin, 5 parts -10 parts of nitrogen-phosphorus-potassium compound fertilizer,
2 parts -3 parts of plant growth regulator, 5 parts -10 parts of carbendazim, 5 parts -10 parts of converted starch and 5 parts -10 parts of polyvinyl alcohol；
In terms of coating material, the concentration expressed in percentage by weight of the coating agent is 7%-11% (preferably 8%)；
(2) the rattail fescue grass seed collected in step (1) is sowed, the sowing time by the end of September at the beginning of 10 months, earlier than cold
Dew, 300 meters of height above sea level or more of area need that -10 days 5 days will be shifted to an earlier date the sowing time；After planting earthing guarantees that rattail fescue grass seed is all fallen
In soil；
(3) when newborn rattail fescue grass area coverage accounts for the 60%-80% of sown area, 30 kgs/acre of calcium magnesium phosphate-is applied
40 kgs/acre；
(4) 30 pounds/acre -40 pounds/acre and 8 pounds/acre -12 pounds/acre of phosphorus potash fertilizer of instant nitrogenousfertilizer are broadcasted sowing to early March after the Spring Festival；
(5) when rattail fescue grass heading rate is 10%-15%, the first promotor is uniformly sprayed；First promotor is by red
Mycin GA3, urea and water composition, wherein gibberellin GA3 concentration is 40ppm-50ppm, and urea quality percentage concentration is 0.1%-
0.2%；When rattail fescue grass heading rate is 25%-35%, then to spray the second promotor primary；Second promotor is by gibberellin
GA3 and water composition, wherein the concentration of gibberellin GA3 is 80ppm-100ppm；Not precipitation in 4 hours after need to spraying every time, otherwise
Again it sprays.
The present invention can quickly be formed on every rattail fescue grass seed equally distributed using the coating agent of special formulation
Medicine film, and the thickness of medicine film is suitable for, it is solid advantageous to promoting rattail fescue grass to do sth. in advance, cooperate suitable fertilization mode and specific
The gibberellin GA3 that time sprays given dose in two times (and is aided with 0.1%-0.2%'s when spraying gibberellin GA3 for the first time
Urea), mouse can be made by the control of time that rattail fescue grass blossoms and bears fruit 15 days to 20 days more early than its normal time blossomed and beared fruit
The time of cogongrass natural death lodging also accordingly shifts to an earlier date, and can avoid the Fruit time of certain nonwood forest trees such as peach etc., keep away
Exempt from moisture contention of the rattail fescue grass to certain nonwood forest trees, avoids the quality for influencing the fruit of certain nonwood forest trees.
The high clay is a kind of natural hydration zeopan, chemical formula MgAlFeSi8O20(OH)2
(OH2)4·4H2O, using commercial product.
Acrylamide and acrylic acid salt copolymer, one in starch grafted acrylate copolymer can be selected in the water-retaining agent
Kind or two kinds.Acrylamide-sodium acrylate copolymer, acrylamide-can be selected in the acrylamide and acrylic acid salt copolymer
One or more of Potassium Acrylate Copolymer, Synthesis of Acrylamide-Ammonium Acrylate Copolymer etc..The starch grafted acrylate
It is total that starch graft acrylic acid sodium copolymer, starch graft acrylic acid potassium copolymer, starch graft acrylic acid ammonium can be selected in copolymer
One or more of polymers etc..The average molecular weight of the copolymer water-retaining agent is preferably in 5000-15000.It can directly adopt
Use commercial product.
Diethyl aminoethyl hexanoate (DA-6), forchlorfenuron, compound sodium nitrophenolate, brassin lactones, red can be used in the plant growth regulator
One or more of mycin.
The converted starch selects one of carboxymethyl starch, hydroxypropul starch etc. or two kinds.The converted starch
Average molecular weight preferably in 6000-10000.
The average molecular weight of the polyvinyl alcohol is 20,000-5 ten thousand.The polyvinyl alcohol of the molecular weight ranges, modest viscosity, water
Dissolubility is slightly good, after mixing with the other materials in coating material of the present invention, is conducive to the sprouting of seed after coating.
