CN107836309B - Rapid seedling growing method for polygonatum cyrtonema - Google Patents
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Abstract
The invention discloses a polygonatum cyrtonema fast seedling method, which comprises the following operation steps: (1) selecting full Polygonatum cyrtonema seeds, soaking in the soaking solution for 2-3min, taking out, and washing with water twice; (2) spraying a germination accelerating liquid on the surfaces of polygonatum cyrtonema seeds, placing the polygonatum cyrtonema seeds in a constant-temperature incubator, setting the temperature in the incubator to be 38-42 ℃, the relative humidity to be 80-90%, and taking out after 200 plus 240 min; (3) sowing Polygonatum cyrtonema seeds, and covering the seeds with mixed grass. The polygonatum cyrtonema fast seedling method provided by the invention is simple, does not need high cost, can meet the requirement of large-scale seedling, and has the advantages of high germination rate of seeds, short seedling period and good growth vigor of seedlings.
Description
Technical Field
The invention belongs to the technical field of polygonatum cyrtonema planting, and particularly relates to a rapid seedling culture method of polygonatum cyrtonema.
Background
Polygonatum cyrtonema is a perennial herb of Polygonatum of Liliaceae, has thick root and stem, nearly cylindrical shape, stem height of 100 cm, alternate growth of leaves, ellipse, egg-shaped needle-shaped to rectangular needle-shaped, umbrella-shaped inflorescence, yellow-green floral cover, black berry, flowering in 5-6 months, and fruiting in 8-10 months. Polygonatum cyrtonema has developed root stocks for storing nutrients, is easy to be viewed under forests and potted plants, and has a flowering period as long as 20 days. At present, polygonatum sibiricum is cultivated by roots and stems in production, the seed consumption is large, the propagation coefficient is low, large-area popularization and planting is limited, and seed source degeneration is easily caused by long-term vegetative propagation. However, the polygonatum seeds can emerge only after undergoing 2 winter dormancy in natural conditions, and almost cannot emerge if managed according to the conventional crop seed seedling raising technology.
Disclosure of Invention
The invention provides a rapid seedling culture method for polygonatum cyrtonema.
The invention is realized by the following technical scheme.
A polygonatum cyrtonema fast seedling growing method comprises the following operation steps:
(1) selecting full polygonatum cyrtonema seeds, placing the seeds in a soaking solution for soaking for 2-3min, taking out, and washing twice with water, wherein the soaking solution is prepared from the following components in parts by weight: 15-19 parts of citric acid, 10-13 parts of 1, 2-cyclohexanediamine tetraacetic acid and 180 parts of water;
(2) spraying a germination accelerating liquid on the surface of the polygonatum cyrtonema seeds, placing the polygonatum cyrtonema seeds in a constant-temperature incubator, setting the temperature in the incubator to be 38-42 ℃ and the relative humidity to be 80-90%, and taking out the polygonatum cyrtonema seeds after 200-plus-one time for 240min, wherein the germination accelerating liquid is prepared from the following components in parts by weight: 34-37 parts of ophicalcitum, 11-15 parts of blumea balsamifera, 0.6-0.8 part of forchlorfenuron and 500 parts of water 400-containing materials;
(3) sowing Polygonatum cyrtonema seeds, and covering the surfaces of the Polygonatum cyrtonema seeds with mixed grass, wherein the mixed grass is prepared from the following components in parts by weight: 24-29 parts of alpine yarrow herb, 20-25 parts of filipendula, and 68-75 parts of straw.
Specifically, the germination accelerating liquid is prepared by the following method: pulverizing Ophicalcitum to 100 mesh, adding into boiling water, decocting with slow fire for 20-30min, filtering to obtain filtrate, adding herba Blumeae Balsamiferae into the filtrate, decocting with slow fire for 30-40min, filtering to obtain filtrate, cooling the filtrate to room temperature, adding forchlorfenuron, mixing and stirring to obtain the final product.
Specifically, in the step (2), each kilogram of seeds is sprayed with 120ml of germination accelerating liquid.
Specifically, the seeds are sown every 667m2Sowing 13-14kg of Polygonatum cyrtonema seeds in the planting field.
Specifically, the mixed grass covers 600-630kg per mu.
