A kind of method and its application of Po Chu Wang grass seed suspend mode
Technical field
This invention She Ji a kind of method of Wang grass seed processing technology field more particularly to Po Chu Wang grass seed suspend mode and its
Using.
Background technique
Wang grass, Wang meters of alias:, water barnyard grass, Latin literary fame: Beckmannia syzigachne. grass family, Wang grass belongs to one
Nian Sheng.Stalk is upright, and leaf sheath is hairless, how long in internode;The transparent film quality of the tip of a leaf, blade is flat, coarse or smooth below.Panicle
Branch is sparse, upright or oblique ascension;Small ear is flat, round, celadon;Clever herbaceous stem;Edge matter is thin, white, and back celadon has light
The band of color;Lemma lanceolar, often with the mucro stretched out outside grain husk;Anther yellow, caryopsis yellowish-brown, oblong, apex have clump
Raw undercoat.4~October of flowering fruit bearing stage.There is dormancy after seed is mature.
Wang grass is that the middle and lower reach of Yangtze River and southwestern rice wheat rotation or the generation of Rice-rape rotation area are very serious, is also had in all parts of the world
A large amount of distributions, seriously affect the quality and yield of crop.A large amount of scientific research institutions are all in the correlative study , Wang grass for carrying out Guan Yu Wang grass
By seminal propagation, but seed has dormancy, and the method that Dang Qian Dui Wang grass seed carries out solution suspend mode, time-consuming, and germination rate
It is lower, this undoubtedly influence power research speed of correlative study.
Naturally the seed acquired, the germination rate of vernalization 10 days are generally 13% or so, after placing 1 year, then vernalization 10
It germination rate can reach 30~35%.And existing seed breaks dormancy technology and warm water is generally taken to impregnate, hormone immersion, cryosphere
The methods of product.The aspect of Er Wang grass Dormancy breaking is also more single at present, usually uses low-temperature stratification or is impregnated using hormone
Carry out Da Po Wang grass suspend mode.The usual time cost of low temperature depositing is longer, and lamination 3 months time can achieve 80% or so sprouting
Rate.Very fast using hormone soaking time, the germination rate of gibberellic acid 24 hours Hou Wang grass of seed soaking can reach 80% or so.
State Intellectual Property Office disclosed on 09 08th, 2017 application No. is CN201710418598.X, and entitled one
The patent of invention of the mating system of the Japanese thick grass seedling of kind discloses a kind of mating system of Japanese thick grass seedling, including
Following steps: (1) initial point selection;(2) Seeds preprocess;(3) seedbed preparation;(4) it sows;(5) it transplants.The present invention is big in Japan
Seed collection is carried out in careless fruit maturation mid-term 1 week, carries out seed selection and processing immediately, is broadcasted sowing after processing, next year
After seed seedling, continue to be transplanted after fostering 2~3 years.In the patent of invention, thick grass, that is, Wang grass is broken using pure water immersion
Chu Wang grass seed suspend mode.
" influence that 2 plant growth regulators Dui Wang grass seeds are sprouted " text records: various concentration is respectively adopted
(Li Wang grass seed, studies the shadow of the two Dui Wang grass seed sprouting and Seedling Quality at IAA) for gibberellin (GA3) and heteroauxin
It rings.The result shows that: the gibberellin of various concentration (10,20,50,100 mg/L) and the indoles of low concentration (10,20,50 mg/L)
The sprouting of acetic acid seed soaking Dui Wang grass seed and growth of seedling have apparent facilitation.Comprehensive analysis does not exist together reason to Wang
The influence of careless seedling relevant morphological index and physical signs, finds in all processing set by this test, 100 mg/L
Gibberellin (GA3) processing You Li Yu Wang grass seed sprout and Seedling Quality raising.
