CN116897776A - Storage method, culture method and planting method of epimedium seeds - Google Patents

Storage method, culture method and planting method of epimedium seeds Download PDF

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Publication number
CN116897776A
CN116897776A CN202310751830.7A CN202310751830A CN116897776A CN 116897776 A CN116897776 A CN 116897776A CN 202310751830 A CN202310751830 A CN 202310751830A CN 116897776 A CN116897776 A CN 116897776A
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seeds
epimedium
sand
seed
humidity
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CN116897776B (en
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王涛
胡奎
苟君波
胡春玲
刘义飞
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Shennongjia Xinlongbang Pharmaceutical Co.,Ltd.
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Shennongjia Forest District Traditional Chinese Medicine Industry Association
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C1/00Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N3/00Preservation of plants or parts thereof, e.g. inhibiting evaporation, improvement of the appearance of leaves or protection against physical influences such as UV radiation using chemical compositions; Grafting wax

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Soil Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Botany (AREA)
  • Plant Pathology (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Pretreatment Of Seeds And Plants (AREA)

Abstract

The invention discloses a storage method, a culture method and a planting method of epimedium seeds, belonging to the technical field of medicinal plant cultivation. The storage method of the epimedium seed comprises the following steps: mixing sand, herba Epimedii seed, water and bactericide, refrigerating at 15-16deg.C, regulating 2-3deg.C every two weeks to 4-5deg.C, and maintaining constant temperature; keeping constant temperature, regulating humidity to 65-67%, and refrigerating. The invention also provides a method for culturing epimedium seeds, which comprises the following steps: sowing herba Epimedii seeds treated by the above storage method on sand bed, keeping sand bed humidity at 65-67%, and illuminating for 16-17 hr.d ‑1 . The storage method shortens germination time and improves germination rate.