According to the technical scheme, the beneficial effects of the invention are as follows:
the polygonatum cyrtonema fast seedling method provided by the invention is simple, does not need high cost, can meet the requirement of large-scale seedling, and has the advantages of high germination rate of seeds, short seedling period and good growth vigor of seedlings. After the seeds are treated by the soaking solution in the step (1), the permeability of seed coats is greatly improved, the absorption efficiency of the seeds on nutrients in the environment and the permeability of the seed coats can be effectively enhanced, and the germination rate of the seeds is further improved; according to the method, after the germination accelerating liquid is sprayed on the surface of the seeds, the seeds are placed in the incubator at a higher temperature, so that the components in the germination accelerating liquid can effectively enter the seeds, the enzyme activity in the seeds is highest at the temperature, and meanwhile, the activity of germination accelerating substances in the seeds can be effectively enhanced after the effective components in the ophicalcitum and the blumea balsamifera act synergistically at the temperature, the dormant state of the seeds can be effectively broken, and the germination rate of the seeds is further improved; the mixed grass provided by the invention can effectively prevent the pest and disease damage from affecting the germination of seeds and the development of seedlings, and can specifically accelerate the growth of the seedlings and shorten the seedling raising period.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following examples further illustrate the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A polygonatum cyrtonema fast seedling growing method comprises the following operation steps:
(1) selecting full polygonatum cyrtonema seeds, placing the seeds in a soaking solution for soaking for 2min, taking out, and washing twice with water, wherein the soaking solution is prepared from the following components in parts by weight: 15 parts of citric acid, 10 parts of 1, 2-cyclohexanediamine tetraacetic acid and 160 parts of water;
(2) spraying a germination accelerating solution on the surface of polygonatum cyrtonema seeds, placing the polygonatum cyrtonema seeds in a constant-temperature incubator, setting the temperature in the incubator to be 38 ℃ and the relative humidity to be 80%, and taking out the polygonatum cyrtonema seeds after 200min, wherein the germination accelerating solution is prepared from the following components in parts by weight: 34 parts of ophicalcitum, 11 parts of blumea balsamifera, 0.6 part of forchlorfenuron and 400 parts of water;
(3) sowing Polygonatum cyrtonema seeds, and covering the surfaces of the Polygonatum cyrtonema seeds with mixed grass, wherein the mixed grass is prepared from the following components in parts by weight: 24 parts of alpine yarrow herb, 20 parts of hypericum japonicum and 68 parts of straw.
Specifically, the germination accelerating liquid is prepared by the following method: pulverizing Ophicalcitum to 100 mesh, adding into boiling water, decocting with slow fire for 20min, filtering to obtain filtrate, adding herba Blumeae Balsamiferae into the filtrate, decocting with slow fire for 30min, filtering to obtain filtrate, cooling the filtrate to room temperature, adding forchlorfenuron, mixing and stirring to obtain the final product.
Specifically, in the step (2), 100ml of germination accelerating liquid is sprayed on each kilogram of seeds.
Specifically, the seeds are sown every 667m2Sowing 13kg of polygonatum cyrtonema seeds in the planting field.
Specifically, the mixed grass covers 600kg per mu.
Example 2
A polygonatum cyrtonema fast seedling growing method comprises the following operation steps:
(1) selecting full polygonatum cyrtonema seeds, placing the seeds in a soaking solution for soaking for 2.5min, taking out, and washing twice with water, wherein the soaking solution is prepared from the following components in parts by weight: 17 parts of citric acid, 12 parts of 1, 2-cyclohexanediamine tetraacetic acid and 170 parts of water;
(2) spraying a germination accelerating solution on the surface of polygonatum cyrtonema seeds, placing the polygonatum cyrtonema seeds in a constant-temperature incubator, setting the temperature in the incubator to be 40 ℃ and the relative humidity to be 85%, and taking out the polygonatum cyrtonema seeds after 220min, wherein the germination accelerating solution is prepared from the following components in parts by weight: 36 parts of ophicalcitum, 13 parts of blumea balsamifera, 0.7 part of forchlorfenuron and 450 parts of water;
(3) sowing Polygonatum cyrtonema seeds, and covering the surfaces of the Polygonatum cyrtonema seeds with mixed grass, wherein the mixed grass is prepared from the following components in parts by weight: 26 parts of alpine yarrow herb, 23 parts of hypericum japonicum and 70 parts of straw.