The following known to above-mentioned existing literature: currently used is pure water seed soaking or hormone seed soaking come Po Chu Wang grass seed
Suspend mode.Pure water seed soaking low efficiency, needs existing leaching current, sows inconvenient for operation.The seed of hormone seed soaking processing is not easy to maintain, no
Timely use can nature sprout, and subsequent growth can be because by hormonal stimulation, and it is weak growing way occur, exists with weeds in field
Larger difference, in particular for scientific experiment, hormone can bring very big influence to scientific research project.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the invention proposes a kind of sides of Po Chu Wang grass seed suspend mode
Method, the present invention carry out Poly Chu Wang grass seed suspend mode without using plant hormone, during reducing Zhi object Ji Su Dui Wang grass subsequent growth
Intervention, especially plant hormone influences subsequent scientific experiment big, do not use plant hormone Po Chu Wang grass seed, enable to
Subsequent scientific experiment is more accurate.Germination rate using the method for the invention processing , Wang grass seed can reach 90% or more.
What the present invention was achieved through the following technical solutions:
The invention proposes application of the plant extracts in Po Chu Wang grass seed suspend mode, which extracted by solvent
It follows the example of to be extracted from plants and other plant growth unrestraints is acted on, the ingredient that seed can be promoted to sprout.
Preferably, the plant extracts is the combination of Gentrin Knotweed P.E, fulvic acid and orange peel oil in the present invention.
The invention also provides a kind of method , of Po Chu Wang grass seed suspend mode Jiang Wang grass seed, successively by air-drying, removing grain husk
In piece, 50~60 DEG C of water impregnate, humus mixing processing, rinse, plant extracts seed soaking, distilled water flushing and air-dry, obtain
Dormancy breaking Wang grass seed.
Humus in the present invention are as follows: the content of organic matter is 50~60% and does not carry out the humus of sterilization treatment.
Further, the method for Po Chu Wang grass seed suspend mode of the present invention, comprising the following steps:
A. it chooses seeds
It is selected to Shu Wang grass seed, is air-dried to moisture≤12%;It is spare to screen full grains Wang grass seed.
B. it pre-processes
Get Dao Wang grass seed Qu Chu Wang grass seed lepicena will be screened in step A, then by Qu Chu Wang grass seed lepicena Wang grass
Seed is soaked in water.
C. humus mixing is handled
Step B get Dao Wang grass seed is uniformly mixed with humus by quality 20:1~50:1, be placed in temperature be 22~35 DEG C,
In the environment temperature of 90% or more humidity, 3~5d is kept.
D. kind is washed
It will be remained through Li Wang grass seed distilled water flushing to no humus at step C.
E. seed soaking sterilization
Step E flushing Hou Wang grass seed is placed in 1~2d of immersion in plant extract solution;
The plant extract solution refers to the mixed solution of Gentrin Knotweed P.E, fulvic acid and orange peel oil.
F. kind is washed two times
Wang grass seed will be impregnated through step E to rinse to without obvious seed-soaking liquid residual.
G. it air-dries
By through step F rinse Hou Wang grass seed air-dry, maintain moisture between 5~8%.
For the present invention in step E, Gentrin Knotweed P.E concentration is 0.5~2g/L, and fulvic acid concentration is 1~5g/L, orange peel essence
Oil concentration is 1~5g g/L.
Further, , Wang grass seed is placed in 50~60 DEG C of water and impregnates the present invention in stepb, soaking time 2
~3h.
Using the method for the invention Dormancy breaking Wang grass seed, preserving type are as follows: be stored at room temperature.
Bring beneficial effect of the present invention has:
(1) present invention creates the environment of its suitable growth of an extreme mainly for seed simulation, its own is made to generate growth
Signal lures that it terminates suspend mode into, to improve germination rate.Specific selection plant extracts, is capable of stopping for Po Chu Wang grass seed
It sleeps, while also seed is cultivated, the Wang grass well developed root system for cultivating the Wang grass seed cultivated, growing way is good, growth
Speed is fast, high survival rate.