Description

Storage method, culture method and planting method of epimedium seeds
Technical Field
The invention relates to the technical field of medicinal plant cultivation, in particular to a storage method, a culture method and a planting method of epimedium seeds.
Background
The Epimedium (Epimedium L.) plant is a perennial deciduous or evergreen herb of the Berberidaceae family (Berberidaceae). For a long time, the market supply of epimedium herb almost depends on wild resources, and the reserve of the wild resources is greatly reduced year by year and exhausted along with the great increase of market demands. Therefore, the artificial breeding of seedlings by utilizing seeds becomes a key measure for the industrialized cultivation of the epimedium. Research shows that most of epimedium seeds have dormancy characteristics, the natural germination period is long, the germination rate is low, and the characteristics are key limiting factors for restricting industrialized cultivation.
Seeds, which are propagules specific to gymnosperms and angiosperms, play an important role in continuing species. After sufficient screening and sub-packaging of crop seeds, the crop seeds need to be stored in a warehouse for a long period of time before planting. The seeds of crops are stored at normal temperature, the germination rate of one year is 90% and the germination rate of 2 years is less than 50%. Generally, the epimedium seeds should be sowed immediately after being harvested, and if the epimedium seeds cannot be sowed immediately, the seeds need to be stored for a long time. The different storage methods of the epimedium seeds have great influence on germination rate, and even the improper storage methods lead to no germination of the seeds.
Disclosure of Invention
The invention aims to overcome the technical defects, and provides a storage method, a culture method and a planting method of epimedium seeds, which solve the technical problem of how to improve the germination rate of the stored epimedium seeds in the prior art.
In order to achieve the technical aim, the technical scheme of the invention provides a storage method of epimedium seeds, which comprises the following steps:
mixing sand, herba Epimedii seed, water and carbendazim bactericide, refrigerating at 15-16deg.C, regulating 2-3deg.C every two weeks to 4-5deg.C, and maintaining constant temperature;
keeping constant temperature, regulating humidity to 65-67%, and refrigerating.
Further, the volume ratio of the sand to the epimedium seeds is 20-22:1.
Further, the bactericide is carbendazim, and the carbendazim is prepared by mixing 25% of carbendazim wettable powder and water according to a mass ratio of 1:200-250.
Further, the adjusting the humidity to 65-67% includes adding water to the seeds to mix the seeds to 65-67% humidity.
Further, the total time from the start of the refrigeration to the end of the refrigeration is 85 to 95 days.
Further, before mixing sand, epimedium seeds, water and bactericide, the method further comprises: cleaning herba Epimedii seed, peeling, and storing at 25-26deg.C.
In addition, the invention also provides a method for culturing epimedium seeds, which comprises the following steps: sowing herba Epimedii seeds treated by the above storage method on sand bed, keeping sand bed humidity at 65-67%, and illuminating for 16-17 hr.d -1
In addition, the invention also provides a planting method of the epimedium seeds, which comprises the following steps: applying 1.5-1.6 tons of organic fertilizer to each mu of land, and uniformly rotary tillage; then, gathering the rows to form a carriage, and flattening the carriage surface; then spreading earthworm soil on the carriage surface for 5-10 cm; sowing, mixing the epimedium seeds, sand and bactericide after the storage method treatment, and uniformly sowing 800-850 seeds per square on a carriage surface; then covering earthworm soil on the carriage surface, watering, thoroughly watering seeds and sand soil, covering a tunnel, and maintaining the temperature in the tunnel at 25-26 ℃ and the humidity at 65-67%.
Further, the width of the carriage surface is 1-1.2 m, the width of the drainage ditch is 25-27 cm, and the depth is 20-30 cm.
Further, the earthworms with the thickness of 2-3cm are covered on the carriage surface.
Compared with the prior art, the invention has the beneficial effects that: the method for storing the epimedium seeds, which is provided by the invention, utilizes a wet sand step-by-step cooling lamination treatment method, so that the epimedium seeds can be stored for a long time, the original advantages of the epimedium seeds are not degraded and lost, the dormant state of the epimedium seeds can be broken, the germination time is shortened, the germination rate is improved, and the method has important theoretical and practical significance for promoting sustainable utilization and industrialization of the epimedium resources, and the germination rate is as high as more than 80%.
Drawings
FIG. 1 is a statistical result of germination rate of epimedium seed of example 1, comparative example 1 and comparative example 2 according to the present invention.
FIG. 2 is a photograph showing the germination of epimedium seed 20 days after planting in example 5 of the present invention.
Detailed Description
The specific embodiment provides a storage method of epimedium seeds, which comprises the following steps:
cleaning herba Epimedii seed, peeling, and storing at 25-26deg.C;
mixing sand, herba Epimedii seed, water and carbendazim bactericide, refrigerating at 15-16deg.C, regulating 2-3deg.C every two weeks to 4-5deg.C, and maintaining constant temperature; the volume ratio of the sand to the epimedium seeds is 20-22:1; the bactericide is carbendazim, and the carbendazim is prepared by mixing 25% of carbendazim wettable powder and water according to the mass ratio of 1:200-250;