In order to reach superior technique effect, progress is following preferred:
In step (1), the usage amount of coating agent is 200g-350g in per kilogram rattail fescue grass seed.
Seed after the coating dry to weight moisture capacity be 8% hereinafter, use when seed good dispersion, sowing more
It is convenient.
Rigid container or flexible container may be selected in the container, is sealed using inflating when flexible container, such as can be selected
Clean solid polybag, it is at low cost and easy to use.
In step (2), when sowing, soil gravimetric water content rate is advisable 60% or more, the sprouting of seed after being more conducively coated.
It when sowing, is broadcasted sowing depending on orographic condition selection, drilling or bunch planting etc..
After planting earthing is gently drawn one time with creeper or is being swept uniformly over broom, it is ensured that seed is all fallen
In soil.
After planting from the second year rattail fescue grass be not required to it is important sow again, it naturally can Sprout reproduction.
In step (3), when being preferably selected soil gravimetric water content rate when applying calcium magnesium phosphate greater than 65%.It is always molten to be conducive to phosphate fertilizer
The increase of solution amount, diffusion enhancing, reduce organic acid chelating and to phosphorus fixation.
In step (4), be preferably selected rain or cloudy day when broadcasting sowing instant nitrogenousfertilizer and phosphorus potash fertilizer, soil gravimetric water content rate 80% with
On.Phosphorus potash fertilizer can further promote precocity, and the utilization rate of fertilizer can be improved in rain or cloudy day fertilising.
In step (5), be preferably selected no rainy day gas when spraying the first promotor, the second promotor, day temperature 20 DEG C-
27 DEG C spray (preferably before 10 AM or after at 3 points in afternoon).The rattail fescue grass heading preferably of 20 DEG C -27 DEG C of temperature and flower
The differentiation of bud, blooms ahead of time, and in the temperature for being higher than 27 DEG C, then it is easy to cause the growth of cauline leaf.
The rattail fescue grass heading rate refers to that the rattail fescue grass strain number eared accounts for the percentage of whole rattail fescue grass strain numbers.
Commercial product can be used in the raw materials used in the present invention.
The present invention has following advantageous effects:
The method of the present invention can promote rattail fescue grass to blossom and bear fruit ahead of time, and natural death is fallen after promoting rattail fescue grass to shift to an earlier date maturation
Volt fulfils rattail fescue grass life cycle ahead of schedule, shortens the same period competition of grass, tree to moisture, covers after rattail fescue grass natural death lodging
Earth's surface, it is ensured that the sufficient supply of nonwood forest trees soil moisture in important vegetative activities such as fruit expanding periods, and guarantee rattail fescue
Grass has abundant fruit amount, can ensure that second half year current year rattail fescue grass seed is sprouted naturally after rattail fescue grass seed natural maturity falls soil
Growth updates.
After planting second year does not need to repeat to sow again rattail fescue grass in the method for the present invention, and mature seed is fallen naturally in advance
After soil, it naturally can Sprout reproduction.
Specific embodiment
Present invention is further described in detail with reference to embodiments.
Embodiment 1
(1) the high rattail fescue grass seed of selection full grains germination percentage carries out artificial seed coating, and key step is as follows: will
Rattail fescue grass seed is put into clean solid polybag, and coating agent is poured into polybag, is coated in per kilogram rattail fescue grass seed
The usage amount of agent is 200g, then inflates polybag and seals, quickly sufficiently rocks up and down, by coating agent and rattail fescue grass seeds
Son is uniformly mixed, until coating agent is evenly distributed on every seed and forms medicine film, the rattail fescue grass seed after being coated；It will packet
Rattail fescue grass seed after clothing is divided in time sufficiently to be dried at shady and cool drying, is dried to weight moisture capacity 8%, is collected spare；
Coating agent is made of coating material and water；Coating material is made of the raw material of following parts by weight: 15 parts of high clay, third
5 parts of acrylamide-ammonium acrylate copolymer (average molecular weight 5000), starch graft acrylic acid potassium copolymer (average molecular weight 1
Ten thousand) 5 parts, 8 parts of humic acid, 2 parts of antifungin, 7 parts of nitrogen-phosphorus-potassium compound fertilizer, 1 part of forchlorfenuron, 1 part of gibberellin, 10 parts of carbendazim,
5 parts of hydroxypropul starch (average molecular weight 8000) and 10 parts of polyvinyl alcohol (average molecular weight 30,000)；In terms of coating material, coating
The concentration expressed in percentage by weight of agent is 8%.