(2) hormonal stimulation seed is not used in the present invention during processing, makes seed and extraneous growth seed variability naturally
Less, researching value is had more.
(3) time needed for the broken dormancy scheme that the present invention uses can greatly shorten the broken dormancy of seed, broken dormancy efficiency is improved.
(4) humus is employed herein, humus nutritional ingredient rich in, which includes humic acid
It with fulvic acid, is specifically combined with plant extracts, on the one hand enables to suspend mode Wang grass seed Dormancy breaking, on the other hand
It can promote its growth and development, and the seed of Dormancy breaking is under specific storage temperature, it being capable of long-term preservation.
Detailed description of the invention
Fig. 1 is the influence comparison diagram for removing lepicena Dui Wang grass seed germination rate.
Fig. 2 is the influence comparison diagram that humus mixes handling duration Dui Wang grass germination rate.
Fig. 3 is the influence comparison diagram of seed soaking sterilization Dui Wang grass germination rate.
Fig. 4 is Wang grass growth comparison diagram of being soaked seed using plant extracts seed soaking and unused plant extracts.
Specific embodiment
Embodiment 1
The present embodiment come prove removal lepicena Dui Wang grass seed germination rate influence comparison.
The specific method is as follows:
It acquires abundant Cheng Shu Wang grass seed from field plant, after natural air drying, filters out full seed, full ripe kind
Son, it is spare.
Control treatment does not remove lepicena.
The mature seed of lepicena will be gone to impregnate 2h in 50 DEG C of water.
Seed and fresh humus are mixed, are put into 25 DEG C of insulating boxs, humidity maintains 95% or so, stores 5 days.
Seed is screened from humus, with distilled water flushing 10min.
For 24 hours using the seed soaking of Gentrin Knotweed P.E, fulvic acid and orange peel oil mixed solution.
By seed distilled water flushing 2min, and natural air drying.
Seed is placed in paper bed culture dish, vernalization in 20 DEG C of constant temperature illumination boxs is placed in.
Seed is placed in observation in face and calculates seed germination rate.
As a result Chu Wang grass seed lepicena of Qu as shown in Figure 1: can effectively facilitate its sprouting, and lepicena Wang grass seed is not gone to sprout
Seed of the rate significantly lower than removal lepicena.By Li Wang grass seed at humus and without Li Wang grass seed at humus
It compares, the former germination rate significantly improves.
Embodiment 2
The influence of the present embodiment humus handling duration Dui Wang grass germination rate.
The specific method is as follows:
It acquires abundant Cheng Shu Wang grass seed from field plant, after natural air drying, filters out full seed, full ripe kind
Son peels off lepicena, spare.
The mature seed of lepicena will be gone to impregnate 2h in 60 DEG C of water, make Seed imbibition, to promote the effect next handled
Fruit.
Seed and fresh humus are mixed, are put into 25 DEG C of insulating boxs, humidity maintains 95% or so, stores n(n with table
Variation) day.
Seed is screened from humus, with distilled water flushing 10min.
For 24 hours using the seed soaking of Gentrin Knotweed P.E, fulvic acid and orange peel oil mixed solution, plant is promoted while sterilization to rise
Gesture.
By seed distilled water flushing 2min, and natural air drying.
Seed is placed in paper bed culture dish, vernalization in 20 DEG C of constant temperature illumination boxs is placed in.
Seed is placed in observation in face and calculates seed germination rate.
: as shown in Figure 2 handles Wang grass seed in fertile soil can effectively facilitate its sprouting, and the seed of unused processing kind is sprouted
Hair rate is significantly lower than the seed of Soaking in hot water.Germination rate reduces afterwards as the increase that humus mixes the processing time first increases,
7d, germination rate can be stabilized to 90% or more, and will not germinate in processing.
Embodiment 3
The present embodiment is the influence comparison of seed soaking sterilization Dui Wang grass germination rate.