after maintaining the constant temperature, the humidity is adjusted to 65-67% for continuous refrigeration, and the adjustment of the humidity to 65-67% comprises adding water to the seeds and mixing the seeds until the humidity is 65-67%, wherein the total time from the start of refrigeration to the end of refrigeration is 85-95 days.
The specific embodiment also provides a method for culturing epimedium seeds, which comprises the following steps: sowing herba Epimedii seeds treated by the above storage method on sand bed, keeping sand bed humidity at 65-67%, and illuminating for 16-17 hr.d -1
The specific embodiment also provides a planting method of the epimedium seeds, which comprises the following steps: applying 1.5-1.6 tons of organic fertilizer to each mu of land, and uniformly rotary tillage; then, the cage is made by gathering, the cage surface is flat, the width of the cage surface is 1-1.2 m, the width of the drainage ditch is 25-27 cm, and the depth is 20-30 cm; then spreading earthworm soil on the carriage surface for 5-10 cm; sowing, mixing the epimedium seeds, sand and bactericide after the storage method treatment, and uniformly sowing 800-850 seeds per square on a carriage surface; then covering earthworm soil with the thickness of 2-3cm on the carriage surface, watering, thoroughly watering seeds and sand soil, covering a tunnel, and maintaining the temperature in the tunnel at 25-26 ℃ and the humidity at 65-67%.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
The embodiment provides a storage method of epimedium seeds, which comprises the following steps:
s1, storing seeds at a constant temperature of 25 ℃ for 3 months: cleaning and peeling herba Epimedii seeds collected in June of the current year, naturally air-drying (based on seed drying), and storing at constant temperature in air-conditioning room at 25deg.C for 3 months;
s2, carrying out sand pre-storage treatment on seeds in September, cleaning the seeds, sun-drying the seeds for later use, soaking the seeds in warm water for 24 hours, lightly rubbing the seeds by hands until clear water is obtained, mixing the seeds into cleaned sand, wherein the proportion of sand to the seeds is 20:1 (V/V), adding water mixed with carbendazim, specifically, the water mixed with carbendazim is obtained by mixing 1g of 25% carbendazim wettable powder with 250g of water, stirring uniformly, and taking the sand with dryness and humidity approximately equal to that the sand is not scattered after loosening by hand;
s3, bagging seeds, placing the seeds in a refrigerated cabinet for storage, wherein the initial temperature of Sha Cangqi is 15 ℃, the temperature is reduced to 13 ℃ after two weeks, the temperature is reduced to 11 ℃ after four weeks, the temperature is reduced to 9 ℃ after six weeks, the temperature is reduced to 7 ℃ after eight weeks, the temperature is reduced to 4 ℃ after ten weeks, and the temperature is kept after the temperature is reduced to 4 ℃ and no more reduction is performed;
s4, keeping the temperature at 4 ℃, adjusting the humidity of the cabinet to 65%, and supplementing water once every three days, wherein the method comprises the following steps: pouring each bag of seeds into a tray, adding water, stirring uniformly, bagging into a cabinet, wherein the water is pure water;
s5, land time: seeds are stored in the refrigerated cabinet for 90 days to go down.
Example 2
The embodiment provides a storage method of epimedium seeds, which comprises the following steps:
s1, storing seeds at a constant temperature of 25 ℃ for 3 months: cleaning and peeling herba Epimedii seeds collected in June of the current year, naturally air-drying (based on seed drying), and storing at constant temperature in air-conditioning room at 25deg.C for 3 months;
s2, carrying out sand pre-storage treatment on seeds in September, firstly classifying the sizes of the seeds, sieving the seeds by a 40-mesh sieve, cleaning the seeds, sun-drying the seeds for later use, soaking the seeds in warm water for 24 hours, lightly rubbing the seeds by hands until clear water is available, mixing the seeds into the cleaned sand, adding water mixed with carbendazim in a ratio of 22:1 (V/V) of the sand to the seeds, specifically, mixing the water mixed with carbendazim by 25% of carbendazim wettable powder 1g and 250g of water, uniformly stirring the water, and taking the sand with dryness and humidity approximately equal to that the sand is not scattered after the sand is loosened by hand;
s3, bagging seeds, placing the seeds in a refrigerated cabinet for storage, adjusting the initial temperature of the seeds to 16 ℃, adjusting the initial temperature to 13 ℃ after two weeks, adjusting the initial temperature to 11 ℃ after four weeks, adjusting the initial temperature to 9 ℃ after six weeks, adjusting the initial temperature to 7 ℃ after eight weeks, adjusting the initial temperature to 5 ℃ after ten weeks, and keeping the initial temperature at the temperature of 5 ℃ without adjusting the initial temperature;
s4, keeping the temperature at 5 ℃, adjusting the humidity of the cabinet to 66%, and supplementing water every three days, wherein the method comprises the following steps: pouring each bag of seeds into a tray, adding water, stirring uniformly, bagging into a cabinet, wherein the water is pure water;
s5, land time: seeds are stored in the refrigerated cabinet for 85 days to be placed in the ground.
Example 3
The embodiment provides a storage method of epimedium seeds, which comprises the following steps:
s1, storing seeds at a constant temperature of 25 ℃ for 3 months: cleaning and peeling herba Epimedii seeds collected in June of the current year, naturally air-drying (based on seed drying), and storing at constant temperature in air-conditioning room at 25deg.C for 3 months;