(2) the rattail fescue grass seed of collection is sowed in peach woods (kind: sleet dew), the ground that 350 meters -600 meters of height above sea level
Area's sowing time in by the end of September, 2017 (September 25 days)；When sowing, soil gravimetric water content rate is spread 60% depending on orographic condition selection
It broadcasts, drilling or bunch planting etc..After planting earthing is gently drawn one time with creeper, guarantees that rattail fescue grass seed is all fallen in soil.
(3) when newborn rattail fescue grass area coverage accounts for the 60% of sown area, when soil gravimetric water content rate is 66%,
Apply 35 kgs/acre of calcium magnesium phosphate.
(4) rainy, soil gravimetric water content rate 90% broadcasts sowing 30 pounds/acre of instant nitrogenousfertilizer and phosphorus in by the end of February, 2018 within after the Spring Festival
10 pounds/acre of potash fertilizer.
(5) early April uniformly sprays the first promotor when rattail fescue grass heading rate is 10%；First promotor is by red mould
Plain GA3, urea and water composition, wherein gibberellin GA3 concentration is 50ppm, and urea quality percentage concentration is 0.2%；When rattail fescue grass
When heading rate is 25%, then to spray the second promotor primary；Second promotor is made of gibberellin GA3 and water, wherein gibberellin
The concentration of GA3 is 100ppm；Selection is without rainy day gas when spraying the first promotor, the second promotor, and day temperature is at 20 DEG C -27
DEG C, it is sprayed before 10 AM, not precipitation in 4 hours, otherwise sprays again after spraying every time.The time that rattail fescue grass blossoms and bears fruit
It is -20 days 18 days more early than its normal time blossomed and beared fruit, and fruit amount is abundant, is conducive to the sufficient amount of rattail fescue of autumn sprouting
Grass.Rattail fescue grass fruit amount is respectively compared with comparative example 1-3, compared with comparative example more than 1 32%, compared with comparative example more than 2 27%, compared with comparative example
More than 3 30%.
After planting rattail fescue grass was not required to sow again again from second year 2018 within 2017, it can germinate update naturally.Peach
Peach nature fruit-setting rate is 73% (respectively compared with comparative example 1-3, there is significant difference in P < 0.05), Mean Fruit Weight in the woods
210g (respectively compared with comparative example 1-3, there is significant difference in P < 0.05).
Embodiment 2
(1) the high rattail fescue grass seed of selection full grains germination percentage carries out artificial seed coating, and key step is as follows: will
Rattail fescue grass seed is put into clean solid polybag, and coating agent is poured into polybag, is coated in per kilogram rattail fescue grass seed
The usage amount of agent is 350g, then inflates polybag and seals, quickly sufficiently rocks up and down, by coating agent and rattail fescue grass seeds
Son is uniformly mixed, until coating agent is evenly distributed on every seed and forms medicine film, the rattail fescue grass seed after being coated；It will packet
Rattail fescue grass seed after clothing is divided in time sufficiently to be dried at shady and cool drying, is dried to weight moisture capacity 5%, is collected spare；
Coating agent is made of coating material and water；Coating material is made of the raw material of following parts by weight: 25 parts of high clay, third
8 parts of acrylamide-Potassium Acrylate Copolymer (average molecular weight 10,000), 5 parts of humic acid, 3 parts of antifungin, 5 parts of nitrogen-phosphorus-potassium compound fertilizer,
3 parts of brassin lactones, 5 parts of carbendazim, 10 parts of hydroxypropul starch (average molecular weight 10,000) and polyvinyl alcohol (average molecular weight 5
Ten thousand) 5 parts；In terms of coating material, the concentration expressed in percentage by weight of coating agent is 7%.