Specifically, the germination accelerating liquid is prepared by the following method: crushing Ophicalcitum to 100 meshes, adding into boiling water, decocting with slow fire for 25min, filtering to obtain filtrate, adding blumea balsamifera into the filtrate, decocting with slow fire for 35min, filtering to obtain filtrate, cooling the filtrate to room temperature, adding forchlorfenuron, mixing and stirring uniformly to obtain the bud-promoting liquid.
Specifically, in the step (2), 110ml of germination accelerating liquid is sprayed on each kilogram of seeds.
Specifically, the seeds are sown every 667m2Sowing 13.5kg of polygonatum cyrtonema seeds in the planting field.
Specifically, the mixed grass covers 620kg per mu.
Example 3
A polygonatum cyrtonema fast seedling growing method comprises the following operation steps:
(1) selecting full polygonatum cyrtonema seeds, placing the seeds in a soaking solution for soaking for 3min, taking out, and washing twice with water, wherein the soaking solution is prepared from the following components in parts by weight: 19 parts of citric acid, 13 parts of 1, 2-cyclohexanediamine tetraacetic acid and 180 parts of water;
(2) spraying a germination accelerating solution on the surface of polygonatum cyrtonema seeds, placing the polygonatum cyrtonema seeds in a constant-temperature incubator, setting the temperature in the incubator to be 42 ℃ and the relative humidity to be 90%, and taking out the polygonatum cyrtonema seeds after 240min, wherein the germination accelerating solution is prepared from the following components in parts by weight: 37 parts of ophicalcitum, 15 parts of blumea balsamifera, 0.8 part of forchlorfenuron and 500 parts of water;
(3) sowing Polygonatum cyrtonema seeds, and covering the surfaces of the Polygonatum cyrtonema seeds with mixed grass, wherein the mixed grass is prepared from the following components in parts by weight: 29 parts of alpine yarrow herb, 25 parts of golden filigree herb and 75 parts of straw.
Specifically, the germination accelerating liquid is prepared by the following method: pulverizing Ophicalcitum to 100 mesh, adding into boiling water, decocting with slow fire for 30min, filtering to obtain filtrate, adding herba Blumeae Balsamiferae into the filtrate, decocting with slow fire for 40min, filtering to obtain filtrate, cooling the filtrate to room temperature, adding forchlorfenuron, mixing and stirring to obtain the final product.
Specifically, in the step (2), 120ml of germination accelerating liquid is sprayed on each kilogram of seeds.
Specifically, the seeds are sown every 667m214kg of polygonatum cyrtonema seeds are sown in the planting field.
Specifically, the mixed grass covers 630kg per mu.
Comparative example 1
The soak solution in the step (1) is clear water, and the rest operation steps are completely the same as the embodiment 1.
Comparative example 2
The germination accelerating liquid in the step (2) is clear water, and the rest of the operation steps are completely the same as those in the embodiment 2.
Comparative example 3
In the step (3), the mixed grass does not contain the components of the alpine yarrow herb and the hypericum japonicum, and the rest operation steps are completely the same as the embodiment 3.
Seedling raising tests are respectively carried out on polygonatum cyrtonema seeds of the same variety by the methods of each example and comparative example, the test time is one year, and the test results are shown in table 1:
TABLE 1 Polygonatum cyrtonema seed seedling test results
| Item | The number of seedlings per square meter of the planting field | Height of seedling in cm |
| Example 1 | 102 | 1.71 |
| Comparative example 1 | 73 | 1.01 |
| Example 2 | 109 | 1.85 |
| Comparative example 2 | 61 | 0.97 |
| Example 3 | 111 | 1.92 |
| Comparative example 3 | 54 | 0.80 |
As can be seen from Table 1, the polygonatum cyrtonema seedling raising method provided by the invention can effectively improve the germination rate of polygonatum cyrtonema and the growth speed thereof, and greatly promote the development of polygonatum cyrtonema industry.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited. Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the present invention.