s2, carrying out sand pre-storage treatment on seeds in September, sieving the sand with a 40-mesh sieve, cleaning, sun-drying for later use, soaking the seeds in warm water for 24 hours, lightly rubbing the seeds by hand until clear water is available, mixing the seeds into the cleaned sand, mixing the sand with the seeds according to the proportion of 21:1 (V/V), adding water mixed with carbendazim, specifically, mixing the water mixed with carbendazim with 25% of carbendazim wettable powder with 220g of water, uniformly stirring, and grasping the sand by hand for about one time after loosening the sand, wherein the sand is not scattered;
s3, bagging seeds, placing the seeds in a refrigerated cabinet for storage, adjusting the initial temperature of the seeds to 15 ℃, adjusting the initial temperature to 13 ℃ after two weeks, adjusting the initial temperature to 11 ℃ after four weeks, adjusting the initial temperature to 9 ℃ after six weeks, adjusting the initial temperature to 7 ℃ after eight weeks, adjusting the initial temperature to 4 ℃ after ten weeks, and keeping the initial temperature to be no longer adjusted;
s4, keeping the temperature at 4 ℃, adjusting the humidity of the cabinet to 66%, and supplementing water every three days, wherein the method comprises the following steps: pouring each bag of seeds into a tray, adding water, stirring uniformly, bagging into a cabinet, wherein the water is pure water;
s5, land time: seeds can be placed in the freezer after being stored in sand for 95 days.
Comparative example 1
The comparative example is seeds which are not subjected to sand storage treatment, namely epimedium seeds are stored for 3 months at a constant temperature of 25 ℃): and (3) cleaning and peeling the epimedium seeds collected in the current six months, naturally air-drying the epimedium seeds (based on seed drying), and then placing the epimedium seeds in an air-conditioning room at 25 ℃ for 3 months at constant temperature.
Comparative example 2
This comparative example differs from example 1 only in that: sand control group temperature control was different: the initial temperature of the sand is 4 ℃, and the sand is stored for 90 days at the constant temperature of 4 ℃.
Example 4
The embodiment provides a method for culturing epimedium seeds, which comprises the following steps: the epimedium seeds treated by the storage methods of the example 1, the comparative example and the comparative example 2 are sown on a sand bed, the humidity of the sand bed is kept to 65 percent, and the illumination is carried out for 16 h.d -1
Three groups of seeds were treated with 100 seeds according to the culture method, each group was provided with 3 repeated groups, and 900 seeds were treated in total. The sand bed sowing day is calculated as 0 day, seeds start to germinate from the 10 th day, the seeds start to germinate stably from the 20 th day after sowing, the seed germination rate is counted from the 20 th day, and the calculation formula of the seed germination is as follows:
[ germination rate= (number of germination/(number of seeds) ×100% ].
As shown in the figure 1, the germination rate of the seeds of the non-sand control group is 0 after the seeds are stored at a high temperature of 25 ℃ for 90 days; after sand storage at a constant temperature of 4 ℃ for 90%, the germination rate of seeds is 52%; the initial temperature of sand collection is 15 ℃,2 ℃ is regulated down every two weeks, the temperature is reduced and laminated step by step, the temperature is kept to 4 ℃, the total storage is carried out for 90 days, and the germination rate of seeds is 80%; the above results indicate that: the seeds are stored for 3 months at the constant temperature of 25 ℃, the initial temperature is 15 ℃, the germination rate of the seeds is highest after the step-by-step cooling lamination treatment for 90 days, the germination rate of the seeds for 20 days is up to more than 80%, and the seeds have obvious difference (P is less than 0.05) compared with the sand storage treatment at the constant temperature of 4 ℃.
Example 5
The embodiment provides a planting method of epimedium seeds, which comprises the following steps: applying 1.5 tons of organic fertilizer to each mu of land, and uniformly rotary tillage; then, the cage is made by gathering, the cage surface is flat, the width of the cage surface is 1 meter, the width of the drainage ditch is 25 cm, and the depth is 20-30 cm; then spreading earthworm soil on the carriage surface for 5-10 cm; sowing, mixing the epimedium seeds treated by the storage method, sand and carbendazim water, specifically, mixing 25% of carbendazim wettable powder 1g and 220g of water, and uniformly sowing the seeds subjected to sand storage in example 1 on a compartment surface according to 800 seeds per square; then covering earthworm soil with the thickness of about 2-3cm on the carriage surface, watering, thoroughly watering seeds and sand soil, covering a greenhouse by using a fiber rod, and maintaining the temperature in the greenhouse at 25 ℃ and the humidity at 65%.
Germination rate statistics: the sowing time is calculated from 0 day to 10 days, the seeds start to germinate, the seed germination is stable on the 10 th day after sowing, as shown in figure 2, the seed germination condition is estimated by the 20 th day, the seeds are sowed in the next place, and the seed germination rate is more than 80%.
The advantages of the invention include: the invention adopts wet sand to cool and laminate and store seeds step by step, and can effectively remove dormancy of the seeds, and shorten dormancy period of 8-9 months under natural conditions to about 90 days. The germination rate of the seeds stored by the method of the invention reaches more than 80% within 20 days. Far higher than the 45% germination rate reported in the literature. In addition, the method is simple, low in cost and convenient to operate, and the field sowing verification is carried out in the small arch shed, so that the method can directly guide the actual production and application.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any other corresponding changes and modifications made in accordance with the technical idea of the present invention shall be included in the scope of the claims of the present invention.