(2) the rattail fescue grass seed of collection is sowed in peach woods (kind: sleet dew), the ground that 250 meters -300 meters of height above sea level
Area's sowing time is at the beginning of 10 months 2017 (October 4)；When sowing, soil gravimetric water content rate is selected 70% depending on orographic condition
It broadcasts sowing, drilling or bunch planting etc..After planting earthing is being swept uniformly over broom, is guaranteeing that rattail fescue grass seed all falls in soil
In.
(3) when newborn rattail fescue grass area coverage accounts for the 80% of sown area, when soil gravimetric water content rate is 70%,
Apply 30 kgs/acre of calcium magnesium phosphate.
(4) early March, cloudy day, soil gravimetric water content rate 80% broadcast sowing 40 pounds/acre and 8 pounds/acre of phosphorus potash fertilizer of instant nitrogenousfertilizer.
(5) early April uniformly sprays the first promotor when rattail fescue grass heading rate is 15%；First promotor is by red mould
Plain GA3, urea and water composition, wherein gibberellin GA3 concentration is 40ppm, and urea quality percentage concentration is 0.1%；When rattail fescue grass
When heading rate is 35%, then to spray the second promotor primary；Second promotor is made of gibberellin GA3 and water, wherein gibberellin
The concentration of GA3 is 80ppm；Selection is without rainy day gas when spraying the first promotor, the second promotor, day temperature at 20 DEG C -27 DEG C,
It is sprayed after at 3 points in afternoon, not precipitation in 4 hours, otherwise sprays again after spraying every time.The time that rattail fescue grass blossoms and bears fruit is than it
The time normally blossomed and beared fruit is -18 days 15 days early, and fruit amount is abundant, is conducive to the sufficient amount of rattail fescue grass of autumn sprouting.Mouse
Cogongrass fruit amount is respectively compared with comparative example 1-3, compared with comparative example more than 1 28%, compared with comparative example more than 2 20%, compared with comparative example more than 3
22%.
After planting rattail fescue grass was not required to sow again again from second year 2018 within 2017, it can germinate update naturally.Peach
Peach nature fruit-setting rate is 70% (respectively compared with comparative example 1-3, there is significant difference in P < 0.05), Mean Fruit Weight in the woods
197g (respectively compared with comparative example 1-3, there is significant difference in P < 0.05).
Embodiment 3
(1) the high rattail fescue grass seed of selection full grains germination percentage carries out artificial seed coating, and key step is as follows: will
Rattail fescue grass seed is put into clean solid polybag, and coating agent is poured into polybag, is coated in per kilogram rattail fescue grass seed
The usage amount of agent is 250g, then inflates polybag and seals, quickly sufficiently rocks up and down, by coating agent and rattail fescue grass seeds
Son is uniformly mixed, until coating agent is evenly distributed on every seed and forms medicine film, the rattail fescue grass seed after being coated；It will packet
Rattail fescue grass seed after clothing is divided in time sufficiently to be dried at shady and cool drying, is dried to weight moisture capacity 2%, is collected spare；
Coating agent is made of coating material and water；Coating material is made of the raw material of following parts by weight: 20 parts of high clay, third
5 parts of acrylamide-sodium acrylate copolymer (average molecular weight is 1.5 ten thousand), 10 parts of humic acid, 3 parts of antifungin, nitrogen-phosphorus-potassium compound fertilizer
10 parts, 1 part of diethyl aminoethyl hexanoate, 2 parts of compound sodium nitrophenolate, 7 parts of carbendazim, 8 parts of carboxymethyl starch (average molecular weight 6000) and polyvinyl alcohol
7 parts of (average molecular weight 20,000)；In terms of coating material, the concentration expressed in percentage by weight of coating agent is 11%.
(2) the rattail fescue grass seed of collection is sowed in peach woods (kind: sleet dew), the ground that 250 meters -300 meters of height above sea level
Area's sowing time is at the beginning of 10 months 2017 (October 1)；When sowing, soil gravimetric water content rate is selected 80% depending on orographic condition
It broadcasts sowing, drilling or bunch planting etc..After planting earthing is gently drawn one time with creeper, guarantees that rattail fescue grass seed is all fallen in soil.