Claims (5)
1. A polygonatum cyrtonema fast seedling growing method is characterized by comprising the following operation steps:
(1) selecting full polygonatum cyrtonema seeds, placing the seeds in a soaking solution for soaking for 2-3min, taking out, and washing twice with water, wherein the soaking solution is prepared from the following components in parts by weight: 15-19 parts of citric acid, 10-13 parts of 1, 2-cyclohexanediamine tetraacetic acid and 180 parts of water;
(2) spraying a germination accelerating liquid on the surface of the polygonatum cyrtonema seeds, placing the polygonatum cyrtonema seeds in a constant-temperature incubator, setting the temperature in the incubator to be 38-42 ℃ and the relative humidity to be 80-90%, and taking out the polygonatum cyrtonema seeds after 200-plus-one time for 240min, wherein the germination accelerating liquid is prepared from the following components in parts by weight: 34-37 parts of ophicalcitum, 11-15 parts of blumea balsamifera, 0.6-0.8 part of forchlorfenuron and 500 parts of water 400-containing materials;
(3) sowing Polygonatum cyrtonema seeds, and covering the surfaces of the Polygonatum cyrtonema seeds with mixed grass, wherein the mixed grass is prepared from the following components in parts by weight: 24-29 parts of alpine yarrow herb, 20-25 parts of filipendula, and 68-75 parts of straw.
2. The method for rapidly growing seedlings of polygonatum cyrtonema according to claim 1, wherein the germination accelerating solution is prepared by the following method: pulverizing Ophicalcitum to 100 mesh, adding into boiling water, decocting with slow fire for 20-30min, filtering to obtain filtrate, adding herba Blumeae Balsamiferae into the filtrate, decocting with slow fire for 30-40min, filtering to obtain filtrate, cooling the filtrate to room temperature, adding forchlorfenuron, mixing and stirring to obtain the final product.
3. The method for rapidly growing seedlings of polygonatum cyrtonema according to claim 2, wherein in the step (2), each kilogram of seeds is sprayed with 100ml of germination accelerating liquid and 120ml of germination accelerating liquid.
4. The method for rapidly growing seedlings of polygonatum cyrtonema according to any one of claims 1 to 3, wherein the seeds are sowed every 667m2Sowing 13-14kg of Polygonatum cyrtonema seeds in the planting field.
5. The method for rapidly growing seedlings of Polygonatum cyrtonema as claimed in claim 4, wherein the mixed grass covers 600-630 kg/mu.
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| CN108401875A (en) * | 2018-06-09 | 2018-08-17 | 卓小玲 | A kind of method of Radix Astragali nursery |
| CN109220060A (en) * | 2018-11-17 | 2019-01-18 | 恩施土家族苗族自治州大地生物科技研究所 | A kind of rhizoma polygonati seed seedling-raising method |
| CN109496708A (en) * | 2018-12-19 | 2019-03-22 | 江西省鑫隆农业发展有限公司 | A kind of polygonatum cyrtonema seedling breeding method |
| CN111955299A (en) * | 2020-08-31 | 2020-11-20 | 丽水市林业技术推广总站 | High-germination-rate drought-resistant polygonatum cyrtonema planting method |
| CN113142006A (en) * | 2021-04-27 | 2021-07-23 | 云南立达尔生物科技有限公司 | Production and planting method of adonis amurensis seeds |
| CN114009290A (en) * | 2021-09-16 | 2022-02-08 | 杭州职业技术学院 | Quick seedling raising method and system for polygonatum cyrtonema thunbergii |
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| CN104813840A (en) * | 2015-05-23 | 2015-08-05 | 贵州大学 | Method for quick seedling culture of polygonatum cyrtonema seeds |
| CN105248140A (en) * | 2015-11-23 | 2016-01-20 | 陕西师范大学 | Seedling culturing method for polygonatum cyrtonema seeds |
| CN105660219A (en) * | 2016-01-20 | 2016-06-15 | 贵州大学 | Polygonatum cyrtonema seed rapid emerging method |
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| CN104813840A (en) * | 2015-05-23 | 2015-08-05 | 贵州大学 | Method for quick seedling culture of polygonatum cyrtonema seeds |
| CN105248140A (en) * | 2015-11-23 | 2016-01-20 | 陕西师范大学 | Seedling culturing method for polygonatum cyrtonema seeds |
| CN105660219A (en) * | 2016-01-20 | 2016-06-15 | 贵州大学 | Polygonatum cyrtonema seed rapid emerging method |
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