Claims (10)

1. A method for storing epimedium seeds, which is characterized by comprising the following steps:
mixing sand, herba Epimedii seed, water and bactericide, refrigerating at 15-16deg.C, regulating 2-3deg.C every two weeks to 4-5deg.C, and maintaining constant temperature;
keeping constant temperature, regulating humidity to 65-67%, and refrigerating.
2. The method for storing epimedium seeds according to claim 1, wherein the volume ratio of sand to epimedium seeds is 20-22:1.
3. The method for storing epimedium seeds according to claim 1, wherein the bactericide is carbendazim, and the carbendazim is obtained by mixing 25% of carbendazim wettable powder and water according to a mass ratio of 1:200-250.
4. The method of storing epimedium seed according to claim 1, wherein said adjusting the humidity to 65-67% comprises mixing the seed with water to a humidity of 65-67%.
5. The method for storing epimedium seeds according to claim 1, wherein a total time from a start of cold storage to an end of cold storage is 85 to 95 days.
6. The method for storing epimedium seed according to claim 1, further comprising, before mixing sand, epimedium seed, water and bactericide: cleaning herba Epimedii seed, peeling, and storing at 25-26deg.C.
7. The method for culturing the epimedium seeds is characterized by comprising the following steps of: sowing herba Epimedii seeds treated by the storage method of any one of claims 1-6 on sand bed, maintaining sand bed humidity at 65-67%, and illuminating for 16-17 hr.d -1
8. The planting method of the epimedium seeds is characterized by comprising the following steps of: applying 1.5-1.6 tons of organic fertilizer to each mu of land, and uniformly rotary tillage; then, gathering the rows to form a carriage, and flattening the carriage surface; then spreading earthworm soil on the carriage surface for 5-10 cm; sowing, mixing the epimedium seeds treated by the storage method of any one of claims 1-6, sand and bactericide, and uniformly sowing 800-850 seeds per square on a compartment surface; then covering earthworm soil on the carriage surface, watering, thoroughly watering seeds and sand soil, covering a tunnel, and maintaining the temperature in the tunnel at 25-26 ℃ and the humidity at 65-67%.
9. The method for planting epimedium seed according to claim 8, wherein the width of the compartment is 1-1.2 m, the width of the drainage ditch is 25-27 cm, and the depth is 20-30 cm.
10. The method of planting epimedium seed according to claim 8, wherein the earthworm soil with a thickness of 2-3cm is covered on the carriage surface.
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