(3) when newborn rattail fescue grass area coverage accounts for the 70% of sown area, when soil gravimetric water content rate is 75%,
Apply 40 kgs/acre of calcium magnesium phosphate.
(4) early March, the cloudy day, soil gravimetric water content rate 85%, broadcast sowing 12 jin of 35 pounds/acre of instant nitrogenousfertilizer and phosphorus potash fertilizer/
Mu.
(5) early April uniformly sprays the first promotor when rattail fescue grass heading rate is 12%；First promotor is by red mould
Plain GA3, urea and water composition, wherein gibberellin GA3 concentration is 45ppm, and urea quality percentage concentration is 0.2%；When rattail fescue grass
When heading rate is 30%, then to spray the second promotor primary；Second promotor is made of gibberellin GA3 and water, wherein gibberellin
The concentration of GA3 is 90ppm；Selection is without rainy day gas when spraying the first promotor, the second promotor, day temperature at 20 DEG C -27 DEG C,
It is sprayed before 10 AM, not precipitation in 4 hours, otherwise sprays again after spraying every time.The time ratio that rattail fescue grass blossoms and bears fruit
Its time normally blossomed and beared fruit is -19 days 16 days early, and fruit amount is abundant, is conducive to the sufficient amount of rattail fescue grass of autumn sprouting.
Rattail fescue grass fruit amount is respectively compared with comparative example 1-3, compared with comparative example more than 1 30%, compared with comparative example more than 2 23%, compared with comparative example more than 3
25%.
After planting rattail fescue grass was not required to sow again again from second year 2018 within 2017, it can germinate update naturally.Peach
Peach nature fruit-setting rate is 71% (respectively compared with comparative example 1-3, there is significant difference in P < 0.05), Mean Fruit Weight in the woods
200g (respectively compared with comparative example 1-3, there is significant difference in P < 0.05).
Comparative example 1
The high rattail fescue grass seed sowing of selection full grains germination percentage, height above sea level 350 in peach woods (kind: sleet dew)
- 600 meters of regional sowing time of rice in by the end of September, 2017 (September 25 days)；When sowing, soil gravimetric water content rate is 60%, depending on ground
The selection of shape condition broadcasts sowing, drilling or bunch planting etc..After planting earthing is gently drawn one time with creeper, guarantees that rattail fescue grass seed all falls in soil
In.
Rattail fescue grass blossoms and bears fruit the time at the beginning of in late May, 2018 to 6 months, is positive and often blossoms and bears fruit the time, fruit amount
It is on the low side, it is unfavorable for the sufficient amount of rattail fescue grass of autumn sprouting.Peach nature fruit-setting rate is 55% in peach woods, Mean Fruit Weight
155g, natural fruit-setting rate, Mean Fruit Weight are significant lower, have relationship in Peach fruits expanding stage contention moisture with rattail fescue grass.
Comparative example 2
Other than the operation without step (5), remaining is operated with embodiment 1, the time ratio that rattail fescue grass blossoms and bears fruit
Its time normally blossomed and beared fruit is only -7 days 5 days early, and fruit amount is slightly more compared with comparative example 1.Peach nature fruit-setting rate in peach woods
It is 60%, Mean Fruit Weight 168g, natural fruit-setting rate, Mean Fruit Weight are significant lower, fight for water in Peach fruits expanding stage with rattail fescue grass
Dividing has relationship.
Comparative example 3
In addition to the operation of step (1) to be changed to " the high rattail fescue grass seed sowing of (1) selection full grains germination percentage "
Except, remaining operation with embodiment 1, the time that rattail fescue grass blossoms and bears fruit than its normal time blossomed and beared fruit only early -6 days 3 days,
Fruit amount is slightly more compared with comparative example 1.Peach nature fruit-setting rate is 58% in peach woods, Mean Fruit Weight 160g, and natural fruit-setting rate is put down
Equal fruit weight is significant lower, has relationship in Peach fruits expanding stage contention moisture with rattail fescue grass.
It is solid ahead of time to have no effect on rattail fescue grass for the variation of parameter in the method for the present invention, therefore arbitrary parameter in the method for the present invention
Combination can be achieved rattail fescue grass it is solid ahead of time.Details are not described herein.