The specific method is as follows:
It acquires abundant Cheng Shu Wang grass seed from field plant, after natural air drying, filters out full seed, full ripe kind
Son peels off lepicena, spare.
The mature seed of lepicena will be gone to impregnate 2h in 50 DEG C of water, make Seed imbibition, next handled with promotion
Effect.
Seed and fresh humus are mixed, are put into 25 DEG C of insulating boxs, humidity maintains 95% or so, stores 5 days.
Seed is screened from humus, with distilled water flushing 5min.
For 24 hours using the seed soaking of Gentrin Knotweed P.E, fulvic acid and orange peel oil mixed solution, plant is promoted while sterilization to rise
Gesture.
By seed distilled water flushing 1min, and natural air drying.
Seed is placed in paper bed culture dish, vernalization in 20 DEG C of constant temperature illumination boxs is placed in.
Seed is placed in observation in face and calculates seed germination rate.
It is as shown in Figure 3: to go mouldy when Gentrin Knotweed P.E in seed soaking solution and orange peel oil can inhibit seed, and to a certain degree
Upper raising seed germination rate, and as dosage improvement effect also has a small amount of promotion;Fulvic acid is to seed germination rate and inhibits to go mouldy
Upper effect is little.
Embodiment 4
It present embodiments provides and is handled using humus mixing, Gentrin Knotweed P.E, fulvic acid and the seed soaking of orange peel oil mixture come
The method of Po Chu Wang grass seed.
A. it chooses seeds
It is selected to Shu Wang grass seed, is air-dried to moisture≤12%;It is spare to screen full grains Wang grass seed.
B. it pre-processes
Get Dao Wang grass seed Qu Chu Wang grass seed lepicena will be screened in step A, then by Qu Chu Wang grass seed lepicena Wang grass
Seed is soaked in water.
C. humus mixing is handled
Step B get Dao Wang grass seed is uniformly mixed with humus, is placed in the environment temperature that temperature is 26 DEG C, 90% or more humidity
In degree, 4d is kept.
D. kind is washed
It will be remained through Li Wang grass seed distilled water flushing to no humus at step C.
E. seed soaking sterilization
Step B immersion Hou Wang grass seed is placed in plant extract solution and impregnates 48h.
The plant extract solution refers to the mixed solution of Gentrin Knotweed P.E, fulvic acid and orange peel oil.
Gentrin Knotweed P.E concentration is 0.5g/L, and fulvic acid concentration is 1g/L, and orange peel oil concentration is 1 g/L.
F. kind is washed two times
Wang grass seed will be impregnated through step E to rinse to obvious seed-soaking liquid residual.
G. it air-dries
By through step F rinse Hou Wang grass seed air-dry, so that moisture is maintained 5% or so.
Embodiment 5
Using the preserving type of the method for the invention Dormancy breaking Wang grass seed are as follows: room temperature storage.
Seed is installed with kraft paper bag, the position storage of room ventilation is placed on, without any environmental factor pipe
Control.
It is observed after normal temperature storage 3 months, there are no sprouting sign, and verify by germination test, seed germination rate is still
90% or more.
Embodiment 6
The present embodiment cultivates Some seeds obtained in embodiment 3, by the process of sowing, thinning, final singling, in every basin
10 Zhu Wang grass are inside left, investigate plant height after culture 20,30,40 days.
As shown in figure 4, the seed impregnated using Gentrin Knotweed P.E, fulvic acid, orange peel oil, growing way are slightly better than distilled water
Impregnating obviously has with unsoaked seed, the seed growing way that mixed solution impregnated in distilled water immersion and unsoaked seed.
More than, it is only presently preferred embodiments of the present invention, limitation in any form not is done to the present invention, it is all according to this
Any simple modification to the above embodiments of the technical spirit of invention, equivalent variations, each fall within protection scope of the present invention
Within.