Claims (10)
1. a kind of promotion rattail fescue grass does sth. in advance solid method, which is characterized in that comprising steps of
(1) rattail fescue grass seed is subjected to artificial seed coating: rattail fescue grass seed is put into clean container, packet is poured into container
Coating agent is uniformly mixed by clothing agent then by container closure with rattail fescue grass seed, until coating agent is evenly distributed to every seed
Upper formation medicine film, the rattail fescue grass seed after being coated；Rattail fescue grass seed after coating is divided in time and is filled at shady and cool drying
Divide and dry, collects spare；
The coating agent is made of coating material and water；The coating material is made of the raw material of following parts by weight: high clay 15
Part -25 parts, 5 parts -10 parts of water-retaining agent, 5 parts -10 parts of humic acid, 2 parts -3 parts of antifungin, 5 parts -10 parts of nitrogen-phosphorus-potassium compound fertilizer, plant
2 parts -3 parts of growth regulator, 5 parts -10 parts of carbendazim, 5 parts -10 parts of converted starch and 5 parts -10 parts of polyvinyl alcohol；
In terms of coating material, the concentration expressed in percentage by weight of the coating agent is 7%-11%；
(2) the rattail fescue grass seed collected in step (1) is sowed, the sowing time by the end of September at the beginning of 10 months, earlier than Cold Dew, sea
Pulling out 300 meters or more of area needs that -10 days 5 days will be shifted to an earlier date the sowing time；After planting earthing guarantees that rattail fescue grass seed all falls in soil
In；
(3) when newborn rattail fescue grass area coverage accounts for the 60%-80% of sown area, 30 kg/acre of -40 public affairs of calcium magnesium phosphate are applied
Pound/acre；
(4) 30 pounds/acre -40 pounds/acre and 8 pounds/acre -12 pounds/acre of phosphorus potash fertilizer of instant nitrogenousfertilizer are broadcasted sowing to early March after the Spring Festival；
(5) when rattail fescue grass heading rate is 10%-15%, the first promotor is uniformly sprayed；First promotor is by gibberellin
GA3, urea and water composition, wherein gibberellin GA3 concentration is 40ppm-50ppm, and urea quality percentage concentration is 0.1%-
0.2%；When rattail fescue grass heading rate is 25%-35%, then to spray the second promotor primary；Second promotor is by gibberellin
GA3 and water composition, wherein the concentration of gibberellin GA3 is 80ppm-100ppm；Not precipitation in 4 hours after need to spraying every time, otherwise
Again it sprays.
2. the method according to claim 1, wherein the water-retaining agent selects acrylamide-the third in step (1)
One of olefin(e) acid salt copolymer, starch grafted acrylate copolymer or two kinds；
The plant growth regulator uses one of diethyl aminoethyl hexanoate, forchlorfenuron, compound sodium nitrophenolate, brassin lactones, gibberellin
Or it is two or more.
3. the method according to claim 1, wherein the converted starch selects carboxymethyl to form sediment in step (1)
One of powder, hydroxypropul starch or two kinds.
4. the method according to claim 1, wherein the average molecular weight of the polyvinyl alcohol exists in step (1)
20000-5 ten thousand.
5. the method according to claim 1, wherein in step (1), coating agent in per kilogram rattail fescue grass seed
Usage amount is 200g-350g.
6. the method according to claim 1, wherein the seed after the coating is dried to weight in step (1)
Moisture content is 8% or less.
7. the method according to claim 1, wherein in step (2), when sowing, soil gravimetric water content rate exists
60% or more.
8. the method according to claim 1, wherein selecting soil weight to contain when applying calcium magnesium phosphate in step (3)
When water rate is greater than 65%.
9. the method according to claim 1, wherein in step (4), selection when broadcasting sowing instant nitrogenousfertilizer and phosphorus potash fertilizer
Rain or cloudy day, 80% or more soil gravimetric water content rate.
10. the method according to claim 1, wherein spraying the first promotor, the second promotor in step (5)
When selection without rainy day gas, day temperature is sprayed at 20 DEG C -27 DEG C.
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